./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label19.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB --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 dbab4b57592d1cd844f46032ce61618d4e076adc5adb242b34e740348fe0a295 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:07:27,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:07:27,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:07:27,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:07:27,058 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:07:27,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:07:27,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:07:27,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:07:27,076 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:07:27,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:07:27,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:07:27,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:07:27,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:07:27,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:07:27,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:07:27,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:07:27,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:07:27,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:07:27,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:07:27,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:07:27,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:07:27,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:07:27,118 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:07:27,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:07:27,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:07:27,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:07:27,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:07:27,132 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:07:27,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:07:27,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:07:27,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:07:27,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:07:27,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:07:27,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:07:27,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:07:27,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:07:27,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:07:27,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:07:27,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:07:27,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:07:27,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:07:27,143 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:07:27,184 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:07:27,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:07:27,186 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:07:27,186 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:07:27,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:07:27,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:07:27,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:07:27,187 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:07:27,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:07:27,187 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:07:27,188 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:07:27,189 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:07:27,189 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:07:27,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:07:27,189 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:07:27,189 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:07:27,190 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:07:27,190 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:07:27,190 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:07:27,190 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:07:27,190 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:07:27,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:07:27,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:07:27,191 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:07:27,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:07:27,191 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:07:27,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:07:27,193 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:07:27,193 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_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbab4b57592d1cd844f46032ce61618d4e076adc5adb242b34e740348fe0a295 [2022-10-17 17:07:27,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:07:27,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:07:27,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:07:27,519 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:07:27,520 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:07:27,522 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label19.c [2022-10-17 17:07:27,589 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB/data/192a026e0/fd795f2378e04c2d8920d3a9c750b492/FLAG243cbfe2a [2022-10-17 17:07:28,222 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:07:28,224 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/sv-benchmarks/c/eca-rers2012/Problem03_label19.c [2022-10-17 17:07:28,245 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB/data/192a026e0/fd795f2378e04c2d8920d3a9c750b492/FLAG243cbfe2a [2022-10-17 17:07:28,407 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB/data/192a026e0/fd795f2378e04c2d8920d3a9c750b492 [2022-10-17 17:07:28,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:07:28,411 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:07:28,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:07:28,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:07:28,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:07:28,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:07:28" (1/1) ... [2022-10-17 17:07:28,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f580c33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:28, skipping insertion in model container [2022-10-17 17:07:28,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:07:28" (1/1) ... [2022-10-17 17:07:28,426 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:07:28,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:07:29,194 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_9c57f051-9bba-49c9-9852-dadbe46067d2/sv-benchmarks/c/eca-rers2012/Problem03_label19.c[59475,59488] [2022-10-17 17:07:29,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:07:29,228 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:07:29,582 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_9c57f051-9bba-49c9-9852-dadbe46067d2/sv-benchmarks/c/eca-rers2012/Problem03_label19.c[59475,59488] [2022-10-17 17:07:29,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:07:29,609 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:07:29,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:29 WrapperNode [2022-10-17 17:07:29,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:07:29,611 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:07:29,611 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:07:29,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:07:29,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:29" (1/1) ... [2022-10-17 17:07:29,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:29" (1/1) ... [2022-10-17 17:07:29,820 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 17:07:29,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:07:29,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:07:29,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:07:29,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:07:29,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:29" (1/1) ... [2022-10-17 17:07:29,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:29" (1/1) ... [2022-10-17 17:07:29,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:29" (1/1) ... [2022-10-17 17:07:29,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:29" (1/1) ... [2022-10-17 17:07:29,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:29" (1/1) ... [2022-10-17 17:07:29,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:29" (1/1) ... [2022-10-17 17:07:29,965 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:29" (1/1) ... [2022-10-17 17:07:29,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:29" (1/1) ... [2022-10-17 17:07:30,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:07:30,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:07:30,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:07:30,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:07:30,013 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:29" (1/1) ... [2022-10-17 17:07:30,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:07:30,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:07:30,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:07:30,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c57f051-9bba-49c9-9852-dadbe46067d2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:07:30,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:07:30,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:07:30,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:07:30,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:07:30,215 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:07:30,230 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:07:32,291 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:07:32,721 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:07:32,721 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:07:32,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:32 BoogieIcfgContainer [2022-10-17 17:07:32,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:07:32,727 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:07:32,727 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:07:32,739 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:07:32,740 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:32" (1/1) ... [2022-10-17 17:07:32,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:07:32,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:32,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 17:07:32,849 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 17:07:32,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 17:07:32,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:32,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:33,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:33,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:35,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:35,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 289 states and 517 transitions. [2022-10-17 17:07:35,114 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 517 transitions. [2022-10-17 17:07:35,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 17:07:35,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:35,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:35,757 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:37,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:37,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 437 states and 723 transitions. [2022-10-17 17:07:37,320 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 723 transitions. [2022-10-17 17:07:37,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 17:07:37,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:37,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:37,512 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:37,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:37,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 444 states and 733 transitions. [2022-10-17 17:07:37,684 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 733 transitions. [2022-10-17 17:07:37,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 17:07:37,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:37,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:38,662 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:07:40,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:40,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 599 states and 967 transitions. [2022-10-17 17:07:40,998 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 967 transitions. [2022-10-17 17:07:41,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 17:07:41,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:41,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:41,243 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:41,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:41,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 618 states and 993 transitions. [2022-10-17 17:07:41,705 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 993 transitions. [2022-10-17 17:07:41,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-10-17 17:07:41,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:41,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:41,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:42,127 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:42,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:42,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 640 states and 1027 transitions. [2022-10-17 17:07:42,772 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1027 transitions. [2022-10-17 17:07:42,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-10-17 17:07:42,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:42,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:43,056 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:43,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:43,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 665 states and 1066 transitions. [2022-10-17 17:07:43,846 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1066 transitions. [2022-10-17 17:07:43,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 17:07:43,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:43,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:44,091 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:07:44,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:44,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 666 states and 1080 transitions. [2022-10-17 17:07:44,572 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1080 transitions. [2022-10-17 17:07:44,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 17:07:44,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:44,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:44,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:44,816 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:07:45,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:45,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 673 states and 1090 transitions. [2022-10-17 17:07:45,151 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1090 transitions. [2022-10-17 17:07:45,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 17:07:45,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:45,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:45,356 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:07:45,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:45,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 679 states and 1096 transitions. [2022-10-17 17:07:45,583 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1096 transitions. [2022-10-17 17:07:45,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 17:07:45,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:45,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:45,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:45,830 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:07:46,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:46,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 698 states and 1117 transitions. [2022-10-17 17:07:46,097 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1117 transitions. [2022-10-17 17:07:46,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 17:07:46,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:46,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:46,296 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:07:46,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:46,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 699 states and 1118 transitions. [2022-10-17 17:07:46,562 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1118 transitions. [2022-10-17 17:07:46,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 17:07:46,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:46,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:46,829 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:47,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:47,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 725 states and 1157 transitions. [2022-10-17 17:07:47,945 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1157 transitions. [2022-10-17 17:07:47,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-10-17 17:07:47,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:47,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:48,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:48,413 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:49,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:49,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 752 states and 1197 transitions. [2022-10-17 17:07:49,747 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1197 transitions. [2022-10-17 17:07:49,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-10-17 17:07:49,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:49,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:49,982 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:50,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:50,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 775 states and 1233 transitions. [2022-10-17 17:07:50,676 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1233 transitions. [2022-10-17 17:07:50,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-10-17 17:07:50,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:50,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:50,831 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:51,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:51,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 791 states and 1260 transitions. [2022-10-17 17:07:51,531 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1260 transitions. [2022-10-17 17:07:51,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-10-17 17:07:51,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:51,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:51,690 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:51,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:51,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 792 states and 1262 transitions. [2022-10-17 17:07:51,931 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1262 transitions. [2022-10-17 17:07:51,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-10-17 17:07:51,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:51,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:52,135 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:52,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:52,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 793 states and 1267 transitions. [2022-10-17 17:07:52,391 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1267 transitions. [2022-10-17 17:07:52,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-10-17 17:07:52,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:52,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:52,597 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:52,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:52,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 799 states and 1277 transitions. [2022-10-17 17:07:52,926 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1277 transitions. [2022-10-17 17:07:52,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-10-17 17:07:52,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:52,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:53,387 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:54,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:54,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 828 states and 1325 transitions. [2022-10-17 17:07:54,927 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1325 transitions. [2022-10-17 17:07:54,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-10-17 17:07:54,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:54,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:55,581 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.