./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl-simplified/s3_srvr_12.cil.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_de39e1a3-9909-45c9-ba5d-307e8230754e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de39e1a3-9909-45c9-ba5d-307e8230754e/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_de39e1a3-9909-45c9-ba5d-307e8230754e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de39e1a3-9909-45c9-ba5d-307e8230754e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl-simplified/s3_srvr_12.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de39e1a3-9909-45c9-ba5d-307e8230754e/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_de39e1a3-9909-45c9-ba5d-307e8230754e/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 f62de5d75db0b2d49331dba44cec50cdc6b7f3c7cb3085015df6ef978c04ff42 --- 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 16:37:37,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:37:37,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:37:38,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:37:38,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:37:38,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:37:38,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:37:38,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:37:38,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:37:38,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:37:38,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:37:38,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:37:38,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:37:38,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:37:38,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:37:38,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:37:38,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:37:38,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:37:38,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:37:38,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:37:38,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:37:38,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:37:38,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:37:38,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:37:38,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:37:38,092 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:37:38,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:37:38,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:37:38,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:37:38,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:37:38,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:37:38,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:37:38,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:37:38,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:37:38,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:37:38,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:37:38,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:37:38,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:37:38,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:37:38,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:37:38,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:37:38,109 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de39e1a3-9909-45c9-ba5d-307e8230754e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:37:38,150 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:37:38,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:37:38,152 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:37:38,152 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:37:38,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:37:38,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:37:38,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:37:38,155 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:37:38,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:37:38,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:37:38,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:37:38,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:37:38,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:37:38,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:37:38,157 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:37:38,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:37:38,158 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:37:38,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:37:38,158 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:37:38,159 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:37:38,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:37:38,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:38,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:37:38,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:37:38,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:37:38,160 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:37:38,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:37:38,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:37:38,161 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_de39e1a3-9909-45c9-ba5d-307e8230754e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de39e1a3-9909-45c9-ba5d-307e8230754e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f62de5d75db0b2d49331dba44cec50cdc6b7f3c7cb3085015df6ef978c04ff42 [2022-10-17 16:37:38,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:37:38,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:37:38,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:37:38,561 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:37:38,562 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:37:38,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de39e1a3-9909-45c9-ba5d-307e8230754e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/openssl-simplified/s3_srvr_12.cil.c [2022-10-17 16:37:38,673 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de39e1a3-9909-45c9-ba5d-307e8230754e/bin/ukojak-92XMlrwhuB/data/8908da98d/75edd799d63c409d88654adeb29f6b7c/FLAGff17078a4 [2022-10-17 16:37:39,188 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:37:39,193 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de39e1a3-9909-45c9-ba5d-307e8230754e/sv-benchmarks/c/openssl-simplified/s3_srvr_12.cil.c [2022-10-17 16:37:39,211 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de39e1a3-9909-45c9-ba5d-307e8230754e/bin/ukojak-92XMlrwhuB/data/8908da98d/75edd799d63c409d88654adeb29f6b7c/FLAGff17078a4 [2022-10-17 16:37:39,496 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de39e1a3-9909-45c9-ba5d-307e8230754e/bin/ukojak-92XMlrwhuB/data/8908da98d/75edd799d63c409d88654adeb29f6b7c [2022-10-17 16:37:39,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:37:39,500 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:37:39,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:39,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:37:39,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:37:39,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:39" (1/1) ... [2022-10-17 16:37:39,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75c086f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:39, skipping insertion in model container [2022-10-17 16:37:39,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:39" (1/1) ... [2022-10-17 16:37:39,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:37:39,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:37:39,847 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_de39e1a3-9909-45c9-ba5d-307e8230754e/sv-benchmarks/c/openssl-simplified/s3_srvr_12.cil.c[49672,49685] [2022-10-17 16:37:39,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:39,863 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:37:39,924 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_de39e1a3-9909-45c9-ba5d-307e8230754e/sv-benchmarks/c/openssl-simplified/s3_srvr_12.cil.c[49672,49685] [2022-10-17 16:37:39,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:39,940 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:37:39,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:39 WrapperNode [2022-10-17 16:37:39,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:39,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:39,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:37:39,943 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:37:39,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:39" (1/1) ... [2022-10-17 16:37:39,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:39" (1/1) ... [2022-10-17 16:37:40,044 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 607 [2022-10-17 16:37:40,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:40,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:37:40,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:37:40,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:37:40,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:39" (1/1) ... [2022-10-17 16:37:40,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:39" (1/1) ... [2022-10-17 16:37:40,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:39" (1/1) ... [2022-10-17 16:37:40,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:39" (1/1) ... [2022-10-17 16:37:40,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:39" (1/1) ... [2022-10-17 16:37:40,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:39" (1/1) ... [2022-10-17 16:37:40,112 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:39" (1/1) ... [2022-10-17 16:37:40,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:39" (1/1) ... [2022-10-17 16:37:40,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:37:40,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:37:40,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:37:40,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:37:40,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:39" (1/1) ... [2022-10-17 16:37:40,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:40,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de39e1a3-9909-45c9-ba5d-307e8230754e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:37:40,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de39e1a3-9909-45c9-ba5d-307e8230754e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:37:40,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de39e1a3-9909-45c9-ba5d-307e8230754e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:37:40,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:37:40,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:37:40,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:37:40,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:37:40,359 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:37:40,361 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:37:40,400 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:37:41,186 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-10-17 16:37:41,186 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-10-17 16:37:41,187 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:37:41,375 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:37:41,375 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:37:41,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:41 BoogieIcfgContainer [2022-10-17 16:37:41,378 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:37:41,379 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:37:41,380 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:37:41,390 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:37:41,391 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:41" (1/1) ... [2022-10-17 16:37:41,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:37:41,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:41,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 119 states and 209 transitions. [2022-10-17 16:37:41,461 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 209 transitions. [2022-10-17 16:37:41,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:37:41,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:41,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:41,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:41,887 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 16:37:41,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:41,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 121 states and 209 transitions. [2022-10-17 16:37:41,972 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 209 transitions. [2022-10-17 16:37:41,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:37:41,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:41,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:42,167 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 16:37:42,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:42,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 124 states and 212 transitions. [2022-10-17 16:37:42,214 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 212 transitions. [2022-10-17 16:37:42,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:37:42,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:42,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:42,339 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 16:37:42,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:42,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 128 states and 216 transitions. [2022-10-17 16:37:42,447 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 216 transitions. [2022-10-17 16:37:42,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:37:42,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:42,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:42,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:42,577 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 16:37:42,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:42,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 135 states and 223 transitions. [2022-10-17 16:37:42,766 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 223 transitions. [2022-10-17 16:37:42,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:37:42,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:42,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:42,851 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 16:37:43,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:43,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 232 transitions. [2022-10-17 16:37:43,086 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2022-10-17 16:37:43,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:37:43,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:43,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:43,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:43,163 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 16:37:43,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:43,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 149 states and 237 transitions. [2022-10-17 16:37:43,423 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 237 transitions. [2022-10-17 16:37:43,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:37:43,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:43,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:43,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:43,489 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 16:37:43,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:43,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 157 states and 245 transitions. [2022-10-17 16:37:43,856 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 245 transitions. [2022-10-17 16:37:43,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:37:43,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:43,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:43,944 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 16:37:44,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:44,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 163 states and 251 transitions. [2022-10-17 16:37:44,325 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2022-10-17 16:37:44,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:37:44,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:44,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:44,428 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 16:37:45,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:45,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 179 states and 293 transitions. [2022-10-17 16:37:45,665 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 293 transitions. [2022-10-17 16:37:45,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:37:45,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:45,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:45,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:45,742 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 16:37:46,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:46,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 190 states and 305 transitions. [2022-10-17 16:37:46,836 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 305 transitions. [2022-10-17 16:37:46,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:37:46,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:46,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:46,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:46,972 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 16:37:48,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:48,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 202 states and 318 transitions. [2022-10-17 16:37:48,354 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 318 transitions. [2022-10-17 16:37:48,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:37:48,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:48,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:48,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:48,468 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 16:37:50,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:50,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 215 states and 332 transitions. [2022-10-17 16:37:50,030 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 332 transitions. [2022-10-17 16:37:50,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:37:50,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:50,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:50,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:50,152 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 16:37:52,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:52,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 229 states and 347 transitions. [2022-10-17 16:37:52,078 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 347 transitions. [2022-10-17 16:37:52,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:37:52,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:52,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:52,188 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 16:37:54,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:54,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 244 states and 363 transitions. [2022-10-17 16:37:54,192 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 363 transitions. [2022-10-17 16:37:54,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:37:54,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:54,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:54,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:54,296 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 16:37:56,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:56,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 260 states and 380 transitions. [2022-10-17 16:37:56,594 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 380 transitions. [2022-10-17 16:37:56,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:37:56,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:56,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:56,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:56,700 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 16:37:59,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:59,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 279 states and 400 transitions. [2022-10-17 16:37:59,187 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 400 transitions. [2022-10-17 16:37:59,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:37:59,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:59,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:59,340 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 16:38:02,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:02,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 299 states and 421 transitions. [2022-10-17 16:38:02,509 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 421 transitions. [2022-10-17 16:38:02,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:38:02,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:02,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:02,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:02,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:02,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 302 states and 432 transitions. [2022-10-17 16:38:02,959 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 432 transitions. [2022-10-17 16:38:02,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:38:02,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:02,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:03,089 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 16:38:06,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:06,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 319 states and 450 transitions. [2022-10-17 16:38:06,664 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 450 transitions. [2022-10-17 16:38:06,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:38:06,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:06,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:06,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:06,762 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:11,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:11,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 324 states and 470 transitions. [2022-10-17 16:38:11,153 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 470 transitions. [2022-10-17 16:38:11,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:38:11,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:11,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:11,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:11,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.