./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/bin/ukojak-verify-1t5iHCbJaC --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 6733f5cb9fc343de68240fd800b3186de8da0c1fcb51c576de9d571eaa34d1a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:10:13,942 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:10:14,065 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:10:14,076 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:10:14,077 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:10:14,115 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:10:14,117 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:10:14,117 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:10:14,118 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:10:14,124 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:10:14,124 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:10:14,125 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:10:14,125 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:10:14,127 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:10:14,127 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:10:14,128 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:10:14,128 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:10:14,128 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:10:14,129 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:10:14,129 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:10:14,130 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:10:14,130 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:10:14,132 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:10:14,132 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:10:14,133 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:10:14,134 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:10:14,134 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:10:14,134 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:10:14,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:14,135 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:10:14,137 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:10:14,137 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:10:14,137 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:10:14,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:10:14,138 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:10:14,138 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_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6733f5cb9fc343de68240fd800b3186de8da0c1fcb51c576de9d571eaa34d1a7 [2023-11-23 20:10:14,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:10:14,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:10:14,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:10:14,538 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:10:14,538 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:10:14,540 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound10.c [2023-11-23 20:10:17,605 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:10:17,826 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:10:17,827 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound10.c [2023-11-23 20:10:17,835 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/bin/ukojak-verify-1t5iHCbJaC/data/ff2aa62df/b8c041f1cc2642afbbd6cf5de0946512/FLAG950a05a50 [2023-11-23 20:10:17,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/bin/ukojak-verify-1t5iHCbJaC/data/ff2aa62df/b8c041f1cc2642afbbd6cf5de0946512 [2023-11-23 20:10:17,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:10:17,855 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:10:17,857 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:17,857 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:10:17,863 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:10:17,864 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:17" (1/1) ... [2023-11-23 20:10:17,865 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43591571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:17, skipping insertion in model container [2023-11-23 20:10:17,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:17" (1/1) ... [2023-11-23 20:10:17,888 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:10:18,112 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:18,126 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:10:18,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:18,184 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:10:18,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:18 WrapperNode [2023-11-23 20:10:18,185 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:18,187 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:18,187 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:10:18,187 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:10:18,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:18" (1/1) ... [2023-11-23 20:10:18,203 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:18" (1/1) ... [2023-11-23 20:10:18,223 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2023-11-23 20:10:18,224 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:18,224 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:10:18,225 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:10:18,225 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:10:18,235 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:18" (1/1) ... [2023-11-23 20:10:18,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:18" (1/1) ... [2023-11-23 20:10:18,237 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:18" (1/1) ... [2023-11-23 20:10:18,237 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:18" (1/1) ... [2023-11-23 20:10:18,242 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:18" (1/1) ... [2023-11-23 20:10:18,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:18" (1/1) ... [2023-11-23 20:10:18,247 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:18" (1/1) ... [2023-11-23 20:10:18,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:18" (1/1) ... [2023-11-23 20:10:18,250 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:10:18,251 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:10:18,251 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:10:18,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:10:18,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:18" (1/1) ... [2023-11-23 20:10:18,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:18,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:10:18,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:10:18,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f24d2957-3578-49bc-b7e1-4b9cb90aaf65/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:10:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:10:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:10:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:10:18,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:10:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:10:18,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:10:18,410 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:10:18,413 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:10:18,568 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:10:18,610 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:10:18,610 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:10:18,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:18 BoogieIcfgContainer [2023-11-23 20:10:18,612 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:10:18,613 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:10:18,613 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:10:18,622 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:10:18,623 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:10:18" (1/1) ... [2023-11-23 20:10:18,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:10:18,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:18,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2023-11-23 20:10:18,686 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2023-11-23 20:10:18,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:10:18,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:18,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:18,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:18,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:18,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:18,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2023-11-23 20:10:18,852 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-23 20:10:18,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:10:18,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:18,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:18,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:19,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:19,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2023-11-23 20:10:19,016 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2023-11-23 20:10:19,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:10:19,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:19,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:19,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:19,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:19,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:19,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2023-11-23 20:10:19,088 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2023-11-23 20:10:19,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:10:19,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:19,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:19,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:19,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:19,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2023-11-23 20:10:19,126 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2023-11-23 20:10:19,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:10:19,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:19,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:19,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:10:19,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:19,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:19,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:19,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-11-23 20:10:19,453 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-11-23 20:10:19,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:10:19,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:19,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:19,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:19,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:10:19,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:19,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:19,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:19,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2023-11-23 20:10:19,692 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-11-23 20:10:19,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:10:19,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:19,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:19,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:19,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:10:19,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:19,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:19,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:19,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2023-11-23 20:10:19,859 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2023-11-23 20:10:19,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:10:19,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:19,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:19,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:10:19,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:19,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:20,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:20,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 50 transitions. [2023-11-23 20:10:20,161 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2023-11-23 20:10:20,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:10:20,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:20,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:20,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:20,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:10:20,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:20,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:20,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:20,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 43 states and 57 transitions. [2023-11-23 20:10:20,392 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2023-11-23 20:10:20,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:10:20,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:20,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:20,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:10:20,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:20,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:20,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:20,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 54 states and 78 transitions. [2023-11-23 20:10:20,954 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2023-11-23 20:10:20,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:10:20,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:20,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:20,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:10:20,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:21,080 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:21,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:21,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 65 states and 100 transitions. [2023-11-23 20:10:21,707 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2023-11-23 20:10:21,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:10:21,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:21,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:21,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:21,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:10:21,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:21,796 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:22,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:22,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 72 states and 111 transitions. [2023-11-23 20:10:22,415 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2023-11-23 20:10:22,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:10:22,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:22,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:22,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:10:22,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:22,523 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:10:22,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:22,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 76 states and 124 transitions. [2023-11-23 20:10:22,773 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2023-11-23 20:10:22,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:10:22,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:22,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:22,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:10:22,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:22,972 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:23,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:23,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 84 states and 132 transitions. [2023-11-23 20:10:23,256 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 132 transitions. [2023-11-23 20:10:23,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:10:23,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:23,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:23,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:10:23,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:23,523 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:24,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:24,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 96 states and 159 transitions. [2023-11-23 20:10:24,318 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 159 transitions. [2023-11-23 20:10:24,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:10:24,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:24,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:24,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:10:24,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:24,458 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:10:25,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:25,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 102 states and 169 transitions. [2023-11-23 20:10:25,004 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 169 transitions. [2023-11-23 20:10:25,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:10:25,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:25,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:25,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:10:25,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:25,145 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:10:25,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:25,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 106 states and 185 transitions. [2023-11-23 20:10:25,494 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 185 transitions. [2023-11-23 20:10:25,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:10:25,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:25,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:25,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:10:25,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:25,973 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:26,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:26,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 115 states and 202 transitions. [2023-11-23 20:10:26,843 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 202 transitions. [2023-11-23 20:10:26,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:10:26,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:26,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:26,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:10:26,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:27,049 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:27,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:27,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 125 states and 221 transitions. [2023-11-23 20:10:27,700 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 221 transitions. [2023-11-23 20:10:27,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:10:27,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:27,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:27,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:27,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:10:27,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:27,881 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:10:28,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:28,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 131 states and 232 transitions. [2023-11-23 20:10:28,553 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 232 transitions. [2023-11-23 20:10:28,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:10:28,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:28,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:28,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:10:28,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:28,655 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:10:29,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:29,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 134 states and 236 transitions. [2023-11-23 20:10:29,403 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 236 transitions. [2023-11-23 20:10:29,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:10:29,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:29,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:29,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:29,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:10:29,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:29,503 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:10:30,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:30,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 137 states and 238 transitions. [2023-11-23 20:10:30,022 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 238 transitions. [2023-11-23 20:10:30,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:10:30,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:30,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:30,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:10:30,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:30,118 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:10:30,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:30,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 140 states and 240 transitions. [2023-11-23 20:10:30,625 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 240 transitions. [2023-11-23 20:10:30,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:10:30,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:30,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:30,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:10:30,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:30,728 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:10:31,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:31,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 142 states and 241 transitions. [2023-11-23 20:10:31,245 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 241 transitions. [2023-11-23 20:10:31,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:10:31,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:31,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:31,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:10:31,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:31,422 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:10:31,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:31,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 146 states and 259 transitions. [2023-11-23 20:10:31,919 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 259 transitions. [2023-11-23 20:10:31,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:10:31,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:31,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:31,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:10:31,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:32,454 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:33,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:33,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 160 states and 280 transitions. [2023-11-23 20:10:33,412 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 280 transitions. [2023-11-23 20:10:33,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:10:33,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:33,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:33,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:10:33,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:33,734 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:34,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:34,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 169 states and 304 transitions. [2023-11-23 20:10:34,438 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 304 transitions. [2023-11-23 20:10:34,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:10:34,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:34,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:34,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:10:34,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:34,957 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:36,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:36,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 195 states and 349 transitions. [2023-11-23 20:10:36,875 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 349 transitions. [2023-11-23 20:10:36,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:10:36,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:36,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:36,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:10:36,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:37,163 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:38,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:38,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 207 states and 383 transitions. [2023-11-23 20:10:38,079 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 383 transitions. [2023-11-23 20:10:38,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:10:38,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:38,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:38,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:10:38,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:38,301 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:10:39,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:39,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 213 states and 395 transitions. [2023-11-23 20:10:39,131 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 395 transitions. [2023-11-23 20:10:39,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:10:39,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:39,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:39,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:10:39,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:39,248 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:10:39,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:39,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 216 states and 397 transitions. [2023-11-23 20:10:39,849 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 397 transitions. [2023-11-23 20:10:39,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:10:39,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:39,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:39,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:10:39,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:40,003 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:10:40,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:40,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 219 states and 399 transitions. [2023-11-23 20:10:40,632 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 399 transitions. [2023-11-23 20:10:40,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:10:40,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:40,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:40,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:10:40,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:40,780 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:10:41,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:41,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 222 states and 403 transitions. [2023-11-23 20:10:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 403 transitions. [2023-11-23 20:10:41,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:10:41,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:41,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:41,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:41,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:10:41,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:42,032 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:10:42,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:42,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 225 states and 405 transitions. [2023-11-23 20:10:42,694 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 405 transitions. [2023-11-23 20:10:42,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:10:42,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:42,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:42,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:10:42,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:42,828 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:10:43,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:43,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 227 states and 406 transitions. [2023-11-23 20:10:43,553 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 406 transitions. [2023-11-23 20:10:43,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:10:43,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:43,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:43,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:43,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:10:43,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:43,774 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:10:44,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:44,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 231 states and 431 transitions. [2023-11-23 20:10:44,394 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 431 transitions. [2023-11-23 20:10:44,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:10:44,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:44,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:44,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:10:44,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:44,767 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:45,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:45,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 238 states and 442 transitions. [2023-11-23 20:10:45,457 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 442 transitions. [2023-11-23 20:10:45,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:10:45,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:45,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:45,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:45,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:10:45,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:45,587 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:47,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:47,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 243 states and 459 transitions. [2023-11-23 20:10:47,073 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 459 transitions. [2023-11-23 20:10:47,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:10:47,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:47,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:47,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:10:47,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:47,437 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 15 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:48,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:48,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 253 states and 482 transitions. [2023-11-23 20:10:48,491 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 482 transitions. [2023-11-23 20:10:48,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:10:48,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:48,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:48,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:48,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:10:48,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:48,732 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:10:49,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:49,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 259 states and 495 transitions. [2023-11-23 20:10:49,855 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 495 transitions. [2023-11-23 20:10:49,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:10:49,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:49,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:49,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:10:49,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:49,997 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:10:50,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:50,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 262 states and 497 transitions. [2023-11-23 20:10:50,797 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 497 transitions. [2023-11-23 20:10:50,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:10:50,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:50,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:50,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:10:50,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:50,925 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:10:52,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:52,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 265 states and 501 transitions. [2023-11-23 20:10:52,124 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 501 transitions. [2023-11-23 20:10:52,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:10:52,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:52,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:52,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:10:52,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:52,235 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:10:52,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:52,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 268 states and 503 transitions. [2023-11-23 20:10:52,996 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 503 transitions. [2023-11-23 20:10:52,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:10:52,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:52,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:53,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:10:53,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:53,116 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:10:53,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:53,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 271 states and 505 transitions. [2023-11-23 20:10:53,899 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 505 transitions. [2023-11-23 20:10:53,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:10:53,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:53,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:53,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:10:53,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:54,024 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:10:54,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:54,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 273 states and 506 transitions. [2023-11-23 20:10:54,927 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 506 transitions. [2023-11-23 20:10:54,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:10:54,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:54,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:54,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:10:54,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:55,059 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 20:10:55,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:55,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 276 states and 508 transitions. [2023-11-23 20:10:55,869 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 508 transitions. [2023-11-23 20:10:55,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:10:55,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:55,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:55,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:10:55,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:56,147 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:10:56,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:56,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 280 states and 536 transitions. [2023-11-23 20:10:56,916 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 536 transitions. [2023-11-23 20:10:56,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:10:56,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:56,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:56,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:10:56,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:57,388 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:58,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:58,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 287 states and 547 transitions. [2023-11-23 20:10:58,244 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 547 transitions. [2023-11-23 20:10:58,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:10:58,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:58,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:58,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:10:58,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:58,422 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:10:58,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:10:58,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 288 states and 548 transitions. [2023-11-23 20:10:58,976 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 548 transitions. [2023-11-23 20:10:58,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:10:58,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:10:58,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:10:59,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:10:59,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:10:59,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:10:59,643 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:11:01,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:01,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 298 states and 561 transitions. [2023-11-23 20:11:01,240 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 561 transitions. [2023-11-23 20:11:01,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-23 20:11:01,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:01,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:01,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:11:01,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:01,383 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:11:02,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:02,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 300 states and 562 transitions. [2023-11-23 20:11:02,362 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 562 transitions. [2023-11-23 20:11:02,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:11:02,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:02,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:02,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:11:02,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:03,302 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:11:05,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:05,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 319 states and 601 transitions. [2023-11-23 20:11:05,825 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 601 transitions. [2023-11-23 20:11:05,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:11:05,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:05,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:05,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:11:05,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:06,265 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 18 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:11:07,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:07,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 329 states and 626 transitions. [2023-11-23 20:11:07,534 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 626 transitions. [2023-11-23 20:11:07,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:11:07,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:07,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:07,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:07,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:11:07,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:07,898 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-23 20:11:09,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:09,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 335 states and 640 transitions. [2023-11-23 20:11:09,311 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 640 transitions. [2023-11-23 20:11:09,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:11:09,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:09,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:09,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:11:09,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:09,457 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked.