./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/test-0513.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/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_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0513.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aaec9a71c2206d3d9fbfa56b3c6172e3ff60aad385f0ad346fdbde53f8ce1a2e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:03:22,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:03:22,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:03:22,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:03:22,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:03:22,079 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:03:22,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:03:22,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:03:22,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:03:22,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:03:22,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:03:22,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:03:22,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:03:22,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:03:22,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:03:22,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:03:22,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:03:22,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:03:22,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:03:22,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:03:22,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:03:22,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:03:22,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:03:22,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:03:22,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:03:22,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:03:22,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:03:22,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:03:22,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:03:22,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:03:22,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:03:22,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:03:22,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:03:22,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:03:22,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:03:22,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:03:22,130 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:03:22,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:03:22,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:03:22,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:03:22,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:03:22,135 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 17:03:22,172 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:03:22,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:03:22,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:03:22,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:03:22,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:03:22,176 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:03:22,176 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:03:22,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:03:22,177 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:03:22,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:03:22,178 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:03:22,179 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:03:22,179 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:03:22,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:03:22,180 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:03:22,180 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:03:22,180 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:03:22,180 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:03:22,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:03:22,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:22,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:03:22,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:03:22,182 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:03:22,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:03:22,182 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_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aaec9a71c2206d3d9fbfa56b3c6172e3ff60aad385f0ad346fdbde53f8ce1a2e [2022-10-17 17:03:22,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:03:22,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:03:22,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:03:22,552 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:03:22,553 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:03:22,555 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/memsafety/test-0513.i [2022-10-17 17:03:22,665 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/bin/ukojak-92XMlrwhuB/data/b4342ea91/da59ff3394e0494ea9b8ba25144e4fed/FLAG693242975 [2022-10-17 17:03:23,279 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:03:23,280 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/sv-benchmarks/c/memsafety/test-0513.i [2022-10-17 17:03:23,306 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/bin/ukojak-92XMlrwhuB/data/b4342ea91/da59ff3394e0494ea9b8ba25144e4fed/FLAG693242975 [2022-10-17 17:03:23,530 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/bin/ukojak-92XMlrwhuB/data/b4342ea91/da59ff3394e0494ea9b8ba25144e4fed [2022-10-17 17:03:23,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:03:23,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:03:23,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:23,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:03:23,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:03:23,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:23" (1/1) ... [2022-10-17 17:03:23,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1509a64a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:23, skipping insertion in model container [2022-10-17 17:03:23,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:23" (1/1) ... [2022-10-17 17:03:23,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:03:23,602 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:03:24,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:24,069 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:03:24,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:24,190 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:03:24,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24 WrapperNode [2022-10-17 17:03:24,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:24,192 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:24,192 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:03:24,193 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:03:24,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,280 INFO L138 Inliner]: procedures = 123, calls = 37, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 124 [2022-10-17 17:03:24,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:24,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:03:24,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:03:24,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:03:24,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,310 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:03:24,320 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:03:24,320 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:03:24,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:03:24,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:24,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:03:24,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:03:24,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cadb114-84d3-4eda-b6f5-5dcfb46c7991/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:03:24,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:03:24,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:03:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:03:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:03:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:03:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:03:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:03:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:03:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:03:24,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:03:24,509 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:03:24,511 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:03:25,085 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:03:25,218 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:03:25,218 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 17:03:25,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:25 BoogieIcfgContainer [2022-10-17 17:03:25,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:03:25,222 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:03:25,222 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:03:25,233 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:03:25,233 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:25" (1/1) ... [2022-10-17 17:03:25,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:03:25,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:25,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 111 states and 121 transitions. [2022-10-17 17:03:25,308 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 121 transitions. [2022-10-17 17:03:25,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:03:25,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:25,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:25,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:25,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:25,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 111 states and 120 transitions. [2022-10-17 17:03:25,467 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 120 transitions. [2022-10-17 17:03:25,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:03:25,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:25,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:25,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:25,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:25,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:25,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 110 states and 119 transitions. [2022-10-17 17:03:25,581 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 119 transitions. [2022-10-17 17:03:25,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:03:25,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:25,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:25,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:25,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:25,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 109 states and 118 transitions. [2022-10-17 17:03:25,831 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 118 transitions. [2022-10-17 17:03:25,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:03:25,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:25,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:25,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:25,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:25,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 108 states and 117 transitions. [2022-10-17 17:03:25,939 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 117 transitions. [2022-10-17 17:03:25,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:03:25,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:25,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:26,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:26,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:26,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 107 states and 116 transitions. [2022-10-17 17:03:26,265 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 116 transitions. [2022-10-17 17:03:26,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:03:26,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:26,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:26,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:26,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:26,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:26,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 111 states and 123 transitions. [2022-10-17 17:03:26,374 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 123 transitions. [2022-10-17 17:03:26,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:03:26,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:26,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:26,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:26,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:26,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:26,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 114 states and 126 transitions. [2022-10-17 17:03:26,568 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 126 transitions. [2022-10-17 17:03:26,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:03:26,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:26,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:26,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:26,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:26,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 113 states and 125 transitions. [2022-10-17 17:03:26,720 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 125 transitions. [2022-10-17 17:03:26,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:03:26,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:26,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:26,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:27,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:27,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 112 states and 124 transitions. [2022-10-17 17:03:27,022 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 124 transitions. [2022-10-17 17:03:27,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:03:27,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:27,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:27,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:27,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 115 states and 127 transitions. [2022-10-17 17:03:27,379 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 127 transitions. [2022-10-17 17:03:27,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:03:27,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:27,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:27,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:27,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:27,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 116 states and 129 transitions. [2022-10-17 17:03:27,432 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 129 transitions. [2022-10-17 17:03:27,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:03:27,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:27,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:27,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:28,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:28,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 117 states and 133 transitions. [2022-10-17 17:03:28,015 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 133 transitions. [2022-10-17 17:03:28,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:03:28,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:28,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:28,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:28,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:28,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:28,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 121 states and 142 transitions. [2022-10-17 17:03:28,914 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 142 transitions. [2022-10-17 17:03:28,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:03:28,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:28,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:28,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:29,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:29,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:29,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 125 states and 152 transitions. [2022-10-17 17:03:29,367 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 152 transitions. [2022-10-17 17:03:29,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:03:29,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:29,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:29,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:30,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:30,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 130 states and 165 transitions. [2022-10-17 17:03:30,179 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 165 transitions. [2022-10-17 17:03:30,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:03:30,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:30,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:30,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:30,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:30,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 133 states and 170 transitions. [2022-10-17 17:03:30,546 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 170 transitions. [2022-10-17 17:03:30,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:03:30,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:30,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:30,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:30,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:30,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 136 states and 175 transitions. [2022-10-17 17:03:30,789 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 175 transitions. [2022-10-17 17:03:30,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:03:30,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:30,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:31,343 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:32,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:32,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 140 states and 184 transitions. [2022-10-17 17:03:32,109 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 184 transitions. [2022-10-17 17:03:32,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:03:32,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:32,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:32,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:32,338 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:33,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:33,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 144 states and 191 transitions. [2022-10-17 17:03:33,112 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 191 transitions. [2022-10-17 17:03:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:03:33,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:33,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:33,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:33,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:33,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:33,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 143 states and 190 transitions. [2022-10-17 17:03:33,159 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 190 transitions. [2022-10-17 17:03:33,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:03:33,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:33,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:33,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:33,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:33,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:33,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 145 states and 194 transitions. [2022-10-17 17:03:33,662 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 194 transitions. [2022-10-17 17:03:33,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:03:33,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:33,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:33,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:33,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:33,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 144 states and 193 transitions. [2022-10-17 17:03:33,708 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 193 transitions. [2022-10-17 17:03:33,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:03:33,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:33,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:33,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:33,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:34,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:34,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 146 states and 196 transitions. [2022-10-17 17:03:34,049 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 196 transitions. [2022-10-17 17:03:34,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:03:34,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:34,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:34,130 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:03:34,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:34,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 147 states and 198 transitions. [2022-10-17 17:03:34,402 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 198 transitions. [2022-10-17 17:03:34,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:03:34,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:34,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:34,492 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:03:35,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:35,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 148 states and 200 transitions. [2022-10-17 17:03:35,159 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 200 transitions. [2022-10-17 17:03:35,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:03:35,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:35,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:35,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:35,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:35,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 149 states and 200 transitions. [2022-10-17 17:03:35,329 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 200 transitions. [2022-10-17 17:03:35,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:03:35,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:35,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:35,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:37,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:37,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 154 states and 209 transitions. [2022-10-17 17:03:37,370 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 209 transitions. [2022-10-17 17:03:37,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:03:37,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:37,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:37,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:37,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:37,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:37,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 157 states and 214 transitions. [2022-10-17 17:03:37,922 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 214 transitions. [2022-10-17 17:03:37,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:03:37,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:37,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:37,960 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 17:03:38,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:38,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 158 states and 216 transitions. [2022-10-17 17:03:38,281 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 216 transitions. [2022-10-17 17:03:38,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:03:38,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:38,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:38,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:38,437 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:39,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:39,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 160 states and 222 transitions. [2022-10-17 17:03:39,145 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 222 transitions. [2022-10-17 17:03:39,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:03:39,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:39,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:39,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:42,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:42,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 169 states and 238 transitions. [2022-10-17 17:03:42,195 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 238 transitions. [2022-10-17 17:03:42,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 17:03:42,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:42,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:42,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:42,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:42,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 172 states and 243 transitions. [2022-10-17 17:03:42,709 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 243 transitions. [2022-10-17 17:03:42,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:03:42,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:42,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:42,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:42,752 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 17:03:43,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:43,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 172 states and 242 transitions. [2022-10-17 17:03:43,124 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 242 transitions. [2022-10-17 17:03:43,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:03:43,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:43,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:43,239 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:03:43,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:43,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 173 states and 242 transitions. [2022-10-17 17:03:43,466 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 242 transitions. [2022-10-17 17:03:43,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:03:43,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:43,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:43,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:43,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:44,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:44,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 172 states and 241 transitions. [2022-10-17 17:03:44,125 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 241 transitions. [2022-10-17 17:03:44,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:03:44,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:44,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:44,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:44,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:49,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:49,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 183 states and 262 transitions. [2022-10-17 17:03:49,648 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 262 transitions. [2022-10-17 17:03:49,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:03:49,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:49,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:49,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:50,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.