./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label03.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_63185b4a-dd71-4738-9421-01c97b880dc9/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63185b4a-dd71-4738-9421-01c97b880dc9/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_63185b4a-dd71-4738-9421-01c97b880dc9/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63185b4a-dd71-4738-9421-01c97b880dc9/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63185b4a-dd71-4738-9421-01c97b880dc9/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_63185b4a-dd71-4738-9421-01c97b880dc9/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 9a49aea6b3c1edfc7fe3f8f7bab6422e16330d8432eb730cabe992a1ced0cbc2 --- 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 [2022-12-14 20:07:02,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:07:02,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:07:02,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:07:02,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:07:02,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:07:02,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:07:02,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:07:02,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:07:02,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:07:02,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:07:02,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:07:02,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:07:02,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:07:02,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:07:02,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:07:02,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:07:02,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:07:02,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:07:02,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:07:02,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:07:02,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:07:02,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:07:02,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:07:02,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:07:02,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:07:02,196 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:07:02,197 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:07:02,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:07:02,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:07:02,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:07:02,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:07:02,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:07:02,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:07:02,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:07:02,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:07:02,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:07:02,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:07:02,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:07:02,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:07:02,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:07:02,204 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63185b4a-dd71-4738-9421-01c97b880dc9/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 20:07:02,218 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:07:02,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:07:02,218 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:07:02,218 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:07:02,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:07:02,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:07:02,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:07:02,220 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:07:02,220 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:07:02,220 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:07:02,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:07:02,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:07:02,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:07:02,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:07:02,221 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:07:02,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:07:02,221 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:07:02,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:07:02,221 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:07:02,221 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:07:02,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:07:02,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:07:02,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:07:02,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:07:02,222 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:07:02,222 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:07:02,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:07:02,223 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:07:02,223 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_63185b4a-dd71-4738-9421-01c97b880dc9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63185b4a-dd71-4738-9421-01c97b880dc9/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a49aea6b3c1edfc7fe3f8f7bab6422e16330d8432eb730cabe992a1ced0cbc2 [2022-12-14 20:07:02,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:07:02,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:07:02,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:07:02,418 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:07:02,418 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:07:02,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63185b4a-dd71-4738-9421-01c97b880dc9/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem01_label03.c [2022-12-14 20:07:05,090 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:07:05,266 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:07:05,266 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63185b4a-dd71-4738-9421-01c97b880dc9/sv-benchmarks/c/eca-rers2012/Problem01_label03.c [2022-12-14 20:07:05,273 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63185b4a-dd71-4738-9421-01c97b880dc9/bin/ukojak-rkRKPMF4O4/data/731cc221b/1069a12695d3497a941f7081ec82920b/FLAG6696c752e [2022-12-14 20:07:05,286 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63185b4a-dd71-4738-9421-01c97b880dc9/bin/ukojak-rkRKPMF4O4/data/731cc221b/1069a12695d3497a941f7081ec82920b [2022-12-14 20:07:05,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:07:05,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:07:05,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:07:05,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:07:05,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:07:05,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:07:05" (1/1) ... [2022-12-14 20:07:05,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45bfc417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:05, skipping insertion in model container [2022-12-14 20:07:05,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:07:05" (1/1) ... [2022-12-14 20:07:05,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:07:05,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:07:05,528 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_63185b4a-dd71-4738-9421-01c97b880dc9/sv-benchmarks/c/eca-rers2012/Problem01_label03.c[21586,21599] [2022-12-14 20:07:05,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:07:05,547 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:07:05,607 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_63185b4a-dd71-4738-9421-01c97b880dc9/sv-benchmarks/c/eca-rers2012/Problem01_label03.c[21586,21599] [2022-12-14 20:07:05,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:07:05,622 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:07:05,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:05 WrapperNode [2022-12-14 20:07:05,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:07:05,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:07:05,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:07:05,623 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:07:05,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:05" (1/1) ... [2022-12-14 20:07:05,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:05" (1/1) ... [2022-12-14 20:07:05,668 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2022-12-14 20:07:05,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:07:05,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:07:05,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:07:05,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:07:05,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:05" (1/1) ... [2022-12-14 20:07:05,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:05" (1/1) ... [2022-12-14 20:07:05,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:05" (1/1) ... [2022-12-14 20:07:05,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:05" (1/1) ... [2022-12-14 20:07:05,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:05" (1/1) ... [2022-12-14 20:07:05,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:05" (1/1) ... [2022-12-14 20:07:05,699 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:05" (1/1) ... [2022-12-14 20:07:05,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:05" (1/1) ... [2022-12-14 20:07:05,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:07:05,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:07:05,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:07:05,706 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:07:05,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:05" (1/1) ... [2022-12-14 20:07:05,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:07:05,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63185b4a-dd71-4738-9421-01c97b880dc9/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:07:05,730 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63185b4a-dd71-4738-9421-01c97b880dc9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:07:05,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63185b4a-dd71-4738-9421-01c97b880dc9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:07:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:07:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:07:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:07:05,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:07:05,825 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:07:05,827 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:07:06,577 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:07:06,724 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:07:06,725 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:07:06,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:06 BoogieIcfgContainer [2022-12-14 20:07:06,727 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:07:06,727 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:07:06,727 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:07:06,735 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:07:06,735 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:06" (1/1) ... [2022-12-14 20:07:06,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:07:06,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:06,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2022-12-14 20:07:06,788 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2022-12-14 20:07:06,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 20:07:06,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:06,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:06,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:07,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:07,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:07,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 145 states and 237 transitions. [2022-12-14 20:07:07,429 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 237 transitions. [2022-12-14 20:07:07,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 20:07:07,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:07,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:07,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:07,508 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:07:07,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:07,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 146 states and 238 transitions. [2022-12-14 20:07:07,646 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 238 transitions. [2022-12-14 20:07:07,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-14 20:07:07,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:07,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:07,731 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:07,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:07,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 150 states and 244 transitions. [2022-12-14 20:07:07,782 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 244 transitions. [2022-12-14 20:07:07,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-14 20:07:07,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:07,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:07,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:07,846 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:07:07,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:07,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 151 states and 245 transitions. [2022-12-14 20:07:07,945 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 245 transitions. [2022-12-14 20:07:07,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-14 20:07:07,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:07,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:08,056 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:08,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:08,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 159 states and 258 transitions. [2022-12-14 20:07:08,193 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 258 transitions. [2022-12-14 20:07:08,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 20:07:08,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:08,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:08,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:08,286 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:08,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:08,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 160 states and 259 transitions. [2022-12-14 20:07:08,385 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 259 transitions. [2022-12-14 20:07:08,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 20:07:08,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:08,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:08,514 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:08,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 168 states and 268 transitions. [2022-12-14 20:07:08,600 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 268 transitions. [2022-12-14 20:07:08,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 20:07:08,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:08,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:08,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:08,743 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:08,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:08,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 182 states and 286 transitions. [2022-12-14 20:07:08,931 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 286 transitions. [2022-12-14 20:07:08,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-14 20:07:08,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:08,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:09,026 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:09,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:09,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 197 states and 306 transitions. [2022-12-14 20:07:09,328 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 306 transitions. [2022-12-14 20:07:09,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 20:07:09,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:09,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:09,465 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:09,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:09,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 212 states and 327 transitions. [2022-12-14 20:07:09,887 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 327 transitions. [2022-12-14 20:07:09,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 20:07:09,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:09,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:09,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:09,963 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:10,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:10,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 216 states and 332 transitions. [2022-12-14 20:07:10,030 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 332 transitions. [2022-12-14 20:07:10,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-14 20:07:10,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:10,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:10,163 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:10,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:10,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 221 states and 340 transitions. [2022-12-14 20:07:10,414 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 340 transitions. [2022-12-14 20:07:10,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-12-14 20:07:10,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:10,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:10,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:10,461 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:10,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:10,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 226 states and 346 transitions. [2022-12-14 20:07:10,499 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 346 transitions. [2022-12-14 20:07:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-14 20:07:10,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:10,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:10,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:10,565 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:10,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:10,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 241 states and 367 transitions. [2022-12-14 20:07:10,963 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 367 transitions. [2022-12-14 20:07:10,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 20:07:10,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:10,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:11,006 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:07:11,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:11,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 259 states and 387 transitions. [2022-12-14 20:07:11,377 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 387 transitions. [2022-12-14 20:07:11,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 20:07:11,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:11,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:11,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:11,443 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:11,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:11,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 274 states and 404 transitions. [2022-12-14 20:07:11,741 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 404 transitions. [2022-12-14 20:07:11,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-12-14 20:07:11,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:11,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:11,815 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:11,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:11,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 278 states and 408 transitions. [2022-12-14 20:07:11,847 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 408 transitions. [2022-12-14 20:07:11,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-14 20:07:11,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:11,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:11,905 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 20:07:11,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:11,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 279 states and 409 transitions. [2022-12-14 20:07:11,976 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 409 transitions. [2022-12-14 20:07:11,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-14 20:07:11,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:11,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:11,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:12,041 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:07:12,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:12,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 280 states and 410 transitions. [2022-12-14 20:07:12,142 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 410 transitions. [2022-12-14 20:07:12,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-14 20:07:12,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:12,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:12,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:12,206 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:07:12,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:12,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 288 states and 420 transitions. [2022-12-14 20:07:12,405 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 420 transitions. [2022-12-14 20:07:12,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-14 20:07:12,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:12,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:12,438 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:12,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:12,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 303 states and 437 transitions. [2022-12-14 20:07:12,638 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 437 transitions. [2022-12-14 20:07:12,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-14 20:07:12,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:12,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:12,741 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:12,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:12,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 313 states and 449 transitions. [2022-12-14 20:07:12,862 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 449 transitions. [2022-12-14 20:07:12,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-12-14 20:07:12,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:12,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:12,951 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:13,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:13,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 315 states and 451 transitions. [2022-12-14 20:07:13,105 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 451 transitions. [2022-12-14 20:07:13,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-14 20:07:13,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:13,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:13,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:13,159 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:07:13,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:13,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 321 states and 458 transitions. [2022-12-14 20:07:13,277 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 458 transitions. [2022-12-14 20:07:13,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-14 20:07:13,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:13,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:13,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:13,312 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:07:13,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:13,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 325 states and 461 transitions. [2022-12-14 20:07:13,337 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 461 transitions. [2022-12-14 20:07:13,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-14 20:07:13,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:13,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:13,401 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:13,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 327 states and 464 transitions. [2022-12-14 20:07:13,434 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 464 transitions. [2022-12-14 20:07:13,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-12-14 20:07:13,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:13,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:13,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:13,518 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:13,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:13,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 341 states and 480 transitions. [2022-12-14 20:07:13,678 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 480 transitions. [2022-12-14 20:07:13,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-12-14 20:07:13,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:13,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:13,736 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:07:13,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:13,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 343 states and 483 transitions. [2022-12-14 20:07:13,819 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 483 transitions. [2022-12-14 20:07:13,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-14 20:07:13,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:13,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:13,956 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:14,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:14,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 346 states and 487 transitions. [2022-12-14 20:07:14,055 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 487 transitions. [2022-12-14 20:07:14,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-14 20:07:14,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:14,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:14,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:14,119 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:07:14,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:14,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 352 states and 492 transitions. [2022-12-14 20:07:14,228 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 492 transitions. [2022-12-14 20:07:14,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-12-14 20:07:14,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:14,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:14,350 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:14,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:14,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 422 states and 570 transitions. [2022-12-14 20:07:14,779 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 570 transitions. [2022-12-14 20:07:14,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-14 20:07:14,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:14,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:14,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:14,824 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:14,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:14,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 436 states and 587 transitions. [2022-12-14 20:07:14,890 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 587 transitions. [2022-12-14 20:07:14,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-14 20:07:14,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:14,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:14,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:14,925 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:14,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:14,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 447 states and 601 transitions. [2022-12-14 20:07:14,988 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 601 transitions. [2022-12-14 20:07:14,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-12-14 20:07:14,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:14,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:15,035 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:07:15,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:15,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 454 states and 608 transitions. [2022-12-14 20:07:15,075 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 608 transitions. [2022-12-14 20:07:15,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-12-14 20:07:15,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:15,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:15,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:15,112 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:07:15,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:15,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 456 states and 609 transitions. [2022-12-14 20:07:15,134 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 609 transitions. [2022-12-14 20:07:15,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-12-14 20:07:15,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:15,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:15,182 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:15,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:15,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 479 states and 634 transitions. [2022-12-14 20:07:15,360 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 634 transitions. [2022-12-14 20:07:15,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-12-14 20:07:15,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:15,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:15,398 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:15,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:15,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 493 states and 651 transitions. [2022-12-14 20:07:15,473 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 651 transitions. [2022-12-14 20:07:15,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-14 20:07:15,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:15,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:15,515 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:07:15,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:15,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 502 states and 660 transitions. [2022-12-14 20:07:15,665 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 660 transitions. [2022-12-14 20:07:15,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-14 20:07:15,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:15,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:15,749 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:15,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:15,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 510 states and 669 transitions. [2022-12-14 20:07:15,855 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 669 transitions. [2022-12-14 20:07:15,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-14 20:07:15,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:15,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:16,151 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:17,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:17,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 629 states and 815 transitions. [2022-12-14 20:07:17,754 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 815 transitions. [2022-12-14 20:07:17,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-14 20:07:17,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:17,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:17,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:17,908 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 49 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:18,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:18,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 675 states and 867 transitions. [2022-12-14 20:07:18,317 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 867 transitions. [2022-12-14 20:07:18,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-14 20:07:18,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:18,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:18,354 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:07:18,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:18,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 682 states and 873 transitions. [2022-12-14 20:07:18,443 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 873 transitions. [2022-12-14 20:07:18,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-14 20:07:18,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:18,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:18,515 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-12-14 20:07:18,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:18,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 683 states and 875 transitions. [2022-12-14 20:07:18,697 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 875 transitions. [2022-12-14 20:07:18,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-14 20:07:18,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:18,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:18,795 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:19,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:19,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 753 states and 954 transitions. [2022-12-14 20:07:19,342 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 954 transitions. [2022-12-14 20:07:19,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-12-14 20:07:19,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:19,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:19,388 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 20:07:19,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:19,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 767 states and 971 transitions. [2022-12-14 20:07:19,673 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 971 transitions. [2022-12-14 20:07:19,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-12-14 20:07:19,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:19,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:19,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:19,775 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:19,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:19,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 784 states and 989 transitions. [2022-12-14 20:07:19,940 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 989 transitions. [2022-12-14 20:07:19,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-12-14 20:07:19,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:19,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:20,007 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-12-14 20:07:20,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:20,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 885 states and 1096 transitions. [2022-12-14 20:07:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1096 transitions. [2022-12-14 20:07:20,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-12-14 20:07:20,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:20,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:20,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:21,018 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:21,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:21,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 908 states and 1119 transitions. [2022-12-14 20:07:21,150 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1119 transitions. [2022-12-14 20:07:21,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-14 20:07:21,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:21,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:21,212 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-12-14 20:07:21,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:21,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 909 states and 1119 transitions. [2022-12-14 20:07:21,253 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1119 transitions. [2022-12-14 20:07:21,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-12-14 20:07:21,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:21,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:21,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:21,390 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:21,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:21,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 929 states and 1140 transitions. [2022-12-14 20:07:21,738 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1140 transitions. [2022-12-14 20:07:21,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-14 20:07:21,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:21,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:21,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:21,788 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-14 20:07:21,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:21,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 934 states and 1147 transitions. [2022-12-14 20:07:21,943 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1147 transitions. [2022-12-14 20:07:21,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-12-14 20:07:21,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:21,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:21,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:22,048 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 20:07:22,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:22,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 936 states and 1150 transitions. [2022-12-14 20:07:22,123 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1150 transitions. [2022-12-14 20:07:22,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-12-14 20:07:22,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:22,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:22,259 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 20:07:22,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:22,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 939 states and 1152 transitions. [2022-12-14 20:07:22,406 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1152 transitions. [2022-12-14 20:07:22,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-12-14 20:07:22,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:22,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:22,499 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 20:07:22,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:22,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 948 states and 1161 transitions. [2022-12-14 20:07:22,760 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1161 transitions. [2022-12-14 20:07:22,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-12-14 20:07:22,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:22,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:22,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:22,860 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 20:07:23,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:23,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 949 states and 1161 transitions. [2022-12-14 20:07:23,006 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1161 transitions. [2022-12-14 20:07:23,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-12-14 20:07:23,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:23,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:23,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:23,104 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 20:07:23,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:23,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 952 states and 1163 transitions. [2022-12-14 20:07:23,294 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1163 transitions. [2022-12-14 20:07:23,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-12-14 20:07:23,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:23,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:23,385 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 20:07:23,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:23,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 956 states and 1168 transitions. [2022-12-14 20:07:23,509 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1168 transitions. [2022-12-14 20:07:23,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-12-14 20:07:23,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:23,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:23,847 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:25,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:25,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 1001 states and 1235 transitions. [2022-12-14 20:07:25,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1235 transitions. [2022-12-14 20:07:25,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-12-14 20:07:25,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:25,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:25,398 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:26,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:26,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1027 states and 1268 transitions. [2022-12-14 20:07:26,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1268 transitions. [2022-12-14 20:07:26,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-12-14 20:07:26,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:26,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:26,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:26,419 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:27,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:27,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1047 states and 1290 transitions. [2022-12-14 20:07:27,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1290 transitions. [2022-12-14 20:07:27,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-12-14 20:07:27,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:27,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:27,595 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:27,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:27,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1051 states and 1294 transitions. [2022-12-14 20:07:27,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1294 transitions. [2022-12-14 20:07:27,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-12-14 20:07:27,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:27,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:27,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:28,065 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:28,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:28,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1052 states and 1294 transitions. [2022-12-14 20:07:28,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1294 transitions. [2022-12-14 20:07:28,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-12-14 20:07:28,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:28,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:28,489 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:28,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:28,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1055 states and 1296 transitions. [2022-12-14 20:07:28,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1296 transitions. [2022-12-14 20:07:28,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-12-14 20:07:28,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:28,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:28,948 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:29,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:29,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1057 states and 1297 transitions. [2022-12-14 20:07:29,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1297 transitions. [2022-12-14 20:07:29,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-12-14 20:07:29,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:29,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:29,414 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:07:29,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:29,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 1062 states and 1302 transitions. [2022-12-14 20:07:29,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1302 transitions. [2022-12-14 20:07:29,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-12-14 20:07:29,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:29,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:29,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:29,746 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-14 20:07:30,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:30,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1117 states and 1358 transitions. [2022-12-14 20:07:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1358 transitions. [2022-12-14 20:07:30,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-12-14 20:07:30,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:30,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:30,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:30,206 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-12-14 20:07:30,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:30,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1118 states and 1358 transitions. [2022-12-14 20:07:30,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1358 transitions. [2022-12-14 20:07:30,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-12-14 20:07:30,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:30,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:30,328 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-12-14 20:07:30,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:30,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1120 states and 1362 transitions. [2022-12-14 20:07:30,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1362 transitions. [2022-12-14 20:07:30,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-12-14 20:07:30,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:30,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:30,566 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-12-14 20:07:30,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:30,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1125 states and 1367 transitions. [2022-12-14 20:07:30,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1367 transitions. [2022-12-14 20:07:30,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-12-14 20:07:30,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:30,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:30,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:30,997 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 3 proven. 167 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:07:31,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:31,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1195 states and 1440 transitions. [2022-12-14 20:07:31,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1440 transitions. [2022-12-14 20:07:31,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-12-14 20:07:31,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:31,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:31,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:07:31,659 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-12-14 20:07:31,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:31,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1123 states and 1359 transitions. [2022-12-14 20:07:31,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1359 transitions. [2022-12-14 20:07:31,699 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 20:07:31,699 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 72 iterations. [2022-12-14 20:07:31,705 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-12-14 20:07:35,672 INFO L560 CodeCheckObserver]: Invariant with dag size 25 [2022-12-14 20:07:35,681 INFO L560 CodeCheckObserver]: Invariant with dag size 25 [2022-12-14 20:07:35,681 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:07:35,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:07:35 ImpRootNode [2022-12-14 20:07:35,682 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:07:35,682 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:07:35,682 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:07:35,682 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:07:35,683 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:06" (3/4) ... [2022-12-14 20:07:35,685 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 20:07:35,695 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2022-12-14 20:07:35,696 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-12-14 20:07:35,696 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-14 20:07:35,697 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 20:07:35,783 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63185b4a-dd71-4738-9421-01c97b880dc9/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:07:35,783 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:07:35,784 INFO L158 Benchmark]: Toolchain (without parser) took 30493.67ms. Allocated memory was 130.0MB in the beginning and 587.2MB in the end (delta: 457.2MB). Free memory was 93.1MB in the beginning and 280.3MB in the end (delta: -187.2MB). Peak memory consumption was 271.1MB. Max. memory is 16.1GB. [2022-12-14 20:07:35,784 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 130.0MB. Free memory was 98.8MB in the beginning and 98.8MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:07:35,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.00ms. Allocated memory is still 130.0MB. Free memory was 93.1MB in the beginning and 66.0MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 20:07:35,784 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.99ms. Allocated memory is still 130.0MB. Free memory was 66.0MB in the beginning and 60.2MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 20:07:35,785 INFO L158 Benchmark]: Boogie Preprocessor took 36.33ms. Allocated memory is still 130.0MB. Free memory was 60.2MB in the beginning and 55.4MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:07:35,785 INFO L158 Benchmark]: RCFGBuilder took 1020.57ms. Allocated memory was 130.0MB in the beginning and 159.4MB in the end (delta: 29.4MB). Free memory was 55.4MB in the beginning and 81.9MB in the end (delta: -26.5MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2022-12-14 20:07:35,785 INFO L158 Benchmark]: CodeCheck took 28954.53ms. Allocated memory was 159.4MB in the beginning and 587.2MB in the end (delta: 427.8MB). Free memory was 80.8MB in the beginning and 291.8MB in the end (delta: -211.0MB). Peak memory consumption was 323.1MB. Max. memory is 16.1GB. [2022-12-14 20:07:35,785 INFO L158 Benchmark]: Witness Printer took 101.10ms. Allocated memory is still 587.2MB. Free memory was 291.8MB in the beginning and 280.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 20:07:35,787 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 25.0s, OverallIterations: 72, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 79513 SdHoareTripleChecker+Valid, 161.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 77270 mSDsluCounter, 14724 SdHoareTripleChecker+Invalid, 138.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12389 mSDsCounter, 35970 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 186807 IncrementalHoareTripleChecker+Invalid, 222777 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 35970 mSolverCounterUnsat, 2335 mSDtfsCounter, 186807 mSolverCounterSat, 1.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 64610 GetRequests, 62488 SyntacticMatches, 1742 SemanticMatches, 380 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85825 ImplicationChecksByTransitivity, 11.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 9013 NumberOfCodeBlocks, 9013 NumberOfCodeBlocksAsserted, 71 NumberOfCheckSat, 8942 ConstructedInterpolants, 0 QuantifiedInterpolants, 36785 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 71 InterpolantComputations, 56 PerfectInterpolantSequences, 4469/5023 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 573]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: (((((((a12 == 8 && 5 == a16) && a21 == 1) && a20 == a7) && a17 == a7) || a16 == 6) || a17 == 1) || !(a8 == 13)) || a16 == 4 - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: (((((((a12 == 8 && 5 == a16) && a21 == 1) && a20 == a7) && a17 == a7) || a16 == 6) || a17 == 1) || !(a8 == 13)) || a16 == 4 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 130.0MB. Free memory was 98.8MB in the beginning and 98.8MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.00ms. Allocated memory is still 130.0MB. Free memory was 93.1MB in the beginning and 66.0MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.99ms. Allocated memory is still 130.0MB. Free memory was 66.0MB in the beginning and 60.2MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.33ms. Allocated memory is still 130.0MB. Free memory was 60.2MB in the beginning and 55.4MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1020.57ms. Allocated memory was 130.0MB in the beginning and 159.4MB in the end (delta: 29.4MB). Free memory was 55.4MB in the beginning and 81.9MB in the end (delta: -26.5MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * CodeCheck took 28954.53ms. Allocated memory was 159.4MB in the beginning and 587.2MB in the end (delta: 427.8MB). Free memory was 80.8MB in the beginning and 291.8MB in the end (delta: -211.0MB). Peak memory consumption was 323.1MB. Max. memory is 16.1GB. * Witness Printer took 101.10ms. Allocated memory is still 587.2MB. Free memory was 291.8MB in the beginning and 280.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 20:07:35,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63185b4a-dd71-4738-9421-01c97b880dc9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE