./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b 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_4abc9c25-6ccd-4616-85c1-adcad0eba80c/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4abc9c25-6ccd-4616-85c1-adcad0eba80c/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4abc9c25-6ccd-4616-85c1-adcad0eba80c/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4abc9c25-6ccd-4616-85c1-adcad0eba80c/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4abc9c25-6ccd-4616-85c1-adcad0eba80c/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4abc9c25-6ccd-4616-85c1-adcad0eba80c/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c60dc3ce59c2c65912da9b7b458247bdc42b4524b29b39bec7ce63758c18c031 --- 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-6b4ec56 [2022-11-20 17:49:18,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:49:18,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:49:18,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:49:18,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:49:18,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:49:18,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:49:18,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:49:18,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:49:18,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:49:18,186 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:49:18,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:49:18,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:49:18,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:49:18,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:49:18,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:49:18,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:49:18,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:49:18,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:49:18,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:49:18,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:49:18,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:49:18,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:49:18,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:49:18,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:49:18,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:49:18,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:49:18,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:49:18,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:49:18,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:49:18,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:49:18,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:49:18,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:49:18,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:49:18,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:49:18,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:49:18,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:49:18,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:49:18,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:49:18,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:49:18,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:49:18,226 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4abc9c25-6ccd-4616-85c1-adcad0eba80c/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 17:49:18,246 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:49:18,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:49:18,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:49:18,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:49:18,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:49:18,248 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:49:18,249 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:49:18,249 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:49:18,249 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:49:18,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:49:18,249 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:49:18,249 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:49:18,250 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:49:18,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:49:18,250 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:49:18,250 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:49:18,250 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:49:18,250 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:49:18,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:49:18,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:49:18,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:49:18,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:49:18,251 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:49:18,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:49:18,252 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_4abc9c25-6ccd-4616-85c1-adcad0eba80c/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4abc9c25-6ccd-4616-85c1-adcad0eba80c/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60dc3ce59c2c65912da9b7b458247bdc42b4524b29b39bec7ce63758c18c031 [2022-11-20 17:49:18,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:49:18,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:49:18,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:49:18,612 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:49:18,612 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:49:18,614 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4abc9c25-6ccd-4616-85c1-adcad0eba80c/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c [2022-11-20 17:49:21,749 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:49:21,963 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:49:21,963 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4abc9c25-6ccd-4616-85c1-adcad0eba80c/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c [2022-11-20 17:49:21,970 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4abc9c25-6ccd-4616-85c1-adcad0eba80c/bin/ukojak-pZX7IvK2PQ/data/2c36d0c25/7763578ad7a54f23a5c5d04ddc590e4b/FLAGe4d170838 [2022-11-20 17:49:21,995 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4abc9c25-6ccd-4616-85c1-adcad0eba80c/bin/ukojak-pZX7IvK2PQ/data/2c36d0c25/7763578ad7a54f23a5c5d04ddc590e4b [2022-11-20 17:49:21,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:49:22,001 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:49:22,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:49:22,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:49:22,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:49:22,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:49:21" (1/1) ... [2022-11-20 17:49:22,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b72d1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:22, skipping insertion in model container [2022-11-20 17:49:22,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:49:21" (1/1) ... [2022-11-20 17:49:22,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:49:22,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:49:22,260 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:49:22,275 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:49:22,304 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:49:22,320 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:49:22,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:22 WrapperNode [2022-11-20 17:49:22,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:49:22,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:49:22,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:49:22,323 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:49:22,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:22" (1/1) ... [2022-11-20 17:49:22,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:22" (1/1) ... [2022-11-20 17:49:22,367 INFO L138 Inliner]: procedures = 8, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-11-20 17:49:22,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:49:22,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:49:22,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:49:22,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:49:22,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:22" (1/1) ... [2022-11-20 17:49:22,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:22" (1/1) ... [2022-11-20 17:49:22,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:22" (1/1) ... [2022-11-20 17:49:22,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:22" (1/1) ... [2022-11-20 17:49:22,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:22" (1/1) ... [2022-11-20 17:49:22,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:22" (1/1) ... [2022-11-20 17:49:22,410 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:22" (1/1) ... [2022-11-20 17:49:22,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:22" (1/1) ... [2022-11-20 17:49:22,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:49:22,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:49:22,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:49:22,414 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:49:22,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:49:22" (1/1) ... [2022-11-20 17:49:22,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:49:22,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4abc9c25-6ccd-4616-85c1-adcad0eba80c/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:49:22,449 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4abc9c25-6ccd-4616-85c1-adcad0eba80c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:49:22,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4abc9c25-6ccd-4616-85c1-adcad0eba80c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:49:22,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:49:22,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:49:22,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:49:22,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:49:22,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:49:22,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:49:22,571 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:49:22,573 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:49:22,793 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:49:22,836 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:49:22,836 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 17:49:22,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:49:22 BoogieIcfgContainer [2022-11-20 17:49:22,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:49:22,840 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:49:22,841 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:49:22,852 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:49:22,852 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:49:22" (1/1) ... [2022-11-20 17:49:22,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:49:22,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:22,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-11-20 17:49:22,917 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-11-20 17:49:22,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:49:22,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:22,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:23,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:23,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:23,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2022-11-20 17:49:23,184 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2022-11-20 17:49:23,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:49:23,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:23,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:23,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:23,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:23,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:23,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2022-11-20 17:49:23,433 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2022-11-20 17:49:23,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:49:23,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:23,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:23,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:23,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:23,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-11-20 17:49:23,777 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-11-20 17:49:23,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:49:23,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:23,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:23,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:24,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:24,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2022-11-20 17:49:24,476 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2022-11-20 17:49:24,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:49:24,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:24,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:24,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:24,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:24,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:24,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2022-11-20 17:49:24,775 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2022-11-20 17:49:24,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:49:24,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:24,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:24,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:49:24,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:24,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 29 states and 45 transitions. [2022-11-20 17:49:24,988 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 45 transitions. [2022-11-20 17:49:24,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:49:24,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:24,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:25,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:25,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:25,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2022-11-20 17:49:25,361 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2022-11-20 17:49:25,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:49:25,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:25,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:25,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:49:26,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:26,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 63 transitions. [2022-11-20 17:49:26,593 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 63 transitions. [2022-11-20 17:49:26,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:49:26,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:26,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:26,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:49:28,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:28,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 44 states and 78 transitions. [2022-11-20 17:49:28,482 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 78 transitions. [2022-11-20 17:49:28,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:49:28,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:28,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:28,688 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:29,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:29,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2022-11-20 17:49:29,534 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2022-11-20 17:49:29,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:49:29,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:29,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:29,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:29,889 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:49:32,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:32,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 57 states and 105 transitions. [2022-11-20 17:49:32,723 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 105 transitions. [2022-11-20 17:49:32,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:49:32,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:32,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:32,749 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:49:34,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:34,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 60 states and 109 transitions. [2022-11-20 17:49:34,252 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 109 transitions. [2022-11-20 17:49:34,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:49:34,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:34,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:34,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:34,486 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:49:36,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:36,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 65 states and 120 transitions. [2022-11-20 17:49:36,016 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 120 transitions. [2022-11-20 17:49:36,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:49:36,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:36,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:36,175 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:49:38,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:38,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 68 states and 126 transitions. [2022-11-20 17:49:38,306 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 126 transitions. [2022-11-20 17:49:38,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:49:38,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:38,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:38,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:38,414 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:49:40,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:40,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 71 states and 132 transitions. [2022-11-20 17:49:40,709 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 132 transitions. [2022-11-20 17:49:40,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:49:40,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:40,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:40,885 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:49:41,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:41,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 73 states and 136 transitions. [2022-11-20 17:49:41,549 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 136 transitions. [2022-11-20 17:49:41,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:49:41,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:41,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:41,616 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:49:42,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:42,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 73 states and 135 transitions. [2022-11-20 17:49:42,448 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 135 transitions. [2022-11-20 17:49:42,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:49:42,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:42,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:43,038 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:49:50,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:50,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 88 states and 166 transitions. [2022-11-20 17:49:50,181 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 166 transitions. [2022-11-20 17:49:50,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:49:50,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:50,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:50,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:50,211 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:49:52,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:52,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 94 states and 175 transitions. [2022-11-20 17:49:52,327 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 175 transitions. [2022-11-20 17:49:52,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:49:52,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:52,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:52,803 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:49:54,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:54,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 100 states and 181 transitions. [2022-11-20 17:49:54,997 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 181 transitions. [2022-11-20 17:49:54,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:49:54,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:54,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:55,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:55,026 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:49:55,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:55,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 101 states and 183 transitions. [2022-11-20 17:49:55,518 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 183 transitions. [2022-11-20 17:49:55,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:49:55,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:55,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:56,341 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:50:01,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:01,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 110 states and 213 transitions. [2022-11-20 17:50:01,266 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 213 transitions. [2022-11-20 17:50:01,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:50:01,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:01,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:01,620 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:50:05,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:05,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 118 states and 231 transitions. [2022-11-20 17:50:05,096 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 231 transitions. [2022-11-20 17:50:05,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:50:05,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:05,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:05,316 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 17:50:09,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:09,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 121 states and 240 transitions. [2022-11-20 17:50:09,139 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 240 transitions. [2022-11-20 17:50:09,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:50:09,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:09,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:09,216 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 12 proven. 19 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:50:13,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:13,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 124 states and 248 transitions. [2022-11-20 17:50:13,318 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 248 transitions. [2022-11-20 17:50:13,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:50:13,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:13,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:13,714 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 17:50:16,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:16,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 127 states and 264 transitions. [2022-11-20 17:50:16,354 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 264 transitions. [2022-11-20 17:50:16,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:50:16,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:16,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:16,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:16,393 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-11-20 17:50:16,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:16,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 127 states and 263 transitions. [2022-11-20 17:50:16,969 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 263 transitions. [2022-11-20 17:50:16,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:50:16,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:16,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:16,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:17,377 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 33 proven. 7 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 17:50:18,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:18,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 129 states and 269 transitions. [2022-11-20 17:50:18,486 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 269 transitions. [2022-11-20 17:50:18,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:50:18,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:18,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:18,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:19,460 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 28 proven. 34 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:50:22,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:22,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 135 states and 278 transitions. [2022-11-20 17:50:22,850 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 278 transitions. [2022-11-20 17:50:22,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:50:22,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:22,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:23,058 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 33 proven. 7 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 17:50:23,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:23,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 136 states and 278 transitions. [2022-11-20 17:50:23,427 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 278 transitions. [2022-11-20 17:50:23,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:50:23,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:23,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:23,809 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 17:50:30,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:30,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 142 states and 304 transitions. [2022-11-20 17:50:30,659 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 304 transitions. [2022-11-20 17:50:30,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:50:30,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:30,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:30,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:30,693 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-20 17:50:31,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:31,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 142 states and 303 transitions. [2022-11-20 17:50:31,769 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 303 transitions. [2022-11-20 17:50:31,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:50:31,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:31,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:31,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:31,833 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-20 17:50:33,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:33,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 145 states and 306 transitions. [2022-11-20 17:50:33,215 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 306 transitions. [2022-11-20 17:50:33,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:50:33,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:33,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:33,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:34,419 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:50:42,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:42,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 157 states and 346 transitions. [2022-11-20 17:50:42,496 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 346 transitions. [2022-11-20 17:50:42,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:50:42,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:42,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:42,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:43,346 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 11 proven. 73 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:50:48,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:48,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 166 states and 355 transitions. [2022-11-20 17:50:48,074 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 355 transitions. [2022-11-20 17:50:48,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:50:48,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:48,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:48,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:48,740 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:50:54,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:54,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 177 states and 382 transitions. [2022-11-20 17:50:54,860 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 382 transitions. [2022-11-20 17:50:54,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:50:54,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:54,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:54,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:55,578 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 70 proven. 17 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:50:57,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:57,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 179 states and 391 transitions. [2022-11-20 17:50:57,612 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 391 transitions. [2022-11-20 17:50:57,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:50:57,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:57,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:57,993 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:51:00,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:00,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 181 states and 398 transitions. [2022-11-20 17:51:00,002 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 398 transitions. [2022-11-20 17:51:00,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:51:00,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:00,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:00,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:00,135 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-11-20 17:51:06,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:06,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 184 states and 411 transitions. [2022-11-20 17:51:06,751 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 411 transitions. [2022-11-20 17:51:06,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:51:06,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:06,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:06,838 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 19 proven. 39 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-20 17:51:13,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:13,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 187 states and 423 transitions. [2022-11-20 17:51:13,728 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 423 transitions. [2022-11-20 17:51:13,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:51:13,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:13,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:13,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:13,810 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 19 proven. 39 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-20 17:51:15,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:15,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 189 states and 431 transitions. [2022-11-20 17:51:15,749 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 431 transitions. [2022-11-20 17:51:15,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:51:15,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:15,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:15,896 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-11-20 17:51:19,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:19,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 192 states and 444 transitions. [2022-11-20 17:51:19,046 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 444 transitions. [2022-11-20 17:51:19,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:51:19,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:19,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:19,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:19,146 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 19 proven. 39 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-20 17:51:20,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:20,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 193 states and 447 transitions. [2022-11-20 17:51:20,157 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 447 transitions. [2022-11-20 17:51:20,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:51:20,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:20,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:20,194 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2022-11-20 17:51:21,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:21,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 193 states and 446 transitions. [2022-11-20 17:51:21,044 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 446 transitions. [2022-11-20 17:51:21,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:51:21,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:21,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:21,217 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-11-20 17:51:23,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:23,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 195 states and 453 transitions. [2022-11-20 17:51:23,650 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 453 transitions. [2022-11-20 17:51:23,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:51:23,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:23,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:24,424 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 82 proven. 15 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-11-20 17:51:26,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:26,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 197 states and 461 transitions. [2022-11-20 17:51:26,183 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 461 transitions. [2022-11-20 17:51:26,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:51:26,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:26,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:26,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:27,109 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 82 proven. 83 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:51:32,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:32,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 206 states and 470 transitions. [2022-11-20 17:51:32,118 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 470 transitions. [2022-11-20 17:51:32,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:51:32,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:32,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:32,662 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-11-20 17:51:36,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:36,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 209 states and 496 transitions. [2022-11-20 17:51:36,037 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 496 transitions. [2022-11-20 17:51:36,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:51:36,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:36,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:36,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:36,079 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-11-20 17:51:37,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:37,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 209 states and 495 transitions. [2022-11-20 17:51:37,574 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 495 transitions. [2022-11-20 17:51:37,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:51:37,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:37,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:37,621 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2022-11-20 17:51:39,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:39,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 212 states and 498 transitions. [2022-11-20 17:51:39,561 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 498 transitions. [2022-11-20 17:51:39,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:51:39,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:39,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:40,670 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 22 proven. 181 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:51:46,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:46,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 224 states and 511 transitions. [2022-11-20 17:51:46,527 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 511 transitions. [2022-11-20 17:51:46,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:51:46,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:46,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:46,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:49,605 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:52:18,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:18,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 258 states and 590 transitions. [2022-11-20 17:52:18,263 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 590 transitions. [2022-11-20 17:52:18,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:52:18,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:18,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:18,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:18,996 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:52:30,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:30,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 272 states and 645 transitions. [2022-11-20 17:52:30,068 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 645 transitions. [2022-11-20 17:52:30,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:52:30,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:30,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:30,212 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 22 proven. 181 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:52:36,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:36,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 281 states and 654 transitions. [2022-11-20 17:52:36,178 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 654 transitions. [2022-11-20 17:52:36,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:52:36,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:36,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:36,320 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 22 proven. 181 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:52:41,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:41,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 290 states and 663 transitions. [2022-11-20 17:52:41,747 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 663 transitions. [2022-11-20 17:52:41,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:52:41,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:41,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:41,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:46,125 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:52:55,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:55,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 293 states and 676 transitions. [2022-11-20 17:52:55,751 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 676 transitions. [2022-11-20 17:52:55,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:52:55,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:55,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:58,265 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:53:10,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:10,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 305 states and 695 transitions. [2022-11-20 17:53:10,900 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 695 transitions. [2022-11-20 17:53:10,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:53:10,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:10,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:12,069 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:53:18,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:18,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 311 states and 723 transitions. [2022-11-20 17:53:18,831 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 723 transitions. [2022-11-20 17:53:18,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:53:18,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:18,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:20,187 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 176 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:53:27,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:27,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 321 states and 742 transitions. [2022-11-20 17:53:27,067 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 742 transitions. [2022-11-20 17:53:27,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:53:27,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:27,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:27,717 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:53:31,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:31,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 324 states and 747 transitions. [2022-11-20 17:53:31,372 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 747 transitions. [2022-11-20 17:53:31,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:53:31,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:31,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:32,043 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:53:35,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:35,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 332 states and 754 transitions. [2022-11-20 17:53:35,707 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 754 transitions. [2022-11-20 17:53:35,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:53:35,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:35,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:36,365 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:53:38,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:38,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 334 states and 762 transitions. [2022-11-20 17:53:38,903 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 762 transitions. [2022-11-20 17:53:38,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:53:38,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:38,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:39,743 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 176 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:53:42,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:42,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 336 states and 774 transitions. [2022-11-20 17:53:42,947 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 774 transitions. [2022-11-20 17:53:42,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:53:42,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:42,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:42,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:43,864 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 176 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:53:46,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:46,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 338 states and 784 transitions. [2022-11-20 17:53:46,890 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 784 transitions. [2022-11-20 17:53:46,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:53:46,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:46,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:47,582 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:53:50,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:50,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 340 states and 794 transitions. [2022-11-20 17:53:50,434 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 794 transitions. [2022-11-20 17:53:50,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:53:50,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:50,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:51,292 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:53:54,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:54,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 342 states and 802 transitions. [2022-11-20 17:53:54,496 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 802 transitions. [2022-11-20 17:53:54,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:53:54,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:54,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:54,606 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 27 proven. 65 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2022-11-20 17:54:06,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:06,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 348 states and 823 transitions. [2022-11-20 17:54:06,973 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 823 transitions. [2022-11-20 17:54:06,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:54:06,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:06,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:07,155 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-11-20 17:54:21,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:21,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 354 states and 845 transitions. [2022-11-20 17:54:21,177 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 845 transitions. [2022-11-20 17:54:21,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:54:21,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:21,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:21,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:21,281 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 27 proven. 65 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2022-11-20 17:54:24,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:24,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 356 states and 853 transitions. [2022-11-20 17:54:24,287 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 853 transitions. [2022-11-20 17:54:24,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:54:24,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:24,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:24,379 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 27 proven. 65 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2022-11-20 17:54:29,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:29,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 353 states and 848 transitions. [2022-11-20 17:54:29,729 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 848 transitions. [2022-11-20 17:54:29,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:54:29,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:29,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:30,071 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-11-20 17:54:42,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:42,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 355 states and 857 transitions. [2022-11-20 17:54:42,500 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 857 transitions. [2022-11-20 17:54:42,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:54:42,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:42,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:42,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:42,734 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 27 proven. 65 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2022-11-20 17:54:49,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:49,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 360 states and 873 transitions. [2022-11-20 17:54:49,971 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 873 transitions. [2022-11-20 17:54:49,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:54:49,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:49,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:50,320 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-11-20 17:54:55,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:55,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 363 states and 887 transitions. [2022-11-20 17:54:55,628 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 887 transitions. [2022-11-20 17:54:55,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:54:55,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:55,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:55,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:55,694 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 27 proven. 65 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2022-11-20 17:54:59,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:59,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 365 states and 895 transitions. [2022-11-20 17:54:59,376 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 895 transitions. [2022-11-20 17:54:59,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:54:59,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:59,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:59,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:59,496 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-11-20 17:55:03,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:03,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 367 states and 906 transitions. [2022-11-20 17:55:03,002 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 906 transitions. [2022-11-20 17:55:03,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 17:55:03,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:03,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:03,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:03,211 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2022-11-20 17:55:04,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:04,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 367 states and 905 transitions. [2022-11-20 17:55:04,742 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 905 transitions. [2022-11-20 17:55:04,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:55:04,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:04,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:04,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:04,773 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-11-20 17:55:08,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:08,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 367 states and 904 transitions. [2022-11-20 17:55:08,281 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 904 transitions. [2022-11-20 17:55:08,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:55:08,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:08,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:08,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:08,452 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-11-20 17:55:11,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:11,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 369 states and 912 transitions. [2022-11-20 17:55:11,922 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 912 transitions. [2022-11-20 17:55:11,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:55:11,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:11,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:11,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:12,060 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-11-20 17:55:16,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:16,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 371 states and 922 transitions. [2022-11-20 17:55:16,147 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 922 transitions. [2022-11-20 17:55:16,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 17:55:16,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:16,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:16,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:17,623 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-11-20 17:55:20,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:20,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 373 states and 930 transitions. [2022-11-20 17:55:20,849 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 930 transitions. [2022-11-20 17:55:20,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 17:55:20,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:20,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:20,887 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-11-20 17:55:24,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:24,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 373 states and 929 transitions. [2022-11-20 17:55:24,214 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 929 transitions. [2022-11-20 17:55:24,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 17:55:24,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:24,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:25,013 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 205 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-11-20 17:55:31,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:31,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 376 states and 976 transitions. [2022-11-20 17:55:31,289 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 976 transitions. [2022-11-20 17:55:31,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:55:31,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:31,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:31,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:32,255 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 375 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-20 17:55:55,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:55,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 396 states and 1069 transitions. [2022-11-20 17:55:55,583 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 1069 transitions. [2022-11-20 17:55:55,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:55:55,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:55,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:55,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:55,630 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2022-11-20 17:55:59,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:59,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 399 states and 1072 transitions. [2022-11-20 17:55:59,456 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 1072 transitions. [2022-11-20 17:55:59,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:55:59,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:59,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:59,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:01,469 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 37 proven. 383 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:56:13,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:13,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 414 states and 1088 transitions. [2022-11-20 17:56:13,838 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 1088 transitions. [2022-11-20 17:56:13,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:56:13,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:13,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:17,368 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 375 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-20 17:56:36,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:36,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 428 states and 1104 transitions. [2022-11-20 17:56:36,450 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 1104 transitions. [2022-11-20 17:56:36,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:56:36,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:36,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:36,624 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 37 proven. 383 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:56:49,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:49,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 443 states and 1123 transitions. [2022-11-20 17:56:49,364 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 1123 transitions. [2022-11-20 17:56:49,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:56:49,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:49,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:49,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:49,517 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 37 proven. 383 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:56:57,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:57,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 452 states and 1132 transitions. [2022-11-20 17:56:57,334 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 1132 transitions. [2022-11-20 17:56:57,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:56:57,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:57,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:57,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:57,598 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 37 proven. 383 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:57:06,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:06,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 461 states and 1141 transitions. [2022-11-20 17:57:06,899 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1141 transitions. [2022-11-20 17:57:06,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:57:06,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:06,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:08,525 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 375 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-20 17:57:13,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:13,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 463 states and 1151 transitions. [2022-11-20 17:57:13,944 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1151 transitions. [2022-11-20 17:57:13,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:57:13,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:13,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:13,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:15,818 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 381 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-20 17:57:30,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:30,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 478 states and 1185 transitions. [2022-11-20 17:57:30,228 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 1185 transitions. [2022-11-20 17:57:30,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:57:30,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:30,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:31,369 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 381 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-20 17:57:35,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:35,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 480 states and 1194 transitions. [2022-11-20 17:57:35,569 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1194 transitions. [2022-11-20 17:57:35,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:57:35,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:35,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:36,683 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 381 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-20 17:57:40,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:40,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 482 states and 1206 transitions. [2022-11-20 17:57:40,778 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1206 transitions. [2022-11-20 17:57:40,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:57:40,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:40,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:42,081 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 381 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-20 17:57:45,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:45,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 484 states and 1218 transitions. [2022-11-20 17:57:45,873 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1218 transitions. [2022-11-20 17:57:45,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:57:45,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:45,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:47,088 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 381 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-20 17:57:51,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:51,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 486 states and 1228 transitions. [2022-11-20 17:57:51,177 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1228 transitions. [2022-11-20 17:57:51,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:57:51,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:51,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:51,263 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 36 proven. 97 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2022-11-20 17:58:09,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:09,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 495 states and 1256 transitions. [2022-11-20 17:58:09,325 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1256 transitions. [2022-11-20 17:58:09,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:58:09,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:09,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:09,488 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 17:58:28,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:28,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 504 states and 1285 transitions. [2022-11-20 17:58:28,865 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1285 transitions. [2022-11-20 17:58:28,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:58:28,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:28,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:28,966 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 36 proven. 97 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2022-11-20 17:58:33,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:33,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 506 states and 1294 transitions. [2022-11-20 17:58:33,187 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1294 transitions. [2022-11-20 17:58:33,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:58:33,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:33,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:33,317 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 17:58:51,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:51,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 514 states and 1320 transitions. [2022-11-20 17:58:51,788 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1320 transitions. [2022-11-20 17:58:51,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:58:51,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:51,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:51,880 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 36 proven. 97 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2022-11-20 17:58:56,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:56,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 516 states and 1332 transitions. [2022-11-20 17:58:56,564 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1332 transitions. [2022-11-20 17:58:56,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:58:56,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:56,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:56,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:56,708 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 17:59:01,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:01,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 518 states and 1347 transitions. [2022-11-20 17:59:01,350 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1347 transitions. [2022-11-20 17:59:01,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:59:01,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:01,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:01,464 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 36 proven. 97 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2022-11-20 17:59:06,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:06,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 520 states and 1359 transitions. [2022-11-20 17:59:06,074 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1359 transitions. [2022-11-20 17:59:06,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:59:06,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:06,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:06,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:06,276 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 17:59:11,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:11,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 522 states and 1369 transitions. [2022-11-20 17:59:11,188 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1369 transitions. [2022-11-20 17:59:11,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-20 17:59:11,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:11,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:11,224 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:59:13,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:13,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 522 states and 1368 transitions. [2022-11-20 17:59:13,208 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1368 transitions. [2022-11-20 17:59:13,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-20 17:59:13,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:13,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:13,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:14,315 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 17:59:23,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:23,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 525 states and 1433 transitions. [2022-11-20 17:59:23,279 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1433 transitions. [2022-11-20 17:59:23,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 17:59:23,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:23,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:27,257 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 406 proven. 167 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-20 17:59:37,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:37,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 533 states and 1441 transitions. [2022-11-20 17:59:37,382 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1441 transitions. [2022-11-20 17:59:37,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 17:59:37,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:37,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:37,825 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 189 proven. 15 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 17:59:39,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:39,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 534 states and 1441 transitions. [2022-11-20 17:59:39,790 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1441 transitions. [2022-11-20 17:59:39,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:59:39,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:39,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:39,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:40,846 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 17:59:49,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:49,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 537 states and 1505 transitions. [2022-11-20 17:59:49,995 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1505 transitions. [2022-11-20 17:59:49,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:59:49,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:49,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:50,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:50,033 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2022-11-20 17:59:54,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:54,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 537 states and 1504 transitions. [2022-11-20 17:59:54,844 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1504 transitions. [2022-11-20 17:59:54,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 17:59:54,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:54,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:55,775 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 240 proven. 26 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 17:59:58,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:58,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 538 states and 1563 transitions. [2022-11-20 17:59:58,465 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1563 transitions. [2022-11-20 17:59:58,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 17:59:58,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:58,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:58,505 INFO L134 CoverageAnalysis]: Checked inductivity of 709 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 672 trivial. 0 not checked. [2022-11-20 18:00:12,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:12,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 550 states and 1586 transitions. [2022-11-20 18:00:12,657 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1586 transitions. [2022-11-20 18:00:12,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 18:00:12,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:12,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:13,504 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 240 proven. 26 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 18:00:15,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:15,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 551 states and 1586 transitions. [2022-11-20 18:00:15,568 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1586 transitions. [2022-11-20 18:00:15,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 18:00:15,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:15,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:15,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:15,608 INFO L134 CoverageAnalysis]: Checked inductivity of 709 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 672 trivial. 0 not checked. [2022-11-20 18:00:18,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:18,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 552 states and 1587 transitions. [2022-11-20 18:00:18,136 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1587 transitions. [2022-11-20 18:00:18,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 18:00:18,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:18,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:18,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:18,932 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 240 proven. 26 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 18:00:21,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:21,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 553 states and 1644 transitions. [2022-11-20 18:00:21,986 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1644 transitions. [2022-11-20 18:00:21,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 18:00:21,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:21,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:22,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:23,545 INFO L134 CoverageAnalysis]: Checked inductivity of 709 backedges. 406 proven. 228 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-20 18:00:31,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:31,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 557 states and 1649 transitions. [2022-11-20 18:00:31,340 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1649 transitions. [2022-11-20 18:00:31,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 18:00:31,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:31,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:32,582 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 285 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 18:00:42,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:42,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 560 states and 1711 transitions. [2022-11-20 18:00:42,325 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1711 transitions. [2022-11-20 18:00:42,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 18:00:42,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:42,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:44,665 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 291 proven. 40 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 18:00:49,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:49,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 562 states and 1726 transitions. [2022-11-20 18:00:49,157 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1726 transitions. [2022-11-20 18:00:49,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 18:00:49,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:49,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:50,800 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 406 proven. 292 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-20 18:00:58,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:58,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 571 states and 1734 transitions. [2022-11-20 18:00:58,178 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1734 transitions. [2022-11-20 18:00:58,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 18:00:58,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:58,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:59,869 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 406 proven. 292 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-20 18:01:06,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:01:06,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 574 states and 1743 transitions. [2022-11-20 18:01:06,379 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1743 transitions. [2022-11-20 18:01:06,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 18:01:06,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:01:06,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:01:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:01:07,946 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 406 proven. 292 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-20 18:01:12,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:01:12,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 576 states and 1748 transitions. [2022-11-20 18:01:12,913 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1748 transitions. [2022-11-20 18:01:12,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 18:01:12,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:01:12,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:01:12,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:01:14,271 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 291 proven. 40 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 18:01:16,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:01:16,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 577 states and 1748 transitions. [2022-11-20 18:01:16,280 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1748 transitions. [2022-11-20 18:01:16,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 18:01:16,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:01:16,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:01:16,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:01:17,697 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 291 proven. 40 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 18:01:19,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:01:19,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 578 states and 1748 transitions. [2022-11-20 18:01:19,843 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1748 transitions. [2022-11-20 18:01:19,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 18:01:19,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:01:19,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:01:19,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:01:21,218 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 291 proven. 40 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 18:01:23,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:01:23,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 579 states and 1748 transitions. [2022-11-20 18:01:23,532 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1748 transitions. [2022-11-20 18:01:23,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 18:01:23,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:01:23,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:01:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:01:24,843 INFO L134 CoverageAnalysis]: Checked inductivity of 807 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 18:01:41,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:01:41,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 585 states and 1832 transitions. [2022-11-20 18:01:41,723 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1832 transitions. [2022-11-20 18:01:41,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 18:01:41,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:01:41,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:01:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:01:41,779 INFO L134 CoverageAnalysis]: Checked inductivity of 807 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2022-11-20 18:01:45,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:01:45,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 585 states and 1831 transitions. [2022-11-20 18:01:45,414 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1831 transitions. [2022-11-20 18:01:45,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 18:01:45,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:01:45,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:01:45,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:01:45,616 INFO L134 CoverageAnalysis]: Checked inductivity of 807 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-11-20 18:01:51,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:01:51,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 587 states and 1846 transitions. [2022-11-20 18:01:51,233 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1846 transitions. [2022-11-20 18:01:51,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 18:01:51,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:01:51,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:01:51,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:01:54,137 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 56 proven. 724 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-20 18:02:19,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:02:19,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 605 states and 1871 transitions. [2022-11-20 18:02:19,025 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1871 transitions. [2022-11-20 18:02:19,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 18:02:19,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:02:19,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:02:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:02:21,774 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked.