./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows 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_739214ad-23e7-4260-bb5c-caf421e7fd99/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_739214ad-23e7-4260-bb5c-caf421e7fd99/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_739214ad-23e7-4260-bb5c-caf421e7fd99/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_739214ad-23e7-4260-bb5c-caf421e7fd99/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_739214ad-23e7-4260-bb5c-caf421e7fd99/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_739214ad-23e7-4260-bb5c-caf421e7fd99/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8f561bb39ee57b07ab3831dd4ee3a1e439959bee7f69e1cabc2315100876031b --- 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 [2022-12-15 00:29:01,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:29:01,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:29:01,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:29:01,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:29:01,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:29:01,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:29:01,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:29:01,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:29:01,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:29:01,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:29:01,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:29:01,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:29:01,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:29:01,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:29:01,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:29:01,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:29:01,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:29:01,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:29:01,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:29:01,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:29:01,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:29:01,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:29:01,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:29:01,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:29:01,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:29:01,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:29:01,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:29:01,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:29:01,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:29:01,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:29:01,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:29:01,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:29:01,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:29:01,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:29:01,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:29:01,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:29:01,579 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:29:01,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:29:01,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:29:01,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:29:01,581 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_739214ad-23e7-4260-bb5c-caf421e7fd99/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 00:29:01,596 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:29:01,596 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:29:01,596 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:29:01,596 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:29:01,597 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:29:01,597 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:29:01,598 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:29:01,598 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:29:01,598 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:29:01,598 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:29:01,598 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:29:01,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:29:01,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:29:01,599 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:29:01,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:29:01,599 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:29:01,599 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:29:01,599 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:29:01,599 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:29:01,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:29:01,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:29:01,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:29:01,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:29:01,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:29:01,600 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:29:01,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:29:01,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:29:01,600 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_739214ad-23e7-4260-bb5c-caf421e7fd99/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_739214ad-23e7-4260-bb5c-caf421e7fd99/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f561bb39ee57b07ab3831dd4ee3a1e439959bee7f69e1cabc2315100876031b [2022-12-15 00:29:01,765 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:29:01,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:29:01,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:29:01,783 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:29:01,783 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:29:01,784 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_739214ad-23e7-4260-bb5c-caf421e7fd99/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i [2022-12-15 00:29:04,372 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:29:04,586 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:29:04,586 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_739214ad-23e7-4260-bb5c-caf421e7fd99/sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i [2022-12-15 00:29:04,595 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_739214ad-23e7-4260-bb5c-caf421e7fd99/bin/ukojak-rkRKPMF4O4/data/d57ed65bf/da432036aac846769016a17ca1e0f968/FLAG8121e1123 [2022-12-15 00:29:04,941 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_739214ad-23e7-4260-bb5c-caf421e7fd99/bin/ukojak-rkRKPMF4O4/data/d57ed65bf/da432036aac846769016a17ca1e0f968 [2022-12-15 00:29:04,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:29:04,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:29:04,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:29:04,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:29:04,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:29:04,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:29:04" (1/1) ... [2022-12-15 00:29:04,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b274f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:04, skipping insertion in model container [2022-12-15 00:29:04,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:29:04" (1/1) ... [2022-12-15 00:29:04,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:29:04,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:29:05,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:29:05,153 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:29:05,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:29:05,207 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:29:05,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:05 WrapperNode [2022-12-15 00:29:05,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:29:05,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:29:05,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:29:05,209 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:29:05,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:05" (1/1) ... [2022-12-15 00:29:05,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:05" (1/1) ... [2022-12-15 00:29:05,247 INFO L138 Inliner]: procedures = 111, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 113 [2022-12-15 00:29:05,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:29:05,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:29:05,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:29:05,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:29:05,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:05" (1/1) ... [2022-12-15 00:29:05,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:05" (1/1) ... [2022-12-15 00:29:05,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:05" (1/1) ... [2022-12-15 00:29:05,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:05" (1/1) ... [2022-12-15 00:29:05,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:05" (1/1) ... [2022-12-15 00:29:05,269 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:05" (1/1) ... [2022-12-15 00:29:05,270 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:05" (1/1) ... [2022-12-15 00:29:05,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:05" (1/1) ... [2022-12-15 00:29:05,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:29:05,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:29:05,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:29:05,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:29:05,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:05" (1/1) ... [2022-12-15 00:29:05,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:29:05,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_739214ad-23e7-4260-bb5c-caf421e7fd99/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:29:05,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_739214ad-23e7-4260-bb5c-caf421e7fd99/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:29:05,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_739214ad-23e7-4260-bb5c-caf421e7fd99/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:29:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 00:29:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 00:29:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:29:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:29:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:29:05,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:29:05,426 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:29:05,428 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:29:05,572 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:29:05,600 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:29:05,600 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 00:29:05,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:29:05 BoogieIcfgContainer [2022-12-15 00:29:05,603 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:29:05,604 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:29:05,604 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:29:05,612 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:29:05,613 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:29:05" (1/1) ... [2022-12-15 00:29:05,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:29:05,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:05,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2022-12-15 00:29:05,669 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2022-12-15 00:29:05,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 00:29:05,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:05,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:05,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:06,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:06,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:06,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2022-12-15 00:29:06,230 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2022-12-15 00:29:06,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 00:29:06,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:06,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:06,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:06,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:06,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:06,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-12-15 00:29:06,402 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-12-15 00:29:06,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 00:29:06,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:06,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:06,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:06,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:06,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 40 states and 53 transitions. [2022-12-15 00:29:06,656 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions. [2022-12-15 00:29:06,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 00:29:06,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:06,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:06,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:06,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:06,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 55 transitions. [2022-12-15 00:29:06,852 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-12-15 00:29:06,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 00:29:06,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:06,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:06,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:07,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:07,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:07,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-12-15 00:29:07,611 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-12-15 00:29:07,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 00:29:07,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:07,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:07,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:08,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:08,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-12-15 00:29:08,004 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-12-15 00:29:08,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 00:29:08,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:08,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:08,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:08,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:08,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:08,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 45 states and 58 transitions. [2022-12-15 00:29:08,169 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2022-12-15 00:29:08,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 00:29:08,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:08,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:08,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:09,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:09,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 54 states and 77 transitions. [2022-12-15 00:29:09,412 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 77 transitions. [2022-12-15 00:29:09,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 00:29:09,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:09,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:09,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:10,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:10,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 60 states and 86 transitions. [2022-12-15 00:29:10,781 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 86 transitions. [2022-12-15 00:29:10,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 00:29:10,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:10,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:11,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:12,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:12,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2022-12-15 00:29:12,229 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2022-12-15 00:29:12,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 00:29:12,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:12,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:12,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:12,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:12,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 64 states and 91 transitions. [2022-12-15 00:29:12,378 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 91 transitions. [2022-12-15 00:29:12,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 00:29:12,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:12,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:12,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:14,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:14,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 72 states and 104 transitions. [2022-12-15 00:29:14,785 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2022-12-15 00:29:14,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 00:29:14,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:14,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:14,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:14,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:15,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 75 states and 108 transitions. [2022-12-15 00:29:15,391 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2022-12-15 00:29:15,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 00:29:15,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:15,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:15,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:16,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:16,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 82 states and 121 transitions. [2022-12-15 00:29:16,564 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 121 transitions. [2022-12-15 00:29:16,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 00:29:16,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:16,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:17,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:21,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:21,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 96 states and 150 transitions. [2022-12-15 00:29:21,283 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 150 transitions. [2022-12-15 00:29:21,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 00:29:21,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:21,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:22,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:23,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:24,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 100 states and 163 transitions. [2022-12-15 00:29:24,000 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 163 transitions. [2022-12-15 00:29:24,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 00:29:24,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:24,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:24,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:25,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:25,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 99 states and 162 transitions. [2022-12-15 00:29:25,611 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 162 transitions. [2022-12-15 00:29:25,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 00:29:25,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:25,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:25,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:26,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:28,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:28,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 104 states and 179 transitions. [2022-12-15 00:29:28,559 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 179 transitions. [2022-12-15 00:29:28,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 00:29:28,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:28,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:28,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:29,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:31,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:31,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 106 states and 182 transitions. [2022-12-15 00:29:31,373 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 182 transitions. [2022-12-15 00:29:31,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 00:29:31,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:31,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:31,747 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:33,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:33,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 107 states and 186 transitions. [2022-12-15 00:29:33,051 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 186 transitions. [2022-12-15 00:29:33,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 00:29:33,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:33,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:33,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:33,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:34,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:34,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 110 states and 190 transitions. [2022-12-15 00:29:34,502 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 190 transitions. [2022-12-15 00:29:34,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 00:29:34,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:34,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:34,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:40,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:40,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 126 states and 224 transitions. [2022-12-15 00:29:40,687 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 224 transitions. [2022-12-15 00:29:40,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 00:29:40,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:40,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:40,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:41,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:41,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 127 states and 227 transitions. [2022-12-15 00:29:41,219 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 227 transitions. [2022-12-15 00:29:41,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 00:29:41,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:41,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:41,745 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:45,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:45,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 134 states and 244 transitions. [2022-12-15 00:29:45,980 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 244 transitions. [2022-12-15 00:29:45,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 00:29:45,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:45,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:46,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:54,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:54,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 149 states and 268 transitions. [2022-12-15 00:29:54,112 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 268 transitions. [2022-12-15 00:29:54,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 00:29:54,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:54,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:54,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 00:29:54,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:54,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 150 states and 270 transitions. [2022-12-15 00:29:54,857 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 270 transitions. [2022-12-15 00:29:54,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 00:29:54,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:54,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:54,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:55,286 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:56,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:56,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 152 states and 278 transitions. [2022-12-15 00:29:56,944 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 278 transitions. [2022-12-15 00:29:56,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 00:29:56,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:56,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:56,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:57,976 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:30:01,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:01,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 155 states and 283 transitions. [2022-12-15 00:30:01,429 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 283 transitions. [2022-12-15 00:30:01,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 00:30:01,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:30:01,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:30:01,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:30:01,597 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:30:02,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:02,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 156 states and 284 transitions. [2022-12-15 00:30:02,120 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 284 transitions. [2022-12-15 00:30:02,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 00:30:02,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:30:02,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:30:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:30:02,572 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:30:04,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:04,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 158 states and 288 transitions. [2022-12-15 00:30:04,256 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 288 transitions. [2022-12-15 00:30:04,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 00:30:04,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:30:04,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:30:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:30:06,181 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:30:08,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:08,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 160 states and 293 transitions. [2022-12-15 00:30:08,775 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 293 transitions. [2022-12-15 00:30:08,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 00:30:08,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:30:08,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:30:08,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:30:10,713 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:30:14,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:14,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 162 states and 296 transitions. [2022-12-15 00:30:14,052 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 296 transitions. [2022-12-15 00:30:14,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 00:30:14,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:30:14,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:30:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:30:15,052 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:30:17,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:17,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 164 states and 299 transitions. [2022-12-15 00:30:17,449 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 299 transitions. [2022-12-15 00:30:17,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 00:30:17,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:30:17,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:30:17,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:30:17,926 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:30:18,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:18,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 165 states and 300 transitions. [2022-12-15 00:30:18,654 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 300 transitions. [2022-12-15 00:30:18,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 00:30:18,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:30:18,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:30:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:30:18,719 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:30:19,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:19,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 166 states and 303 transitions. [2022-12-15 00:30:19,416 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 303 transitions. [2022-12-15 00:30:19,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 00:30:19,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:30:19,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:30:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:30:19,716 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:30:25,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:25,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 173 states and 314 transitions. [2022-12-15 00:30:25,028 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 314 transitions. [2022-12-15 00:30:25,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 00:30:25,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:30:25,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:30:25,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:30:25,087 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:30:25,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:25,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 174 states and 314 transitions. [2022-12-15 00:30:25,662 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 314 transitions. [2022-12-15 00:30:25,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 00:30:25,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:30:25,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:30:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:30:25,738 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:30:26,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:26,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 175 states and 316 transitions. [2022-12-15 00:30:26,438 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 316 transitions. [2022-12-15 00:30:26,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 00:30:26,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:30:26,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:30:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:30:26,512 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 00:30:27,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:30:27,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 63 transitions. [2022-12-15 00:30:27,041 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2022-12-15 00:30:27,041 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 00:30:27,041 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 40 iterations. [2022-12-15 00:30:27,046 INFO L754 CodeCheckObserver]: All specifications hold 10 specifications checked. All of them hold [2022-12-15 00:30:27,385 INFO L560 CodeCheckObserver]: Invariant with dag size 28 [2022-12-15 00:30:27,395 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 00:30:27,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 12:30:27 ImpRootNode [2022-12-15 00:30:27,395 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 00:30:27,396 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 00:30:27,396 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 00:30:27,396 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 00:30:27,396 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:29:05" (3/4) ... [2022-12-15 00:30:27,398 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 00:30:27,404 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-12-15 00:30:27,405 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-15 00:30:27,405 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-15 00:30:27,405 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 00:30:27,435 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_739214ad-23e7-4260-bb5c-caf421e7fd99/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 00:30:27,435 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 00:30:27,435 INFO L158 Benchmark]: Toolchain (without parser) took 82490.26ms. Allocated memory was 172.0MB in the beginning and 434.1MB in the end (delta: 262.1MB). Free memory was 136.6MB in the beginning and 248.0MB in the end (delta: -111.5MB). Peak memory consumption was 152.8MB. Max. memory is 16.1GB. [2022-12-15 00:30:27,436 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory was 87.1MB in the beginning and 87.1MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:30:27,436 INFO L158 Benchmark]: CACSL2BoogieTranslator took 261.58ms. Allocated memory is still 172.0MB. Free memory was 136.6MB in the beginning and 120.3MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 00:30:27,436 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.71ms. Allocated memory is still 172.0MB. Free memory was 120.3MB in the beginning and 118.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:30:27,437 INFO L158 Benchmark]: Boogie Preprocessor took 26.24ms. Allocated memory is still 172.0MB. Free memory was 118.3MB in the beginning and 116.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:30:27,437 INFO L158 Benchmark]: RCFGBuilder took 327.55ms. Allocated memory is still 172.0MB. Free memory was 116.9MB in the beginning and 102.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 00:30:27,437 INFO L158 Benchmark]: CodeCheck took 81791.77ms. Allocated memory was 172.0MB in the beginning and 434.1MB in the end (delta: 262.1MB). Free memory was 102.2MB in the beginning and 251.1MB in the end (delta: -148.9MB). Peak memory consumption was 115.0MB. Max. memory is 16.1GB. [2022-12-15 00:30:27,438 INFO L158 Benchmark]: Witness Printer took 39.13ms. Allocated memory is still 434.1MB. Free memory was 251.1MB in the beginning and 248.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:30:27,440 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, 34 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 81.4s, OverallIterations: 40, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7404 SdHoareTripleChecker+Valid, 22.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6302 mSDsluCounter, 3311 SdHoareTripleChecker+Invalid, 19.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2355 mSDsCounter, 4044 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22861 IncrementalHoareTripleChecker+Invalid, 26905 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4044 mSolverCounterUnsat, 956 mSDtfsCounter, 22861 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7306 GetRequests, 6432 SyntacticMatches, 158 SemanticMatches, 716 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254586 ImplicationChecksByTransitivity, 76.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.7s InterpolantComputationTime, 690 NumberOfCodeBlocks, 690 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 651 ConstructedInterpolants, 0 QuantifiedInterpolants, 4364 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 39 InterpolantComputations, 29 PerfectInterpolantSequences, 91/128 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: 555]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 555]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 555]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 555]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 555]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 555]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 560]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 560]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: (((!(unknown-#memory_int-unknown[y_ref][y_ref] <= 2147483647) && !(unknown-#memory_int-unknown[x_ref][x_ref] + 1 <= 0)) && !(y_ref == x_ref)) && unknown-#memory_int-unknown[x_ref][x_ref] <= 2147483647) || ((((0 <= unknown-#memory_int-unknown[x_ref][x_ref] + 2147483648 && !(y_ref == x_ref)) && unknown-#memory_int-unknown[y_ref][y_ref] <= 2147483647) && unknown-#memory_int-unknown[x_ref][x_ref] <= 2147483647) && 0 <= unknown-#memory_int-unknown[y_ref][y_ref] + 2147483648) - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory was 87.1MB in the beginning and 87.1MB in the end (delta: 30.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 261.58ms. Allocated memory is still 172.0MB. Free memory was 136.6MB in the beginning and 120.3MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.71ms. Allocated memory is still 172.0MB. Free memory was 120.3MB in the beginning and 118.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.24ms. Allocated memory is still 172.0MB. Free memory was 118.3MB in the beginning and 116.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 327.55ms. Allocated memory is still 172.0MB. Free memory was 116.9MB in the beginning and 102.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 81791.77ms. Allocated memory was 172.0MB in the beginning and 434.1MB in the end (delta: 262.1MB). Free memory was 102.2MB in the beginning and 251.1MB in the end (delta: -148.9MB). Peak memory consumption was 115.0MB. Max. memory is 16.1GB. * Witness Printer took 39.13ms. Allocated memory is still 434.1MB. Free memory was 251.1MB in the beginning and 248.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 00:30:27,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_739214ad-23e7-4260-bb5c-caf421e7fd99/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE