./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label32.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_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/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_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/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_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/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 06b61c7a92b1aafb8eaed71c9c03004c8dc3a1341fd95aec7c0057c1c21f0a3d --- 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 16:31:25,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:31:25,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:31:26,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:31:26,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:31:26,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:31:26,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:31:26,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:31:26,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:31:26,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:31:26,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:31:26,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:31:26,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:31:26,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:31:26,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:31:26,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:31:26,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:31:26,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:31:26,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:31:26,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:31:26,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:31:26,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:31:26,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:31:26,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:31:26,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:31:26,092 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:31:26,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:31:26,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:31:26,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:31:26,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:31:26,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:31:26,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:31:26,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:31:26,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:31:26,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:31:26,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:31:26,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:31:26,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:31:26,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:31:26,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:31:26,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:31:26,111 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:31:26,153 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:31:26,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:31:26,155 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:31:26,156 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:31:26,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:31:26,157 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:31:26,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:31:26,157 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:31:26,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:31:26,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:31:26,159 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:31:26,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:31:26,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:31:26,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:31:26,160 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:31:26,160 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:31:26,161 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:31:26,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:31:26,161 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:31:26,161 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:31:26,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:31:26,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:26,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:31:26,162 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:31:26,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:31:26,163 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:31:26,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:31:26,165 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:31:26,165 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_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06b61c7a92b1aafb8eaed71c9c03004c8dc3a1341fd95aec7c0057c1c21f0a3d [2022-10-17 16:31:26,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:31:26,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:31:26,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:31:26,495 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:31:26,496 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:31:26,498 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label32.c [2022-10-17 16:31:26,580 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/bin/ukojak-92XMlrwhuB/data/54e8d4555/c0bee8f488324210bac6a695c64e7fcc/FLAG7c1ae9e98 [2022-10-17 16:31:27,262 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:31:27,263 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/sv-benchmarks/c/eca-rers2012/Problem03_label32.c [2022-10-17 16:31:27,281 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/bin/ukojak-92XMlrwhuB/data/54e8d4555/c0bee8f488324210bac6a695c64e7fcc/FLAG7c1ae9e98 [2022-10-17 16:31:27,413 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/bin/ukojak-92XMlrwhuB/data/54e8d4555/c0bee8f488324210bac6a695c64e7fcc [2022-10-17 16:31:27,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:31:27,420 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:31:27,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:27,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:31:27,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:31:27,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:27" (1/1) ... [2022-10-17 16:31:27,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10969b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:27, skipping insertion in model container [2022-10-17 16:31:27,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:27" (1/1) ... [2022-10-17 16:31:27,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:31:27,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:31:28,346 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_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/sv-benchmarks/c/eca-rers2012/Problem03_label32.c[59744,59757] [2022-10-17 16:31:28,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:28,381 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:31:28,680 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_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/sv-benchmarks/c/eca-rers2012/Problem03_label32.c[59744,59757] [2022-10-17 16:31:28,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:28,713 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:31:28,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:28 WrapperNode [2022-10-17 16:31:28,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:28,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:28,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:31:28,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:31:28,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:28" (1/1) ... [2022-10-17 16:31:28,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:28" (1/1) ... [2022-10-17 16:31:28,894 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 16:31:28,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:28,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:31:28,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:31:28,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:31:28,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:28" (1/1) ... [2022-10-17 16:31:28,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:28" (1/1) ... [2022-10-17 16:31:28,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:28" (1/1) ... [2022-10-17 16:31:28,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:28" (1/1) ... [2022-10-17 16:31:28,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:28" (1/1) ... [2022-10-17 16:31:28,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:28" (1/1) ... [2022-10-17 16:31:29,000 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:28" (1/1) ... [2022-10-17 16:31:29,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:28" (1/1) ... [2022-10-17 16:31:29,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:31:29,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:31:29,031 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:31:29,031 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:31:29,032 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:28" (1/1) ... [2022-10-17 16:31:29,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:29,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:31:29,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:31:29,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dfdbb9b-76ac-480c-a1b1-2d4a4feff294/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:31:29,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:31:29,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:31:29,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:31:29,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:31:29,261 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:31:29,263 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:31:31,357 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:31:31,757 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:31:31,757 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:31:31,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:31:31 BoogieIcfgContainer [2022-10-17 16:31:31,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:31:31,763 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:31:31,763 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:31:31,774 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:31:31,774 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:31:31" (1/1) ... [2022-10-17 16:31:31,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:31:31,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:31,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 16:31:31,876 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 16:31:31,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:31:31,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:31,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:32,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:32,856 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 16:31:33,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:33,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 289 states and 522 transitions. [2022-10-17 16:31:33,960 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 522 transitions. [2022-10-17 16:31:33,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:31:33,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:33,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:34,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:34,350 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 16:31:34,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:34,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 293 states and 528 transitions. [2022-10-17 16:31:34,473 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 528 transitions. [2022-10-17 16:31:34,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:31:34,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:34,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:34,828 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 16:31:34,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:34,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 298 states and 536 transitions. [2022-10-17 16:31:34,976 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 536 transitions. [2022-10-17 16:31:34,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:31:34,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:34,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:35,346 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:37,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:37,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 440 states and 727 transitions. [2022-10-17 16:31:37,049 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 727 transitions. [2022-10-17 16:31:37,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:31:37,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:37,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:37,289 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 16:31:37,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:37,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 447 states and 738 transitions. [2022-10-17 16:31:37,560 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 738 transitions. [2022-10-17 16:31:37,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:31:37,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:37,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:37,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:37,973 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:38,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:38,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 458 states and 772 transitions. [2022-10-17 16:31:38,832 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 772 transitions. [2022-10-17 16:31:38,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:31:38,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:38,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:38,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:39,214 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:39,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:39,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 462 states and 780 transitions. [2022-10-17 16:31:39,354 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 780 transitions. [2022-10-17 16:31:39,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-10-17 16:31:39,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:39,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:39,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:39,673 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:40,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:40,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 471 states and 794 transitions. [2022-10-17 16:31:40,020 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 794 transitions. [2022-10-17 16:31:40,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:31:40,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:40,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:40,906 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 16:31:43,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:43,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 626 states and 1015 transitions. [2022-10-17 16:31:43,615 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1015 transitions. [2022-10-17 16:31:43,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:31:43,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:43,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:43,862 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:43,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:43,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 627 states and 1016 transitions. [2022-10-17 16:31:43,974 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1016 transitions. [2022-10-17 16:31:43,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 16:31:43,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:43,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:44,189 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:31:44,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:44,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 633 states and 1034 transitions. [2022-10-17 16:31:44,789 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1034 transitions. [2022-10-17 16:31:44,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 16:31:44,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:44,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:45,032 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:31:45,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:45,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 638 states and 1042 transitions. [2022-10-17 16:31:45,350 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1042 transitions. [2022-10-17 16:31:45,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:31:45,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:45,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:45,552 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 16:31:45,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:45,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 651 states and 1060 transitions. [2022-10-17 16:31:45,771 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1060 transitions. [2022-10-17 16:31:45,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:31:45,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:45,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:46,090 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:46,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:46,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 660 states and 1073 transitions. [2022-10-17 16:31:46,486 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1073 transitions. [2022-10-17 16:31:46,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:31:46,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:46,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:46,905 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:47,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:47,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 663 states and 1078 transitions. [2022-10-17 16:31:47,390 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1078 transitions. [2022-10-17 16:31:47,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:31:47,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:47,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:47,683 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:47,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:47,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 672 states and 1088 transitions. [2022-10-17 16:31:47,922 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1088 transitions. [2022-10-17 16:31:47,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:31:47,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:47,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:47,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:48,248 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:48,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:48,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 674 states and 1090 transitions. [2022-10-17 16:31:48,483 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1090 transitions. [2022-10-17 16:31:48,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:31:48,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:48,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:48,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:48,739 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:49,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:49,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 676 states and 1093 transitions. [2022-10-17 16:31:49,180 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1093 transitions. [2022-10-17 16:31:49,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:31:49,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:49,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:49,428 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:49,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:49,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 677 states and 1095 transitions. [2022-10-17 16:31:49,515 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1095 transitions. [2022-10-17 16:31:49,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:31:49,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:49,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:49,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:49,763 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:31:49,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:49,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 678 states and 1096 transitions. [2022-10-17 16:31:49,874 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1096 transitions. [2022-10-17 16:31:49,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:31:49,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:49,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:50,170 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:31:50,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:50,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 683 states and 1104 transitions. [2022-10-17 16:31:50,684 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1104 transitions. [2022-10-17 16:31:50,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:31:50,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:50,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:50,933 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:31:51,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:51,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 689 states and 1113 transitions. [2022-10-17 16:31:51,326 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1113 transitions. [2022-10-17 16:31:51,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:31:51,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:51,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:51,505 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 16:31:51,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:51,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 691 states and 1115 transitions. [2022-10-17 16:31:51,725 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1115 transitions. [2022-10-17 16:31:51,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:31:51,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:51,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:51,909 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 16:31:52,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:52,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 700 states and 1124 transitions. [2022-10-17 16:31:52,214 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1124 transitions. [2022-10-17 16:31:52,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:31:52,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:52,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:52,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:52,429 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 16:31:52,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:52,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 714 states and 1140 transitions. [2022-10-17 16:31:52,656 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1140 transitions. [2022-10-17 16:31:52,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-10-17 16:31:52,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:52,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:52,828 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:31:52,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:52,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 718 states and 1145 transitions. [2022-10-17 16:31:52,929 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1145 transitions. [2022-10-17 16:31:52,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-10-17 16:31:52,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:52,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:53,504 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.