./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound50.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_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/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_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/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_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/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 cb55eb0e5d7c4df3b95a55b83f19894edf68e79ccb0eab5e69a8aa23c994caed --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:35:02,383 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:35:02,454 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:35:02,460 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:35:02,460 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:35:02,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:35:02,488 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:35:02,489 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:35:02,490 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:35:02,491 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:35:02,491 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:35:02,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:35:02,493 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:35:02,493 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:35:02,494 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:35:02,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:35:02,495 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:35:02,495 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:35:02,496 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:35:02,496 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:35:02,497 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:35:02,501 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:35:02,501 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:35:02,502 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:35:02,502 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:35:02,503 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:35:02,503 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:35:02,504 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:35:02,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:02,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:35:02,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:35:02,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:35:02,507 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:35:02,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:35:02,508 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:35:02,508 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_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb55eb0e5d7c4df3b95a55b83f19894edf68e79ccb0eab5e69a8aa23c994caed [2023-11-21 18:35:02,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:35:02,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:35:02,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:35:02,916 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:35:02,916 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:35:02,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound50.c [2023-11-21 18:35:05,902 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:35:06,122 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:35:06,122 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_unwindbound50.c [2023-11-21 18:35:06,129 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/bin/ukojak-verify-i0I2FZA1j2/data/073682249/f72bf7247c21414daadc27d4cde37596/FLAG8b5e9cf70 [2023-11-21 18:35:06,146 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/bin/ukojak-verify-i0I2FZA1j2/data/073682249/f72bf7247c21414daadc27d4cde37596 [2023-11-21 18:35:06,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:35:06,161 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:35:06,163 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:06,163 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:35:06,168 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:35:06,169 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:06" (1/1) ... [2023-11-21 18:35:06,170 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@254d734f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:06, skipping insertion in model container [2023-11-21 18:35:06,171 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:06" (1/1) ... [2023-11-21 18:35:06,194 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:35:06,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:06,425 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:35:06,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:06,469 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:35:06,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:06 WrapperNode [2023-11-21 18:35:06,470 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:06,471 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:06,471 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:35:06,472 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:35:06,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:06" (1/1) ... [2023-11-21 18:35:06,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:06" (1/1) ... [2023-11-21 18:35:06,542 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 195 [2023-11-21 18:35:06,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:06,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:35:06,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:35:06,544 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:35:06,554 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:06" (1/1) ... [2023-11-21 18:35:06,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:06" (1/1) ... [2023-11-21 18:35:06,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:06" (1/1) ... [2023-11-21 18:35:06,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:06" (1/1) ... [2023-11-21 18:35:06,565 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:06" (1/1) ... [2023-11-21 18:35:06,568 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:06" (1/1) ... [2023-11-21 18:35:06,571 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:06" (1/1) ... [2023-11-21 18:35:06,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:06" (1/1) ... [2023-11-21 18:35:06,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:35:06,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:35:06,578 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:35:06,578 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:35:06,579 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:06" (1/1) ... [2023-11-21 18:35:06,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:06,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:35:06,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:35:06,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2875a8ac-3ed8-4fac-8362-8c70bb6316fd/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:35:06,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:35:06,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:35:06,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:35:06,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:35:06,686 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:35:06,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:35:06,773 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:35:06,776 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:35:07,783 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:35:07,825 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:35:07,825 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:35:07,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:07 BoogieIcfgContainer [2023-11-21 18:35:07,828 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:35:07,829 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:35:07,829 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:35:07,840 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:35:07,840 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:07" (1/1) ... [2023-11-21 18:35:07,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:35:07,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:07,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 299 states and 311 transitions. [2023-11-21 18:35:07,924 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 311 transitions. [2023-11-21 18:35:07,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:35:07,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:07,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:08,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:08,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:08,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:08,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 301 states and 313 transitions. [2023-11-21 18:35:08,248 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 313 transitions. [2023-11-21 18:35:08,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:35:08,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:08,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:08,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:08,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:08,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 302 states and 314 transitions. [2023-11-21 18:35:08,378 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 314 transitions. [2023-11-21 18:35:08,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:35:08,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:08,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:08,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:08,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:08,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:08,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 307 states and 322 transitions. [2023-11-21 18:35:08,675 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 322 transitions. [2023-11-21 18:35:08,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:35:08,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:08,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:08,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:08,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:08,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 308 states and 323 transitions. [2023-11-21 18:35:08,777 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 323 transitions. [2023-11-21 18:35:08,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:35:08,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:08,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:08,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:08,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:08,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:08,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 309 states and 324 transitions. [2023-11-21 18:35:08,837 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 324 transitions. [2023-11-21 18:35:08,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:35:08,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:08,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:08,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:08,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:08,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 310 states and 325 transitions. [2023-11-21 18:35:08,889 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 325 transitions. [2023-11-21 18:35:08,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:35:08,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:08,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:08,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:08,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:08,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 311 states and 326 transitions. [2023-11-21 18:35:08,937 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 326 transitions. [2023-11-21 18:35:08,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:35:08,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:08,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:09,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:09,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:09,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-21 18:35:09,066 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-21 18:35:09,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:35:09,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:09,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:09,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:09,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 314 states and 330 transitions. [2023-11-21 18:35:09,158 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 330 transitions. [2023-11-21 18:35:09,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:35:09,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:09,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:09,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:09,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:09,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-21 18:35:09,201 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-21 18:35:09,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:35:09,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:09,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:09,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:09,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:09,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:09,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:09,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 315 states and 331 transitions. [2023-11-21 18:35:09,341 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 331 transitions. [2023-11-21 18:35:09,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:35:09,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:09,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:09,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:09,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:09,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:09,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:09,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 314 states and 330 transitions. [2023-11-21 18:35:09,461 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 330 transitions. [2023-11-21 18:35:09,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:35:09,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:09,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:09,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:09,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:09,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:09,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:09,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 313 states and 329 transitions. [2023-11-21 18:35:09,643 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 329 transitions. [2023-11-21 18:35:09,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:35:09,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:09,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:09,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:09,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:35:09,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:09,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:09,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:09,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 312 states and 328 transitions. [2023-11-21 18:35:09,679 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 328 transitions. [2023-11-21 18:35:09,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:35:09,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:09,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:09,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:09,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:09,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:10,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:10,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 316 states and 333 transitions. [2023-11-21 18:35:10,043 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 333 transitions. [2023-11-21 18:35:10,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:35:10,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:10,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:10,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:10,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:35:10,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:10,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:10,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:10,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 315 states and 332 transitions. [2023-11-21 18:35:10,096 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 332 transitions. [2023-11-21 18:35:10,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:35:10,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:10,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:10,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:10,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:10,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:10,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:10,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:10,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 314 states and 331 transitions. [2023-11-21 18:35:10,272 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 331 transitions. [2023-11-21 18:35:10,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:35:10,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:10,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:10,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:10,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:35:10,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:10,308 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 18:35:10,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:10,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 313 states and 330 transitions. [2023-11-21 18:35:10,324 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 330 transitions. [2023-11-21 18:35:10,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:35:10,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:10,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:10,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:10,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:10,435 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 18:35:10,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:10,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 312 states and 329 transitions. [2023-11-21 18:35:10,525 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 329 transitions. [2023-11-21 18:35:10,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:35:10,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:10,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:10,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:10,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:10,627 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 18:35:10,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:10,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 322 states and 340 transitions. [2023-11-21 18:35:10,880 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 340 transitions. [2023-11-21 18:35:10,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:35:10,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:10,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:10,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:10,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:10,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:10,970 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 18:35:10,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:10,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 323 states and 341 transitions. [2023-11-21 18:35:10,992 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 341 transitions. [2023-11-21 18:35:10,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:35:10,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:10,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:11,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:11,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:35:11,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:11,210 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:11,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:11,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 349 states and 373 transitions. [2023-11-21 18:35:11,642 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 373 transitions. [2023-11-21 18:35:11,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:35:11,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:11,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:11,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:11,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:35:11,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:11,823 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:11,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:11,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 350 states and 374 transitions. [2023-11-21 18:35:11,876 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 374 transitions. [2023-11-21 18:35:11,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:35:11,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:11,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:11,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:11,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:11,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:11,985 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:12,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:12,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 378 states and 409 transitions. [2023-11-21 18:35:12,636 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 409 transitions. [2023-11-21 18:35:12,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:35:12,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:12,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:12,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:12,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:12,735 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:13,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:13,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 407 states and 445 transitions. [2023-11-21 18:35:13,702 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 445 transitions. [2023-11-21 18:35:13,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:35:13,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:13,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:13,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:13,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:13,875 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:14,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:14,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 410 states and 450 transitions. [2023-11-21 18:35:14,284 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 450 transitions. [2023-11-21 18:35:14,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:35:14,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:14,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:14,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:14,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:14,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:15,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:15,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 413 states and 454 transitions. [2023-11-21 18:35:15,045 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 454 transitions. [2023-11-21 18:35:15,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:35:15,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:15,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:15,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:15,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:15,194 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:15,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:15,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 418 states and 462 transitions. [2023-11-21 18:35:15,913 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 462 transitions. [2023-11-21 18:35:15,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:35:15,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:15,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:15,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:15,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:16,045 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:16,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 424 states and 471 transitions. [2023-11-21 18:35:16,628 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 471 transitions. [2023-11-21 18:35:16,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:35:16,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:16,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:16,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:35:16,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:16,960 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:17,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:17,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 431 states and 479 transitions. [2023-11-21 18:35:17,731 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 479 transitions. [2023-11-21 18:35:17,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:35:17,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:17,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:17,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:17,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:35:17,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:17,971 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:18,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:18,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 435 states and 484 transitions. [2023-11-21 18:35:18,257 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 484 transitions. [2023-11-21 18:35:18,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:35:18,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:18,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:18,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:18,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:18,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:18,395 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:18,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:18,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 437 states and 488 transitions. [2023-11-21 18:35:18,736 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 488 transitions. [2023-11-21 18:35:18,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:35:18,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:18,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:18,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:18,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:18,886 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:19,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:19,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 440 states and 493 transitions. [2023-11-21 18:35:19,349 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 493 transitions. [2023-11-21 18:35:19,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:35:19,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:19,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:19,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:35:19,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:20,450 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:21,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:21,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 444 states and 499 transitions. [2023-11-21 18:35:21,847 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 499 transitions. [2023-11-21 18:35:21,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:35:21,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:21,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:21,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:35:21,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:22,483 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:23,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:23,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 448 states and 504 transitions. [2023-11-21 18:35:23,313 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 504 transitions. [2023-11-21 18:35:23,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:35:23,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:23,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:23,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:23,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:23,688 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:24,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:24,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 450 states and 508 transitions. [2023-11-21 18:35:24,741 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 508 transitions. [2023-11-21 18:35:24,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:35:24,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:24,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:24,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:24,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:24,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:24,865 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:35:27,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:27,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 451 states and 510 transitions. [2023-11-21 18:35:27,197 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 510 transitions. [2023-11-21 18:35:27,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:35:27,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:27,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:27,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:35:27,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:27,238 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:35:27,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:27,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 450 states and 509 transitions. [2023-11-21 18:35:27,303 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 509 transitions. [2023-11-21 18:35:27,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:35:27,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:27,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:27,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:27,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:27,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:29,889 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:35:32,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:32,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 455 states and 518 transitions. [2023-11-21 18:35:32,534 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 518 transitions. [2023-11-21 18:35:32,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:35:32,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:32,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:32,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:32,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:32,850 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:35:34,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:34,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 461 states and 528 transitions. [2023-11-21 18:35:34,562 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 528 transitions. [2023-11-21 18:35:34,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:35:34,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:34,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:34,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:34,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:34,764 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:35:36,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:36,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 469 states and 541 transitions. [2023-11-21 18:35:36,833 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 541 transitions. [2023-11-21 18:35:36,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:35:36,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:36,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:36,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:35:36,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:37,179 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:35:39,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:39,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 478 states and 555 transitions. [2023-11-21 18:35:39,410 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 555 transitions. [2023-11-21 18:35:39,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:35:39,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:39,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:39,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:39,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:39,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:40,257 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:35:42,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:42,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 487 states and 567 transitions. [2023-11-21 18:35:42,203 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 567 transitions. [2023-11-21 18:35:42,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:35:42,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:42,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:42,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:42,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:42,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:42,308 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:35:43,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:43,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 489 states and 571 transitions. [2023-11-21 18:35:43,368 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 571 transitions. [2023-11-21 18:35:43,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:35:43,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:43,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:43,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:43,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:43,496 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:35:44,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:44,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 492 states and 576 transitions. [2023-11-21 18:35:44,643 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 576 transitions. [2023-11-21 18:35:44,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:35:44,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:44,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:44,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:35:44,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:44,914 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:35:45,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:45,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 496 states and 580 transitions. [2023-11-21 18:35:45,396 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 580 transitions. [2023-11-21 18:35:45,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:35:45,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:45,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:45,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:35:45,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:45,824 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:35:46,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:46,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 500 states and 585 transitions. [2023-11-21 18:35:46,330 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 585 transitions. [2023-11-21 18:35:46,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:35:46,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:46,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:46,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:46,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:46,533 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:35:47,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:47,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 501 states and 587 transitions. [2023-11-21 18:35:47,364 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 587 transitions. [2023-11-21 18:35:47,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:35:47,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:47,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:47,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:35:47,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:47,677 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:35:48,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:48,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 503 states and 590 transitions. [2023-11-21 18:35:48,015 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 590 transitions. [2023-11-21 18:35:48,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:35:48,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:48,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:48,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:48,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:48,232 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:35:51,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:51,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 536 states and 633 transitions. [2023-11-21 18:35:51,994 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 633 transitions. [2023-11-21 18:35:51,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:35:51,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:51,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:52,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:52,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:52,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:52,140 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:35:52,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:52,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 537 states and 635 transitions. [2023-11-21 18:35:52,237 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 635 transitions. [2023-11-21 18:35:52,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:35:52,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:52,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:52,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:52,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:52,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:52,447 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:35:56,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:56,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 557 states and 663 transitions. [2023-11-21 18:35:56,163 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 663 transitions. [2023-11-21 18:35:56,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:35:56,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:56,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:56,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:56,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:56,304 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:35:56,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:56,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 559 states and 666 transitions. [2023-11-21 18:35:56,391 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 666 transitions. [2023-11-21 18:35:56,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:35:56,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:56,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:56,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:56,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:56,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:56,580 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:35:56,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:56,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 558 states and 665 transitions. [2023-11-21 18:35:56,859 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 665 transitions. [2023-11-21 18:35:56,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:35:56,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:56,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:56,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:56,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:57,128 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.