./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-acceleration/nested_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_5bb88a37-265a-42c0-ba43-891833df7e69/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/nested_1-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7d46306d0f449fc697e3921b4f35c60335f25019c8462cefcaf92538159e3d14 --- 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-2329fc7 [2022-12-15 01:48:38,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:48:38,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:48:38,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:48:38,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:48:38,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:48:38,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:48:38,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:48:38,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:48:38,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:48:38,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:48:38,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:48:38,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:48:38,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:48:38,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:48:38,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:48:38,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:48:38,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:48:38,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:48:38,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:48:38,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:48:38,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:48:38,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:48:38,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:48:38,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:48:38,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:48:38,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:48:38,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:48:38,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:48:38,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:48:38,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:48:38,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:48:38,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:48:38,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:48:38,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:48:38,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:48:38,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:48:38,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:48:38,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:48:38,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:48:38,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:48:38,114 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 01:48:38,133 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:48:38,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:48:38,134 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:48:38,135 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:48:38,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:48:38,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:48:38,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:48:38,136 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:48:38,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:48:38,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:48:38,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:48:38,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:48:38,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:48:38,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:48:38,137 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:48:38,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:48:38,137 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:48:38,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:48:38,138 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:48:38,138 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:48:38,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:48:38,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:48:38,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:48:38,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:48:38,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:48:38,139 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:48:38,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:48:38,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:48:38,139 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_5bb88a37-265a-42c0-ba43-891833df7e69/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d46306d0f449fc697e3921b4f35c60335f25019c8462cefcaf92538159e3d14 [2022-12-15 01:48:38,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:48:38,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:48:38,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:48:38,367 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:48:38,368 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:48:38,369 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/loop-acceleration/nested_1-1.c [2022-12-15 01:48:41,035 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:48:41,191 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:48:41,191 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/sv-benchmarks/c/loop-acceleration/nested_1-1.c [2022-12-15 01:48:41,195 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/bin/ukojak-rkRKPMF4O4/data/9dae5c3ef/7b903aeaeddb43d7993e0a8e5fcc7dfa/FLAGf8a2a6fe8 [2022-12-15 01:48:41,206 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/bin/ukojak-rkRKPMF4O4/data/9dae5c3ef/7b903aeaeddb43d7993e0a8e5fcc7dfa [2022-12-15 01:48:41,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:48:41,209 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:48:41,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:48:41,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:48:41,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:48:41,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:48:41" (1/1) ... [2022-12-15 01:48:41,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52fac3f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:48:41, skipping insertion in model container [2022-12-15 01:48:41,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:48:41" (1/1) ... [2022-12-15 01:48:41,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:48:41,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:48:41,344 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/sv-benchmarks/c/loop-acceleration/nested_1-1.c[322,335] [2022-12-15 01:48:41,354 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:48:41,361 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:48:41,370 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/sv-benchmarks/c/loop-acceleration/nested_1-1.c[322,335] [2022-12-15 01:48:41,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:48:41,382 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:48:41,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:48:41 WrapperNode [2022-12-15 01:48:41,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:48:41,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:48:41,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:48:41,383 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:48:41,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:48:41" (1/1) ... [2022-12-15 01:48:41,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:48:41" (1/1) ... [2022-12-15 01:48:41,406 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2022-12-15 01:48:41,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:48:41,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:48:41,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:48:41,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:48:41,413 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:48:41" (1/1) ... [2022-12-15 01:48:41,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:48:41" (1/1) ... [2022-12-15 01:48:41,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:48:41" (1/1) ... [2022-12-15 01:48:41,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:48:41" (1/1) ... [2022-12-15 01:48:41,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:48:41" (1/1) ... [2022-12-15 01:48:41,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:48:41" (1/1) ... [2022-12-15 01:48:41,420 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:48:41" (1/1) ... [2022-12-15 01:48:41,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:48:41" (1/1) ... [2022-12-15 01:48:41,422 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:48:41,423 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:48:41,423 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:48:41,424 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:48:41,424 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:48:41" (1/1) ... [2022-12-15 01:48:41,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:48:41,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:48:41,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:48:41,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bb88a37-265a-42c0-ba43-891833df7e69/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:48:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:48:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:48:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:48:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:48:41,530 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:48:41,531 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:48:41,603 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:48:41,625 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:48:41,625 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 01:48:41,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:48:41 BoogieIcfgContainer [2022-12-15 01:48:41,627 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:48:41,627 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:48:41,627 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:48:41,634 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:48:41,635 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:48:41" (1/1) ... [2022-12-15 01:48:41,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:48:41,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:41,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2022-12-15 01:48:41,695 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2022-12-15 01:48:41,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 01:48:41,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:41,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:41,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:48:41,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:41,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2022-12-15 01:48:41,888 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2022-12-15 01:48:41,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 01:48:41,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:41,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:41,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:41,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:48:41,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:41,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2022-12-15 01:48:41,977 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2022-12-15 01:48:41,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 01:48:41,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:41,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:42,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:48:42,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:42,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2022-12-15 01:48:42,135 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2022-12-15 01:48:42,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:48:42,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:42,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:42,246 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:48:42,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:42,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2022-12-15 01:48:42,310 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2022-12-15 01:48:42,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 01:48:42,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:42,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:42,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:42,428 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:48:42,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:42,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2022-12-15 01:48:42,496 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2022-12-15 01:48:42,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 01:48:42,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:42,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:42,616 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:48:42,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:42,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2022-12-15 01:48:42,685 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2022-12-15 01:48:42,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 01:48:42,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:42,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:42,809 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:48:42,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:42,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2022-12-15 01:48:42,876 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-12-15 01:48:42,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 01:48:42,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:42,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:42,995 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:48:43,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:43,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2022-12-15 01:48:43,063 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2022-12-15 01:48:43,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 01:48:43,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:43,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:43,200 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:48:43,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:43,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2022-12-15 01:48:43,271 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2022-12-15 01:48:43,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 01:48:43,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:43,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:43,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:43,423 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 1 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:48:43,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:43,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2022-12-15 01:48:43,497 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2022-12-15 01:48:43,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 01:48:43,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:43,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:43,682 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 1 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:48:43,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:43,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2022-12-15 01:48:43,759 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2022-12-15 01:48:43,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 01:48:43,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:43,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:43,831 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-12-15 01:48:44,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:44,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 31 states and 34 transitions. [2022-12-15 01:48:44,728 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2022-12-15 01:48:44,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 01:48:44,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:44,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:44,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:44,879 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-12-15 01:48:46,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:46,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 43 states and 47 transitions. [2022-12-15 01:48:46,406 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2022-12-15 01:48:46,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 01:48:46,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:46,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:46,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:46,631 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 369 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2022-12-15 01:48:48,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:48,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 55 states and 60 transitions. [2022-12-15 01:48:48,671 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions. [2022-12-15 01:48:48,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-15 01:48:48,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:48,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:49,024 INFO L134 CoverageAnalysis]: Checked inductivity of 956 backedges. 0 proven. 736 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-12-15 01:48:51,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:51,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 67 states and 73 transitions. [2022-12-15 01:48:51,187 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2022-12-15 01:48:51,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-15 01:48:51,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:51,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:51,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2022-12-15 01:48:54,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:54,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 79 states and 86 transitions. [2022-12-15 01:48:54,410 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2022-12-15 01:48:54,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-15 01:48:54,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:54,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:54,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:55,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2166 backedges. 0 proven. 1836 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2022-12-15 01:48:58,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:48:58,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 91 states and 99 transitions. [2022-12-15 01:48:58,318 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 99 transitions. [2022-12-15 01:48:58,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-15 01:48:58,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:48:58,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:48:58,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:48:59,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2954 backedges. 0 proven. 2569 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2022-12-15 01:49:03,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:49:03,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 103 states and 112 transitions. [2022-12-15 01:49:03,366 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 112 transitions. [2022-12-15 01:49:03,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-15 01:49:03,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:49:03,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:49:03,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:49:04,230 INFO L134 CoverageAnalysis]: Checked inductivity of 3864 backedges. 0 proven. 3424 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2022-12-15 01:49:08,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:49:08,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 115 states and 125 transitions. [2022-12-15 01:49:08,855 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 125 transitions. [2022-12-15 01:49:08,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-15 01:49:08,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:49:08,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:49:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:49:09,820 INFO L134 CoverageAnalysis]: Checked inductivity of 4896 backedges. 0 proven. 4401 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2022-12-15 01:49:15,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:49:15,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 127 states and 138 transitions. [2022-12-15 01:49:15,315 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 138 transitions. [2022-12-15 01:49:15,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-15 01:49:15,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:49:15,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:49:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:49:16,982 INFO L134 CoverageAnalysis]: Checked inductivity of 6050 backedges. 0 proven. 5500 refuted. 0 times theorem prover too weak. 550 trivial. 0 not checked. [2022-12-15 01:49:23,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:49:23,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 139 states and 151 transitions. [2022-12-15 01:49:23,032 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 151 transitions. [2022-12-15 01:49:23,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-15 01:49:23,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:49:23,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:49:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:49:24,454 INFO L134 CoverageAnalysis]: Checked inductivity of 7326 backedges. 0 proven. 6721 refuted. 0 times theorem prover too weak. 605 trivial. 0 not checked. [2022-12-15 01:49:30,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:49:30,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 151 states and 164 transitions. [2022-12-15 01:49:30,806 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 164 transitions. [2022-12-15 01:49:30,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-12-15 01:49:30,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:49:30,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:49:30,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:49:32,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8724 backedges. 0 proven. 8064 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2022-12-15 01:49:40,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:49:40,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 163 states and 177 transitions. [2022-12-15 01:49:40,221 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 177 transitions. [2022-12-15 01:49:40,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-12-15 01:49:40,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:49:40,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:49:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:49:42,532 INFO L134 CoverageAnalysis]: Checked inductivity of 10244 backedges. 0 proven. 9529 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2022-12-15 01:49:51,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:49:51,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 175 states and 190 transitions. [2022-12-15 01:49:51,326 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 190 transitions. [2022-12-15 01:49:51,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-12-15 01:49:51,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:49:51,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:49:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:49:53,847 INFO L134 CoverageAnalysis]: Checked inductivity of 11886 backedges. 0 proven. 11116 refuted. 0 times theorem prover too weak. 770 trivial. 0 not checked. [2022-12-15 01:50:03,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:50:03,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 187 states and 203 transitions. [2022-12-15 01:50:03,216 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 203 transitions. [2022-12-15 01:50:03,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-12-15 01:50:03,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:50:03,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:50:03,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:50:05,995 INFO L134 CoverageAnalysis]: Checked inductivity of 13650 backedges. 0 proven. 12825 refuted. 0 times theorem prover too weak. 825 trivial. 0 not checked. [2022-12-15 01:50:16,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:50:16,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 199 states and 216 transitions. [2022-12-15 01:50:16,697 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 216 transitions. [2022-12-15 01:50:16,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-12-15 01:50:16,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:50:16,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:50:16,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:50:19,839 INFO L134 CoverageAnalysis]: Checked inductivity of 15536 backedges. 0 proven. 14656 refuted. 0 times theorem prover too weak. 880 trivial. 0 not checked. [2022-12-15 01:50:30,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:50:30,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 211 states and 229 transitions. [2022-12-15 01:50:30,612 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 229 transitions. [2022-12-15 01:50:30,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-12-15 01:50:30,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:50:30,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:50:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:50:34,031 INFO L134 CoverageAnalysis]: Checked inductivity of 17544 backedges. 0 proven. 16609 refuted. 0 times theorem prover too weak. 935 trivial. 0 not checked. [2022-12-15 01:50:47,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:50:47,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 223 states and 242 transitions. [2022-12-15 01:50:47,625 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 242 transitions. [2022-12-15 01:50:47,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-12-15 01:50:47,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:50:47,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:50:47,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:50:51,774 INFO L134 CoverageAnalysis]: Checked inductivity of 19674 backedges. 0 proven. 18684 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2022-12-15 01:51:06,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:51:06,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 235 states and 255 transitions. [2022-12-15 01:51:06,191 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 255 transitions. [2022-12-15 01:51:06,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-12-15 01:51:06,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:51:06,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:51:06,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:51:10,300 INFO L134 CoverageAnalysis]: Checked inductivity of 21926 backedges. 0 proven. 20881 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2022-12-15 01:51:26,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:51:26,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 247 states and 268 transitions. [2022-12-15 01:51:26,271 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 268 transitions. [2022-12-15 01:51:26,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-12-15 01:51:26,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:51:26,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:51:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:51:31,383 INFO L134 CoverageAnalysis]: Checked inductivity of 24300 backedges. 0 proven. 23200 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2022-12-15 01:51:47,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:51:47,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 259 states and 281 transitions. [2022-12-15 01:51:47,920 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 281 transitions. [2022-12-15 01:51:47,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-12-15 01:51:47,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:51:47,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:51:48,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:51:53,431 INFO L134 CoverageAnalysis]: Checked inductivity of 26796 backedges. 0 proven. 25641 refuted. 0 times theorem prover too weak. 1155 trivial. 0 not checked. [2022-12-15 01:52:10,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:52:10,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 271 states and 294 transitions. [2022-12-15 01:52:10,859 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 294 transitions. [2022-12-15 01:52:10,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-12-15 01:52:10,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:52:10,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:52:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:52:16,590 INFO L134 CoverageAnalysis]: Checked inductivity of 29414 backedges. 0 proven. 28204 refuted. 0 times theorem prover too weak. 1210 trivial. 0 not checked. [2022-12-15 01:52:35,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:52:35,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 283 states and 307 transitions. [2022-12-15 01:52:35,758 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 307 transitions. [2022-12-15 01:52:35,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2022-12-15 01:52:35,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:52:35,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:52:35,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:52:42,540 INFO L134 CoverageAnalysis]: Checked inductivity of 32154 backedges. 0 proven. 30889 refuted. 0 times theorem prover too weak. 1265 trivial. 0 not checked. [2022-12-15 01:53:03,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:03,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 295 states and 320 transitions. [2022-12-15 01:53:03,089 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 320 transitions. [2022-12-15 01:53:03,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-12-15 01:53:03,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:03,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:10,969 INFO L134 CoverageAnalysis]: Checked inductivity of 35016 backedges. 0 proven. 33696 refuted. 0 times theorem prover too weak. 1320 trivial. 0 not checked. [2022-12-15 01:53:33,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:53:33,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 307 states and 333 transitions. [2022-12-15 01:53:33,612 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 333 transitions. [2022-12-15 01:53:33,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-12-15 01:53:33,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:53:33,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:53:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:53:41,330 INFO L134 CoverageAnalysis]: Checked inductivity of 38000 backedges. 0 proven. 36625 refuted. 0 times theorem prover too weak. 1375 trivial. 0 not checked. [2022-12-15 01:54:05,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:05,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 319 states and 346 transitions. [2022-12-15 01:54:05,478 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 346 transitions. [2022-12-15 01:54:05,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2022-12-15 01:54:05,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:05,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:13,399 INFO L134 CoverageAnalysis]: Checked inductivity of 41106 backedges. 0 proven. 39676 refuted. 0 times theorem prover too weak. 1430 trivial. 0 not checked. [2022-12-15 01:54:41,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:54:41,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 331 states and 359 transitions. [2022-12-15 01:54:41,055 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 359 transitions. [2022-12-15 01:54:41,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-12-15 01:54:41,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:54:41,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:54:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:54:50,259 INFO L134 CoverageAnalysis]: Checked inductivity of 44334 backedges. 0 proven. 42849 refuted. 0 times theorem prover too weak. 1485 trivial. 0 not checked. [2022-12-15 01:55:18,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:18,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 343 states and 372 transitions. [2022-12-15 01:55:18,600 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 372 transitions. [2022-12-15 01:55:18,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2022-12-15 01:55:18,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:18,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:18,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:55:29,328 INFO L134 CoverageAnalysis]: Checked inductivity of 47684 backedges. 0 proven. 46144 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2022-12-15 01:55:58,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:55:58,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 355 states and 385 transitions. [2022-12-15 01:55:58,597 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 385 transitions. [2022-12-15 01:55:58,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2022-12-15 01:55:58,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:55:58,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:55:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:09,906 INFO L134 CoverageAnalysis]: Checked inductivity of 51156 backedges. 0 proven. 49561 refuted. 0 times theorem prover too weak. 1595 trivial. 0 not checked. [2022-12-15 01:56:40,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:40,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 367 states and 398 transitions. [2022-12-15 01:56:40,593 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 398 transitions. [2022-12-15 01:56:40,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2022-12-15 01:56:40,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:40,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:51,488 INFO L134 CoverageAnalysis]: Checked inductivity of 54750 backedges. 0 proven. 53100 refuted. 0 times theorem prover too weak. 1650 trivial. 0 not checked. [2022-12-15 01:57:24,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:24,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 379 states and 411 transitions. [2022-12-15 01:57:24,253 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 411 transitions. [2022-12-15 01:57:24,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-12-15 01:57:24,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:24,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:37,176 INFO L134 CoverageAnalysis]: Checked inductivity of 58466 backedges. 0 proven. 56761 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2022-12-15 01:58:13,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:13,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 391 states and 424 transitions. [2022-12-15 01:58:13,009 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 424 transitions. [2022-12-15 01:58:13,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2022-12-15 01:58:13,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:13,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:13,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:28,093 INFO L134 CoverageAnalysis]: Checked inductivity of 62304 backedges. 0 proven. 60544 refuted. 0 times theorem prover too weak. 1760 trivial. 0 not checked. [2022-12-15 01:59:05,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:05,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 403 states and 437 transitions. [2022-12-15 01:59:05,703 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 437 transitions. [2022-12-15 01:59:05,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2022-12-15 01:59:05,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:05,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:21,672 INFO L134 CoverageAnalysis]: Checked inductivity of 66264 backedges. 0 proven. 64449 refuted. 0 times theorem prover too weak. 1815 trivial. 0 not checked. [2022-12-15 02:00:00,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:00,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 415 states and 450 transitions. [2022-12-15 02:00:00,133 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 450 transitions. [2022-12-15 02:00:00,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2022-12-15 02:00:00,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:00,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:17,176 INFO L134 CoverageAnalysis]: Checked inductivity of 70346 backedges. 0 proven. 68476 refuted. 0 times theorem prover too weak. 1870 trivial. 0 not checked. [2022-12-15 02:00:57,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:57,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 427 states and 463 transitions. [2022-12-15 02:00:57,724 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 463 transitions. [2022-12-15 02:00:57,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2022-12-15 02:00:57,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:57,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:57,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:15,400 INFO L134 CoverageAnalysis]: Checked inductivity of 74550 backedges. 0 proven. 72625 refuted. 0 times theorem prover too weak. 1925 trivial. 0 not checked. [2022-12-15 02:01:59,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:59,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 439 states and 476 transitions. [2022-12-15 02:01:59,185 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 476 transitions. [2022-12-15 02:01:59,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2022-12-15 02:01:59,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:59,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:59,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:18,601 INFO L134 CoverageAnalysis]: Checked inductivity of 78876 backedges. 0 proven. 76896 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2022-12-15 02:03:04,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:04,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 451 states and 489 transitions. [2022-12-15 02:03:04,232 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 489 transitions. [2022-12-15 02:03:04,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2022-12-15 02:03:04,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:04,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:04,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat