./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_e69c031c-a718-4096-8f17-59925ed261d8/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --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 4fa401c700a21fa1f98a1481c8e8ba1555a45c0429555dc041a1c04ce1059991 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:55:09,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:55:09,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:55:09,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:55:09,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:55:09,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:55:09,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:55:09,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:55:09,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:55:09,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:55:09,135 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:55:09,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:55:09,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:55:09,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:55:09,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:55:09,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:55:09,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:55:09,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:55:09,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:55:09,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:55:09,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:55:09,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:55:09,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:55:09,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:55:09,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:55:09,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:55:09,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:55:09,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:55:09,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:55:09,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:55:09,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:55:09,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:55:09,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:55:09,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:55:09,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:55:09,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:55:09,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:55:09,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:55:09,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:55:09,188 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:55:09,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:55:09,190 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:55:09,229 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:55:09,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:55:09,231 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:55:09,231 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:55:09,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:55:09,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:55:09,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:55:09,233 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:55:09,233 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:55:09,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:55:09,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:55:09,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:55:09,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:55:09,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:55:09,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:55:09,236 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:55:09,236 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:55:09,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:55:09,236 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:55:09,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:55:09,237 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:55:09,237 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:55:09,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:55:09,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:55:09,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:55:09,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:55:09,255 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:55:09,256 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:55:09,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:55:09,256 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:55:09,257 INFO L138 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_e69c031c-a718-4096-8f17-59925ed261d8/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fa401c700a21fa1f98a1481c8e8ba1555a45c0429555dc041a1c04ce1059991 [2022-11-21 23:55:09,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:55:09,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:55:09,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:55:09,576 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:55:09,577 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:55:09,578 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c [2022-11-21 23:55:12,595 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:55:12,795 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:55:12,796 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c [2022-11-21 23:55:12,803 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/bin/ukojak-jW3SillKbg/data/bed7b1c2e/f2dd171d830b48dfa28863272975e8a3/FLAG3ac1567b3 [2022-11-21 23:55:12,821 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/bin/ukojak-jW3SillKbg/data/bed7b1c2e/f2dd171d830b48dfa28863272975e8a3 [2022-11-21 23:55:12,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:55:12,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:55:12,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:55:12,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:55:12,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:55:12,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:55:12" (1/1) ... [2022-11-21 23:55:12,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@594cd937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:12, skipping insertion in model container [2022-11-21 23:55:12,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:55:12" (1/1) ... [2022-11-21 23:55:12,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:55:12,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:55:13,004 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c[421,434] [2022-11-21 23:55:13,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:55:13,029 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:55:13,041 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/sv-benchmarks/c/array-multidimensional/init-non-constant-2-n-u.c[421,434] [2022-11-21 23:55:13,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:55:13,063 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:55:13,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:13 WrapperNode [2022-11-21 23:55:13,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:55:13,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:55:13,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:55:13,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:55:13,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:13" (1/1) ... [2022-11-21 23:55:13,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:13" (1/1) ... [2022-11-21 23:55:13,106 INFO L138 Inliner]: procedures = 16, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2022-11-21 23:55:13,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:55:13,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:55:13,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:55:13,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:55:13,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:13" (1/1) ... [2022-11-21 23:55:13,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:13" (1/1) ... [2022-11-21 23:55:13,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:13" (1/1) ... [2022-11-21 23:55:13,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:13" (1/1) ... [2022-11-21 23:55:13,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:13" (1/1) ... [2022-11-21 23:55:13,137 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:13" (1/1) ... [2022-11-21 23:55:13,138 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:13" (1/1) ... [2022-11-21 23:55:13,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:13" (1/1) ... [2022-11-21 23:55:13,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:55:13,143 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:55:13,143 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:55:13,143 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:55:13,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:13" (1/1) ... [2022-11-21 23:55:13,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:55:13,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:55:13,177 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:55:13,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e69c031c-a718-4096-8f17-59925ed261d8/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:55:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:55:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:55:13,214 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:55:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:55:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:55:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:55:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:55:13,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:55:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:55:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:55:13,285 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:55:13,288 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:55:13,566 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:55:13,625 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:55:13,625 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 23:55:13,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:55:13 BoogieIcfgContainer [2022-11-21 23:55:13,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:55:13,629 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:55:13,629 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:55:13,640 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:55:13,640 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:55:13" (1/1) ... [2022-11-21 23:55:13,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:55:13,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:13,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 34 states and 38 transitions. [2022-11-21 23:55:13,725 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2022-11-21 23:55:13,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 23:55:13,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:13,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:13,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:55:13,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:13,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:14,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:14,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 45 transitions. [2022-11-21 23:55:14,072 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-11-21 23:55:14,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 23:55:14,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:14,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:14,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:14,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:14,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:14,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:14,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:14,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 38 states and 47 transitions. [2022-11-21 23:55:14,199 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2022-11-21 23:55:14,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:55:14,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:14,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:14,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:14,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:14,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:14,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:14,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 50 transitions. [2022-11-21 23:55:14,389 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2022-11-21 23:55:14,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:55:14,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:14,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:14,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:14,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:55:14,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:14,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:14,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:14,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 59 transitions. [2022-11-21 23:55:14,698 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 59 transitions. [2022-11-21 23:55:14,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:55:14,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:14,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:14,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:14,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:14,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:14,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:14,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 62 transitions. [2022-11-21 23:55:14,802 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2022-11-21 23:55:14,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:55:14,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:14,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:14,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:14,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:14,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:14,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:14,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:14,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 47 states and 66 transitions. [2022-11-21 23:55:14,987 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 66 transitions. [2022-11-21 23:55:14,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:55:14,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:14,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:15,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:15,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:15,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:15,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:15,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:15,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 49 states and 69 transitions. [2022-11-21 23:55:15,138 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2022-11-21 23:55:15,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:55:15,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:15,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:15,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:15,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:15,224 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:15,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:15,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 80 transitions. [2022-11-21 23:55:15,672 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 80 transitions. [2022-11-21 23:55:15,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:55:15,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:15,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:15,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:55:15,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:15,754 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:16,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:16,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 57 states and 90 transitions. [2022-11-21 23:55:16,110 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 90 transitions. [2022-11-21 23:55:16,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:55:16,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:16,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:16,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:16,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:16,228 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:16,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:16,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 62 states and 99 transitions. [2022-11-21 23:55:16,693 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 99 transitions. [2022-11-21 23:55:16,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:55:16,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:16,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:16,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:16,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:16,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:16,740 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:16,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:16,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 64 states and 104 transitions. [2022-11-21 23:55:16,893 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 104 transitions. [2022-11-21 23:55:16,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:55:16,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:16,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:16,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:16,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:16,935 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:55:17,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:17,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 67 states and 111 transitions. [2022-11-21 23:55:17,217 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 111 transitions. [2022-11-21 23:55:17,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:55:17,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:17,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:17,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:55:17,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:17,276 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:17,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:17,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 68 states and 112 transitions. [2022-11-21 23:55:17,442 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 112 transitions. [2022-11-21 23:55:17,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:55:17,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:17,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:17,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:17,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:17,556 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:17,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:17,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 72 states and 116 transitions. [2022-11-21 23:55:17,962 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 116 transitions. [2022-11-21 23:55:17,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:55:17,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:17,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:17,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:17,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:18,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:18,028 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:55:18,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:18,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 73 states and 117 transitions. [2022-11-21 23:55:18,187 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 117 transitions. [2022-11-21 23:55:18,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:55:18,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:18,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:18,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:18,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:18,221 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:55:18,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:18,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 77 states and 125 transitions. [2022-11-21 23:55:18,538 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 125 transitions. [2022-11-21 23:55:18,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:55:18,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:18,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:18,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:55:18,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:18,626 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:18,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:18,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 79 states and 129 transitions. [2022-11-21 23:55:18,912 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 129 transitions. [2022-11-21 23:55:18,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:55:18,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:18,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:18,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:18,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:18,958 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:55:19,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:19,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 80 states and 130 transitions. [2022-11-21 23:55:19,038 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 130 transitions. [2022-11-21 23:55:19,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:55:19,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:19,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:19,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:19,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:19,146 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:19,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:19,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 84 states and 140 transitions. [2022-11-21 23:55:19,591 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 140 transitions. [2022-11-21 23:55:19,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:55:19,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:19,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:19,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:19,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:19,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:19,695 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:55:20,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:20,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 88 states and 148 transitions. [2022-11-21 23:55:20,243 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 148 transitions. [2022-11-21 