./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e14135f4afb726bf8552a88de51bf2d1eeb5945775070b599f71e8288a74bc87 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:27:31,407 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:31,503 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:27:31,508 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:27:31,509 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:27:31,537 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:31,539 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:31,540 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:31,541 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:31,541 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:31,542 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:31,543 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:31,544 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:27:31,544 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:27:31,545 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:27:31,546 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:31,546 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:31,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:31,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:31,549 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:27:31,549 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:27:31,550 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:27:31,551 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:31,552 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:31,552 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:31,553 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:31,554 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:31,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:31,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:31,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:31,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:31,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:31,558 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:27:31,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:27:31,559 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:31,559 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_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e14135f4afb726bf8552a88de51bf2d1eeb5945775070b599f71e8288a74bc87 [2023-11-21 18:27:31,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:31,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:31,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:31,965 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:31,967 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:31,969 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound5.c [2023-11-21 18:27:35,294 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:35,555 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:35,556 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound5.c [2023-11-21 18:27:35,565 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/bin/ukojak-verify-i0I2FZA1j2/data/83080e705/d6230d7cae4b4c2d9265ad8cac7f2e0b/FLAGcfecf0b88 [2023-11-21 18:27:35,594 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/bin/ukojak-verify-i0I2FZA1j2/data/83080e705/d6230d7cae4b4c2d9265ad8cac7f2e0b [2023-11-21 18:27:35,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:35,601 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:35,602 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:35,603 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:35,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:35,610 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35417116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35, skipping insertion in model container [2023-11-21 18:27:35,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,641 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:35,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:35,860 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:35,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:35,908 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:35,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35 WrapperNode [2023-11-21 18:27:35,909 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:35,911 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:35,911 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:35,911 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:35,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,931 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:35,991 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 126 [2023-11-21 18:27:35,991 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:35,992 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:35,992 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:35,992 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:36,005 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:36,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:36,011 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:36,012 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:36,020 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:36,024 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:36,027 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:36,028 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:36,032 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:36,033 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:36,033 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:36,034 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:36,035 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:35" (1/1) ... [2023-11-21 18:27:36,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:36,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:36,082 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:36,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a1a3f2b-f5b3-483a-b797-ef2c1f91aa02/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:36,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:36,161 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:27:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:27:36,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:27:36,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:36,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:27:36,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:27:36,264 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:36,267 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:37,017 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:37,083 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:37,084 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:27:37,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:37 BoogieIcfgContainer [2023-11-21 18:27:37,086 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:37,087 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:37,088 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:37,101 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:37,102 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:37,115 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:27:37,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:37,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 183 states and 187 transitions. [2023-11-21 18:27:37,235 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 187 transitions. [2023-11-21 18:27:37,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:27:37,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:37,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:37,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:37,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:37,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:37,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-21 18:27:37,747 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-21 18:27:37,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:27:37,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:37,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:37,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:37,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:37,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:37,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 186 states and 190 transitions. [2023-11-21 18:27:37,884 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 190 transitions. [2023-11-21 18:27:37,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:27:37,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:37,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:37,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:37,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:37,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:37,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-21 18:27:37,958 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-21 18:27:37,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:27:37,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:37,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:38,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:38,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:38,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 187 states and 191 transitions. [2023-11-21 18:27:38,146 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 191 transitions. [2023-11-21 18:27:38,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:27:38,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:38,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:38,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:38,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 188 states and 192 transitions. [2023-11-21 18:27:38,267 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 192 transitions. [2023-11-21 18:27:38,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:27:38,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:38,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:38,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:38,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 189 states and 193 transitions. [2023-11-21 18:27:38,402 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 193 transitions. [2023-11-21 18:27:38,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:27:38,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:27:38,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:38,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:38,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 188 states and 192 transitions. [2023-11-21 18:27:38,455 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 192 transitions. [2023-11-21 18:27:38,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:27:38,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:38,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:38,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:38,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 190 states and 194 transitions. [2023-11-21 18:27:38,538 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 194 transitions. [2023-11-21 18:27:38,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:27:38,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:38,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:38,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:38,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 191 states and 195 transitions. [2023-11-21 18:27:38,620 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 195 transitions. [2023-11-21 18:27:38,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:27:38,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:38,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:38,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:38,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 192 states and 196 transitions. [2023-11-21 18:27:38,703 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 196 transitions. [2023-11-21 18:27:38,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:27:38,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:38,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:38,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:38,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 193 states and 198 transitions. [2023-11-21 18:27:38,805 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 198 transitions. [2023-11-21 18:27:38,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:27:38,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:38,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:38,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:38,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 195 states and 200 transitions. [2023-11-21 18:27:38,921 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 200 transitions. [2023-11-21 18:27:38,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:27:38,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:27:38,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:38,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:38,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 194 states and 199 transitions. [2023-11-21 18:27:38,964 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 199 transitions. [2023-11-21 18:27:38,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:27:38,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:38,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:39,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:39,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 197 states and 202 transitions. [2023-11-21 18:27:39,088 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 202 transitions. [2023-11-21 18:27:39,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:27:39,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:39,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:39,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:39,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2023-11-21 18:27:39,212 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2023-11-21 18:27:39,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:27:39,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:39,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:39,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:39,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 199 states and 204 transitions. [2023-11-21 18:27:39,317 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 204 transitions. [2023-11-21 18:27:39,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:27:39,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:27:39,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:39,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:39,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2023-11-21 18:27:39,354 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2023-11-21 18:27:39,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:27:39,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:39,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:39,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:39,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 200 states and 205 transitions. [2023-11-21 18:27:39,447 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 205 transitions. [2023-11-21 18:27:39,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:27:39,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:39,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:39,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:39,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 201 states and 206 transitions. [2023-11-21 18:27:39,544 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 206 transitions. [2023-11-21 18:27:39,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:27:39,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:39,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:39,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:39,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 202 states and 207 transitions. [2023-11-21 18:27:39,663 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 207 transitions. [2023-11-21 18:27:39,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:27:39,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:39,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:39,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:39,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 203 states and 209 transitions. [2023-11-21 18:27:39,781 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 209 transitions. [2023-11-21 18:27:39,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:27:39,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:39,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:39,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:39,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 202 states and 208 transitions. [2023-11-21 18:27:39,927 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 208 transitions. [2023-11-21 18:27:39,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:27:39,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:27:39,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:39,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:39,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 201 states and 207 transitions. [2023-11-21 18:27:39,972 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 207 transitions. [2023-11-21 18:27:39,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:27:39,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:40,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:40,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:40,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 205 states and 212 transitions. [2023-11-21 18:27:40,225 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 212 transitions. [2023-11-21 18:27:40,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:27:40,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:40,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:40,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:40,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 210 states and 219 transitions. [2023-11-21 18:27:40,517 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 219 transitions. [2023-11-21 18:27:40,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:27:40,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:40,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:40,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:40,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 212 states and 221 transitions. [2023-11-21 18:27:40,873 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 221 transitions. [2023-11-21 18:27:40,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:27:40,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:40,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:40,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:41,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 219 states and 228 transitions. [2023-11-21 18:27:41,150 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 228 transitions. [2023-11-21 18:27:41,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:27:41,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:41,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:41,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:41,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:41,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:41,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 220 states and 229 transitions. [2023-11-21 18:27:41,283 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 229 transitions. [2023-11-21 18:27:41,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:27:41,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:41,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:41,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:41,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:41,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:41,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 250 states and 261 transitions. [2023-11-21 18:27:41,677 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 261 transitions. [2023-11-21 18:27:41,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:27:41,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:41,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:41,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:41,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:41,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:41,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:42,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:42,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 281 states and 294 transitions. [2023-11-21 18:27:42,149 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 294 transitions. [2023-11-21 18:27:42,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:27:42,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:42,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:42,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:42,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:42,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:42,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:42,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:42,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 284 states and 299 transitions. [2023-11-21 18:27:42,832 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 299 transitions. [2023-11-21 18:27:42,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:27:42,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:42,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:42,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:42,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:42,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:43,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:43,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:43,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 287 states and 303 transitions. [2023-11-21 18:27:43,615 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 303 transitions. [2023-11-21 18:27:43,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:43,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:43,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:43,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:27:43,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:43,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:44,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:44,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 292 states and 310 transitions. [2023-11-21 18:27:44,671 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 310 transitions. [2023-11-21 18:27:44,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:27:44,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:44,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:44,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:27:44,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:45,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:45,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:45,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 298 states and 317 transitions. [2023-11-21 18:27:45,703 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 317 transitions. [2023-11-21 18:27:45,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:27:45,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:45,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:45,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:45,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:45,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:45,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:45,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 301 states and 322 transitions. [2023-11-21 18:27:45,971 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 322 transitions. [2023-11-21 18:27:45,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:27:45,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:45,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:46,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:46,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:46,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:46,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:46,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 339 states and 366 transitions. [2023-11-21 18:27:46,939 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 366 transitions. [2023-11-21 18:27:46,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:27:46,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:46,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:46,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:46,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:46,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:47,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:47,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:47,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 343 states and 373 transitions. [2023-11-21 18:27:47,479 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 373 transitions. [2023-11-21 18:27:47,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:27:47,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:47,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:47,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:47,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:47,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:47,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:48,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:48,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 382 states and 419 transitions. [2023-11-21 18:27:48,653 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 419 transitions. [2023-11-21 18:27:48,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:27:48,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:48,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:48,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:27:48,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:48,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:48,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:48,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 381 states and 418 transitions. [2023-11-21 18:27:48,735 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 418 transitions. [2023-11-21 18:27:48,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:27:48,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:48,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:48,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:48,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:48,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:49,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:49,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 384 states and 423 transitions. [2023-11-21 18:27:49,198 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 423 transitions. [2023-11-21 18:27:49,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:27:49,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:49,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:49,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:49,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:49,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:50,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:50,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 390 states and 433 transitions. [2023-11-21 18:27:50,064 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 433 transitions. [2023-11-21 18:27:50,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:27:50,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:50,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:50,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:50,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:50,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:50,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:50,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 394 states and 439 transitions. [2023-11-21 18:27:50,582 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 439 transitions. [2023-11-21 18:27:50,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:27:50,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:50,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:50,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:50,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:50,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:51,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:51,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 401 states and 450 transitions. [2023-11-21 18:27:51,430 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 450 transitions. [2023-11-21 18:27:51,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:27:51,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:51,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:51,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:27:51,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:51,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:51,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:51,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 400 states and 449 transitions. [2023-11-21 18:27:51,487 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 449 transitions. [2023-11-21 18:27:51,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:27:51,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:51,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:51,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:51,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:51,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:52,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:52,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 408 states and 461 transitions. [2023-11-21 18:27:52,550 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 461 transitions. [2023-11-21 18:27:52,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:27:52,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:52,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:52,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:27:52,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:52,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:53,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:53,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 417 states and 476 transitions. [2023-11-21 18:27:53,913 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 476 transitions. [2023-11-21 18:27:53,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:27:53,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:53,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:53,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:53,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:27:53,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:53,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:53,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:53,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 416 states and 475 transitions. [2023-11-21 18:27:53,990 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 475 transitions. [2023-11-21 18:27:53,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:27:53,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:53,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:54,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:54,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:54,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:54,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:54,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:54,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 417 states and 477 transitions. [2023-11-21 18:27:54,172 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 477 transitions. [2023-11-21 18:27:54,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:27:54,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:54,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:54,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:54,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:54,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:54,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:54,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:54,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 425 states and 487 transitions. [2023-11-21 18:27:54,980 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 487 transitions. [2023-11-21 18:27:54,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:27:54,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:54,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:55,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:55,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:55,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:55,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:55,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:55,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 427 states and 489 transitions. [2023-11-21 18:27:55,284 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 489 transitions. [2023-11-21 18:27:55,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:27:55,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:55,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:55,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:55,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:55,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:55,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:56,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:56,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 436 states and 500 transitions. [2023-11-21 18:27:56,145 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 500 transitions. [2023-11-21 18:27:56,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:27:56,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:56,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:56,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:27:56,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:56,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:56,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:56,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 435 states and 499 transitions. [2023-11-21 18:27:56,206 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 499 transitions. [2023-11-21 18:27:56,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:27:56,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:56,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:56,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:56,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:56,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:57,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:57,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 445 states and 511 transitions. [2023-11-21 18:27:57,040 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 511 transitions. [2023-11-21 18:27:57,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:27:57,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:57,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:57,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:27:57,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:57,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:57,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:57,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 448 states and 514 transitions. [2023-11-21 18:27:57,224 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 514 transitions. [2023-11-21 18:27:57,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:27:57,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:57,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:57,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:57,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:57,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:57,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:57,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 447 states and 513 transitions. [2023-11-21 18:27:57,504 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 513 transitions. [2023-11-21 18:27:57,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:27:57,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:57,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:57,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:57,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:57,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:58,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:58,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 460 states and 531 transitions. [2023-11-21 18:27:58,113 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 531 transitions. [2023-11-21 18:27:58,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:27:58,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:58,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:58,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:58,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:58,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:58,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:58,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 459 states and 530 transitions. [2023-11-21 18:27:58,308 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 530 transitions. [2023-11-21 18:27:58,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:27:58,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:58,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:58,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:27:58,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:58,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:59,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:59,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 474 states and 551 transitions. [2023-11-21 18:27:59,617 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 551 transitions. [2023-11-21 18:27:59,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:27:59,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:59,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:59,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:59,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:27:59,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:59,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:59,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:59,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 473 states and 550 transitions. [2023-11-21 18:27:59,675 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 550 transitions. [2023-11-21 18:27:59,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:27:59,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:59,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:59,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:27:59,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:27:59,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:00,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:00,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 472 states and 549 transitions. [2023-11-21 18:28:00,188 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 549 transitions. [2023-11-21 18:28:00,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:28:00,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:00,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:00,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:00,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:00,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:00,316 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:00,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:00,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 476 states and 556 transitions. [2023-11-21 18:28:00,927 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 556 transitions. [2023-11-21 18:28:00,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:28:00,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:00,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:00,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:00,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:01,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:01,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:01,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 475 states and 555 transitions. [2023-11-21 18:28:01,314 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 555 transitions. [2023-11-21 18:28:01,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:28:01,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:01,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:01,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:01,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:01,428 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:02,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:02,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 480 states and 562 transitions. [2023-11-21 18:28:02,113 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 562 transitions. [2023-11-21 18:28:02,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:28:02,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:02,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:02,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:02,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:02,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:02,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:02,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:02,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 479 states and 561 transitions. [2023-11-21 18:28:02,359 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 561 transitions. [2023-11-21 18:28:02,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:28:02,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:02,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:02,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:02,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:28:02,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:02,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:02,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:02,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 478 states and 560 transitions. [2023-11-21 18:28:02,424 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 560 transitions. [2023-11-21 18:28:02,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:28:02,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:02,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:02,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:28:02,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:02,559 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:02,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:02,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 481 states and 563 transitions. [2023-11-21 18:28:02,762 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 563 transitions. [2023-11-21 18:28:02,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:28:02,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:02,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:02,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:02,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:03,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:04,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:04,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 480 states and 562 transitions. [2023-11-21 18:28:04,130 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 562 transitions. [2023-11-21 18:28:04,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:28:04,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:04,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:04,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:04,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:04,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:04,260 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:04,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:04,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 481 states and 564 transitions. [2023-11-21 18:28:04,341 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 564 transitions. [2023-11-21 18:28:04,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:28:04,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:04,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:04,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:04,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:04,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:05,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:05,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 480 states and 563 transitions. [2023-11-21 18:28:05,637 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 563 transitions. [2023-11-21 18:28:05,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:28:05,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:05,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:05,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:05,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:05,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:05,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 482 states and 565 transitions. [2023-11-21 18:28:05,920 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 565 transitions. [2023-11-21 18:28:05,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:28:05,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:05,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:05,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:05,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:06,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:06,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:06,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 481 states and 564 transitions. [2023-11-21 18:28:06,650 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 564 transitions. [2023-11-21 18:28:06,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:28:06,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:06,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:06,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:06,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:06,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:07,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:07,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 480 states and 563 transitions. [2023-11-21 18:28:07,141 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 563 transitions. [2023-11-21 18:28:07,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:28:07,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:07,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:07,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:07,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:28:07,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:07,280 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:07,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:07,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 483 states and 566 transitions. [2023-11-21 18:28:07,358 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 566 transitions. [2023-11-21 18:28:07,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:28:07,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:07,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:07,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:07,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:07,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:07,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:07,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:07,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 482 states and 565 transitions. [2023-11-21 18:28:07,811 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 565 transitions. [2023-11-21 18:28:07,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:28:07,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:07,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:07,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:07,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:07,949 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:08,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:08,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 483 states and 567 transitions. [2023-11-21 18:28:08,018 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 567 transitions. [2023-11-21 18:28:08,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:28:08,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:08,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:08,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:28:08,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:08,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:08,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:08,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 482 states and 566 transitions. [2023-11-21 18:28:08,074 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 566 transitions. [2023-11-21 18:28:08,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:28:08,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:08,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:08,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:08,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:08,225 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:08,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:08,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 484 states and 568 transitions. [2023-11-21 18:28:08,321 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 568 transitions. [2023-11-21 18:28:08,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:28:08,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:08,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:08,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:08,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:08,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:09,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:09,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 483 states and 567 transitions. [2023-11-21 18:28:09,227 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 567 transitions. [2023-11-21 18:28:09,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:28:09,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:09,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:09,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:09,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:09,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:09,345 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:09,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:09,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 484 states and 567 transitions. [2023-11-21 18:28:09,437 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 567 transitions. [2023-11-21 18:28:09,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:28:09,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:09,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:09,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:09,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:09,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:10,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:10,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 483 states and 566 transitions. [2023-11-21 18:28:10,363 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 566 transitions. [2023-11-21 18:28:10,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:28:10,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:10,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:10,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:10,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:10,496 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:10,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:10,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 485 states and 568 transitions. [2023-11-21 18:28:10,609 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 568 transitions. [2023-11-21 18:28:10,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:28:10,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:10,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:10,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:10,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:10,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:10,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:11,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:11,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 484 states and 567 transitions. [2023-11-21 18:28:11,320 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 567 transitions. [2023-11-21 18:28:11,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-21 18:28:11,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:11,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:11,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:11,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:11,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:12,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:12,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 483 states and 566 transitions. [2023-11-21 18:28:12,567 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 566 transitions. [2023-11-21 18:28:12,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-21 18:28:12,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:12,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:12,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:28:12,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:12,684 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:12,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:12,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 485 states and 568 transitions. [2023-11-21 18:28:12,742 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 568 transitions. [2023-11-21 18:28:12,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:28:12,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:12,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:12,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:12,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:12,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:12,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:13,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:13,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 484 states and 567 transitions. [2023-11-21 18:28:13,594 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 567 transitions. [2023-11-21 18:28:13,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:28:13,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:13,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:13,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:13,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:13,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:13,708 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:13,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:13,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 485 states and 569 transitions. [2023-11-21 18:28:13,774 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 569 transitions. [2023-11-21 18:28:13,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:28:13,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:13,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:13,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:13,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:13,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:15,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:15,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 514 states and 601 transitions. [2023-11-21 18:28:15,199 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 601 transitions. [2023-11-21 18:28:15,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:28:15,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:15,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:15,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:28:15,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:15,328 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:15,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:15,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 516 states and 603 transitions. [2023-11-21 18:28:15,436 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 603 transitions. [2023-11-21 18:28:15,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-21 18:28:15,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:15,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:15,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:15,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:15,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:15,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:17,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:17,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 546 states and 636 transitions. [2023-11-21 18:28:17,226 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 636 transitions. [2023-11-21 18:28:17,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:28:17,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:17,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:17,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:17,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:17,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:20,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:20,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 577 states and 669 transitions. [2023-11-21 18:28:20,429 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 669 transitions. [2023-11-21 18:28:20,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:28:20,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:20,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:20,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:28:20,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:20,555 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:20,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:20,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 580 states and 672 transitions. [2023-11-21 18:28:20,598 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 672 transitions. [2023-11-21 18:28:20,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:28:20,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:20,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:20,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:20,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:28:20,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:28:20,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.