./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-simple/nested_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-simple/nested_2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d28004f57c6988e792d07d7254dfd532aeffd19f38063d85c3bfa2c0f504914f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:33:19,891 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:33:19,984 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:33:19,991 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:33:19,993 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:33:20,032 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:33:20,033 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:33:20,033 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:33:20,034 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:33:20,034 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:33:20,035 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:33:20,035 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:33:20,036 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:33:20,041 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:33:20,041 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:33:20,041 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:33:20,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:33:20,042 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:33:20,042 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:33:20,042 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:33:20,043 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:33:20,043 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:33:20,043 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:33:20,044 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:33:20,044 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:33:20,044 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:33:20,045 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:33:20,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:33:20,045 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:33:20,046 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:33:20,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:33:20,046 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:33:20,046 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:33:20,047 INFO L153 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_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d28004f57c6988e792d07d7254dfd532aeffd19f38063d85c3bfa2c0f504914f [2024-11-08 19:33:20,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:33:20,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:33:20,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:33:20,321 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:33:20,322 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:33:20,323 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loop-simple/nested_2.c Unable to find full path for "g++" [2024-11-08 19:33:22,373 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:33:22,558 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:33:22,559 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/sv-benchmarks/c/loop-simple/nested_2.c [2024-11-08 19:33:22,566 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/data/7a7b13704/3b0bcd00133d4a93be68a5b43f366afa/FLAG72db930d6 [2024-11-08 19:33:22,949 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/data/7a7b13704/3b0bcd00133d4a93be68a5b43f366afa [2024-11-08 19:33:22,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:33:22,954 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:33:22,955 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:33:22,955 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:33:22,963 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:33:22,964 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:33:22" (1/1) ... [2024-11-08 19:33:22,966 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e8711c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:22, skipping insertion in model container [2024-11-08 19:33:22,967 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:33:22" (1/1) ... [2024-11-08 19:33:22,995 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:33:23,175 WARN L250 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_09e9fb0f-10ff-4030-bd70-de8f715dba36/sv-benchmarks/c/loop-simple/nested_2.c[730,743] [2024-11-08 19:33:23,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:33:23,188 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:33:23,200 WARN L250 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_09e9fb0f-10ff-4030-bd70-de8f715dba36/sv-benchmarks/c/loop-simple/nested_2.c[730,743] [2024-11-08 19:33:23,201 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:33:23,219 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:33:23,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:23 WrapperNode [2024-11-08 19:33:23,220 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:33:23,221 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:33:23,221 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:33:23,221 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:33:23,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:23" (1/1) ... [2024-11-08 19:33:23,235 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:23" (1/1) ... [2024-11-08 19:33:23,248 INFO L138 Inliner]: procedures = 10, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 29 [2024-11-08 19:33:23,248 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:33:23,249 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:33:23,249 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:33:23,249 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:33:23,259 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:23" (1/1) ... [2024-11-08 19:33:23,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:23" (1/1) ... [2024-11-08 19:33:23,260 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:23" (1/1) ... [2024-11-08 19:33:23,260 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:23" (1/1) ... [2024-11-08 19:33:23,262 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:23" (1/1) ... [2024-11-08 19:33:23,266 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:23" (1/1) ... [2024-11-08 19:33:23,267 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:23" (1/1) ... [2024-11-08 19:33:23,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:23" (1/1) ... [2024-11-08 19:33:23,269 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:33:23,270 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:33:23,270 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:33:23,270 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:33:23,271 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:33:23" (1/1) ... [2024-11-08 19:33:23,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:33:23,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:33:23,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:33:23,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:33:23,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:33:23,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:33:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:33:23,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:33:23,421 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:33:23,424 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:33:23,575 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 19:33:23,575 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:33:23,601 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:33:23,601 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:33:23,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:33:23 BoogieIcfgContainer [2024-11-08 19:33:23,602 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:33:23,603 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:33:23,603 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:33:23,611 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:33:23,611 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:33:23" (1/1) ... [2024-11-08 19:33:23,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:33:23,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:23,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-11-08 19:33:23,682 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-11-08 19:33:23,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:33:23,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:23,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:23,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:33:23,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:23,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-08 19:33:23,895 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-08 19:33:23,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 19:33:23,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:23,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:24,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:33:24,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:24,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2024-11-08 19:33:24,030 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2024-11-08 19:33:24,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:33:24,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:24,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:24,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:33:24,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:24,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-11-08 19:33:24,180 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-11-08 19:33:24,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:33:24,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:24,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:24,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:33:24,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:24,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-08 19:33:24,263 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-08 19:33:24,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:33:24,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:24,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:24,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:33:24,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:24,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 16 states and 22 transitions. [2024-11-08 19:33:24,432 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2024-11-08 19:33:24,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:33:24,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:24,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:24,497 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 19:33:24,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:24,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2024-11-08 19:33:24,615 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2024-11-08 19:33:24,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 19:33:24,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:24,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:24,690 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:33:25,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:25,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-08 19:33:25,136 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-08 19:33:25,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 19:33:25,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:25,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:25,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:25,205 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 19:33:25,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:25,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-08 19:33:25,298 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-08 19:33:25,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 19:33:25,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:25,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:25,414 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:33:25,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:25,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2024-11-08 19:33:25,667 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2024-11-08 19:33:25,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 19:33:25,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:25,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:25,823 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:33:26,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:26,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2024-11-08 19:33:26,088 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2024-11-08 19:33:26,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:33:26,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:26,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:26,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:26,187 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 26 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:33:26,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:26,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 37 transitions. [2024-11-08 19:33:26,462 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2024-11-08 19:33:26,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 19:33:26,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:26,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:26,520 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 31 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:33:26,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:26,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2024-11-08 19:33:26,693 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2024-11-08 19:33:26,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 19:33:26,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:26,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:26,784 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 19:33:27,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:27,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2024-11-08 19:33:27,484 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2024-11-08 19:33:27,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 19:33:27,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:27,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:27,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:27,533 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 87 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-08 19:33:27,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:27,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2024-11-08 19:33:27,791 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2024-11-08 19:33:27,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 19:33:27,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:27,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:27,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:27,844 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 105 proven. 9 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-08 19:33:28,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:28,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 43 states and 53 transitions. [2024-11-08 19:33:28,129 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2024-11-08 19:33:28,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:33:28,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:28,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:28,216 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 123 proven. 16 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-08 19:33:28,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:28,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2024-11-08 19:33:28,487 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2024-11-08 19:33:28,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 19:33:28,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:28,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:28,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:28,552 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 141 proven. 25 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-08 19:33:28,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:28,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2024-11-08 19:33:28,760 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2024-11-08 19:33:28,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 19:33:28,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:28,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:28,860 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 163 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-11-08 19:33:29,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:29,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 67 transitions. [2024-11-08 19:33:29,735 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2024-11-08 19:33:29,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-08 19:33:29,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:29,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:29,825 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 158 proven. 4 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-08 19:33:30,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:30,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 57 states and 69 transitions. [2024-11-08 19:33:30,138 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 69 transitions. [2024-11-08 19:33:30,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-08 19:33:30,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:30,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:30,216 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 189 proven. 9 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-08 19:33:30,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:30,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 59 states and 71 transitions. [2024-11-08 19:33:30,571 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 71 transitions. [2024-11-08 19:33:30,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 19:33:30,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:30,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:30,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:30,636 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 220 proven. 16 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-08 19:33:30,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:30,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 61 states and 73 transitions. [2024-11-08 19:33:30,973 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 73 transitions. [2024-11-08 19:33:30,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-08 19:33:30,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:30,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:30,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:31,044 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 251 proven. 25 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-08 19:33:31,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:31,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 63 states and 74 transitions. [2024-11-08 19:33:31,281 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2024-11-08 19:33:31,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-08 19:33:31,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:31,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:31,460 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-08 19:33:32,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:32,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 71 states and 85 transitions. [2024-11-08 19:33:32,520 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 85 transitions. [2024-11-08 19:33:32,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 19:33:32,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:32,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:32,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:32,597 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 229 proven. 4 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2024-11-08 19:33:32,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:32,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 73 states and 87 transitions. [2024-11-08 19:33:32,990 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 87 transitions. [2024-11-08 19:33:32,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-08 19:33:32,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:32,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:33,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:33,059 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 273 proven. 9 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2024-11-08 19:33:33,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:33,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 75 states and 89 transitions. [2024-11-08 19:33:33,441 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 89 transitions. [2024-11-08 19:33:33,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-08 19:33:33,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:33,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:33,509 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 317 proven. 16 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2024-11-08 19:33:33,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:33,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 77 states and 91 transitions. [2024-11-08 19:33:33,930 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 91 transitions. [2024-11-08 19:33:33,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-08 19:33:33,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:33,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:33,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:34,018 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 361 proven. 25 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2024-11-08 19:33:34,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:34,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 79 states and 92 transitions. [2024-11-08 19:33:34,310 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions. [2024-11-08 19:33:34,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-08 19:33:34,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:34,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:34,428 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 0 proven. 677 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-08 19:33:35,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:35,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 87 states and 102 transitions. [2024-11-08 19:33:35,377 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 102 transitions. [2024-11-08 19:33:35,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-08 19:33:35,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:35,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:35,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:35,438 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 300 proven. 4 refuted. 0 times theorem prover too weak. 686 trivial. 0 not checked. [2024-11-08 19:33:35,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:35,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 89 states and 104 transitions. [2024-11-08 19:33:35,879 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 104 transitions. [2024-11-08 19:33:35,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-08 19:33:35,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:35,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:35,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1052 backedges. 357 proven. 9 refuted. 0 times theorem prover too weak. 686 trivial. 0 not checked. [2024-11-08 19:33:36,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:36,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 91 states and 106 transitions. [2024-11-08 19:33:36,406 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2024-11-08 19:33:36,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-08 19:33:36,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:36,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:36,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:36,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1116 backedges. 414 proven. 16 refuted. 0 times theorem prover too weak. 686 trivial. 0 not checked. [2024-11-08 19:33:36,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:36,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 93 states and 108 transitions. [2024-11-08 19:33:36,920 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 108 transitions. [2024-11-08 19:33:36,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-08 19:33:36,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:36,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:37,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 471 proven. 25 refuted. 0 times theorem prover too weak. 686 trivial. 0 not checked. [2024-11-08 19:33:37,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:37,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 95 states and 109 transitions. [2024-11-08 19:33:37,349 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2024-11-08 19:33:37,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-08 19:33:37,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:37,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:37,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1250 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 1070 trivial. 0 not checked. [2024-11-08 19:33:37,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:37,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 97 states and 111 transitions. [2024-11-08 19:33:37,825 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 111 transitions. [2024-11-08 19:33:37,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-08 19:33:37,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:37,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:37,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:37,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1320 backedges. 241 proven. 9 refuted. 0 times theorem prover too weak. 1070 trivial. 0 not checked. [2024-11-08 19:33:38,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:38,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 99 states and 113 transitions. [2024-11-08 19:33:38,324 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2024-11-08 19:33:38,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-08 19:33:38,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:38,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:38,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:38,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1392 backedges. 306 proven. 16 refuted. 0 times theorem prover too weak. 1070 trivial. 0 not checked. [2024-11-08 19:33:38,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:38,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 101 states and 115 transitions. [2024-11-08 19:33:38,897 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 115 transitions. [2024-11-08 19:33:38,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-08 19:33:38,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:38,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:38,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 371 proven. 25 refuted. 0 times theorem prover too weak. 1070 trivial. 0 not checked. [2024-11-08 19:33:39,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:39,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 103 states and 116 transitions. [2024-11-08 19:33:39,398 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 116 transitions. [2024-11-08 19:33:39,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-08 19:33:39,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:33:39,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:33:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:33:40,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1542 backedges. 0 proven. 1362 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-08 19:33:44,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:33:44,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 101 states and 114 transitions. [2024-11-08 19:33:44,229 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 114 transitions. [2024-11-08 19:33:44,229 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:33:44,229 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 38 iterations. [2024-11-08 19:33:44,238 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 19:33:44,931 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 19:33:44,931 INFO L77 FloydHoareUtils]: At program point L25-1(lines 25 27) the Hoare annotation is: true [2024-11-08 19:33:44,931 INFO L77 FloydHoareUtils]: At program point L21-1(lines 21 23) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~a~0#1| 5) (<= |ULTIMATE.start_main_~b~0#1| 5)) [2024-11-08 19:33:44,932 INFO L77 FloydHoareUtils]: At program point L21-3(lines 21 23) the Hoare annotation is: (or (<= |ULTIMATE.start_main_~a~0#1| 4) (and (<= |ULTIMATE.start_main_~a~0#1| 5) (<= |ULTIMATE.start_main_~b~0#1| 6))) [2024-11-08 19:33:44,932 INFO L77 FloydHoareUtils]: At program point L21-4(lines 21 23) the Hoare annotation is: (not (and (< 4 |ULTIMATE.start_main_~a~0#1|) (not (and (<= |ULTIMATE.start_main_~a~0#1| 5) (= 6 |ULTIMATE.start_main_~b~0#1|))))) [2024-11-08 19:33:44,932 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:33:44,932 INFO L75 FloydHoareUtils]: For program point L26(line 26) no Hoare annotation was computed. [2024-11-08 19:33:44,932 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 26) no Hoare annotation was computed. [2024-11-08 19:33:44,932 INFO L77 FloydHoareUtils]: At program point L20-1(lines 20 24) the Hoare annotation is: (<= |ULTIMATE.start_main_~a~0#1| 5) [2024-11-08 19:33:44,933 INFO L77 FloydHoareUtils]: At program point L20-3(lines 20 24) the Hoare annotation is: (not (and (not (and (<= |ULTIMATE.start_main_~a~0#1| 6) (= 6 |ULTIMATE.start_main_~b~0#1|))) (< 5 |ULTIMATE.start_main_~a~0#1|))) [2024-11-08 19:33:44,933 INFO L77 FloydHoareUtils]: At program point L20-4(lines 15 29) the Hoare annotation is: (and (= 6 |ULTIMATE.start_main_~a~0#1|) (= 6 |ULTIMATE.start_main_~b~0#1|)) [2024-11-08 19:33:44,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:33:44 ImpRootNode [2024-11-08 19:33:44,945 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:33:44,946 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:33:44,946 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:33:44,946 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:33:44,947 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:33:23" (3/4) ... [2024-11-08 19:33:44,949 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:33:44,956 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-08 19:33:44,956 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 19:33:44,956 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 19:33:44,957 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:33:45,049 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:33:45,050 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 19:33:45,050 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:33:45,051 INFO L158 Benchmark]: Toolchain (without parser) took 22097.35ms. Allocated memory was 144.7MB in the beginning and 264.2MB in the end (delta: 119.5MB). Free memory was 102.9MB in the beginning and 158.7MB in the end (delta: -55.8MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-08 19:33:45,051 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 100.7MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:33:45,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.90ms. Allocated memory is still 144.7MB. Free memory was 102.9MB in the beginning and 91.0MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:33:45,052 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.65ms. Allocated memory is still 144.7MB. Free memory was 91.0MB in the beginning and 89.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:33:45,052 INFO L158 Benchmark]: Boogie Preprocessor took 20.18ms. Allocated memory is still 144.7MB. Free memory was 89.4MB in the beginning and 88.6MB in the end (delta: 832.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:33:45,053 INFO L158 Benchmark]: RCFGBuilder took 332.01ms. Allocated memory is still 144.7MB. Free memory was 88.2MB in the beginning and 78.5MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 19:33:45,053 INFO L158 Benchmark]: CodeCheck took 21342.63ms. Allocated memory was 144.7MB in the beginning and 264.2MB in the end (delta: 119.5MB). Free memory was 78.5MB in the beginning and 162.9MB in the end (delta: -84.4MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2024-11-08 19:33:45,054 INFO L158 Benchmark]: Witness Printer took 104.46ms. Allocated memory is still 264.2MB. Free memory was 162.9MB in the beginning and 158.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:33:45,056 INFO L338 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, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.6s, OverallIterations: 38, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2833 SdHoareTripleChecker+Valid, 17.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2189 mSDsluCounter, 183 SdHoareTripleChecker+Invalid, 14.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3072 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9555 IncrementalHoareTripleChecker+Invalid, 12627 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3072 mSolverCounterUnsat, 183 mSDtfsCounter, 9555 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12127 GetRequests, 11525 SyntacticMatches, 292 SemanticMatches, 310 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48215 ImplicationChecksByTransitivity, 15.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 1860 NumberOfCodeBlocks, 1860 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 1823 ConstructedInterpolants, 0 QuantifiedInterpolants, 2899 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 37 InterpolantComputations, 6 PerfectInterpolantSequences, 15196/18138 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: 26]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: ((a <= 4) || ((a <= 5) && (b <= 6))) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: !(!((a <= 6) && (6 == b)) && (5 < a)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 100.7MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.90ms. Allocated memory is still 144.7MB. Free memory was 102.9MB in the beginning and 91.0MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.65ms. Allocated memory is still 144.7MB. Free memory was 91.0MB in the beginning and 89.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.18ms. Allocated memory is still 144.7MB. Free memory was 89.4MB in the beginning and 88.6MB in the end (delta: 832.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 332.01ms. Allocated memory is still 144.7MB. Free memory was 88.2MB in the beginning and 78.5MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 21342.63ms. Allocated memory was 144.7MB in the beginning and 264.2MB in the end (delta: 119.5MB). Free memory was 78.5MB in the beginning and 162.9MB in the end (delta: -84.4MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * Witness Printer took 104.46ms. Allocated memory is still 264.2MB. Free memory was 162.9MB in the beginning and 158.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 19:33:45,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e9fb0f-10ff-4030-bd70-de8f715dba36/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE