./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/avg20-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/avg20-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ --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 61bc8e70ac867c6ac52806e5ae8f7e7cefd73775be941aab831dd9bf86f7dc88 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:11:46,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:11:46,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:11:46,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:11:46,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:11:46,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:11:46,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:11:46,612 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:11:46,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:11:46,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:11:46,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:11:46,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:11:46,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:11:46,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:11:46,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:11:46,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:11:46,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:11:46,625 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:11:46,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:11:46,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:11:46,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:11:46,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:11:46,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:11:46,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:11:46,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:11:46,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:11:46,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:11:46,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:11:46,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:11:46,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:11:46,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:11:46,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:11:46,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:11:46,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:11:46,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:11:46,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:11:46,650 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:11:46,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:11:46,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:11:46,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:11:46,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:11:46,653 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:11:46,677 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:11:46,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:11:46,678 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:11:46,679 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:11:46,679 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:11:46,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:11:46,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:11:46,680 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:11:46,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:11:46,680 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:11:46,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:11:46,681 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:11:46,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:11:46,681 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:11:46,681 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:11:46,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:11:46,682 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:11:46,682 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:11:46,682 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:11:46,682 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:11:46,682 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:11:46,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:11:46,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:11:46,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:11:46,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:11:46,683 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:11:46,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:11:46,684 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:11:46,684 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_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61bc8e70ac867c6ac52806e5ae8f7e7cefd73775be941aab831dd9bf86f7dc88 [2021-11-22 23:11:46,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:11:46,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:11:46,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:11:46,969 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:11:46,970 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:11:46,973 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/reducercommutativity/avg20-2.i [2021-11-22 23:11:47,051 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ/data/79f07f380/5f92eca86c094eb9bef3a23b6b998895/FLAGe3f6343a0 [2021-11-22 23:11:47,510 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:11:47,511 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/sv-benchmarks/c/reducercommutativity/avg20-2.i [2021-11-22 23:11:47,527 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ/data/79f07f380/5f92eca86c094eb9bef3a23b6b998895/FLAGe3f6343a0 [2021-11-22 23:11:47,898 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ/data/79f07f380/5f92eca86c094eb9bef3a23b6b998895 [2021-11-22 23:11:47,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:11:47,902 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:11:47,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:11:47,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:11:47,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:11:47,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:11:47" (1/1) ... [2021-11-22 23:11:47,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@246a1204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:47, skipping insertion in model container [2021-11-22 23:11:47,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:11:47" (1/1) ... [2021-11-22 23:11:47,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:11:47,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:11:48,124 WARN L230 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_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/sv-benchmarks/c/reducercommutativity/avg20-2.i[1282,1295] [2021-11-22 23:11:48,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:11:48,135 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:11:48,156 WARN L230 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_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/sv-benchmarks/c/reducercommutativity/avg20-2.i[1282,1295] [2021-11-22 23:11:48,157 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:11:48,169 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:11:48,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:48 WrapperNode [2021-11-22 23:11:48,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:11:48,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:11:48,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:11:48,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:11:48,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:48" (1/1) ... [2021-11-22 23:11:48,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:48" (1/1) ... [2021-11-22 23:11:48,206 INFO L137 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2021-11-22 23:11:48,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:11:48,207 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:11:48,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:11:48,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:11:48,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:48" (1/1) ... [2021-11-22 23:11:48,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:48" (1/1) ... [2021-11-22 23:11:48,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:48" (1/1) ... [2021-11-22 23:11:48,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:48" (1/1) ... [2021-11-22 23:11:48,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:48" (1/1) ... [2021-11-22 23:11:48,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:48" (1/1) ... [2021-11-22 23:11:48,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:48" (1/1) ... [2021-11-22 23:11:48,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:11:48,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:11:48,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:11:48,235 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:11:48,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:48" (1/1) ... [2021-11-22 23:11:48,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:11:48,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:11:48,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:11:48,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ba0ff20-f56c-450c-8afd-7e6ed465a23d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:11:48,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:11:48,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:11:48,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:11:48,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:11:48,319 INFO L130 BoogieDeclarations]: Found specification of procedure avg [2021-11-22 23:11:48,319 INFO L138 BoogieDeclarations]: Found implementation of procedure avg [2021-11-22 23:11:48,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:11:48,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:11:48,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:11:48,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:11:48,378 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:11:48,379 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:11:48,530 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:11:48,582 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:11:48,583 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-22 23:11:48,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:11:48 BoogieIcfgContainer [2021-11-22 23:11:48,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:11:48,586 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:11:48,587 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:11:48,599 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:11:48,600 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:11:48" (1/1) ... [2021-11-22 23:11:48,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:11:48,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:48,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2021-11-22 23:11:48,717 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2021-11-22 23:11:48,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 23:11:48,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:48,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:48,993 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:11:49,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:49,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-22 23:11:49,068 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-22 23:11:49,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:11:49,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:49,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:49,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:49,163 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:11:49,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:49,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2021-11-22 23:11:49,227 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2021-11-22 23:11:49,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:11:49,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:49,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:49,332 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:49,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:49,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2021-11-22 23:11:49,370 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2021-11-22 23:11:49,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:11:49,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:49,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:49,454 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 23:11:49,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:49,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2021-11-22 23:11:49,501 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2021-11-22 23:11:49,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:11:49,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:49,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:49,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:49,626 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:49,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:49,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2021-11-22 23:11:49,651 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2021-11-22 23:11:49,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 23:11:49,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:49,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:49,730 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:49,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:49,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2021-11-22 23:11:49,795 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2021-11-22 23:11:49,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:11:49,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:49,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:49,906 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:49,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:49,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2021-11-22 23:11:49,974 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2021-11-22 23:11:49,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:11:49,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:49,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:50,062 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:50,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:50,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2021-11-22 23:11:50,131 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2021-11-22 23:11:50,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:11:50,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:50,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:50,225 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:50,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:50,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2021-11-22 23:11:50,299 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2021-11-22 23:11:50,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:11:50,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:50,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:50,393 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:50,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:50,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2021-11-22 23:11:50,473 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:11:50,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:11:50,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:50,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:50,611 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:50,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:50,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2021-11-22 23:11:50,717 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2021-11-22 23:11:50,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:11:50,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:50,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:50,808 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:50,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:50,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2021-11-22 23:11:50,904 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2021-11-22 23:11:50,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-22 23:11:50,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:50,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:50,995 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:51,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:51,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2021-11-22 23:11:51,102 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2021-11-22 23:11:51,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:11:51,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:51,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:51,195 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:51,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:51,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2021-11-22 23:11:51,291 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2021-11-22 23:11:51,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-22 23:11:51,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:51,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:51,375 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:51,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:51,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2021-11-22 23:11:51,459 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2021-11-22 23:11:51,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:11:51,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:51,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:51,568 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:51,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:51,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2021-11-22 23:11:51,664 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2021-11-22 23:11:51,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 23:11:51,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:51,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:51,761 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:51,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:51,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2021-11-22 23:11:51,866 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2021-11-22 23:11:51,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:11:51,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:51,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:51,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:51,981 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:52,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:52,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2021-11-22 23:11:52,100 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2021-11-22 23:11:52,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:11:52,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:52,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:52,201 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:52,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:52,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2021-11-22 23:11:52,315 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2021-11-22 23:11:52,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:11:52,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:52,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:52,446 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:52,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:52,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2021-11-22 23:11:52,555 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2021-11-22 23:11:52,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:11:52,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:52,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:52,663 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:52,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:52,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2021-11-22 23:11:52,795 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2021-11-22 23:11:52,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:11:52,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:52,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:52,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:52,906 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:53,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:53,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2021-11-22 23:11:53,026 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2021-11-22 23:11:53,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:11:53,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:53,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:53,115 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:53,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:53,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2021-11-22 23:11:53,239 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2021-11-22 23:11:53,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:11:53,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:53,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:53,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:53,343 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:11:53,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:53,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2021-11-22 23:11:53,473 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2021-11-22 23:11:53,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:11:53,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:53,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:53,549 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2021-11-22 23:11:53,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:53,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 42 states and 51 transitions. [2021-11-22 23:11:53,674 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2021-11-22 23:11:53,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:11:53,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:53,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:53,750 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-22 23:11:53,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:53,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 43 states and 52 transitions. [2021-11-22 23:11:53,877 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2021-11-22 23:11:53,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:11:53,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:53,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:53,959 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2021-11-22 23:11:54,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:54,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2021-11-22 23:11:54,092 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2021-11-22 23:11:54,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:11:54,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:54,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:54,188 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2021-11-22 23:11:54,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:54,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2021-11-22 23:11:54,327 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2021-11-22 23:11:54,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:11:54,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:54,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:54,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:54,416 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2021-11-22 23:11:54,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:54,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2021-11-22 23:11:54,553 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2021-11-22 23:11:54,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:11:54,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:54,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:54,649 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2021-11-22 23:11:54,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:54,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2021-11-22 23:11:54,786 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2021-11-22 23:11:54,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:11:54,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:54,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:54,879 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2021-11-22 23:11:55,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2021-11-22 23:11:55,048 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2021-11-22 23:11:55,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:11:55,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:55,157 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2021-11-22 23:11:55,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2021-11-22 23:11:55,308 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2021-11-22 23:11:55,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-22 23:11:55,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:55,409 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 0 proven. 299 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2021-11-22 23:11:55,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2021-11-22 23:11:55,569 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2021-11-22 23:11:55,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:11:55,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:55,684 INFO L134 CoverageAnalysis]: Checked inductivity of 849 backedges. 0 proven. 356 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2021-11-22 23:11:55,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2021-11-22 23:11:55,849 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2021-11-22 23:11:55,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:11:55,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:56,000 INFO L134 CoverageAnalysis]: Checked inductivity of 960 backedges. 0 proven. 418 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2021-11-22 23:11:56,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:56,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2021-11-22 23:11:56,170 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2021-11-22 23:11:56,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:11:56,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:56,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:56,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 485 refuted. 0 times theorem prover too weak. 595 trivial. 0 not checked. [2021-11-22 23:11:56,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:56,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2021-11-22 23:11:56,503 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2021-11-22 23:11:56,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:11:56,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:56,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:56,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1209 backedges. 0 proven. 557 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2021-11-22 23:11:56,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2021-11-22 23:11:56,845 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2021-11-22 23:11:56,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:11:56,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:56,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:57,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1347 backedges. 0 proven. 634 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2021-11-22 23:11:57,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:57,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 55 states and 64 transitions. [2021-11-22 23:11:57,186 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2021-11-22 23:11:57,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:11:57,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:57,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:57,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:57,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1494 backedges. 0 proven. 716 refuted. 0 times theorem prover too weak. 778 trivial. 0 not checked. [2021-11-22 23:11:57,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:57,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2021-11-22 23:11:57,510 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2021-11-22 23:11:57,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:11:57,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:57,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:57,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1650 backedges. 0 proven. 803 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2021-11-22 23:11:57,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:57,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 57 states and 66 transitions. [2021-11-22 23:11:57,847 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 66 transitions. [2021-11-22 23:11:57,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:11:57,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:57,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1815 backedges. 0 proven. 895 refuted. 0 times theorem prover too weak. 920 trivial. 0 not checked. [2021-11-22 23:11:58,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:58,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 58 states and 67 transitions. [2021-11-22 23:11:58,235 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 67 transitions. [2021-11-22 23:11:58,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:11:58,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:58,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:58,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1989 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 997 trivial. 0 not checked. [2021-11-22 23:11:58,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:58,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 59 states and 67 transitions. [2021-11-22 23:11:58,578 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 67 transitions. [2021-11-22 23:11:58,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:11:58,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:58,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:58,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:11:58,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:58,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2021-11-22 23:11:58,939 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2021-11-22 23:11:58,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:11:58,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:58,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:59,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:59,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:11:59,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:59,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 61 states and 69 transitions. [2021-11-22 23:11:59,312 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2021-11-22 23:11:59,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:11:59,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:59,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:59,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:59,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2179 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:11:59,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:59,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2021-11-22 23:11:59,681 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2021-11-22 23:11:59,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:11:59,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:59,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:59,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:59,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2184 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:12:00,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:00,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2021-11-22 23:12:00,077 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2021-11-22 23:12:00,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-22 23:12:00,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:00,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:00,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:00,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2190 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:12:00,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:00,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 64 states and 72 transitions. [2021-11-22 23:12:00,473 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2021-11-22 23:12:00,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:12:00,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:00,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:00,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2197 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:12:00,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:00,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 65 states and 73 transitions. [2021-11-22 23:12:00,839 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2021-11-22 23:12:00,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 23:12:00,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:00,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:00,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:00,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2205 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:12:01,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:01,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 74 transitions. [2021-11-22 23:12:01,228 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2021-11-22 23:12:01,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:12:01,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:01,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:01,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:01,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2214 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:12:01,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:01,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2021-11-22 23:12:01,610 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2021-11-22 23:12:01,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:12:01,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:01,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:01,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:12:01,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:01,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2021-11-22 23:12:01,994 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2021-11-22 23:12:01,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:12:01,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:01,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:02,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:02,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2235 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:12:02,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:02,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 69 states and 77 transitions. [2021-11-22 23:12:02,418 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2021-11-22 23:12:02,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:12:02,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:02,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:02,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:02,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2247 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:12:02,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:02,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2021-11-22 23:12:02,822 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2021-11-22 23:12:02,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:12:02,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:02,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:02,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2260 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:12:03,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:03,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2021-11-22 23:12:03,214 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2021-11-22 23:12:03,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-22 23:12:03,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:03,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:03,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:03,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2274 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:12:03,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:03,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 72 states and 80 transitions. [2021-11-22 23:12:03,633 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 80 transitions. [2021-11-22 23:12:03,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:12:03,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:03,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:03,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:03,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2289 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:12:04,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:04,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 81 transitions. [2021-11-22 23:12:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 81 transitions. [2021-11-22 23:12:04,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:12:04,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:04,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:04,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2305 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:12:04,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:04,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 74 states and 82 transitions. [2021-11-22 23:12:04,411 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2021-11-22 23:12:04,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:12:04,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:04,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:04,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2322 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:12:04,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:04,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 75 states and 83 transitions. [2021-11-22 23:12:04,869 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 83 transitions. [2021-11-22 23:12:04,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:12:04,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:04,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:04,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:05,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2340 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 2169 trivial. 0 not checked. [2021-11-22 23:12:05,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:05,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 76 states and 83 transitions. [2021-11-22 23:12:05,317 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 83 transitions. [2021-11-22 23:12:05,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:12:05,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:05,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:10,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:53,501 WARN L227 SmtUtils]: Spent 5.17s on a formula simplification that was a NOOP. DAG size: 46 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-22 23:14:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2359 backedges. 1 proven. 2354 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:17:10,794 WARN L227 SmtUtils]: Spent 11.39s on a formula simplification. DAG size of input: 107 DAG size of output: 106 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 23:20:42,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:42,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 124 states and 149 transitions. [2021-11-22 23:20:42,119 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 149 transitions. [2021-11-22 23:20:42,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:20:42,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:42,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:17,607 WARN L227 SmtUtils]: Spent 10.90s on a formula simplification that was a NOOP. DAG size: 77 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-22 23:21:28,207 WARN L227 SmtUtils]: Spent 10.13s on a formula simplification that was a NOOP. DAG size: 73 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-22 23:22:08,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2359 backedges. 1 proven. 2354 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:22:26,562 WARN L227 SmtUtils]: Spent 13.27s on a formula simplification. DAG size of input: 245 DAG size of output: 219 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 23:22:54,224 WARN L227 SmtUtils]: Spent 15.16s on a formula simplification. DAG size of input: 246 DAG size of output: 200 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 23:23:03,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:03,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 124 states and 149 transitions. [2021-11-22 23:23:03,951 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 149 transitions. [2021-11-22 23:23:03,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:23:03,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:03,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:07,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:33,022 WARN L227 SmtUtils]: Spent 11.13s on a formula simplification that was a NOOP. DAG size: 46 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-22 23:24:06,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2359 backedges. 1 proven. 2354 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:24:07,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:07,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 124 states and 149 transitions. [2021-11-22 23:24:07,810 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 149 transitions. [2021-11-22 23:24:07,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:24:07,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:07,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:33,287 WARN L227 SmtUtils]: Spent 10.11s on a formula simplification that was a NOOP. DAG size: 49 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)