23:55:20,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:55:20,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:20,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:20,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:55:20,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:20,430 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:21,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:21,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 93 states and 160 transitions. [2022-11-21 23:55:21,446 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 160 transitions. [2022-11-21 23:55:21,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:55:21,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:21,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:21,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:55:21,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:21,486 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:55:21,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:21,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 97 states and 171 transitions. [2022-11-21 23:55:21,749 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 171 transitions. [2022-11-21 23:55:21,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:55:21,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:21,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:21,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:55:21,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:21,893 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:22,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:22,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 102 states and 181 transitions. [2022-11-21 23:55:22,772 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 181 transitions. [2022-11-21 23:55:22,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:55:22,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:22,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:22,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:55:22,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:22,813 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:55:23,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:23,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 105 states and 189 transitions. [2022-11-21 23:55:23,142 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 189 transitions. [2022-11-21 23:55:23,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:55:23,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:23,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:23,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:23,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:23,268 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:55:23,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:23,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 107 states and 191 transitions. [2022-11-21 23:55:23,799 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 191 transitions. [2022-11-21 23:55:23,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:55:23,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:23,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:23,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:23,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:23,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:23,847 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-21 23:55:23,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:23,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 109 states and 193 transitions. [2022-11-21 23:55:23,896 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 193 transitions. [2022-11-21 23:55:23,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:55:23,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:23,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:23,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:55:23,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:24,031 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:24,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:24,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 111 states and 194 transitions. [2022-11-21 23:55:24,479 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 194 transitions. [2022-11-21 23:55:24,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:55:24,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:24,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:24,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:55:24,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:24,523 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:55:24,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:24,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 115 states and 201 transitions. [2022-11-21 23:55:24,966 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 201 transitions. [2022-11-21 23:55:24,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:55:24,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:24,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:25,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:25,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:25,105 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:25,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:25,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 117 states and 205 transitions. [2022-11-21 23:55:25,524 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 205 transitions. [2022-11-21 23:55:25,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:55:25,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:25,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:25,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:25,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:25,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:25,563 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:55:25,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:25,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 119 states and 209 transitions. [2022-11-21 23:55:25,584 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 209 transitions. [2022-11-21 23:55:25,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:55:25,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:25,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:25,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:25,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:55:25,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:25,700 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:26,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:26,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 123 states and 220 transitions. [2022-11-21 23:55:26,355 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 220 transitions. [2022-11-21 23:55:26,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:55:26,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:26,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:26,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:26,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:26,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:26,405 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 23:55:26,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:26,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 124 states and 221 transitions. [2022-11-21 23:55:26,526 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 221 transitions. [2022-11-21 23:55:26,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:55:26,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:26,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:26,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:26,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:26,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:55:26,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:26,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 126 states and 229 transitions. [2022-11-21 23:55:26,599 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 229 transitions. [2022-11-21 23:55:26,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:55:26,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:26,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:26,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:55:26,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:26,650 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:55:26,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:26,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 127 states and 229 transitions. [2022-11-21 23:55:26,901 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 229 transitions. [2022-11-21 23:55:26,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:55:26,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:26,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:26,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:26,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:26,949 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:55:27,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:27,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 129 states and 232 transitions. [2022-11-21 23:55:27,317 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 232 transitions. [2022-11-21 23:55:27,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:55:27,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:27,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:27,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:55:27,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:27,366 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 23:55:27,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:27,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 130 states and 232 transitions. [2022-11-21 23:55:27,504 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 232 transitions. [2022-11-21 23:55:27,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:55:27,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:27,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:27,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:55:27,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:27,839 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:29,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:29,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 139 states and 254 transitions. [2022-11-21 23:55:29,861 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 254 transitions. [2022-11-21 23:55:29,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:55:29,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:29,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:29,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:55:29,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:29,913 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:55:30,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:30,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 143 states and 260 transitions. [2022-11-21 23:55:30,617 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 260 transitions. [2022-11-21 23:55:30,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:55:30,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:30,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:30,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:30,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:55:30,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:30,782 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:32,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:32,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 148 states and 269 transitions. [2022-11-21 23:55:32,041 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 269 transitions. [2022-11-21 23:55:32,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:55:32,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:32,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:32,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:32,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:32,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:32,095 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:55:32,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:32,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 151 states and 273 transitions. [2022-11-21 23:55:32,277 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 273 transitions. [2022-11-21 23:55:32,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:55:32,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:32,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:32,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:32,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:55:32,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:32,358 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:33,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:33,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 158 states and 290 transitions. [2022-11-21 23:55:33,888 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 290 transitions. [2022-11-21 23:55:33,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:55:33,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:33,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:33,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:33,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:33,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:33,934 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:55:34,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:34,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 159 states and 290 transitions. [2022-11-21 23:55:34,200 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 290 transitions. [2022-11-21 23:55:34,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:55:34,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:34,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:34,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:55:34,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:34,273 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:55:34,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:34,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 160 states and 292 transitions. [2022-11-21 23:55:34,584 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 292 transitions. [2022-11-21 23:55:34,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:55:34,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:34,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:34,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:34,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:55:34,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:34,646 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:55:34,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:34,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 161 states and 292 transitions. [2022-11-21 23:55:34,951 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 292 transitions. [2022-11-21 23:55:34,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:55:34,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:34,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:34,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:55:34,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:35,225 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:36,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:36,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 165 states and 296 transitions. [2022-11-21 23:55:36,089 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 296 transitions. [2022-11-21 23:55:36,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:55:36,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:36,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:36,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:36,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:36,150 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 23:55:36,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:36,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 166 states and 298 transitions. [2022-11-21 23:55:36,526 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 298 transitions. [2022-11-21 23:55:36,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:55:36,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:36,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:36,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:36,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:36,587 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 23:55:36,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:36,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 167 states and 298 transitions. [2022-11-21 23:55:36,905 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 298 transitions. [2022-11-21 23:55:36,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:55:36,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:36,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:36,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:36,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:36,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:36,949 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:55:37,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:37,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 169 states and 301 transitions. [2022-11-21 23:55:37,394 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 301 transitions. [2022-11-21 23:55:37,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:55:37,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:37,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:37,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:37,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:37,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:37,439 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:55:37,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:37,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 170 states and 301 transitions. [2022-11-21 23:55:37,733 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 301 transitions. [2022-11-21 23:55:37,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:55:37,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:37,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:37,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:55:37,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:37,874 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:38,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:38,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 174 states and 313 transitions. [2022-11-21 23:55:38,684 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 313 transitions. [2022-11-21 23:55:38,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:55:38,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:38,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:38,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:38,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:38,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:38,741 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-11-21 23:55:38,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:38,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 175 states and 314 transitions. [2022-11-21 23:55:38,887 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 314 transitions. [2022-11-21 23:55:38,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:55:38,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:38,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:38,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:55:38,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:39,072 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:39,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:39,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 177 states and 322 transitions. [2022-11-21 23:55:39,769 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 322 transitions. [2022-11-21 23:55:39,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:55:39,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:39,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:39,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:39,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:39,811 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 23:55:40,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:40,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 181 states and 336 transitions. [2022-11-21 23:55:40,423 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 336 transitions. [2022-11-21 23:55:40,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:55:40,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:40,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:40,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:55:40,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:40,858 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:43,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:43,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 190 states and 359 transitions. [2022-11-21 23:55:43,627 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 359 transitions. [2022-11-21 23:55:43,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:55:43,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:43,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:43,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:43,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:43,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:43,675 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 23:55:43,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:43,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 191 states and 359 transitions. [2022-11-21 23:55:43,903 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 359 transitions. [2022-11-21 23:55:43,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 23:55:43,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:43,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:43,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:43,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:55:43,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:44,116 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:55:45,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:45,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 195 states and 369 transitions. [2022-11-21 23:55:45,327 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 369 transitions. [2022-11-21 23:55:45,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:55:45,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:45,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:45,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:45,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:55:45,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:45,543 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-21 23:55:47,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:47,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 200 states and 374 transitions. [2022-11-21 23:55:47,045 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 374 transitions. [2022-11-21 23:55:47,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:55:47,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:47,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:47,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:55:47,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:47,139 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:55:49,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:49,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 207 states and 385 transitions. [2022-11-21 23:55:49,011 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 385 transitions. [2022-11-21 23:55:49,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:55:49,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:49,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:49,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:55:49,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:49,223 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:55:49,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:49,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 209 states and 387 transitions. [2022-11-21 23:55:49,883 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 387 transitions. [2022-11-21 23:55:49,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 23:55:49,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:49,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:49,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 23:55:49,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:50,122 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:51,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:51,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 214 states and 395 transitions. [2022-11-21 23:55:51,910 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 395 transitions. [2022-11-21 23:55:51,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 23:55:51,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:51,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:51,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:51,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:51,971 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 23:55:52,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:52,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 217 states and 399 transitions. [2022-11-21 23:55:52,615 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 399 transitions. [2022-11-21 23:55:52,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 23:55:52,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:52,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:52,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:52,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 23:55:52,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:52,811 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:53,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:53,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 221 states and 412 transitions. [2022-11-21 23:55:53,822 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 412 transitions. [2022-11-21 23:55:53,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 23:55:53,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:53,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:53,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:53,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:53,878 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-21 23:55:54,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:54,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 222 states and 413 transitions. [2022-11-21 23:55:54,128 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 413 transitions. [2022-11-21 23:55:54,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 23:55:54,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:54,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:54,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:55:54,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:54,206 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-21 23:55:54,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:54,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 223 states and 414 transitions. [2022-11-21 23:55:54,258 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 414 transitions. [2022-11-21 23:55:54,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 23:55:54,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:54,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:54,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 23:55:54,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:54,622 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:55,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:55,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 226 states and 416 transitions. [2022-11-21 23:55:55,418 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 416 transitions. [2022-11-21 23:55:55,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 23:55:55,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:55,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:55,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:55,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:55,488 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 23:55:55,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:55,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 230 states and 419 transitions. [2022-11-21 23:55:55,978 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 419 transitions. [2022-11-21 23:55:55,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 23:55:55,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:55,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:56,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:56,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:55:56,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:56,062 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:55:56,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:56,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 231 states and 420 transitions. [2022-11-21 23:55:56,469 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 420 transitions. [2022-11-21 23:55:56,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 23:55:56,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:56,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:56,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:55:56,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:56,541 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:55:56,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:56,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 232 states and 420 transitions. [2022-11-21 23:55:56,563 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 420 transitions. [2022-11-21 23:55:56,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 23:55:56,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:56,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:56,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:56,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:56,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:56,672 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-21 23:55:56,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:56,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 233 states and 421 transitions. [2022-11-21 23:55:56,880 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 421 transitions. [2022-11-21 23:55:56,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 23:55:56,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:56,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:56,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:55:56,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:57,101 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:55:58,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:58,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 235 states and 429 transitions. [2022-11-21 23:55:58,012 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 429 transitions. [2022-11-21 23:55:58,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 23:55:58,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:58,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:58,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:58,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:55:58,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:58,055 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 23:55:58,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:58,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 237 states and 437 transitions. [2022-11-21 23:55:58,091 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 437 transitions. [2022-11-21 23:55:58,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:55:58,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:58,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:58,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:58,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:58,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:58,153 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:55:58,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:58,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 240 states and 445 transitions. [2022-11-21 23:55:58,992 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 445 transitions. [2022-11-21 23:55:58,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:55:58,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:58,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:59,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:59,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:55:59,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:55:59,075 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 14 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:55:59,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:59,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 245 states and 451 transitions. [2022-11-21 23:55:59,937 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 451 transitions. [2022-11-21 23:55:59,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:55:59,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:59,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:59,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:55:59,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:55:59,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:00,012 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:56:00,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:00,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 246 states and 451 transitions. [2022-11-21 23:56:00,418 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 451 transitions. [2022-11-21 23:56:00,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 23:56:00,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:00,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:00,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:56:00,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:00,488 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-21 23:56:00,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:00,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 248 states and 453 transitions. [2022-11-21 23:56:00,724 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 453 transitions. [2022-11-21 23:56:00,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 23:56:00,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:00,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:00,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:56:00,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:01,503 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 12 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:56:05,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:05,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 262 states and 484 transitions. [2022-11-21 23:56:05,465 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 484 transitions. [2022-11-21 23:56:05,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 23:56:05,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:05,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:05,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:05,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:56:05,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:05,530 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-21 23:56:06,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:06,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 264 states and 489 transitions. [2022-11-21 23:56:06,654 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 489 transitions. [2022-11-21 23:56:06,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 23:56:06,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:06,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:06,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:56:06,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:06,870 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:56:08,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:08,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 268 states and 503 transitions. [2022-11-21 23:56:08,088 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 503 transitions. [2022-11-21 23:56:08,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 23:56:08,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:08,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:08,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:08,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:56:08,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:08,143 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-21 23:56:08,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:08,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 269 states and 504 transitions. [2022-11-21 23:56:08,371 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 504 transitions. [2022-11-21 23:56:08,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:56:08,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:08,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:08,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:08,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:56:08,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:08,442 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-21 23:56:08,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:08,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 271 states and 507 transitions. [2022-11-21 23:56:08,746 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 507 transitions. [2022-11-21 23:56:08,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:56:08,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:08,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:08,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:08,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:56:08,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:09,054 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:56:11,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:11,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 274 states and 513 transitions. [2022-11-21 23:56:11,301 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 513 transitions. [2022-11-21 23:56:11,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:56:11,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:11,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:11,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:56:11,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:11,402 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:56:15,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:15,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 286 states and 540 transitions. [2022-11-21 23:56:15,311 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 540 transitions. [2022-11-21 23:56:15,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:56:15,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:15,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:15,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:56:15,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:15,406 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:56:16,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:16,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 287 states and 546 transitions. [2022-11-21 23:56:16,033 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 546 transitions. [2022-11-21 23:56:16,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:56:16,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:16,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:16,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:56:16,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:16,081 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-21 23:56:16,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:16,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 289 states and 547 transitions. [2022-11-21 23:56:16,667 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 547 transitions. [2022-11-21 23:56:16,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:56:16,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:16,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:16,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:16,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:56:16,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:16,728 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-21 23:56:17,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:17,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 290 states and 547 transitions. [2022-11-21 23:56:17,229 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 547 transitions. [2022-11-21 23:56:17,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:56:17,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:17,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:17,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:56:17,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:17,311 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-21 23:56:18,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:18,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 292 states and 549 transitions. [2022-11-21 23:56:18,356 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 549 transitions. [2022-11-21 23:56:18,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:56:18,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:18,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:18,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 23:56:18,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:19,259 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:56:25,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:25,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 305 states and 582 transitions. [2022-11-21 23:56:25,071 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 582 transitions. [2022-11-21 23:56:25,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:56:25,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:25,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:25,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:25,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:56:25,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:25,127 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-21 23:56:26,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:26,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 309 states and 598 transitions. [2022-11-21 23:56:26,171 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 598 transitions. [2022-11-21 23:56:26,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 23:56:26,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:26,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:26,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:26,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:56:26,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:26,218 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-21 23:56:26,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:26,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 310 states and 600 transitions. [2022-11-21 23:56:26,734 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 600 transitions. [2022-11-21 23:56:26,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 23:56:26,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:26,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:26,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:56:26,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:26,813 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-21 23:56:27,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:27,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 313 states and 604 transitions. [2022-11-21 23:56:27,911 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 604 transitions. [2022-11-21 23:56:27,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 23:56:27,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:27,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:27,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:27,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:56:27,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:28,470 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:56:30,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:30,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 316 states and 606 transitions. [2022-11-21 23:56:30,163 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 606 transitions. [2022-11-21 23:56:30,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 23:56:30,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:30,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:30,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:56:30,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:30,226 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-21 23:56:30,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:30,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 317 states and 607 transitions. [2022-11-21 23:56:30,467 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 607 transitions. [2022-11-21 23:56:30,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 23:56:30,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:30,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:30,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:56:30,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:30,522 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-21 23:56:31,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:31,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 319 states and 609 transitions. [2022-11-21 23:56:31,596 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 609 transitions. [2022-11-21 23:56:31,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:56:31,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:31,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:31,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 23:56:31,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:31,895 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:56:33,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:33,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 321 states and 622 transitions. [2022-11-21 23:56:33,260 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 622 transitions. [2022-11-21 23:56:33,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 23:56:33,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:33,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:33,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:56:33,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:33,647 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:56:35,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:35,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 325 states and 634 transitions. [2022-11-21 23:56:35,744 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 634 transitions. [2022-11-21 23:56:35,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-21 23:56:35,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:35,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:35,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:56:35,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:35,794 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-21 23:56:37,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:37,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 329 states and 641 transitions. [2022-11-21 23:56:37,456 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 641 transitions. [2022-11-21 23:56:37,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-21 23:56:37,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:37,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:37,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:56:37,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:37,843 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:56:38,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:38,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 331 states and 643 transitions. [2022-11-21 23:56:38,965 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 643 transitions. [2022-11-21 23:56:38,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-21 23:56:38,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:38,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:38,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:38,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-21 23:56:38,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:39,232 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:56:40,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:40,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 335 states and 658 transitions. [2022-11-21 23:56:40,803 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 658 transitions. [2022-11-21 23:56:40,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-21 23:56:40,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:40,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:40,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:56:40,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:40,892 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-21 23:56:41,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:41,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 336 states and 659 transitions. [2022-11-21 23:56:41,204 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 659 transitions. [2022-11-21 23:56:41,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:56:41,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:41,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:41,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:56:41,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:41,542 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 23:56:44,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:44,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 339 states and 662 transitions. [2022-11-21 23:56:44,026 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 662 transitions. [2022-11-21 23:56:44,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:56:44,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:44,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:44,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:56:44,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:44,082 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-21 23:56:44,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:44,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 341 states and 664 transitions. [2022-11-21 23:56:44,127 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 664 transitions. [2022-11-21 23:56:44,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:56:44,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:44,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:44,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 23:56:44,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:44,228 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 31 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:56:45,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:45,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 343 states and 665 transitions. [2022-11-21 23:56:45,181 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 665 transitions. [2022-11-21 23:56:45,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 23:56:45,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:45,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:45,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:56:45,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:45,253 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-21 23:56:45,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:45,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 344 states and 666 transitions. [2022-11-21 23:56:45,568 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 666 transitions. [2022-11-21 23:56:45,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:56:45,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:45,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:45,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:45,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:56:45,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:45,639 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-11-21 23:56:46,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:46,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 346 states and 668 transitions. [2022-11-21 23:56:46,033 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 668 transitions. [2022-11-21 23:56:46,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:56:46,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:46,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:46,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:46,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-21 23:56:46,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:46,375 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:56:49,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:49,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 349 states and 674 transitions. [2022-11-21 23:56:49,066 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 674 transitions. [2022-11-21 23:56:49,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 23:56:49,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:49,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:49,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:56:49,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:49,132 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-21 23:56:50,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:50,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 354 states and 679 transitions. [2022-11-21 23:56:50,890 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 679 transitions. [2022-11-21 23:56:50,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 23:56:50,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:50,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:50,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:56:50,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:50,967 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-11-21 23:56:51,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:51,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 355 states and 680 transitions. [2022-11-21 23:56:51,042 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 680 transitions. [2022-11-21 23:56:51,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 23:56:51,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:51,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:51,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-21 23:56:51,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:51,853 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:56:53,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:53,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 358 states and 682 transitions. [2022-11-21 23:56:53,222 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 682 transitions. [2022-11-21 23:56:53,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 23:56:53,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:53,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:53,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:56:53,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:53,353 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-21 23:56:54,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:54,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 362 states and 685 transitions. [2022-11-21 23:56:54,108 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 685 transitions. [2022-11-21 23:56:54,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:56:54,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:54,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:54,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:56:54,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:54,464 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:56:56,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:56,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 364 states and 698 transitions. [2022-11-21 23:56:56,001 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 698 transitions. [2022-11-21 23:56:56,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:56:56,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:56,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:56,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:56:56,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:56,055 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-21 23:56:56,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:56,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 366 states and 709 transitions. [2022-11-21 23:56:56,091 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 709 transitions. [2022-11-21 23:56:56,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:56:56,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:56,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:56,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:56,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:56:56,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:56,181 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:56:58,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:58,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 370 states and 719 transitions. [2022-11-21 23:56:58,210 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 719 transitions. [2022-11-21 23:56:58,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:56:58,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:58,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:58,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:58,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:56:58,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:56:58,303 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 24 proven. 25 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-21 23:56:59,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:59,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 375 states and 725 transitions. [2022-11-21 23:56:59,712 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 725 transitions. [2022-11-21 23:56:59,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:56:59,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:59,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:59,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 23:56:59,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:00,010 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:57:01,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:01,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 379 states and 740 transitions. [2022-11-21 23:57:01,771 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 740 transitions. [2022-11-21 23:57:01,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:57:01,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:01,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:01,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:57:01,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:01,836 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2022-11-21 23:57:02,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:02,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 380 states and 741 transitions. [2022-11-21 23:57:02,170 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 741 transitions. [2022-11-21 23:57:02,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 23:57:02,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:02,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:02,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:02,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:57:02,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:02,516 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-21 23:57:05,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:05,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 385 states and 746 transitions. [2022-11-21 23:57:05,656 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 746 transitions. [2022-11-21 23:57:05,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 23:57:05,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:05,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:05,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:57:05,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:05,745 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 23:57:07,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:07,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 393 states and 755 transitions. [2022-11-21 23:57:07,207 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 755 transitions. [2022-11-21 23:57:07,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 23:57:07,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:07,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:07,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:57:07,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:07,264 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-21 23:57:07,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:07,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 396 states and 758 transitions. [2022-11-21 23:57:07,309 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 758 transitions. [2022-11-21 23:57:07,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 23:57:07,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:07,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:07,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:57:07,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:07,478 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-21 23:57:07,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:07,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 397 states and 759 transitions. [2022-11-21 23:57:07,537 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 759 transitions. [2022-11-21 23:57:07,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 23:57:07,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:07,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:07,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:57:07,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:07,586 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-21 23:57:08,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:08,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 401 states and 775 transitions. [2022-11-21 23:57:08,901 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 775 transitions. [2022-11-21 23:57:08,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 23:57:08,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:08,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:08,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:08,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-21 23:57:08,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:10,391 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 32 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:57:19,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:19,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 418 states and 818 transitions. [2022-11-21 23:57:19,554 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 818 transitions. [2022-11-21 23:57:19,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 23:57:19,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:19,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:19,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:57:19,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:19,611 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-21 23:57:20,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:20,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 419 states and 820 transitions. [2022-11-21 23:57:20,341 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 820 transitions. [2022-11-21 23:57:20,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-21 23:57:20,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:20,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:20,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 23:57:20,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:22,093 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 25 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:57:30,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:30,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 438 states and 861 transitions. [2022-11-21 23:57:30,757 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 861 transitions. [2022-11-21 23:57:30,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-21 23:57:30,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:30,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:30,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:30,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:57:30,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:30,854 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-21 23:57:31,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:31,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 440 states and 863 transitions. [2022-11-21 23:57:31,341 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 863 transitions. [2022-11-21 23:57:31,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-21 23:57:31,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:31,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:31,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:57:31,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:31,418 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-21 23:57:33,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:33,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 442 states and 869 transitions. [2022-11-21 23:57:33,245 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 869 transitions. [2022-11-21 23:57:33,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-21 23:57:33,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:33,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:33,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:57:33,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:33,343 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-21 23:57:37,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:37,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 454 states and 887 transitions. [2022-11-21 23:57:37,647 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 887 transitions. [2022-11-21 23:57:37,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 23:57:37,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:37,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:37,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:57:37,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:37,735 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-11-21 23:57:38,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:38,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 456 states and 890 transitions. [2022-11-21 23:57:38,268 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 890 transitions. [2022-11-21 23:57:38,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 23:57:38,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:38,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:38,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 23:57:38,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:38,731 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:57:42,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:42,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 459 states and 896 transitions. [2022-11-21 23:57:42,696 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 896 transitions. [2022-11-21 23:57:42,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 23:57:42,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:42,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:42,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:42,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 23:57:42,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:42,819 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:57:50,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:50,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 476 states and 933 transitions. [2022-11-21 23:57:50,445 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 933 transitions. [2022-11-21 23:57:50,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 23:57:50,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:50,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:50,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:57:50,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:50,502 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-21 23:57:51,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:51,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 479 states and 934 transitions. [2022-11-21 23:57:51,854 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 934 transitions. [2022-11-21 23:57:51,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 23:57:51,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:51,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:51,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:51,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:57:51,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:51,933 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-21 23:57:53,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:53,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 481 states and 936 transitions. [2022-11-21 23:57:53,607 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 936 transitions. [2022-11-21 23:57:53,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-21 23:57:53,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:53,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:53,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:57:53,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:53,685 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-11-21 23:57:55,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:55,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 484 states and 940 transitions. [2022-11-21 23:57:55,507 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 940 transitions. [2022-11-21 23:57:55,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-21 23:57:55,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:55,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:55,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:55,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 23:57:55,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:56,634 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:57:59,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:59,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 487 states and 942 transitions. [2022-11-21 23:57:59,229 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 942 transitions. [2022-11-21 23:57:59,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-21 23:57:59,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:59,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:59,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:57:59,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:59,285 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-21 23:57:59,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:57:59,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 488 states and 943 transitions. [2022-11-21 23:57:59,669 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 943 transitions. [2022-11-21 23:57:59,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-21 23:57:59,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:57:59,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:57:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:57:59,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:57:59,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:57:59,737 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-21 23:58:01,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:01,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 490 states and 945 transitions. [2022-11-21 23:58:01,333 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 945 transitions. [2022-11-21 23:58:01,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-21 23:58:01,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:01,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:01,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 23:58:01,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:01,737 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:58:05,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:05,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 494 states and 959 transitions. [2022-11-21 23:58:05,195 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 959 transitions. [2022-11-21 23:58:05,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-21 23:58:05,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:05,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:05,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:05,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-21 23:58:05,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:05,607 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:58:08,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:08,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 498 states and 976 transitions. [2022-11-21 23:58:08,179 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 976 transitions. [2022-11-21 23:58:08,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-21 23:58:08,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:08,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:08,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:08,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:58:08,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:08,248 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 17 proven. 9 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-21 23:58:08,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:08,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 499 states and 977 transitions. [2022-11-21 23:58:08,684 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 977 transitions. [2022-11-21 23:58:08,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 23:58:08,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:08,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:08,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-21 23:58:08,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:09,172 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:58:11,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:11,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 501 states and 995 transitions. [2022-11-21 23:58:11,427 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 995 transitions. [2022-11-21 23:58:11,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 23:58:11,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:11,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:11,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:58:11,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:11,548 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 19 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:58:18,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:18,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 517 states and 1020 transitions. [2022-11-21 23:58:18,834 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1020 transitions. [2022-11-21 23:58:18,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 23:58:18,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:18,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:18,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 23:58:18,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:19,395 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:58:21,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:21,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 519 states and 1022 transitions. [2022-11-21 23:58:21,262 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1022 transitions. [2022-11-21 23:58:21,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 23:58:21,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:21,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:21,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-21 23:58:21,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:21,377 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 53 proven. 28 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:58:22,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:22,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 521 states and 1023 transitions. [2022-11-21 23:58:22,853 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1023 transitions. [2022-11-21 23:58:22,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 23:58:22,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:22,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:22,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:58:22,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:22,931 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-11-21 23:58:23,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:23,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 522 states and 1024 transitions. [2022-11-21 23:58:23,572 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1024 transitions. [2022-11-21 23:58:23,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-21 23:58:23,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:23,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:23,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:23,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:58:23,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:23,669 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-11-21 23:58:25,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:25,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 526 states and 1035 transitions. [2022-11-21 23:58:25,962 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1035 transitions. [2022-11-21 23:58:25,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-21 23:58:25,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:25,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:25,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:25,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-21 23:58:25,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:26,063 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 40 proven. 57 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 23:58:29,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:29,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 538 states and 1048 transitions. [2022-11-21 23:58:29,418 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1048 transitions. [2022-11-21 23:58:29,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-21 23:58:29,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:29,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:29,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 23:58:29,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:29,894 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-21 23:58:34,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:34,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 543 states and 1053 transitions. [2022-11-21 23:58:34,554 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1053 transitions. [2022-11-21 23:58:34,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 23:58:34,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:34,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:34,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 23:58:34,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:34,640 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-21 23:58:35,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:35,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 545 states and 1055 transitions. [2022-11-21 23:58:35,267 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1055 transitions. [2022-11-21 23:58:35,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 23:58:35,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:35,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:35,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:35,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-21 23:58:35,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:36,015 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:58:40,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:40,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 548 states and 1061 transitions. [2022-11-21 23:58:40,554 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1061 transitions. [2022-11-21 23:58:40,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 23:58:40,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:40,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:40,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:40,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:58:40,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:40,642 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-11-21 23:58:43,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:43,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 553 states and 1066 transitions. [2022-11-21 23:58:43,079 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1066 transitions. [2022-11-21 23:58:43,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 23:58:43,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:43,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:43,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:43,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-21 23:58:43,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:43,486 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:58:46,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:46,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 557 states and 1083 transitions. [2022-11-21 23:58:46,040 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1083 transitions. [2022-11-21 23:58:46,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 23:58:46,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:46,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:46,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:46,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:58:46,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:46,120 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 19 proven. 10 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2022-11-21 23:58:46,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:46,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 558 states and 1084 transitions. [2022-11-21 23:58:46,753 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1084 transitions. [2022-11-21 23:58:46,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 23:58:46,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:46,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:46,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-21 23:58:46,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:48,360 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:58:50,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:50,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 562 states and 1087 transitions. [2022-11-21 23:58:50,323 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1087 transitions. [2022-11-21 23:58:50,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 23:58:50,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:50,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:50,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:58:50,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:50,545 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-11-21 23:58:51,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:51,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 566 states and 1090 transitions. [2022-11-21 23:58:51,913 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1090 transitions. [2022-11-21 23:58:51,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 23:58:51,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:51,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:51,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:51,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:58:51,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:52,006 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:58:54,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:54,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 569 states and 1101 transitions. [2022-11-21 23:58:54,105 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1101 transitions. [2022-11-21 23:58:54,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 23:58:54,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:54,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:54,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:58:54,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:54,212 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 34 proven. 33 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-11-21 23:58:56,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:56,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 574 states and 1107 transitions. [2022-11-21 23:58:56,357 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1107 transitions. [2022-11-21 23:58:56,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 23:58:56,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:56,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:56,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:56,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:58:56,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:58:56,465 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:58:57,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:58:57,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 575 states and 1107 transitions. [2022-11-21 23:58:57,379 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1107 transitions. [2022-11-21 23:58:57,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 23:58:57,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:58:57,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:58:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:58:57,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-21 23:58:57,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:59:00,079 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 50 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:59:16,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:16,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 596 states and 1159 transitions. [2022-11-21 23:59:16,153 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1159 transitions. [2022-11-21 23:59:16,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 23:59:16,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:16,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:16,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 23:59:16,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:59:16,207 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-11-21 23:59:18,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:18,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 600 states and 1180 transitions. [2022-11-21 23:59:18,400 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1180 transitions. [2022-11-21 23:59:18,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 23:59:18,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:18,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:18,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:18,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 23:59:18,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:59:18,460 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-11-21 23:59:19,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:19,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 601 states and 1180 transitions. [2022-11-21 23:59:19,457 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1180 transitions. [2022-11-21 23:59:19,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-21 23:59:19,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:19,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:19,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 23:59:19,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:59:20,037 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:59:23,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:23,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 603 states and 1200 transitions. [2022-11-21 23:59:23,008 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1200 transitions. [2022-11-21 23:59:23,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-21 23:59:23,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:23,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:23,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-21 23:59:23,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:59:23,069 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-11-21 23:59:23,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:23,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 605 states and 1215 transitions. [2022-11-21 23:59:23,121 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1215 transitions. [2022-11-21 23:59:23,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 23:59:23,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:23,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:23,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:59:23,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:59:23,223 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-21 23:59:23,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:23,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 607 states and 1217 transitions. [2022-11-21 23:59:23,879 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1217 transitions. [2022-11-21 23:59:23,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 23:59:23,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:23,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:23,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-21 23:59:23,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:59:27,178 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 43 proven. 123 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:59:40,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:40,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 631 states and 1267 transitions. [2022-11-21 23:59:40,790 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1267 transitions. [2022-11-21 23:59:40,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 23:59:40,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:40,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:40,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:59:40,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:59:40,886 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-21 23:59:43,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:43,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 633 states and 1274 transitions. [2022-11-21 23:59:43,288 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1274 transitions. [2022-11-21 23:59:43,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 23:59:43,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:43,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:43,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 23:59:43,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:59:43,357 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-21 23:59:44,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:44,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 637 states and 1283 transitions. [2022-11-21 23:59:44,942 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1283 transitions. [2022-11-21 23:59:44,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 23:59:44,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:44,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:44,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:44,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:59:44,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:59:45,078 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-21 23:59:50,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:50,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 652 states and 1304 transitions. [2022-11-21 23:59:50,245 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1304 transitions. [2022-11-21 23:59:50,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 23:59:50,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:50,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:50,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 23:59:50,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:59:50,362 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-21 23:59:52,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:52,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 654 states and 1307 transitions. [2022-11-21 23:59:52,716 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1307 transitions. [2022-11-21 23:59:52,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 23:59:52,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:52,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:52,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:52,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-21 23:59:52,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:59:53,201 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:59:56,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 658 states and 1326 transitions. [2022-11-21 23:59:56,249 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1326 transitions. [2022-11-21 23:59:56,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 23:59:56,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:56,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:56,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 23:59:56,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:59:56,329 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 21 proven. 11 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2022-11-21 23:59:57,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:59:57,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 659 states and 1327 transitions. [2022-11-21 23:59:57,062 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1327 transitions. [2022-11-21 23:59:57,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-21 23:59:57,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:59:57,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:59:57,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:59:57,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-21 23:59:57,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 23:59:57,673 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:00:04,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:04,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 664 states and 1336 transitions. [2022-11-22 00:00:04,458 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1336 transitions. [2022-11-22 00:00:04,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-22 00:00:04,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:04,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:04,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:04,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 00:00:04,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:04,529 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-22 00:00:04,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:04,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 666 states and 1337 transitions. [2022-11-22 00:00:04,632 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1337 transitions. [2022-11-22 00:00:04,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-22 00:00:04,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:04,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:04,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:04,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-22 00:00:04,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:04,763 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 39 proven. 34 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:00:14,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:14,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 688 states and 1381 transitions. [2022-11-22 00:00:14,853 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1381 transitions. [2022-11-22 00:00:14,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-22 00:00:14,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:14,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:14,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:14,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 00:00:14,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:14,916 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-22 00:00:16,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:16,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 689 states and 1381 transitions. [2022-11-22 00:00:16,143 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1381 transitions. [2022-11-22 00:00:16,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-22 00:00:16,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:16,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:16,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 00:00:16,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:16,238 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-22 00:00:18,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:18,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 691 states and 1383 transitions. [2022-11-22 00:00:18,768 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1383 transitions. [2022-11-22 00:00:18,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-22 00:00:18,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:18,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:18,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:00:18,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:19,497 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-22 00:00:24,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:24,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 695 states and 1400 transitions. [2022-11-22 00:00:24,245 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1400 transitions. [2022-11-22 00:00:24,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-22 00:00:24,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:24,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:24,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-22 00:00:24,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:24,358 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 76 proven. 45 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-22 00:00:26,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:26,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 697 states and 1401 transitions. [2022-11-22 00:00:26,200 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1401 transitions. [2022-11-22 00:00:26,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-22 00:00:26,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:26,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:26,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:00:26,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:26,308 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2022-11-22 00:00:26,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:26,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 698 states and 1402 transitions. [2022-11-22 00:00:26,938 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1402 transitions. [2022-11-22 00:00:26,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-22 00:00:26,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:26,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:26,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:26,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-22 00:00:26,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:29,322 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:00:33,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:33,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 702 states and 1406 transitions. [2022-11-22 00:00:33,067 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1406 transitions. [2022-11-22 00:00:33,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-22 00:00:33,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:33,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:33,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 00:00:33,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:33,172 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2022-11-22 00:00:35,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:35,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 704 states and 1408 transitions. [2022-11-22 00:00:35,656 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1408 transitions. [2022-11-22 00:00:35,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-22 00:00:35,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:35,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:35,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 00:00:35,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:35,733 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-22 00:00:38,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:38,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 707 states and 1411 transitions. [2022-11-22 00:00:38,690 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1411 transitions. [2022-11-22 00:00:38,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-22 00:00:38,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:38,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:38,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:38,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-22 00:00:38,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:38,763 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-22 00:00:42,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:42,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 711 states and 1419 transitions. [2022-11-22 00:00:42,378 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1419 transitions. [2022-11-22 00:00:42,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-22 00:00:42,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:42,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:42,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:00:42,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:43,281 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-22 00:00:45,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:45,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 713 states and 1421 transitions. [2022-11-22 00:00:45,555 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1421 transitions. [2022-11-22 00:00:45,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-22 00:00:45,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:45,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:45,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-22 00:00:45,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:46,235 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:00:49,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:49,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 715 states and 1445 transitions. [2022-11-22 00:00:49,813 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1445 transitions. [2022-11-22 00:00:49,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-22 00:00:49,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:49,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:49,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:49,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-22 00:00:49,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:50,411 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-11-22 00:00:56,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:56,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 720 states and 1450 transitions. [2022-11-22 00:00:56,621 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1450 transitions. [2022-11-22 00:00:56,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-22 00:00:56,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:56,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:56,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:56,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-22 00:00:56,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:56,713 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-22 00:00:56,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:00:56,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 722 states and 1452 transitions. [2022-11-22 00:00:56,793 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1452 transitions. [2022-11-22 00:00:56,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-22 00:00:56,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:00:56,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:00:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:00:56,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-22 00:00:56,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:00:57,406 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-22 00:01:02,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:02,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 725 states and 1456 transitions. [2022-11-22 00:01:02,993 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1456 transitions. [2022-11-22 00:01:02,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-22 00:01:02,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:02,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:03,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:03,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 00:01:03,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:01:03,193 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-11-22 00:01:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:03,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 726 states and 1456 transitions. [2022-11-22 00:01:03,349 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1456 transitions. [2022-11-22 00:01:03,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-22 00:01:03,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:03,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:03,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:03,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-22 00:01:03,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:01:03,424 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-11-22 00:01:05,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:05,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 729 states and 1460 transitions. [2022-11-22 00:01:05,599 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1460 transitions. [2022-11-22 00:01:05,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-22 00:01:05,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:05,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:05,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:05,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-22 00:01:05,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:01:06,155 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:01:09,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:09,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 733 states and 1479 transitions. [2022-11-22 00:01:09,743 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1479 transitions. [2022-11-22 00:01:09,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-22 00:01:09,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:09,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:09,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:01:09,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:01:09,830 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 23 proven. 12 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2022-11-22 00:01:10,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:10,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 734 states and 1480 transitions. [2022-11-22 00:01:10,460 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1480 transitions. [2022-11-22 00:01:10,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-22 00:01:10,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:10,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:10,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:01:10,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:01:11,128 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-22 00:01:17,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:17,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 737 states and 1483 transitions. [2022-11-22 00:01:17,425 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1483 transitions. [2022-11-22 00:01:17,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-22 00:01:17,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:17,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:17,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-22 00:01:17,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:01:21,493 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 72 proven. 66 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:01:45,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:45,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 762 states and 1545 transitions. [2022-11-22 00:01:45,865 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1545 transitions. [2022-11-22 00:01:45,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-22 00:01:45,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:45,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:45,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:01:45,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:01:45,959 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-11-22 00:01:48,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:48,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 766 states and 1568 transitions. [2022-11-22 00:01:48,640 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1568 transitions. [2022-11-22 00:01:48,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-22 00:01:48,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:48,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:48,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:01:48,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:01:48,707 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-11-22 00:01:49,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:49,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 767 states and 1568 transitions. [2022-11-22 00:01:49,981 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1568 transitions. [2022-11-22 00:01:49,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-22 00:01:49,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:49,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:50,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 00:01:50,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:01:50,247 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2022-11-22 00:01:51,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:51,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 769 states and 1570 transitions. [2022-11-22 00:01:51,249 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1570 transitions. [2022-11-22 00:01:51,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-22 00:01:51,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:51,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:51,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:51,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-22 00:01:51,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:01:52,007 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:01:58,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:01:58,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 772 states and 1576 transitions. [2022-11-22 00:01:58,879 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1576 transitions. [2022-11-22 00:01:58,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-22 00:01:58,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:01:58,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:01:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:01:58,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-22 00:01:58,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:01:58,989 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-11-22 00:02:01,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:01,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 775 states and 1580 transitions. [2022-11-22 00:02:01,868 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1580 transitions. [2022-11-22 00:02:01,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-22 00:02:01,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:01,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:01,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-22 00:02:01,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:02,018 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-22 00:02:04,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:04,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 778 states and 1593 transitions. [2022-11-22 00:02:04,959 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1593 transitions. [2022-11-22 00:02:04,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-22 00:02:04,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:04,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:04,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-22 00:02:04,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:05,062 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 44 proven. 41 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-22 00:02:07,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:07,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 783 states and 1599 transitions. [2022-11-22 00:02:07,815 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1599 transitions. [2022-11-22 00:02:07,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-22 00:02:07,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:07,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:07,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:07,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-22 00:02:07,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:07,921 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-22 00:02:09,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:09,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 784 states and 1599 transitions. [2022-11-22 00:02:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1599 transitions. [2022-11-22 00:02:09,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-22 00:02:09,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:09,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:09,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-22 00:02:09,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:12,337 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:02:15,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:15,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 788 states and 1602 transitions. [2022-11-22 00:02:15,194 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1602 transitions. [2022-11-22 00:02:15,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-22 00:02:15,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:15,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:15,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:15,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-22 00:02:15,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:15,581 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-11-22 00:02:17,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:17,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 792 states and 1605 transitions. [2022-11-22 00:02:17,478 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1605 transitions. [2022-11-22 00:02:17,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-22 00:02:17,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:17,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:17,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:02:17,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:17,556 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-22 00:02:17,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:17,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 796 states and 1609 transitions. [2022-11-22 00:02:17,656 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1609 transitions. [2022-11-22 00:02:17,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-22 00:02:17,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:17,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:17,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:02:17,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:17,732 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-22 00:02:20,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:20,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 800 states and 1619 transitions. [2022-11-22 00:02:20,836 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1619 transitions. [2022-11-22 00:02:20,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-22 00:02:20,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:20,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:20,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:20,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:02:20,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:20,904 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-22 00:02:22,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:22,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 801 states and 1619 transitions. [2022-11-22 00:02:22,325 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1619 transitions. [2022-11-22 00:02:22,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-22 00:02:22,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:22,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:22,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-22 00:02:22,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:22,431 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 23 proven. 17 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-22 00:02:24,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:24,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 806 states and 1624 transitions. [2022-11-22 00:02:24,627 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1624 transitions. [2022-11-22 00:02:24,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-22 00:02:24,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:24,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:24,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-22 00:02:24,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:25,426 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:02:29,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:29,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 808 states and 1649 transitions. [2022-11-22 00:02:29,524 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1649 transitions. [2022-11-22 00:02:29,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-22 00:02:29,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:29,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:29,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:29,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-22 00:02:29,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:29,596 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-11-22 00:02:29,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:29,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 810 states and 1669 transitions. [2022-11-22 00:02:29,661 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1669 transitions. [2022-11-22 00:02:29,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-22 00:02:29,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:29,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:29,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:02:29,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 68 proven. 82 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-22 00:02:36,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:36,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 822 states and 1683 transitions. [2022-11-22 00:02:36,296 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1683 transitions. [2022-11-22 00:02:36,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-22 00:02:36,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:36,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:36,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:36,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-22 00:02:36,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:36,404 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-22 00:02:37,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:37,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 824 states and 1685 transitions. [2022-11-22 00:02:37,433 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1685 transitions. [2022-11-22 00:02:37,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-22 00:02:37,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:37,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:37,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-22 00:02:37,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:37,556 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-22 00:02:40,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:40,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 826 states and 1696 transitions. [2022-11-22 00:02:40,499 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1696 transitions. [2022-11-22 00:02:40,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-22 00:02:40,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:40,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:40,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:40,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-22 00:02:40,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:41,131 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:02:45,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:45,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 830 states and 1716 transitions. [2022-11-22 00:02:45,188 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1716 transitions. [2022-11-22 00:02:45,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-22 00:02:45,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:45,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:45,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:02:45,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:45,281 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2022-11-22 00:02:46,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:46,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 831 states and 1717 transitions. [2022-11-22 00:02:46,170 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1717 transitions. [2022-11-22 00:02:46,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-22 00:02:46,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:46,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:46,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:02:46,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:46,282 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 163 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-22 00:02:47,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:47,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 833 states and 1719 transitions. [2022-11-22 00:02:47,824 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1719 transitions. [2022-11-22 00:02:47,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-22 00:02:47,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:47,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:47,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-22 00:02:47,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:47,952 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 81 proven. 122 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-11-22 00:02:53,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:53,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 848 states and 1735 transitions. [2022-11-22 00:02:53,556 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1735 transitions. [2022-11-22 00:02:53,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-22 00:02:53,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:53,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:53,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:53,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:02:53,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:53,660 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 163 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-22 00:02:55,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:55,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 850 states and 1745 transitions. [2022-11-22 00:02:55,180 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1745 transitions. [2022-11-22 00:02:55,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-22 00:02:55,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:55,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:55,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:55,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 00:02:55,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:55,251 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-22 00:02:57,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:02:57,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 853 states and 1752 transitions. [2022-11-22 00:02:57,874 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1752 transitions. [2022-11-22 00:02:57,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-22 00:02:57,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:02:57,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:02:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:02:57,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:02:57,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:02:57,992 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 38 proven. 32 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-22 00:03:00,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:00,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 863 states and 1762 transitions. [2022-11-22 00:03:00,359 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1762 transitions. [2022-11-22 00:03:00,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-22 00:03:00,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:00,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:00,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:00,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 00:03:00,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:03:00,432 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-22 00:03:00,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:00,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 864 states and 1762 transitions. [2022-11-22 00:03:00,524 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1762 transitions. [2022-11-22 00:03:00,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-22 00:03:00,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:00,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:00,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-22 00:03:00,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:03:00,659 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 103 proven. 66 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-22 00:03:02,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:02,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 866 states and 1763 transitions. [2022-11-22 00:03:02,967 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1763 transitions. [2022-11-22 00:03:02,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-22 00:03:02,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:02,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:02,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:02,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:03:03,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:03:03,061 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-11-22 00:03:04,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:04,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 867 states and 1764 transitions. [2022-11-22 00:03:04,032 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1764 transitions. [2022-11-22 00:03:04,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-22 00:03:04,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:04,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:04,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:04,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 00:03:04,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:03:04,136 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-22 00:03:05,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:05,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 869 states and 1766 transitions. [2022-11-22 00:03:05,100 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1766 transitions. [2022-11-22 00:03:05,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-22 00:03:05,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:05,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:05,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-22 00:03:05,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:03:10,337 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 66 proven. 191 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:03:31,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:31,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 898 states and 1826 transitions. [2022-11-22 00:03:31,773 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1826 transitions. [2022-11-22 00:03:31,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-22 00:03:31,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:31,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:31,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:31,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 00:03:31,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:03:31,881 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-22 00:03:35,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:35,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 900 states and 1834 transitions. [2022-11-22 00:03:35,561 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1834 transitions. [2022-11-22 00:03:35,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-22 00:03:35,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:35,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:35,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:35,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-22 00:03:35,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:03:36,338 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-22 00:03:42,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:42,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 904 states and 1851 transitions. [2022-11-22 00:03:42,703 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1851 transitions. [2022-11-22 00:03:42,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-22 00:03:42,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:42,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:42,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 00:03:42,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:03:42,808 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2022-11-22 00:03:44,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:44,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 906 states and 1854 transitions. [2022-11-22 00:03:44,081 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1854 transitions. [2022-11-22 00:03:44,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-22 00:03:44,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:44,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:44,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:44,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-22 00:03:44,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:03:44,875 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:03:53,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:53,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 909 states and 1860 transitions. [2022-11-22 00:03:53,384 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1860 transitions. [2022-11-22 00:03:53,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-22 00:03:53,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:53,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:53,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:53,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-22 00:03:53,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:03:53,532 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 61 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:04:11,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:11,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 936 states and 1918 transitions. [2022-11-22 00:04:11,568 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1918 transitions. [2022-11-22 00:04:11,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-22 00:04:11,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:11,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:11,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 00:04:11,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:04:11,644 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-22 00:04:15,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:15,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 939 states and 1919 transitions. [2022-11-22 00:04:15,500 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1919 transitions. [2022-11-22 00:04:15,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-22 00:04:15,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:15,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:15,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:15,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 00:04:15,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:04:15,609 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-22 00:04:18,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:18,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1959 states to 941 states and 1921 transitions. [2022-11-22 00:04:18,997 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1921 transitions. [2022-11-22 00:04:18,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-22 00:04:18,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:18,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:19,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:19,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-22 00:04:19,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:04:19,162 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 45 proven. 36 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-22 00:04:38,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:38,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 966 states and 1960 transitions. [2022-11-22 00:04:38,371 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1960 transitions. [2022-11-22 00:04:38,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-22 00:04:38,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:38,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:38,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-22 00:04:38,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:04:39,519 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-22 00:04:42,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:42,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 968 states and 1962 transitions. [2022-11-22 00:04:42,841 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1962 transitions. [2022-11-22 00:04:42,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-22 00:04:42,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:42,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:42,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 00:04:42,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:04:42,961 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2022-11-22 00:04:43,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:43,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 969 states and 1964 transitions. [2022-11-22 00:04:43,161 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1964 transitions. [2022-11-22 00:04:43,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-22 00:04:43,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:43,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:43,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:43,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 00:04:43,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:04:43,292 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2022-11-22 00:04:46,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:46,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 971 states and 1966 transitions. [2022-11-22 00:04:46,812 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1966 transitions. [2022-11-22 00:04:46,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-22 00:04:46,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:46,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:46,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-22 00:04:46,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:04:50,831 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 308 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:04:56,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:04:56,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 974 states and 1968 transitions. [2022-11-22 00:04:56,175 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1968 transitions. [2022-11-22 00:04:56,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-22 00:04:56,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:04:56,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:04:56,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:04:56,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 00:04:56,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:04:56,262 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-22 00:05:00,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:05:00,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 977 states and 1971 transitions. [2022-11-22 00:05:00,108 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1971 transitions. [2022-11-22 00:05:00,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-22 00:05:00,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:05:00,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:05:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:05:00,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-22 00:05:00,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:05:01,029 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:05:05,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:05:05,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 981 states and 1992 transitions. [2022-11-22 00:05:05,770 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1992 transitions. [2022-11-22 00:05:05,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-22 00:05:05,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:05:05,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:05:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:05:05,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:05:05,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:05:05,865 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2022-11-22 00:05:06,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:05:06,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 982 states and 1993 transitions. [2022-11-22 00:05:06,733 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1993 transitions. [2022-11-22 00:05:06,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-22 00:05:06,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:05:06,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:05:06,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:05:06,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-22 00:05:06,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:05:07,810 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:05:12,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:05:12,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 984 states and 2024 transitions. [2022-11-22 00:05:12,803 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 2024 transitions. [2022-11-22 00:05:12,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-22 00:05:12,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:05:12,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:05:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:05:12,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-22 00:05:12,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:05:12,872 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-11-22 00:05:16,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:05:16,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 988 states and 2046 transitions. [2022-11-22 00:05:16,330 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 2046 transitions. [2022-11-22 00:05:16,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-22 00:05:16,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:05:16,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:05:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:05:16,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-22 00:05:16,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:05:16,401 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-11-22 00:05:18,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:05:18,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 989 states and 2048 transitions. [2022-11-22 00:05:18,062 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 2048 transitions. [2022-11-22 00:05:18,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-22 00:05:18,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:05:18,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:05:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:05:18,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-22 00:05:18,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:05:24,503 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 98 proven. 91 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:06:00,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:06:00,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1018 states and 2121 transitions. [2022-11-22 00:06:00,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2121 transitions. [2022-11-22 00:06:00,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-22 00:06:00,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:06:00,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:06:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:06:00,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-22 00:06:00,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:06:01,261 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 229 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-11-22 00:06:10,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:06:10,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1021 states and 2124 transitions. [2022-11-22 00:06:10,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 2124 transitions. [2022-11-22 00:06:10,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-22 00:06:10,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:06:10,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:06:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:06:10,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 00:06:10,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:06:10,219 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-22 00:06:11,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:06:11,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1023 states and 2125 transitions. [2022-11-22 00:06:11,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2125 transitions. [2022-11-22 00:06:11,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-22 00:06:11,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:06:11,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:06:11,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:06:11,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 00:06:11,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:06:11,438 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-22 00:06:11,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:06:11,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1024 states and 2125 transitions. [2022-11-22 00:06:11,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2125 transitions. [2022-11-22 00:06:11,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-22 00:06:11,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:06:11,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:06:11,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:06:11,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-22 00:06:11,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:06:11,788 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 52 proven. 1 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-11-22 00:06:25,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:06:25,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1046 states and 2156 transitions. [2022-11-22 00:06:25,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 2156 transitions. [2022-11-22 00:06:25,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-22 00:06:25,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:06:25,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:06:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:06:25,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:06:25,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:06:25,643 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:06:29,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:06:29,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1049 states and 2171 transitions. [2022-11-22 00:06:29,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 2171 transitions. [2022-11-22 00:06:29,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-22 00:06:29,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:06:29,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:06:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:06:29,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-22 00:06:29,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:06:30,001 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 54 proven. 49 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-22 00:06:33,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:06:33,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1054 states and 2177 transitions. [2022-11-22 00:06:33,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 2177 transitions. [2022-11-22 00:06:33,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-22 00:06:33,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:06:33,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:06:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:06:33,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:06:33,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:06:33,952 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-22 00:06:35,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:06:35,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1055 states and 2177 transitions. [2022-11-22 00:06:35,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 2177 transitions. [2022-11-22 00:06:35,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-22 00:06:35,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:06:35,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:06:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:06:35,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 00:06:35,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:06:35,997 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2022-11-22 00:06:37,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:06:37,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1057 states and 2179 transitions. [2022-11-22 00:06:37,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 2179 transitions. [2022-11-22 00:06:37,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-22 00:06:37,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:06:37,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:06:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:06:37,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-22 00:06:37,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:06:38,299 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:06:47,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:06:47,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 1060 states and 2185 transitions. [2022-11-22 00:06:47,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 2185 transitions. [2022-11-22 00:06:47,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-22 00:06:47,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:06:47,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:06:47,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:06:47,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:06:47,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:06:47,926 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-22 00:06:52,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:06:52,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1064 states and 2190 transitions. [2022-11-22 00:06:52,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 2190 transitions. [2022-11-22 00:06:52,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-22 00:06:52,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:06:52,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:06:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:06:53,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:06:53,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:06:53,085 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-22 00:06:54,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:06:54,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1065 states and 2190 transitions. [2022-11-22 00:06:54,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 2190 transitions. [2022-11-22 00:06:54,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-22 00:06:54,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:06:54,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:06:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:06:54,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-22 00:06:54,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:06:55,015 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:07:00,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:07:00,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1069 states and 2212 transitions. [2022-11-22 00:07:00,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 2212 transitions. [2022-11-22 00:07:00,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-22 00:07:00,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:07:00,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:07:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:07:00,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:07:00,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:07:00,646 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 29 proven. 15 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2022-11-22 00:07:01,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:07:01,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 1070 states and 2213 transitions. [2022-11-22 00:07:01,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 2213 transitions. [2022-11-22 00:07:01,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-22 00:07:01,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:07:01,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:07:01,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:07:01,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-22 00:07:01,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:07:07,052 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 366 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:07:11,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:07:11,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1074 states and 2216 transitions. [2022-11-22 00:07:11,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 2216 transitions. [2022-11-22 00:07:11,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-22 00:07:11,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:07:11,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:07:11,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:07:11,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:07:11,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:07:12,008 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-22 00:07:14,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:07:14,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1078 states and 2219 transitions. [2022-11-22 00:07:14,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 2219 transitions. [2022-11-22 00:07:14,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-22 00:07:14,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:07:14,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:07:14,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:07:14,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-22 00:07:14,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:07:16,539 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 55 proven. 21 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-22 00:07:21,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:07:21,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 1078 states and 2213 transitions. [2022-11-22 00:07:21,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 2213 transitions. [2022-11-22 00:07:21,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-22 00:07:21,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:07:21,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:07:21,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:07:21,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:07:21,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:07:22,472 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 238 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-22 00:07:32,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:07:32,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1083 states and 2219 transitions. [2022-11-22 00:07:32,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 2219 transitions. [2022-11-22 00:07:32,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-22 00:07:32,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:07:32,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:07:32,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:07:32,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-22 00:07:32,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:07:33,030 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 134 proven. 91 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-22 00:07:34,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:07:34,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1084 states and 2220 transitions. [2022-11-22 00:07:34,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 2220 transitions. [2022-11-22 00:07:34,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-22 00:07:34,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:07:34,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:07:34,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:07:34,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-22 00:07:34,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:07:35,099 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 134 proven. 91 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-22 00:07:36,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:07:36,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1085 states and 2220 transitions. [2022-11-22 00:07:36,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 2220 transitions. [2022-11-22 00:07:36,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-22 00:07:36,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:07:36,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:07:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:07:36,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-22 00:07:36,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:07:36,551 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-22 00:07:37,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:07:37,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1086 states and 2221 transitions. [2022-11-22 00:07:37,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 2221 transitions. [2022-11-22 00:07:37,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-22 00:07:37,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:07:37,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:07:37,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:07:37,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-22 00:07:37,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:07:38,891 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:07:44,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:07:44,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1088 states and 2253 transitions. [2022-11-22 00:07:44,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 2253 transitions. [2022-11-22 00:07:44,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-22 00:07:44,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:07:44,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:07:44,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:07:44,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-22 00:07:44,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:07:44,692 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-22 00:07:44,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:07:44,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 1090 states and 2278 transitions. [2022-11-22 00:07:44,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 2278 transitions. [2022-11-22 00:07:44,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-22 00:07:44,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:07:44,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:07:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:07:44,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:07:44,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:07:44,937 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 62 proven. 30 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-11-22 00:08:05,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:08:05,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1116 states and 2321 transitions. [2022-11-22 00:08:05,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 2321 transitions. [2022-11-22 00:08:05,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-22 00:08:05,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:08:05,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:08:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:08:05,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:08:05,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:08:06,323 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked.