./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl-simplified/s3_srvr_11.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_be40450a-f960-429e-acfc-ef47728e7f9a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be40450a-f960-429e-acfc-ef47728e7f9a/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_be40450a-f960-429e-acfc-ef47728e7f9a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be40450a-f960-429e-acfc-ef47728e7f9a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl-simplified/s3_srvr_11.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be40450a-f960-429e-acfc-ef47728e7f9a/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_be40450a-f960-429e-acfc-ef47728e7f9a/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 122c2109cd6c748bfe3dba05eb9f0b8ecb68be5fd41688cb81634cb3c05e5766 --- 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 16:32:48,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:32:48,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:32:49,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:32:49,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:32:49,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:32:49,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:32:49,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:32:49,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:32:49,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:32:49,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:32:49,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:32:49,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:32:49,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:32:49,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:32:49,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:32:49,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:32:49,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:32:49,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:32:49,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:32:49,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:32:49,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:32:49,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:32:49,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:32:49,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:32:49,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:32:49,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:32:49,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:32:49,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:32:49,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:32:49,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:32:49,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:32:49,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:32:49,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:32:49,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:32:49,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:32:49,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:32:49,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:32:49,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:32:49,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:32:49,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:32:49,082 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be40450a-f960-429e-acfc-ef47728e7f9a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:32:49,110 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:32:49,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:32:49,112 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:32:49,112 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:32:49,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:32:49,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:32:49,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:32:49,113 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:32:49,113 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:32:49,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:32:49,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:32:49,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:32:49,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:32:49,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:32:49,115 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:32:49,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:32:49,115 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:32:49,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:32:49,115 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:32:49,116 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:32:49,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:32:49,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:49,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:32:49,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:32:49,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:32:49,117 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:32:49,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:32:49,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:32:49,118 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_be40450a-f960-429e-acfc-ef47728e7f9a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be40450a-f960-429e-acfc-ef47728e7f9a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 122c2109cd6c748bfe3dba05eb9f0b8ecb68be5fd41688cb81634cb3c05e5766 [2022-10-17 16:32:49,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:32:49,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:32:49,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:32:49,427 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:32:49,428 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:32:49,431 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be40450a-f960-429e-acfc-ef47728e7f9a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/openssl-simplified/s3_srvr_11.cil.c [2022-10-17 16:32:49,516 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be40450a-f960-429e-acfc-ef47728e7f9a/bin/ukojak-92XMlrwhuB/data/503d240ff/7cafb1e53df54a5bb41af811b42a7533/FLAG83bb64e20 [2022-10-17 16:32:50,042 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:32:50,043 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be40450a-f960-429e-acfc-ef47728e7f9a/sv-benchmarks/c/openssl-simplified/s3_srvr_11.cil.c [2022-10-17 16:32:50,059 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be40450a-f960-429e-acfc-ef47728e7f9a/bin/ukojak-92XMlrwhuB/data/503d240ff/7cafb1e53df54a5bb41af811b42a7533/FLAG83bb64e20 [2022-10-17 16:32:50,379 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be40450a-f960-429e-acfc-ef47728e7f9a/bin/ukojak-92XMlrwhuB/data/503d240ff/7cafb1e53df54a5bb41af811b42a7533 [2022-10-17 16:32:50,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:32:50,386 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:32:50,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:50,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:32:50,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:32:50,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:50" (1/1) ... [2022-10-17 16:32:50,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@376cf2b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:50, skipping insertion in model container [2022-10-17 16:32:50,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:50" (1/1) ... [2022-10-17 16:32:50,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:32:50,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:32:50,828 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_be40450a-f960-429e-acfc-ef47728e7f9a/sv-benchmarks/c/openssl-simplified/s3_srvr_11.cil.c[43646,43659] [2022-10-17 16:32:50,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:50,857 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:32:50,964 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_be40450a-f960-429e-acfc-ef47728e7f9a/sv-benchmarks/c/openssl-simplified/s3_srvr_11.cil.c[43646,43659] [2022-10-17 16:32:50,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:50,983 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:32:50,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:50 WrapperNode [2022-10-17 16:32:50,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:50,985 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:50,985 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:32:50,985 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:32:50,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:50" (1/1) ... [2022-10-17 16:32:51,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:50" (1/1) ... [2022-10-17 16:32:51,060 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 569 [2022-10-17 16:32:51,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:51,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:32:51,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:32:51,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:32:51,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:50" (1/1) ... [2022-10-17 16:32:51,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:50" (1/1) ... [2022-10-17 16:32:51,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:50" (1/1) ... [2022-10-17 16:32:51,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:50" (1/1) ... [2022-10-17 16:32:51,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:50" (1/1) ... [2022-10-17 16:32:51,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:50" (1/1) ... [2022-10-17 16:32:51,131 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:50" (1/1) ... [2022-10-17 16:32:51,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:50" (1/1) ... [2022-10-17 16:32:51,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:32:51,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:32:51,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:32:51,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:32:51,156 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:50" (1/1) ... [2022-10-17 16:32:51,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:51,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be40450a-f960-429e-acfc-ef47728e7f9a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:32:51,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be40450a-f960-429e-acfc-ef47728e7f9a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:32:51,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be40450a-f960-429e-acfc-ef47728e7f9a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:32:51,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:32:51,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:32:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:32:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:32:51,387 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:32:51,389 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:32:51,423 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:32:52,226 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-10-17 16:32:52,235 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-10-17 16:32:52,236 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:32:52,383 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:32:52,384 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:32:52,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:52 BoogieIcfgContainer [2022-10-17 16:32:52,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:32:52,388 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:32:52,388 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:32:52,399 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:32:52,400 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:52" (1/1) ... [2022-10-17 16:32:52,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:32:52,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:52,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 114 states and 200 transitions. [2022-10-17 16:32:52,472 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 200 transitions. [2022-10-17 16:32:52,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:32:52,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:52,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:52,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:52,949 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 16:32:53,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:53,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 116 states and 200 transitions. [2022-10-17 16:32:53,033 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 200 transitions. [2022-10-17 16:32:53,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:32:53,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:53,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:53,250 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 16:32:53,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:53,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 119 states and 203 transitions. [2022-10-17 16:32:53,356 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 203 transitions. [2022-10-17 16:32:53,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:32:53,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:53,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:53,497 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 16:32:53,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:53,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 123 states and 207 transitions. [2022-10-17 16:32:53,604 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 207 transitions. [2022-10-17 16:32:53,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:32:53,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:53,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:53,727 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 16:32:53,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:53,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 130 states and 214 transitions. [2022-10-17 16:32:53,894 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 214 transitions. [2022-10-17 16:32:53,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:32:53,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:53,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:53,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:53,990 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 16:32:54,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:54,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 139 states and 223 transitions. [2022-10-17 16:32:54,206 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 223 transitions. [2022-10-17 16:32:54,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:32:54,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:54,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:54,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:54,316 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 16:32:54,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:54,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 144 states and 228 transitions. [2022-10-17 16:32:54,536 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 228 transitions. [2022-10-17 16:32:54,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:32:54,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:54,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:54,656 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 16:32:55,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:55,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 152 states and 236 transitions. [2022-10-17 16:32:55,032 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 236 transitions. [2022-10-17 16:32:55,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:32:55,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:55,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:55,128 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 16:32:55,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:55,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 158 states and 242 transitions. [2022-10-17 16:32:55,493 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 242 transitions. [2022-10-17 16:32:55,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:32:55,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:55,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:55,594 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 16:32:56,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 172 states and 283 transitions. [2022-10-17 16:32:56,846 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 283 transitions. [2022-10-17 16:32:56,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:32:56,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:56,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:56,902 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 16:32:58,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:58,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 176 states and 308 transitions. [2022-10-17 16:32:58,626 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 308 transitions. [2022-10-17 16:32:58,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:32:58,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:58,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:58,714 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 16:33:00,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:00,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 187 states and 320 transitions. [2022-10-17 16:33:00,090 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 320 transitions. [2022-10-17 16:33:00,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:33:00,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:00,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:00,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:00,178 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 16:33:01,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:01,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 199 states and 333 transitions. [2022-10-17 16:33:01,872 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 333 transitions. [2022-10-17 16:33:01,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:33:01,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:01,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:01,931 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 16:33:02,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:02,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 202 states and 337 transitions. [2022-10-17 16:33:02,001 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 337 transitions. [2022-10-17 16:33:02,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:33:02,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:02,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:02,098 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 16:33:03,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:03,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 215 states and 351 transitions. [2022-10-17 16:33:03,865 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 351 transitions. [2022-10-17 16:33:03,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:33:03,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:03,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:03,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:03,924 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 16:33:03,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:03,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 216 states and 352 transitions. [2022-10-17 16:33:03,938 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 352 transitions. [2022-10-17 16:33:03,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:33:03,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:03,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:04,041 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 16:33:06,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:06,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 230 states and 367 transitions. [2022-10-17 16:33:06,053 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 367 transitions. [2022-10-17 16:33:06,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:33:06,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:06,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:06,161 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 16:33:08,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:08,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 245 states and 383 transitions. [2022-10-17 16:33:08,450 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 383 transitions. [2022-10-17 16:33:08,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:33:08,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:08,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:08,595 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 16:33:11,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:11,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 261 states and 400 transitions. [2022-10-17 16:33:11,386 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 400 transitions. [2022-10-17 16:33:11,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:33:11,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:11,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:11,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:11,510 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 16:33:14,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:14,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 280 states and 420 transitions. [2022-10-17 16:33:14,878 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 420 transitions. [2022-10-17 16:33:14,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:33:14,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:14,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:14,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:15,040 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 16:33:18,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:18,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 300 states and 441 transitions. [2022-10-17 16:33:18,750 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 441 transitions. [2022-10-17 16:33:18,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:33:18,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:18,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:18,856 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 16:33:19,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:19,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 303 states and 458 transitions. [2022-10-17 16:33:19,412 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 458 transitions. [2022-10-17 16:33:19,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:33:19,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:19,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:19,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:19,583 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 16:33:23,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:23,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 320 states and 476 transitions. [2022-10-17 16:33:23,696 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 476 transitions. [2022-10-17 16:33:23,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:33:23,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:23,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:23,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:23,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.