./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/verifythis/lcp.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/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_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/verifythis/lcp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/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 32bit --witnessprinter.graph.data.programhash 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a --- 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 23:31:48,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:31:48,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:31:48,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:31:48,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:31:48,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:31:48,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:31:48,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:31:48,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:31:48,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:31:48,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:31:48,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:31:48,326 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:31:48,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:31:48,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:31:48,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:31:48,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:31:48,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:31:48,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:31:48,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:31:48,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:31:48,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:31:48,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:31:48,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:31:48,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:31:48,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:31:48,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:31:48,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:31:48,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:31:48,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:31:48,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:31:48,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:31:48,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:31:48,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:31:48,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:31:48,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:31:48,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:31:48,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:31:48,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:31:48,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:31:48,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:31:48,349 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 23:31:48,362 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:31:48,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:31:48,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:31:48,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:31:48,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:31:48,364 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:31:48,364 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:31:48,364 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:31:48,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:31:48,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:31:48,364 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 23:31:48,365 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 23:31:48,365 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 23:31:48,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:31:48,365 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:31:48,365 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:31:48,365 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:31:48,365 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:31:48,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:31:48,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:31:48,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:31:48,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:31:48,366 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:31:48,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:31:48,366 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_25cac8e8-cedd-4668-a498-cbf815258d0e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a [2022-12-14 23:31:48,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:31:48,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:31:48,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:31:48,564 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:31:48,564 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:31:48,565 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/verifythis/lcp.c [2022-12-14 23:31:51,143 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:31:51,304 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:31:51,305 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/sv-benchmarks/c/verifythis/lcp.c [2022-12-14 23:31:51,311 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/data/c9f13b6e1/58d5dd933fc342acb3fe98d126ade58c/FLAG507b6fc53 [2022-12-14 23:31:51,323 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/data/c9f13b6e1/58d5dd933fc342acb3fe98d126ade58c [2022-12-14 23:31:51,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:31:51,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:31:51,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:31:51,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:31:51,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:31:51,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:31:51" (1/1) ... [2022-12-14 23:31:51,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47368277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:31:51, skipping insertion in model container [2022-12-14 23:31:51,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:31:51" (1/1) ... [2022-12-14 23:31:51,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:31:51,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:31:51,461 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/sv-benchmarks/c/verifythis/lcp.c[515,528] [2022-12-14 23:31:51,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:31:51,483 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:31:51,492 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/sv-benchmarks/c/verifythis/lcp.c[515,528] [2022-12-14 23:31:51,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:31:51,507 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:31:51,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:31:51 WrapperNode [2022-12-14 23:31:51,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:31:51,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:31:51,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:31:51,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:31:51,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:31:51" (1/1) ... [2022-12-14 23:31:51,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:31:51" (1/1) ... [2022-12-14 23:31:51,535 INFO L138 Inliner]: procedures = 20, calls = 29, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 104 [2022-12-14 23:31:51,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:31:51,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:31:51,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:31:51,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:31:51,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:31:51" (1/1) ... [2022-12-14 23:31:51,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:31:51" (1/1) ... [2022-12-14 23:31:51,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:31:51" (1/1) ... [2022-12-14 23:31:51,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:31:51" (1/1) ... [2022-12-14 23:31:51,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:31:51" (1/1) ... [2022-12-14 23:31:51,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:31:51" (1/1) ... [2022-12-14 23:31:51,552 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:31:51" (1/1) ... [2022-12-14 23:31:51,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:31:51" (1/1) ... [2022-12-14 23:31:51,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:31:51,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:31:51,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:31:51,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:31:51,556 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:31:51" (1/1) ... [2022-12-14 23:31:51,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:31:51,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:31:51,577 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:31:51,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:31:51,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:31:51,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:31:51,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:31:51,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:31:51,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:31:51,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:31:51,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:31:51,674 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:31:51,675 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:31:51,849 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:31:51,913 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:31:51,913 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 23:31:51,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:31:51 BoogieIcfgContainer [2022-12-14 23:31:51,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:31:51,916 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:31:51,916 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:31:51,924 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:31:51,924 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:31:51" (1/1) ... [2022-12-14 23:31:51,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:31:51,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:31:51,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2022-12-14 23:31:51,970 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2022-12-14 23:31:51,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:31:51,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:31:51,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:31:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:31:52,215 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 23:31:52,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:31:52,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2022-12-14 23:31:52,245 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2022-12-14 23:31:52,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:31:52,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:31:52,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:31:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:31:52,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:31:52,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:31:52,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2022-12-14 23:31:52,838 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2022-12-14 23:31:52,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:31:52,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:31:52,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:31:52,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:31:53,153 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 23:31:53,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:31:53,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 52 states and 66 transitions. [2022-12-14 23:31:53,809 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2022-12-14 23:31:53,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:31:53,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:31:53,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:31:53,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:31:53,828 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 23:31:53,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:31:53,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 52 states and 65 transitions. [2022-12-14 23:31:53,935 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2022-12-14 23:31:53,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 23:31:53,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:31:53,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:31:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:31:54,038 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 23:31:54,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:31:54,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 57 states and 81 transitions. [2022-12-14 23:31:54,493 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2022-12-14 23:31:54,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 23:31:54,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:31:54,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:31:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:31:54,572 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 23:31:54,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:31:54,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2022-12-14 23:31:54,717 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2022-12-14 23:31:54,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:31:54,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:31:54,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:31:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:31:54,766 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 23:31:54,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:31:54,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 60 states and 90 transitions. [2022-12-14 23:31:54,937 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 90 transitions. [2022-12-14 23:31:54,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 23:31:54,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:31:54,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:31:54,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:31:55,135 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 23:31:56,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:31:56,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 65 states and 103 transitions. [2022-12-14 23:31:56,370 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 103 transitions. [2022-12-14 23:31:56,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 23:31:56,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:31:56,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:31:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:31:56,425 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 23:31:56,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:31:56,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 66 states and 105 transitions. [2022-12-14 23:31:56,584 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 105 transitions. [2022-12-14 23:31:56,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:31:56,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:31:56,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:31:56,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:31:56,604 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:31:56,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:31:56,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 66 states and 104 transitions. [2022-12-14 23:31:56,757 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 104 transitions. [2022-12-14 23:31:56,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:31:56,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:31:56,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:31:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:31:56,779 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:31:56,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:31:56,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 66 states and 103 transitions. [2022-12-14 23:31:56,930 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 103 transitions. [2022-12-14 23:31:56,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:31:56,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:31:56,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:31:56,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:31:57,426 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 23:31:59,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:31:59,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 73 states and 127 transitions. [2022-12-14 23:31:59,641 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 127 transitions. [2022-12-14 23:31:59,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:31:59,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:31:59,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:31:59,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:31:59,752 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 23:32:00,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:32:00,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 74 states and 131 transitions. [2022-12-14 23:32:00,078 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 131 transitions. [2022-12-14 23:32:00,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:32:00,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:32:00,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:32:00,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:32:00,294 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:32:01,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:32:01,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 76 states and 135 transitions. [2022-12-14 23:32:01,138 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 135 transitions. [2022-12-14 23:32:01,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:32:01,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:32:01,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:32:01,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:32:02,143 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:32:03,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:32:03,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 77 states and 137 transitions. [2022-12-14 23:32:03,206 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 137 transitions. [2022-12-14 23:32:03,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:32:03,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:32:03,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:32:03,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:32:03,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:32:04,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:32:04,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 80 states and 149 transitions. [2022-12-14 23:32:04,883 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 149 transitions. [2022-12-14 23:32:04,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:32:04,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:32:04,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:32:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:32:05,086 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:32:07,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:32:07,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 86 states and 160 transitions. [2022-12-14 23:32:07,596 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 160 transitions. [2022-12-14 23:32:07,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:32:07,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:32:07,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:32:07,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:32:08,593 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:32:13,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:32:13,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 96 states and 188 transitions. [2022-12-14 23:32:13,961 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 188 transitions. [2022-12-14 23:32:13,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 23:32:13,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:32:13,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:32:13,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:32:13,977 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:32:13,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:32:13,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 95 states and 187 transitions. [2022-12-14 23:32:13,997 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 187 transitions. [2022-12-14 23:32:13,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 23:32:13,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:32:13,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:32:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:32:15,272 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:32:24,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:32:24,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 106 states and 218 transitions. [2022-12-14 23:32:24,523 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 218 transitions. [2022-12-14 23:32:24,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 23:32:24,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:32:24,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:32:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:32:24,557 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:32:29,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:32:29,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 111 states and 247 transitions. [2022-12-14 23:32:29,174 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 247 transitions. [2022-12-14 23:32:29,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 23:32:29,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:32:29,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:32:29,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:32:29,463 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:32:38,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:32:38,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 119 states and 268 transitions. [2022-12-14 23:32:38,422 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 268 transitions. [2022-12-14 23:32:38,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:32:38,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:32:38,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:32:38,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:32:39,333 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:32:45,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:32:45,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 126 states and 292 transitions. [2022-12-14 23:32:45,933 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 292 transitions. [2022-12-14 23:32:45,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:32:45,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:32:45,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:32:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:32:45,945 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 23:32:46,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:32:46,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 126 states and 291 transitions. [2022-12-14 23:32:46,505 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 291 transitions. [2022-12-14 23:32:46,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:32:46,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:32:46,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:32:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:32:46,518 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 23:32:47,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:32:47,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 122 states and 280 transitions. [2022-12-14 23:32:47,109 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 280 transitions. [2022-12-14 23:32:47,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:32:47,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:32:47,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:32:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:32:48,604 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:32:52,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:32:52,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 125 states and 288 transitions. [2022-12-14 23:32:52,524 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 288 transitions. [2022-12-14 23:32:52,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:32:52,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:32:52,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:32:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:32:52,930 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:32:54,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:32:54,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 127 states and 296 transitions. [2022-12-14 23:32:54,817 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 296 transitions. [2022-12-14 23:32:54,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:32:54,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:32:54,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:32:54,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:32:56,801 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:33:00,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:33:00,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 129 states and 314 transitions. [2022-12-14 23:33:00,398 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 314 transitions. [2022-12-14 23:33:00,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:33:00,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:33:00,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:33:00,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:33:02,816 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:33:07,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:33:07,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 133 states and 328 transitions. [2022-12-14 23:33:07,825 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 328 transitions. [2022-12-14 23:33:07,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:33:07,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:33:07,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:33:07,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:33:07,990 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:33:08,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:33:08,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 134 states and 331 transitions. [2022-12-14 23:33:08,806 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 331 transitions. [2022-12-14 23:33:08,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:33:08,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:33:08,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:33:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:33:08,820 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:33:09,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:33:09,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 133 states and 330 transitions. [2022-12-14 23:33:09,565 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 330 transitions. [2022-12-14 23:33:09,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:33:09,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:33:09,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:33:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:33:10,975 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:33:29,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:33:29,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 147 states and 367 transitions. [2022-12-14 23:33:29,668 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 367 transitions. [2022-12-14 23:33:29,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:33:29,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:33:29,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:33:29,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:33:32,427 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:33:42,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:33:42,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 151 states and 388 transitions. [2022-12-14 23:33:42,151 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 388 transitions. [2022-12-14 23:33:42,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:33:42,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:33:42,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:33:42,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:33:44,190 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:33:48,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:33:48,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 154 states and 404 transitions. [2022-12-14 23:33:48,475 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 404 transitions. [2022-12-14 23:33:48,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:33:48,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:33:48,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:33:48,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:33:48,506 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:33:50,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:33:50,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 155 states and 406 transitions. [2022-12-14 23:33:50,107 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 406 transitions. [2022-12-14 23:33:50,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:33:50,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:33:50,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:33:50,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:33:50,136 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:33:52,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:33:52,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 157 states and 410 transitions. [2022-12-14 23:33:52,121 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 410 transitions. [2022-12-14 23:33:52,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:33:52,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:33:52,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:33:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:33:52,399 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:33:57,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:33:57,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 162 states and 417 transitions. [2022-12-14 23:33:57,641 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 417 transitions. [2022-12-14 23:33:57,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:33:57,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:33:57,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:33:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:33:58,394 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:34:06,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:34:06,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 166 states and 434 transitions. [2022-12-14 23:34:06,048 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 434 transitions. [2022-12-14 23:34:06,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:34:06,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:34:06,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:34:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:34:08,030 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:34:12,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:34:12,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 169 states and 445 transitions. [2022-12-14 23:34:12,668 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 445 transitions. [2022-12-14 23:34:12,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:34:12,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:34:12,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:34:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:34:13,093 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:34:38,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:34:38,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 186 states and 488 transitions. [2022-12-14 23:34:38,574 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 488 transitions. [2022-12-14 23:34:38,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:34:38,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:34:38,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:34:38,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:34:38,629 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 23:34:49,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:34:49,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 192 states and 513 transitions. [2022-12-14 23:34:49,791 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 513 transitions. [2022-12-14 23:34:49,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:34:49,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:34:49,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:34:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:34:49,835 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 23:34:51,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:34:51,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 193 states and 516 transitions. [2022-12-14 23:34:51,664 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 516 transitions. [2022-12-14 23:34:51,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:34:51,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:34:51,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:34:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:34:51,793 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:35:01,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:01,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 200 states and 526 transitions. [2022-12-14 23:35:01,010 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 526 transitions. [2022-12-14 23:35:01,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:35:01,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:01,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:35:01,075 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 23:35:07,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:07,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 203 states and 542 transitions. [2022-12-14 23:35:07,727 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 542 transitions. [2022-12-14 23:35:07,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:35:07,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:07,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:07,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:35:10,066 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:35:19,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:19,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 206 states and 561 transitions. [2022-12-14 23:35:19,187 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 561 transitions. [2022-12-14 23:35:19,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:35:19,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:19,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:35:19,330 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:35:21,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:21,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 207 states and 568 transitions. [2022-12-14 23:35:21,450 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 568 transitions. [2022-12-14 23:35:21,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:35:21,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:21,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:21,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:35:21,504 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 23:35:23,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:23,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 208 states and 570 transitions. [2022-12-14 23:35:23,373 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 570 transitions. [2022-12-14 23:35:23,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:35:23,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:23,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:35:24,381 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:35:59,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:35:59,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 227 states and 620 transitions. [2022-12-14 23:35:59,879 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 620 transitions. [2022-12-14 23:35:59,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:35:59,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:35:59,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:35:59,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:35:59,920 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 23:36:02,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:36:02,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 228 states and 620 transitions. [2022-12-14 23:36:02,290 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 620 transitions. [2022-12-14 23:36:02,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:36:02,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:36:02,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:36:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:36:02,371 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 23:36:11,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:36:11,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 232 states and 631 transitions. [2022-12-14 23:36:11,570 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 631 transitions. [2022-12-14 23:36:11,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:36:11,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:36:11,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:36:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:36:11,662 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 23:36:13,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:36:13,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 233 states and 631 transitions. [2022-12-14 23:36:13,977 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 631 transitions. [2022-12-14 23:36:13,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:36:13,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:36:13,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:36:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:36:14,100 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 23:36:19,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:36:19,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 235 states and 642 transitions. [2022-12-14 23:36:19,947 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 642 transitions. [2022-12-14 23:36:19,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:36:19,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:36:19,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:36:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:36:21,501 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 23:36:34,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:36:34,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 239 states and 659 transitions. [2022-12-14 23:36:34,191 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 659 transitions. [2022-12-14 23:36:34,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:36:34,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:36:34,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:36:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:36:34,220 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 23:36:36,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:36:36,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 240 states and 659 transitions. [2022-12-14 23:36:36,677 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 659 transitions. [2022-12-14 23:36:36,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:36:36,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:36:36,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:36:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:36:36,702 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 23:36:44,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:36:44,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 243 states and 662 transitions. [2022-12-14 23:36:44,076 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 662 transitions. [2022-12-14 23:36:44,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:36:44,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:36:44,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:36:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:36:44,096 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 23:36:46,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:36:46,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 244 states and 662 transitions. [2022-12-14 23:36:46,205 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 662 transitions. [2022-12-14 23:36:46,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:36:46,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:36:46,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:36:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:36:46,243 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 23:36:53,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:36:53,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 247 states and 665 transitions. [2022-12-14 23:36:53,703 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 665 transitions. [2022-12-14 23:36:53,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:36:53,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:36:53,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:36:53,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:36:53,739 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 23:36:56,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:36:56,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2022-12-14 23:36:56,285 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-12-14 23:36:56,285 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 23:36:56,285 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 59 iterations. [2022-12-14 23:36:56,291 INFO L754 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2022-12-14 23:36:57,418 INFO L560 CodeCheckObserver]: Invariant with dag size 65 [2022-12-14 23:36:57,421 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:265) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:173) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:173) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:173) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:401) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.reportResult(CodeCheckObserver.java:793) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createInvariantResults(CodeCheckObserver.java:564) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:520) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 23:36:57,424 INFO L158 Benchmark]: Toolchain (without parser) took 306096.97ms. Allocated memory was 142.6MB in the beginning and 434.1MB in the end (delta: 291.5MB). Free memory was 109.3MB in the beginning and 239.8MB in the end (delta: -130.4MB). Peak memory consumption was 344.5MB. Max. memory is 16.1GB. [2022-12-14 23:36:57,424 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 117.4MB. Free memory was 95.4MB in the beginning and 95.3MB in the end (delta: 140.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:36:57,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 179.48ms. Allocated memory is still 142.6MB. Free memory was 109.0MB in the beginning and 98.2MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 23:36:57,425 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.78ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 96.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:36:57,425 INFO L158 Benchmark]: Boogie Preprocessor took 18.81ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 95.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:36:57,425 INFO L158 Benchmark]: RCFGBuilder took 360.66ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 70.6MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 23:36:57,426 INFO L158 Benchmark]: CodeCheck took 305507.24ms. Allocated memory was 142.6MB in the beginning and 434.1MB in the end (delta: 291.5MB). Free memory was 70.6MB in the beginning and 239.8MB in the end (delta: -169.2MB). Peak memory consumption was 306.8MB. Max. memory is 16.1GB. [2022-12-14 23:36:57,427 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, 42 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 304.3s, OverallIterations: 59, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12108 SdHoareTripleChecker+Valid, 89.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11648 mSDsluCounter, 2686 SdHoareTripleChecker+Invalid, 79.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1982 mSDsCounter, 8583 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 55095 IncrementalHoareTripleChecker+Invalid, 63678 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8583 mSolverCounterUnsat, 704 mSDtfsCounter, 55095 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10015 GetRequests, 8752 SyntacticMatches, 283 SemanticMatches, 980 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 433851 ImplicationChecksByTransitivity, 293.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 28.7s InterpolantComputationTime, 843 NumberOfCodeBlocks, 843 NumberOfCodeBlocksAsserted, 58 NumberOfCheckSat, 785 ConstructedInterpolants, 0 QuantifiedInterpolants, 11674 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 58 InterpolantComputations, 25 PerfectInterpolantSequences, 275/466 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: 13]: all allocated memory was freed For all program executions holds that all allocated memory was freed 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: 13]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 35]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (const Int (Array Int Int)) de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: unknown symbol (const Int (Array Int Int)): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:265) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 117.4MB. Free memory was 95.4MB in the beginning and 95.3MB in the end (delta: 140.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 179.48ms. Allocated memory is still 142.6MB. Free memory was 109.0MB in the beginning and 98.2MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.78ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 96.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.81ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 95.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 360.66ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 70.6MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 305507.24ms. Allocated memory was 142.6MB in the beginning and 434.1MB in the end (delta: 291.5MB). Free memory was 70.6MB in the beginning and 239.8MB in the end (delta: -169.2MB). Peak memory consumption was 306.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:36:57,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/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_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/verifythis/lcp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/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 32bit --witnessprinter.graph.data.programhash 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a --- 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 23:36:59,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:36:59,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:36:59,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:36:59,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:36:59,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:36:59,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:36:59,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:36:59,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:36:59,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:36:59,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:36:59,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:36:59,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:36:59,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:36:59,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:36:59,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:36:59,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:36:59,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:36:59,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:36:59,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:36:59,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:36:59,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:36:59,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:36:59,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:36:59,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:36:59,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:36:59,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:36:59,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:36:59,119 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:36:59,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:36:59,121 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:36:59,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:36:59,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:36:59,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:36:59,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:36:59,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:36:59,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:36:59,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:36:59,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:36:59,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:36:59,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:36:59,128 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-14 23:36:59,149 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:36:59,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:36:59,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:36:59,151 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:36:59,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:36:59,151 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:36:59,151 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:36:59,152 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:36:59,152 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:36:59,152 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:36:59,152 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 23:36:59,152 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 23:36:59,153 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 23:36:59,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:36:59,153 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:36:59,153 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:36:59,153 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:36:59,154 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:36:59,154 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:36:59,154 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:36:59,154 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:36:59,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:36:59,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:36:59,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:36:59,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:36:59,155 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:36:59,155 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:36:59,155 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:36:59,156 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:36:59,156 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_25cac8e8-cedd-4668-a498-cbf815258d0e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a [2022-12-14 23:36:59,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:36:59,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:36:59,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:36:59,419 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:36:59,419 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:36:59,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/verifythis/lcp.c [2022-12-14 23:37:01,956 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:37:02,101 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:37:02,101 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/sv-benchmarks/c/verifythis/lcp.c [2022-12-14 23:37:02,106 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/data/8265db1b9/411dcd1403d94725bc1e3486928f024d/FLAG60567591f [2022-12-14 23:37:02,116 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/data/8265db1b9/411dcd1403d94725bc1e3486928f024d [2022-12-14 23:37:02,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:37:02,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:37:02,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:37:02,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:37:02,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:37:02,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:37:02" (1/1) ... [2022-12-14 23:37:02,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b9a86d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:02, skipping insertion in model container [2022-12-14 23:37:02,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:37:02" (1/1) ... [2022-12-14 23:37:02,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:37:02,138 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:37:02,237 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/sv-benchmarks/c/verifythis/lcp.c[515,528] [2022-12-14 23:37:02,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:37:02,269 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:37:02,279 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/sv-benchmarks/c/verifythis/lcp.c[515,528] [2022-12-14 23:37:02,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:37:02,297 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:37:02,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:02 WrapperNode [2022-12-14 23:37:02,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:37:02,298 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:37:02,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:37:02,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:37:02,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:02" (1/1) ... [2022-12-14 23:37:02,311 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:02" (1/1) ... [2022-12-14 23:37:02,327 INFO L138 Inliner]: procedures = 22, calls = 29, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 99 [2022-12-14 23:37:02,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:37:02,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:37:02,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:37:02,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:37:02,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:02" (1/1) ... [2022-12-14 23:37:02,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:02" (1/1) ... [2022-12-14 23:37:02,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:02" (1/1) ... [2022-12-14 23:37:02,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:02" (1/1) ... [2022-12-14 23:37:02,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:02" (1/1) ... [2022-12-14 23:37:02,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:02" (1/1) ... [2022-12-14 23:37:02,346 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:02" (1/1) ... [2022-12-14 23:37:02,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:02" (1/1) ... [2022-12-14 23:37:02,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:37:02,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:37:02,350 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:37:02,350 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:37:02,350 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:37:02" (1/1) ... [2022-12-14 23:37:02,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:37:02,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:37:02,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:37:02,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:37:02,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:37:02,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 23:37:02,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:37:02,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 23:37:02,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:37:02,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:37:02,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:37:02,486 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:37:02,488 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:37:02,814 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:37:02,883 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:37:02,883 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 23:37:02,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:37:02 BoogieIcfgContainer [2022-12-14 23:37:02,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:37:02,887 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:37:02,887 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:37:02,896 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:37:02,897 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:37:02" (1/1) ... [2022-12-14 23:37:02,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:37:02,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:37:02,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2022-12-14 23:37:02,957 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2022-12-14 23:37:02,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:37:02,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:37:02,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:37:02,991 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 23:37:02,994 INFO L158 Benchmark]: Toolchain (without parser) took 874.74ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 41.6MB in the beginning and 51.7MB in the end (delta: -10.1MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-12-14 23:37:02,994 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 69.2MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:37:02,995 INFO L158 Benchmark]: CACSL2BoogieTranslator took 178.17ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 41.4MB in the beginning and 66.4MB in the end (delta: -25.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 23:37:02,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.89ms. Allocated memory is still 88.1MB. Free memory was 66.4MB in the beginning and 64.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:37:02,995 INFO L158 Benchmark]: Boogie Preprocessor took 21.12ms. Allocated memory is still 88.1MB. Free memory was 64.3MB in the beginning and 63.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:37:02,996 INFO L158 Benchmark]: RCFGBuilder took 536.62ms. Allocated memory is still 88.1MB. Free memory was 62.6MB in the beginning and 58.0MB in the end (delta: 4.6MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2022-12-14 23:37:02,996 INFO L158 Benchmark]: CodeCheck took 106.09ms. Allocated memory is still 88.1MB. Free memory was 57.5MB in the beginning and 51.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 23:37:02,998 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 69.2MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 178.17ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 41.4MB in the beginning and 66.4MB in the end (delta: -25.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.89ms. Allocated memory is still 88.1MB. Free memory was 66.4MB in the beginning and 64.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.12ms. Allocated memory is still 88.1MB. Free memory was 64.3MB in the beginning and 63.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 536.62ms. Allocated memory is still 88.1MB. Free memory was 62.6MB in the beginning and 58.0MB in the end (delta: 4.6MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * CodeCheck took 106.09ms. Allocated memory is still 88.1MB. Free memory was 57.5MB in the beginning and 51.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:37:03,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25cac8e8-cedd-4668-a498-cbf815258d0e/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: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared