./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/array12_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/array12_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4 --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 64bit --witnessprinter.graph.data.programhash b994a1ec31b8c037535d8c99bc15e7231c0aea3fc6bbd2fe006bfaa61a5800c0 --- 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-2329fc7 [2022-12-14 16:18:20,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:18:20,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:18:20,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:18:20,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:18:20,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:18:20,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:18:20,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:18:20,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:18:20,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:18:20,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:18:20,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:18:20,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:18:20,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:18:20,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:18:20,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:18:20,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:18:20,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:18:20,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:18:20,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:18:20,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:18:20,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:18:20,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:18:20,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:18:20,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:18:20,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:18:20,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:18:20,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:18:20,205 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:18:20,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:18:20,206 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:18:20,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:18:20,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:18:20,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:18:20,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:18:20,208 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:18:20,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:18:20,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:18:20,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:18:20,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:18:20,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:18:20,211 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-12-14 16:18:20,231 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:18:20,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:18:20,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:18:20,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:18:20,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:18:20,234 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 16:18:20,234 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 16:18:20,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:18:20,234 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 16:18:20,234 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 16:18:20,235 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 16:18:20,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:18:20,235 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:18:20,235 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:18:20,235 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:18:20,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:18:20,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:18:20,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:18:20,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:18:20,236 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 16:18:20,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 16:18:20,237 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_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b994a1ec31b8c037535d8c99bc15e7231c0aea3fc6bbd2fe006bfaa61a5800c0 [2022-12-14 16:18:20,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:18:20,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:18:20,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:18:20,424 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:18:20,425 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:18:20,426 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-15/array12_alloca.i [2022-12-14 16:18:22,930 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:18:23,123 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:18:23,123 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/sv-benchmarks/c/termination-15/array12_alloca.i [2022-12-14 16:18:23,129 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4/data/fd3e8d87a/776a6225df954697a7c1f925e4dc3d6d/FLAG434c8c660 [2022-12-14 16:18:23,139 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4/data/fd3e8d87a/776a6225df954697a7c1f925e4dc3d6d [2022-12-14 16:18:23,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:18:23,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:18:23,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:18:23,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:18:23,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:18:23,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:18:23" (1/1) ... [2022-12-14 16:18:23,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aceb4bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:18:23, skipping insertion in model container [2022-12-14 16:18:23,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:18:23" (1/1) ... [2022-12-14 16:18:23,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:18:23,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:18:23,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:18:23,357 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:18:23,383 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:18:23,405 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:18:23,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:18:23 WrapperNode [2022-12-14 16:18:23,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:18:23,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:18:23,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:18:23,406 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:18:23,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:18:23" (1/1) ... [2022-12-14 16:18:23,421 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:18:23" (1/1) ... [2022-12-14 16:18:23,437 INFO L138 Inliner]: procedures = 151, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2022-12-14 16:18:23,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:18:23,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:18:23,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:18:23,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:18:23,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:18:23" (1/1) ... [2022-12-14 16:18:23,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:18:23" (1/1) ... [2022-12-14 16:18:23,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:18:23" (1/1) ... [2022-12-14 16:18:23,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:18:23" (1/1) ... [2022-12-14 16:18:23,451 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:18:23" (1/1) ... [2022-12-14 16:18:23,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:18:23" (1/1) ... [2022-12-14 16:18:23,454 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:18:23" (1/1) ... [2022-12-14 16:18:23,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:18:23" (1/1) ... [2022-12-14 16:18:23,456 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:18:23,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:18:23,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:18:23,457 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:18:23,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:18:23" (1/1) ... [2022-12-14 16:18:23,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:18:23,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:18:23,481 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:18:23,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:18:23,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 16:18:23,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 16:18:23,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 16:18:23,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 16:18:23,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:18:23,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:18:23,583 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:18:23,586 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:18:23,720 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:18:23,754 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:18:23,754 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 16:18:23,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:18:23 BoogieIcfgContainer [2022-12-14 16:18:23,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:18:23,757 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 16:18:23,757 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 16:18:23,765 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 16:18:23,765 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:18:23" (1/1) ... [2022-12-14 16:18:23,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:18:23,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:23,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-12-14 16:18:23,813 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-12-14 16:18:23,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 16:18:23,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:23,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:23,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:24,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:24,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2022-12-14 16:18:24,017 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2022-12-14 16:18:24,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 16:18:24,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:24,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:24,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:24,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:24,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:24,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-12-14 16:18:24,178 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-12-14 16:18:24,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 16:18:24,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:24,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:24,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:24,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:24,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2022-12-14 16:18:24,788 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2022-12-14 16:18:24,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 16:18:24,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:24,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:24,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:24,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:24,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-12-14 16:18:24,818 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-12-14 16:18:24,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 16:18:24,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:24,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:24,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:25,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:25,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-12-14 16:18:25,002 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-12-14 16:18:25,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 16:18:25,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:25,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:25,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:25,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:25,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-12-14 16:18:25,400 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-12-14 16:18:25,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 16:18:25,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:25,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:25,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:25,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:25,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:25,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-12-14 16:18:25,432 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-12-14 16:18:25,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 16:18:25,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:25,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:25,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:25,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:25,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2022-12-14 16:18:25,464 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2022-12-14 16:18:25,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 16:18:25,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:25,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:25,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:25,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:25,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:25,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2022-12-14 16:18:25,496 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2022-12-14 16:18:25,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 16:18:25,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:25,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:25,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:27,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:27,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2022-12-14 16:18:27,815 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2022-12-14 16:18:27,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 16:18:27,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:27,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:27,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:28,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:29,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:29,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2022-12-14 16:18:29,047 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2022-12-14 16:18:29,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 16:18:29,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:29,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:29,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:29,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:29,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2022-12-14 16:18:29,729 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2022-12-14 16:18:29,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 16:18:29,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:29,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:29,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:29,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:29,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:29,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2022-12-14 16:18:29,909 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2022-12-14 16:18:29,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 16:18:29,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:29,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:29,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:30,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:31,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:31,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 36 states and 62 transitions. [2022-12-14 16:18:31,085 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 62 transitions. [2022-12-14 16:18:31,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 16:18:31,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:31,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:31,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:31,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:31,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 37 states and 65 transitions. [2022-12-14 16:18:31,615 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 65 transitions. [2022-12-14 16:18:31,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 16:18:31,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:31,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:31,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:31,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:31,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 38 states and 67 transitions. [2022-12-14 16:18:31,790 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 67 transitions. [2022-12-14 16:18:31,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 16:18:31,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:31,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:31,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:32,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:32,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 40 states and 71 transitions. [2022-12-14 16:18:32,315 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 71 transitions. [2022-12-14 16:18:32,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 16:18:32,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:32,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:32,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 16:18:34,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:34,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 50 states and 96 transitions. [2022-12-14 16:18:34,058 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 96 transitions. [2022-12-14 16:18:34,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 16:18:34,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:34,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:34,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:34,075 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 16:18:34,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:34,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 50 states and 95 transitions. [2022-12-14 16:18:34,314 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 95 transitions. [2022-12-14 16:18:34,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 16:18:34,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:34,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:34,589 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:36,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:36,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 54 states and 104 transitions. [2022-12-14 16:18:36,107 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 104 transitions. [2022-12-14 16:18:36,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 16:18:36,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:36,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:36,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:36,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:36,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 55 states and 108 transitions. [2022-12-14 16:18:36,596 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 108 transitions. [2022-12-14 16:18:36,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 16:18:36,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:36,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:36,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 16:18:36,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:36,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 56 states and 110 transitions. [2022-12-14 16:18:36,946 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 110 transitions. [2022-12-14 16:18:36,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 16:18:36,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:36,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:36,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 16:18:37,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:37,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 58 states and 114 transitions. [2022-12-14 16:18:37,603 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 114 transitions. [2022-12-14 16:18:37,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 16:18:37,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:37,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:37,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:38,307 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:40,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:40,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 123 transitions. [2022-12-14 16:18:40,112 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 123 transitions. [2022-12-14 16:18:40,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 16:18:40,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:40,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:40,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:40,558 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:41,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:41,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 66 states and 129 transitions. [2022-12-14 16:18:41,646 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 129 transitions. [2022-12-14 16:18:41,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 16:18:41,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:41,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:42,026 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:42,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:42,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 68 states and 139 transitions. [2022-12-14 16:18:42,860 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 139 transitions. [2022-12-14 16:18:42,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 16:18:42,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:42,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:42,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:42,906 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 16:18:43,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:43,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 69 states and 140 transitions. [2022-12-14 16:18:43,535 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 140 transitions. [2022-12-14 16:18:43,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 16:18:43,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:43,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:43,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:43,954 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:45,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:45,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 73 states and 147 transitions. [2022-12-14 16:18:45,467 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 147 transitions. [2022-12-14 16:18:45,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 16:18:45,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:45,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:45,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:45,511 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 16:18:46,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:46,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 75 states and 151 transitions. [2022-12-14 16:18:46,433 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 151 transitions. [2022-12-14 16:18:46,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 16:18:46,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:46,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:46,466 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:47,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:47,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 76 states and 153 transitions. [2022-12-14 16:18:47,084 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 153 transitions. [2022-12-14 16:18:47,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 16:18:47,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:47,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:47,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:47,115 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:47,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:47,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 77 states and 158 transitions. [2022-12-14 16:18:47,771 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 158 transitions. [2022-12-14 16:18:47,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 16:18:47,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:47,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:47,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:48,138 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:50,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:50,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 82 states and 178 transitions. [2022-12-14 16:18:50,712 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 178 transitions. [2022-12-14 16:18:50,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 16:18:50,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:50,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:50,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:50,738 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 16:18:52,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:52,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 86 states and 183 transitions. [2022-12-14 16:18:52,044 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 183 transitions. [2022-12-14 16:18:52,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 16:18:52,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:52,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:52,071 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 16:18:53,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:53,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 88 states and 188 transitions. [2022-12-14 16:18:53,383 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 188 transitions. [2022-12-14 16:18:53,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 16:18:53,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:53,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:53,431 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:18:54,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:54,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 89 states and 191 transitions. [2022-12-14 16:18:54,120 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 191 transitions. [2022-12-14 16:18:54,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 16:18:54,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:54,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:54,157 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 16:18:54,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:54,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 90 states and 193 transitions. [2022-12-14 16:18:54,695 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 193 transitions. [2022-12-14 16:18:54,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 16:18:54,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:54,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:54,727 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 16:18:55,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:18:55,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 91 states and 194 transitions. [2022-12-14 16:18:55,254 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 194 transitions. [2022-12-14 16:18:55,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 16:18:55,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:18:55,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:18:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:18:56,531 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:19:01,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:19:01,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 101 states and 222 transitions. [2022-12-14 16:19:01,908 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 222 transitions. [2022-12-14 16:19:01,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 16:19:01,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:19:01,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:19:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:19:02,770 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:19:03,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:19:03,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 48 states and 88 transitions. [2022-12-14 16:19:03,825 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2022-12-14 16:19:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 16:19:03,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:19:03,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:19:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:19:04,457 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 16:19:08,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:19:08,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2022-12-14 16:19:08,291 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2022-12-14 16:19:08,291 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 16:19:08,291 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 41 iterations. [2022-12-14 16:19:08,298 INFO L754 CodeCheckObserver]: All specifications hold 9 specifications checked. All of them hold [2022-12-14 16:19:08,763 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-14 16:19:08,770 INFO L560 CodeCheckObserver]: Invariant with dag size 50 [2022-12-14 16:19:08,773 INFO L560 CodeCheckObserver]: Invariant with dag size 27 [2022-12-14 16:19:08,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 04:19:08 ImpRootNode [2022-12-14 16:19:08,775 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 16:19:08,775 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 16:19:08,775 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 16:19:08,775 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 16:19:08,775 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:18:23" (3/4) ... [2022-12-14 16:19:08,778 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 16:19:08,783 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-12-14 16:19:08,784 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-14 16:19:08,784 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 16:19:08,784 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 16:19:08,801 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\valid[arr] == 1 && arr <= 0) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && length * 4 <= 8589934584 + unknown-#length-unknown[arr]) && 4 <= arr + i * 4) && 1 <= length) && i <= 1) || (((((((((\valid[arr] == 1 && arr + 8 <= unknown-#length-unknown[arr]) && arr <= 0) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && i <= 2) && !(i <= 1)) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && length * 4 <= 8589934584 + unknown-#length-unknown[arr]) && 1 <= length) && 0 <= arr)) || (((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && i == 0) && \valid[arr] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length / 4611686018427387904 <= 0) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && 1 <= length) && 0 <= arr)) || ((((((((\valid[arr] == 1 && arr <= 0) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && !(i <= 2)) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && length * 4 <= 8589934584 + unknown-#length-unknown[arr]) && 1 <= length) && arr + i * 4 <= unknown-#length-unknown[arr]) && 0 <= arr) [2022-12-14 16:19:08,801 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2022-12-14 16:19:08,801 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\valid[arr] == 1 && (j + 1 <= 0 || length <= j)) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) || (((\valid[arr] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && arr + length * 4 <= unknown-#length-unknown[arr]) && 0 <= arr) [2022-12-14 16:19:08,808 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 16:19:08,808 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 16:19:08,809 INFO L158 Benchmark]: Toolchain (without parser) took 45667.13ms. Allocated memory is still 161.5MB. Free memory was 128.9MB in the beginning and 46.0MB in the end (delta: 83.0MB). Peak memory consumption was 85.2MB. Max. memory is 16.1GB. [2022-12-14 16:19:08,809 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 161.5MB. Free memory is still 115.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:19:08,809 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.22ms. Allocated memory is still 161.5MB. Free memory was 128.9MB in the beginning and 111.4MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 16:19:08,809 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.49ms. Allocated memory is still 161.5MB. Free memory was 111.4MB in the beginning and 109.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:19:08,810 INFO L158 Benchmark]: Boogie Preprocessor took 18.22ms. Allocated memory is still 161.5MB. Free memory was 109.8MB in the beginning and 108.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:19:08,810 INFO L158 Benchmark]: RCFGBuilder took 299.62ms. Allocated memory is still 161.5MB. Free memory was 108.2MB in the beginning and 93.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 16:19:08,810 INFO L158 Benchmark]: CodeCheck took 45017.82ms. Allocated memory is still 161.5MB. Free memory was 93.5MB in the beginning and 49.1MB in the end (delta: 44.4MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2022-12-14 16:19:08,810 INFO L158 Benchmark]: Witness Printer took 33.26ms. Allocated memory is still 161.5MB. Free memory was 49.1MB in the beginning and 46.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 16:19:08,812 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 21 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 44.5s, OverallIterations: 41, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5029 SdHoareTripleChecker+Valid, 19.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4516 mSDsluCounter, 3121 SdHoareTripleChecker+Invalid, 17.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2766 mSDsCounter, 3173 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14166 IncrementalHoareTripleChecker+Invalid, 17339 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3173 mSolverCounterUnsat, 355 mSDtfsCounter, 14166 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5021 GetRequests, 4416 SyntacticMatches, 191 SemanticMatches, 414 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90841 ImplicationChecksByTransitivity, 40.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 7.6s InterpolantComputationTime, 494 NumberOfCodeBlocks, 494 NumberOfCodeBlocksAsserted, 40 NumberOfCheckSat, 454 ConstructedInterpolants, 0 QuantifiedInterpolants, 5895 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 40 InterpolantComputations, 18 PerfectInterpolantSequences, 72/189 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 364]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 9 specifications checked. All of them hold - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: (((((((((\valid[arr] == 1 && arr <= 0) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && length * 4 <= 8589934584 + unknown-#length-unknown[arr]) && 4 <= arr + i * 4) && 1 <= length) && i <= 1) || (((((((((\valid[arr] == 1 && arr + 8 <= unknown-#length-unknown[arr]) && arr <= 0) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && i <= 2) && !(i <= 1)) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && length * 4 <= 8589934584 + unknown-#length-unknown[arr]) && 1 <= length) && 0 <= arr)) || (((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && i == 0) && \valid[arr] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length / 4611686018427387904 <= 0) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && 1 <= length) && 0 <= arr)) || ((((((((\valid[arr] == 1 && arr <= 0) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && !(i <= 2)) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && length * 4 <= 8589934584 + unknown-#length-unknown[arr]) && 1 <= length) && arr + i * 4 <= unknown-#length-unknown[arr]) && 0 <= arr) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: ((\valid[arr] == 1 && (j + 1 <= 0 || length <= j)) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) || (((\valid[arr] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && arr + length * 4 <= unknown-#length-unknown[arr]) && 0 <= arr) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 161.5MB. Free memory is still 115.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.22ms. Allocated memory is still 161.5MB. Free memory was 128.9MB in the beginning and 111.4MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.49ms. Allocated memory is still 161.5MB. Free memory was 111.4MB in the beginning and 109.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.22ms. Allocated memory is still 161.5MB. Free memory was 109.8MB in the beginning and 108.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 299.62ms. Allocated memory is still 161.5MB. Free memory was 108.2MB in the beginning and 93.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 45017.82ms. Allocated memory is still 161.5MB. Free memory was 93.5MB in the beginning and 49.1MB in the end (delta: 44.4MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * Witness Printer took 33.26ms. Allocated memory is still 161.5MB. Free memory was 49.1MB in the beginning and 46.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 16:19:08,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30f95def-f339-45a7-8d47-197694f6dbf8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE