./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI --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 250149b8db46a8cfd93cca5c9e51a3336d18e5ed9ae8a2faf72fd582a53985cf ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:26:20,486 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:26:20,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:26:20,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:26:20,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:26:20,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:26:20,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:26:20,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:26:20,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:26:20,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:26:20,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:26:20,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:26:20,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:26:20,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:26:20,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:26:20,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:26:20,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:26:20,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:26:20,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:26:20,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:26:20,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:26:20,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:26:20,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:26:20,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:26:20,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:26:20,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:26:20,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:26:20,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:26:20,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:26:20,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:26:20,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:26:20,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:26:20,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:26:20,676 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:26:20,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:26:20,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:26:20,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:26:20,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:26:20,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:26:20,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:26:20,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:26:20,684 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:26:20,740 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:26:20,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:26:20,742 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:26:20,743 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:26:20,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:26:20,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:26:20,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:26:20,745 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:26:20,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:26:20,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:26:20,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:26:20,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:26:20,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:26:20,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:26:20,749 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:26:20,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:26:20,749 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:26:20,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:26:20,750 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:26:20,750 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:26:20,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:26:20,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:26:20,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:26:20,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:26:20,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:26:20,752 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:26:20,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:26:20,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:26:20,753 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_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 250149b8db46a8cfd93cca5c9e51a3336d18e5ed9ae8a2faf72fd582a53985cf [2021-10-29 03:26:21,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:26:21,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:26:21,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:26:21,276 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:26:21,277 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:26:21,279 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/eca-rers2012/Problem01_label14.c [2021-10-29 03:26:21,378 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/data/cfd37712a/183daa977fb5483fa90ac6057e47cf54/FLAG9aa1acccf [2021-10-29 03:26:22,265 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:26:22,266 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/sv-benchmarks/c/eca-rers2012/Problem01_label14.c [2021-10-29 03:26:22,281 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/data/cfd37712a/183daa977fb5483fa90ac6057e47cf54/FLAG9aa1acccf [2021-10-29 03:26:22,435 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/data/cfd37712a/183daa977fb5483fa90ac6057e47cf54 [2021-10-29 03:26:22,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:26:22,443 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:26:22,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:26:22,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:26:22,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:26:22,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:26:22" (1/1) ... [2021-10-29 03:26:22,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2101ab39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:22, skipping insertion in model container [2021-10-29 03:26:22,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:26:22" (1/1) ... [2021-10-29 03:26:22,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:26:22,532 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:26:23,008 WARN L228 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_ac4449aa-d38d-4f6a-924c-d6353bd86483/sv-benchmarks/c/eca-rers2012/Problem01_label14.c[21834,21847] [2021-10-29 03:26:23,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:26:23,066 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:26:23,231 WARN L228 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_ac4449aa-d38d-4f6a-924c-d6353bd86483/sv-benchmarks/c/eca-rers2012/Problem01_label14.c[21834,21847] [2021-10-29 03:26:23,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:26:23,261 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:26:23,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:23 WrapperNode [2021-10-29 03:26:23,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:26:23,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:26:23,264 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:26:23,266 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:26:23,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:23" (1/1) ... [2021-10-29 03:26:23,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:23" (1/1) ... [2021-10-29 03:26:23,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:26:23,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:26:23,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:26:23,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:26:23,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:23" (1/1) ... [2021-10-29 03:26:23,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:23" (1/1) ... [2021-10-29 03:26:23,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:23" (1/1) ... [2021-10-29 03:26:23,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:23" (1/1) ... [2021-10-29 03:26:23,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:23" (1/1) ... [2021-10-29 03:26:23,490 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:23" (1/1) ... [2021-10-29 03:26:23,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:23" (1/1) ... [2021-10-29 03:26:23,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:26:23,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:26:23,527 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:26:23,528 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:26:23,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:26:23" (1/1) ... [2021-10-29 03:26:23,547 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:26:23,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:26:23,583 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:26:23,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:26:23,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:26:23,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:26:23,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:26:23,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:26:26,004 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:26:26,005 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 03:26:26,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:26:26 BoogieIcfgContainer [2021-10-29 03:26:26,032 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:26:26,033 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:26:26,034 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:26:26,071 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:26:26,072 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:26:26" (1/1) ... [2021-10-29 03:26:26,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:26:26,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:26,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-10-29 03:26:26,178 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-10-29 03:26:26,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-29 03:26:26,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:26,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:26,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:27,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:27,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 145 states and 220 transitions. [2021-10-29 03:26:27,620 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 220 transitions. [2021-10-29 03:26:27,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:26:27,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:27,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:27,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:27,911 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:28,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:28,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 214 states and 297 transitions. [2021-10-29 03:26:28,920 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 297 transitions. [2021-10-29 03:26:28,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-10-29 03:26:28,926 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:28,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:28,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:29,142 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:30,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:30,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 283 states and 367 transitions. [2021-10-29 03:26:30,068 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 367 transitions. [2021-10-29 03:26:30,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-29 03:26:30,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:30,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:30,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:30,195 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:26:30,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:30,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 294 states and 380 transitions. [2021-10-29 03:26:30,691 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 380 transitions. [2021-10-29 03:26:30,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-10-29 03:26:30,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:30,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:30,768 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:26:31,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:31,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 303 states and 391 transitions. [2021-10-29 03:26:31,198 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 391 transitions. [2021-10-29 03:26:31,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-29 03:26:31,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:31,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:31,304 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:26:31,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:31,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 305 states and 394 transitions. [2021-10-29 03:26:31,593 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 394 transitions. [2021-10-29 03:26:31,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-29 03:26:31,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:31,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:31,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:31,722 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:26:32,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:32,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 316 states and 408 transitions. [2021-10-29 03:26:32,019 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 408 transitions. [2021-10-29 03:26:32,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-29 03:26:32,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:32,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:32,083 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:26:32,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:32,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 335 states and 429 transitions. [2021-10-29 03:26:32,497 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 429 transitions. [2021-10-29 03:26:32,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-10-29 03:26:32,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:32,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:32,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:32,595 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-29 03:26:33,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:33,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 350 states and 446 transitions. [2021-10-29 03:26:33,342 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 446 transitions. [2021-10-29 03:26:33,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-10-29 03:26:33,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:33,345 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:33,516 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:26:33,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:33,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 361 states and 459 transitions. [2021-10-29 03:26:33,898 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 459 transitions. [2021-10-29 03:26:33,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-10-29 03:26:33,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:33,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:34,048 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:26:34,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:34,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 372 states and 473 transitions. [2021-10-29 03:26:34,426 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 473 transitions. [2021-10-29 03:26:34,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-10-29 03:26:34,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:34,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:34,609 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:35,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:35,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 420 states and 527 transitions. [2021-10-29 03:26:35,761 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 527 transitions. [2021-10-29 03:26:35,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-29 03:26:35,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:35,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:35,861 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:26:36,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:36,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 439 states and 546 transitions. [2021-10-29 03:26:36,447 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 546 transitions. [2021-10-29 03:26:36,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-10-29 03:26:36,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:36,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:36,558 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 03:26:37,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:37,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 456 states and 564 transitions. [2021-10-29 03:26:37,165 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 564 transitions. [2021-10-29 03:26:37,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-10-29 03:26:37,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:37,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:37,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:37,339 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:38,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:38,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 475 states and 586 transitions. [2021-10-29 03:26:38,029 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 586 transitions. [2021-10-29 03:26:38,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-10-29 03:26:38,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:38,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:38,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:38,137 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:38,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:38,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 477 states and 587 transitions. [2021-10-29 03:26:38,388 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 587 transitions. [2021-10-29 03:26:38,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-10-29 03:26:38,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:38,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:38,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:38,503 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 03:26:39,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:39,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 492 states and 604 transitions. [2021-10-29 03:26:39,118 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 604 transitions. [2021-10-29 03:26:39,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-10-29 03:26:39,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:39,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:39,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:39,282 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:26:39,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:39,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 493 states and 604 transitions. [2021-10-29 03:26:39,403 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 604 transitions. [2021-10-29 03:26:39,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-10-29 03:26:39,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:39,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:39,509 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:26:40,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:40,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 532 states and 647 transitions. [2021-10-29 03:26:40,722 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 647 transitions. [2021-10-29 03:26:40,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-29 03:26:40,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:40,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:40,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:40,935 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:43,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:43,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 608 states and 736 transitions. [2021-10-29 03:26:43,710 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 736 transitions. [2021-10-29 03:26:43,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-10-29 03:26:43,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:43,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:43,988 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 80 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:44,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:44,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 617 states and 750 transitions. [2021-10-29 03:26:44,658 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 750 transitions. [2021-10-29 03:26:44,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-10-29 03:26:44,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:44,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:44,743 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-10-29 03:26:45,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:45,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 619 states and 751 transitions. [2021-10-29 03:26:45,023 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 751 transitions. [2021-10-29 03:26:45,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-10-29 03:26:45,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:45,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:45,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:45,104 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-29 03:26:45,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:45,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 621 states and 752 transitions. [2021-10-29 03:26:45,390 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 752 transitions. [2021-10-29 03:26:45,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-10-29 03:26:45,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:45,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:45,466 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-29 03:26:46,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:46,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 646 states and 776 transitions. [2021-10-29 03:26:46,045 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 776 transitions. [2021-10-29 03:26:46,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 03:26:46,047 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:46,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:46,231 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 03:26:47,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:47,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 665 states and 795 transitions. [2021-10-29 03:26:47,200 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 795 transitions. [2021-10-29 03:26:47,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-10-29 03:26:47,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:47,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:47,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:47,354 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 03:26:48,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:48,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 732 states and 869 transitions. [2021-10-29 03:26:48,813 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 869 transitions. [2021-10-29 03:26:48,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-10-29 03:26:48,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:48,818 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:48,901 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 03:26:49,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:49,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 734 states and 870 transitions. [2021-10-29 03:26:49,097 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 870 transitions. [2021-10-29 03:26:49,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-10-29 03:26:49,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:49,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:49,508 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 159 proven. 35 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 03:26:51,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:51,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 813 states and 961 transitions. [2021-10-29 03:26:51,531 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 961 transitions. [2021-10-29 03:26:51,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-29 03:26:51,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:51,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:52,016 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 124 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:55,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:55,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 896 states and 1060 transitions. [2021-10-29 03:26:55,271 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1060 transitions. [2021-10-29 03:26:55,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-29 03:26:55,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:55,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:55,423 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 124 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:26:55,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:55,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 911 states and 1076 transitions. [2021-10-29 03:26:55,915 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1076 transitions. [2021-10-29 03:26:55,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-29 03:26:55,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:55,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:56,048 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:26:56,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:56,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 936 states and 1104 transitions. [2021-10-29 03:26:56,682 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1104 transitions. [2021-10-29 03:26:56,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-10-29 03:26:56,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:56,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:56,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:56,894 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-29 03:26:59,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:26:59,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1006 states and 1176 transitions. [2021-10-29 03:26:59,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1176 transitions. [2021-10-29 03:26:59,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-29 03:26:59,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:26:59,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:26:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:26:59,404 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-10-29 03:27:00,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:00,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1052 states and 1228 transitions. [2021-10-29 03:27:00,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1228 transitions. [2021-10-29 03:27:00,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-29 03:27:00,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:00,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:00,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:00,625 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-10-29 03:27:01,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:01,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 1069 states and 1246 transitions. [2021-10-29 03:27:01,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1246 transitions. [2021-10-29 03:27:01,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-29 03:27:01,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:01,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:01,271 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-10-29 03:27:01,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:01,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1084 states and 1261 transitions. [2021-10-29 03:27:01,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1261 transitions. [2021-10-29 03:27:01,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-10-29 03:27:01,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:01,717 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:01,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:02,062 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 197 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:03,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:03,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1143 states and 1328 transitions. [2021-10-29 03:27:03,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1328 transitions. [2021-10-29 03:27:03,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-10-29 03:27:03,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:03,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:03,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:03,272 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 197 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:04,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:04,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1160 states and 1346 transitions. [2021-10-29 03:27:04,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1346 transitions. [2021-10-29 03:27:04,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 03:27:04,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:04,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:04,539 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 204 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:05,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:05,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1174 states and 1364 transitions. [2021-10-29 03:27:05,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1364 transitions. [2021-10-29 03:27:05,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 03:27:05,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:05,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:05,516 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 204 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:06,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:06,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1193 states and 1383 transitions. [2021-10-29 03:27:06,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1383 transitions. [2021-10-29 03:27:06,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-10-29 03:27:06,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:06,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:06,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:06,843 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:08,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:08,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1235 states and 1428 transitions. [2021-10-29 03:27:08,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1428 transitions. [2021-10-29 03:27:08,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-10-29 03:27:08,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:08,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:08,454 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:09,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:09,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1252 states and 1446 transitions. [2021-10-29 03:27:09,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1446 transitions. [2021-10-29 03:27:09,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-10-29 03:27:09,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:09,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:09,859 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 175 proven. 83 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:27:13,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:13,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1404 states and 1618 transitions. [2021-10-29 03:27:13,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1618 transitions. [2021-10-29 03:27:13,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-10-29 03:27:13,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:13,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:13,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:13,780 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-10-29 03:27:14,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:14,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1421 states and 1635 transitions. [2021-10-29 03:27:14,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1635 transitions. [2021-10-29 03:27:14,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-10-29 03:27:14,715 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:14,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:14,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:14,824 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-10-29 03:27:16,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:16,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 1438 states and 1651 transitions. [2021-10-29 03:27:16,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 1651 transitions. [2021-10-29 03:27:16,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-10-29 03:27:16,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:16,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:16,341 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 143 proven. 86 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:27:18,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:18,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1533 states and 1756 transitions. [2021-10-29 03:27:18,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1756 transitions. [2021-10-29 03:27:18,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-10-29 03:27:18,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:18,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:19,411 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 185 proven. 88 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:27:20,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:20,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1607 states and 1832 transitions. [2021-10-29 03:27:20,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 1832 transitions. [2021-10-29 03:27:20,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 03:27:20,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:20,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:21,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:21,239 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-29 03:27:22,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:22,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1648 states and 1880 transitions. [2021-10-29 03:27:22,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 1880 transitions. [2021-10-29 03:27:22,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-29 03:27:22,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:22,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:22,945 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:27:26,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:26,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1719 states and 1965 transitions. [2021-10-29 03:27:26,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 1965 transitions. [2021-10-29 03:27:26,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-29 03:27:26,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:26,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:26,583 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:27:27,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:27,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 1736 states and 1985 transitions. [2021-10-29 03:27:27,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 1985 transitions. [2021-10-29 03:27:27,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-29 03:27:27,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:27,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:27,930 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:27:28,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:28,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1751 states and 1999 transitions. [2021-10-29 03:27:28,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 1999 transitions. [2021-10-29 03:27:28,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-10-29 03:27:28,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:28,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:29,149 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 182 proven. 101 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:27:29,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:29,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1760 states and 2008 transitions. [2021-10-29 03:27:29,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 2008 transitions. [2021-10-29 03:27:29,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 03:27:29,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:29,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:30,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:30,421 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 253 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:27:32,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:32,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1853 states and 2108 transitions. [2021-10-29 03:27:32,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2108 transitions. [2021-10-29 03:27:32,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 03:27:32,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:32,870 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:32,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:32,995 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-10-29 03:27:34,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:34,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1906 states and 2163 transitions. [2021-10-29 03:27:34,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 2163 transitions. [2021-10-29 03:27:34,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 03:27:34,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:34,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:35,015 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-10-29 03:27:35,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:35,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1908 states and 2164 transitions. [2021-10-29 03:27:35,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2164 transitions. [2021-10-29 03:27:35,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 03:27:35,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:35,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:35,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:35,364 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-10-29 03:27:35,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:35,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1910 states and 2166 transitions. [2021-10-29 03:27:35,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 2166 transitions. [2021-10-29 03:27:35,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 03:27:35,883 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:35,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:36,003 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-10-29 03:27:36,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:36,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1919 states and 2175 transitions. [2021-10-29 03:27:36,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2175 transitions. [2021-10-29 03:27:36,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-10-29 03:27:36,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:36,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:36,740 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 189 proven. 108 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:27:37,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:37,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1926 states and 2182 transitions. [2021-10-29 03:27:37,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2182 transitions. [2021-10-29 03:27:37,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-10-29 03:27:37,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:37,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:37,297 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 191 proven. 146 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:27:40,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:40,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1965 states and 2226 transitions. [2021-10-29 03:27:40,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 2226 transitions. [2021-10-29 03:27:40,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-10-29 03:27:40,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:40,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:40,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:40,594 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 191 proven. 146 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:27:42,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:42,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1980 states and 2242 transitions. [2021-10-29 03:27:42,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 2242 transitions. [2021-10-29 03:27:42,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-10-29 03:27:42,117 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:42,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:42,320 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 192 proven. 111 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:27:42,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:42,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1983 states and 2246 transitions. [2021-10-29 03:27:42,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2246 transitions. [2021-10-29 03:27:42,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-10-29 03:27:42,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:42,571 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:42,856 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 182 proven. 103 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-10-29 03:27:45,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:45,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 2091 states and 2360 transitions. [2021-10-29 03:27:45,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 2360 transitions. [2021-10-29 03:27:45,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-10-29 03:27:45,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:45,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:45,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:46,281 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 342 proven. 110 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:27:48,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:48,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 2152 states and 2429 transitions. [2021-10-29 03:27:48,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2429 transitions. [2021-10-29 03:27:48,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-10-29 03:27:48,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:48,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:49,056 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 342 proven. 110 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:27:49,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:49,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 2157 states and 2435 transitions. [2021-10-29 03:27:49,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2435 transitions. [2021-10-29 03:27:49,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-10-29 03:27:49,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:49,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:49,659 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-10-29 03:27:49,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:49,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 2158 states and 2435 transitions. [2021-10-29 03:27:49,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 2435 transitions. [2021-10-29 03:27:49,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-10-29 03:27:49,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:27:49,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:27:49,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:27:50,153 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 334 proven. 153 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:27:53,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:27:53,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2484 states to 2210 states and 2484 transitions. [2021-10-29 03:27:53,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2484 transitions. [2021-10-29 03:27:53,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:27:53,312 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 66 iterations. [2021-10-29 03:27:53,319 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:28:08,815 INFO L565 CodeCheckObserver]: Invariant with dag size 33 [2021-10-29 03:28:08,842 INFO L565 CodeCheckObserver]: Invariant with dag size 32 [2021-10-29 03:28:08,855 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:28:08,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:28:08 ImpRootNode [2021-10-29 03:28:08,856 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:28:08,857 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:28:08,857 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:28:08,857 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:28:08,858 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:26:26" (3/4) ... [2021-10-29 03:28:08,862 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:28:08,907 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 107 nodes and edges [2021-10-29 03:28:08,921 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 03:28:08,923 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-29 03:28:08,925 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:28:09,125 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:28:09,125 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:28:09,128 INFO L168 Benchmark]: Toolchain (without parser) took 106683.42 ms. Allocated memory was 90.2 MB in the beginning and 903.9 MB in the end (delta: 813.7 MB). Free memory was 49.1 MB in the beginning and 783.7 MB in the end (delta: -734.6 MB). Peak memory consumption was 80.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:28:09,128 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 90.2 MB. Free memory is still 67.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:28:09,129 INFO L168 Benchmark]: CACSL2BoogieTranslator took 816.19 ms. Allocated memory was 90.2 MB in the beginning and 125.8 MB in the end (delta: 35.7 MB). Free memory was 48.9 MB in the beginning and 83.8 MB in the end (delta: -34.9 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:28:09,130 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.71 ms. Allocated memory is still 125.8 MB. Free memory was 83.8 MB in the beginning and 77.9 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:28:09,131 INFO L168 Benchmark]: Boogie Preprocessor took 128.47 ms. Allocated memory is still 125.8 MB. Free memory was 77.9 MB in the beginning and 73.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:28:09,131 INFO L168 Benchmark]: RCFGBuilder took 2505.41 ms. Allocated memory was 125.8 MB in the beginning and 172.0 MB in the end (delta: 46.1 MB). Free memory was 73.8 MB in the beginning and 138.1 MB in the end (delta: -64.4 MB). Peak memory consumption was 59.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:28:09,132 INFO L168 Benchmark]: CodeCheck took 102822.98 ms. Allocated memory was 172.0 MB in the beginning and 903.9 MB in the end (delta: 731.9 MB). Free memory was 138.1 MB in the beginning and 798.4 MB in the end (delta: -660.3 MB). Peak memory consumption was 568.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:28:09,132 INFO L168 Benchmark]: Witness Printer took 268.69 ms. Allocated memory is still 903.9 MB. Free memory was 798.4 MB in the beginning and 783.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:28:09,135 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: 87.1s, OverallIterations: 66, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 846284936 SDtfs, -985458970 SDslu, 802665298 SDs, 0 SdLazy, 2033186466 SolverSat, 1528292882 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 379.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 83226 GetRequests, 78561 SyntacticMatches, 4091 SemanticMatches, 574 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241467 ImplicationChecksByTransitivity, 59.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.7s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 10.8s InterpolantComputationTime, 12160 NumberOfCodeBlocks, 12160 NumberOfCodeBlocksAsserted, 65 NumberOfCheckSat, 12095 ConstructedInterpolants, 0 QuantifiedInterpolants, 79691 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 65 InterpolantComputations, 42 PerfectInterpolantSequences, 11502/13278 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: 579]: 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: 593]: Loop Invariant Derived loop invariant: (((((a8 <= 13 || (((((a12 == 8 && 5 == a16) && a21 == 1) && a17 == 1) && a20 == 1) && a8 == 15)) || !(a7 == 1)) || (((((!(a20 == 1) && a12 == 8) && !(a17 == 1)) && a21 == 1) && a8 == 15) && a16 == 4)) || (((((!(a20 == 1) && a12 == 8) && 14 == a8) && !(a17 == 1)) && a21 == 1) && a16 == 4)) || ((((a12 == 8 && 14 == a8) && 5 == a16) && !(a17 == 1)) && a21 == 1)) || (((((!(a20 == 1) && a12 == 8) && 5 == a16) && !(a17 == 1)) && a21 == 1) && a8 == 15) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((((a8 <= 13 || !(a7 == 1)) || (((((!(a20 == 1) && a12 == 8) && !(a17 == 1)) && a21 == 1) && a8 == 15) && a16 == 4)) || (((((!(a20 == 1) && a12 == 8) && 14 == a8) && !(a17 == 1)) && a21 == 1) && a16 == 4)) || ((((a12 == 8 && 14 == a8) && 5 == a16) && !(a17 == 1)) && a21 == 1)) || (((((!(a20 == 1) && a12 == 8) && 5 == a16) && !(a17 == 1)) && a21 == 1) && a8 == 15) - 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 0.37 ms. Allocated memory is still 90.2 MB. Free memory is still 67.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 816.19 ms. Allocated memory was 90.2 MB in the beginning and 125.8 MB in the end (delta: 35.7 MB). Free memory was 48.9 MB in the beginning and 83.8 MB in the end (delta: -34.9 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 127.71 ms. Allocated memory is still 125.8 MB. Free memory was 83.8 MB in the beginning and 77.9 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 128.47 ms. Allocated memory is still 125.8 MB. Free memory was 77.9 MB in the beginning and 73.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2505.41 ms. Allocated memory was 125.8 MB in the beginning and 172.0 MB in the end (delta: 46.1 MB). Free memory was 73.8 MB in the beginning and 138.1 MB in the end (delta: -64.4 MB). Peak memory consumption was 59.9 MB. Max. memory is 16.1 GB. * CodeCheck took 102822.98 ms. Allocated memory was 172.0 MB in the beginning and 903.9 MB in the end (delta: 731.9 MB). Free memory was 138.1 MB in the beginning and 798.4 MB in the end (delta: -660.3 MB). Peak memory consumption was 568.7 MB. Max. memory is 16.1 GB. * Witness Printer took 268.69 ms. Allocated memory is still 903.9 MB. Free memory was 798.4 MB in the beginning and 783.7 MB in the end (delta: 14.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:28:09,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4449aa-d38d-4f6a-924c-d6353bd86483/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...