./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound2.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_2fedce05-aeb2-429f-baa7-4ea3b7efe070/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fedce05-aeb2-429f-baa7-4ea3b7efe070/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_2fedce05-aeb2-429f-baa7-4ea3b7efe070/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fedce05-aeb2-429f-baa7-4ea3b7efe070/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fedce05-aeb2-429f-baa7-4ea3b7efe070/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_2fedce05-aeb2-429f-baa7-4ea3b7efe070/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 72cd0a4215707a62376e213156123902caf611a87605e41064b672632b6ef1f9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:56:03,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:56:04,055 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fedce05-aeb2-429f-baa7-4ea3b7efe070/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:56:04,059 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:56:04,060 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:56:04,083 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:56:04,084 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:56:04,084 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:56:04,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:56:04,085 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:56:04,086 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:56:04,086 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:56:04,086 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:56:04,087 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:56:04,087 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:56:04,087 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:56:04,088 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:56:04,088 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:56:04,088 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:56:04,089 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:56:04,089 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:56:04,090 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:56:04,090 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:56:04,091 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:56:04,091 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:56:04,091 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:56:04,092 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:56:04,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:56:04,093 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:56:04,093 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:56:04,093 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:56:04,094 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:56:04,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:56:04,095 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_2fedce05-aeb2-429f-baa7-4ea3b7efe070/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fedce05-aeb2-429f-baa7-4ea3b7efe070/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72cd0a4215707a62376e213156123902caf611a87605e41064b672632b6ef1f9 [2024-11-08 23:56:04,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:56:04,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:56:04,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:56:04,419 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:56:04,420 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:56:04,422 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fedce05-aeb2-429f-baa7-4ea3b7efe070/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound2.c Unable to find full path for "g++" [2024-11-08 23:56:06,508 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:56:06,726 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:56:06,728 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fedce05-aeb2-429f-baa7-4ea3b7efe070/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound2.c [2024-11-08 23:56:06,746 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fedce05-aeb2-429f-baa7-4ea3b7efe070/bin/ukojak-verify-ImItNfHLgk/data/b503e2fb0/0ad01e24365a4392a62ae5ad4a9b5526/FLAGefbb47665 [2024-11-08 23:56:07,075 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fedce05-aeb2-429f-baa7-4ea3b7efe070/bin/ukojak-verify-ImItNfHLgk/data/b503e2fb0/0ad01e24365a4392a62ae5ad4a9b5526 [2024-11-08 23:56:07,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:56:07,080 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:56:07,082 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:56:07,082 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:56:07,089 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:56:07,090 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:56:07" (1/1) ... [2024-11-08 23:56:07,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59c5af09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:07, skipping insertion in model container [2024-11-08 23:56:07,092 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:56:07" (1/1) ... [2024-11-08 23:56:07,124 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:56:07,319 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_2fedce05-aeb2-429f-baa7-4ea3b7efe070/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound2.c[597,610] [2024-11-08 23:56:07,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:56:07,363 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:56:07,377 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_2fedce05-aeb2-429f-baa7-4ea3b7efe070/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound2.c[597,610] [2024-11-08 23:56:07,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:56:07,408 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:56:07,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:07 WrapperNode [2024-11-08 23:56:07,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:56:07,410 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:56:07,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:56:07,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:56:07,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:07" (1/1) ... [2024-11-08 23:56:07,428 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:07" (1/1) ... [2024-11-08 23:56:07,447 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2024-11-08 23:56:07,448 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:56:07,449 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:56:07,449 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:56:07,449 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:56:07,460 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:07" (1/1) ... [2024-11-08 23:56:07,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:07" (1/1) ... [2024-11-08 23:56:07,461 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:07" (1/1) ... [2024-11-08 23:56:07,462 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:07" (1/1) ... [2024-11-08 23:56:07,465 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:07" (1/1) ... [2024-11-08 23:56:07,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:07" (1/1) ... [2024-11-08 23:56:07,471 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:07" (1/1) ... [2024-11-08 23:56:07,472 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:07" (1/1) ... [2024-11-08 23:56:07,474 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:56:07,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:56:07,475 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:56:07,475 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:56:07,476 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:56:07" (1/1) ... [2024-11-08 23:56:07,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:56:07,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fedce05-aeb2-429f-baa7-4ea3b7efe070/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:56:07,517 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fedce05-aeb2-429f-baa7-4ea3b7efe070/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:56:07,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fedce05-aeb2-429f-baa7-4ea3b7efe070/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:56:07,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:56:07,551 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:56:07,551 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:56:07,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:56:07,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:56:07,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:56:07,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:56:07,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:56:07,622 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:56:07,625 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:56:07,787 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 23:56:07,788 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:56:07,852 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:56:07,852 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:56:07,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:56:07 BoogieIcfgContainer [2024-11-08 23:56:07,853 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:56:07,854 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:56:07,854 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:56:07,867 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:56:07,868 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:56:07" (1/1) ... [2024-11-08 23:56:07,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:56:07,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:07,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2024-11-08 23:56:07,949 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2024-11-08 23:56:07,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:56:07,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:07,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:08,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:56:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:08,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:56:08,202 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:08,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:56:08,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:08,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2024-11-08 23:56:08,611 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2024-11-08 23:56:08,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:56:08,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:08,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:09,043 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:56:09,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:09,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 38 transitions. [2024-11-08 23:56:09,590 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2024-11-08 23:56:09,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:56:09,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:09,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:09,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:56:09,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:09,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 23:56:09,658 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:10,371 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:56:11,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:11,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 32 states and 52 transitions. [2024-11-08 23:56:11,992 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2024-11-08 23:56:11,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:56:11,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:11,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:12,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:56:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:12,105 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-08 23:56:12,111 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:13,297 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 23:56:14,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:14,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 36 states and 62 transitions. [2024-11-08 23:56:14,879 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 62 transitions. [2024-11-08 23:56:14,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:56:14,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:14,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:56:14,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:14,936 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 23:56:14,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:15,839 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:56:17,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:17,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 38 states and 66 transitions. [2024-11-08 23:56:17,352 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 66 transitions. [2024-11-08 23:56:17,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:56:17,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:17,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:56:17,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:17,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 23:56:17,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:18,346 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 23:56:20,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:20,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 42 states and 82 transitions. [2024-11-08 23:56:20,209 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 82 transitions. [2024-11-08 23:56:20,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:56:20,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:20,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:56:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:20,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-08 23:56:20,286 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:21,705 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 23:56:24,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:24,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 45 states and 93 transitions. [2024-11-08 23:56:24,525 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 93 transitions. [2024-11-08 23:56:24,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:56:24,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:24,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:24,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:56:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:24,620 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-08 23:56:24,622 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:26,666 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 8 proven. 14 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 23:56:29,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:29,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 48 states and 103 transitions. [2024-11-08 23:56:29,500 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 103 transitions. [2024-11-08 23:56:29,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:56:29,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:29,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:29,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:56:29,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:29,579 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 23:56:29,581 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:30,616 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 11 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 23:56:31,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:31,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 49 states and 105 transitions. [2024-11-08 23:56:31,549 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 105 transitions. [2024-11-08 23:56:31,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:56:31,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:31,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:56:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:31,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 23:56:31,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:32,480 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 23:56:33,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:33,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 50 states and 107 transitions. [2024-11-08 23:56:33,104 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 107 transitions. [2024-11-08 23:56:33,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 23:56:33,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:33,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:33,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:33,725 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 25 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 23:56:35,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:35,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 51 states and 110 transitions. [2024-11-08 23:56:35,015 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 110 transitions. [2024-11-08 23:56:35,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 23:56:35,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:35,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:56:35,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:35,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 23:56:35,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:37,418 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 17 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 23:56:41,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:41,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 54 states and 117 transitions. [2024-11-08 23:56:41,112 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 117 transitions. [2024-11-08 23:56:41,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 23:56:41,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:41,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:56:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:41,198 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 23:56:41,201 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:42,830 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 17 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 23:56:43,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:43,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 55 states and 119 transitions. [2024-11-08 23:56:43,776 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 119 transitions. [2024-11-08 23:56:43,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 23:56:43,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:43,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:43,972 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 25 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 23:56:44,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:44,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 34 states and 48 transitions. [2024-11-08 23:56:44,600 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2024-11-08 23:56:44,601 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:56:44,601 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2024-11-08 23:56:44,612 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 23:56:45,935 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:56:45,935 INFO L77 FloydHoareUtils]: At program point L27(line 27) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~X~0#1| 2) (<= 0 |ULTIMATE.start_main_~X~0#1|)) [2024-11-08 23:56:45,936 INFO L77 FloydHoareUtils]: At program point L27-1(line 27) the Hoare annotation is: (not (and (<= |ULTIMATE.start_main_~X~0#1| 2) (<= 0 |ULTIMATE.start_main_~X~0#1|) (not (and (<= 0 |ULTIMATE.start_main_~Y~0#1|) (<= |ULTIMATE.start_main_~Y~0#1| 2))))) [2024-11-08 23:56:45,936 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: true [2024-11-08 23:56:45,936 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~X~0#1| 2) (<= 0 |ULTIMATE.start_main_~X~0#1|)) [2024-11-08 23:56:45,936 INFO L77 FloydHoareUtils]: At program point L50(line 50) the Hoare annotation is: true [2024-11-08 23:56:45,937 INFO L77 FloydHoareUtils]: At program point L50-1(line 50) the Hoare annotation is: true [2024-11-08 23:56:45,937 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:56:45,937 INFO L77 FloydHoareUtils]: At program point L32-2(lines 32 47) the Hoare annotation is: true [2024-11-08 23:56:45,937 INFO L77 FloydHoareUtils]: At program point L32-3(lines 32 47) the Hoare annotation is: true [2024-11-08 23:56:45,938 INFO L77 FloydHoareUtils]: At program point L35(line 35) the Hoare annotation is: (let ((.cse6 (* 2 |ULTIMATE.start_main_~Y~0#1|)) (.cse8 (* 6 |ULTIMATE.start_main_~Y~0#1|)) (.cse10 (* 3 |ULTIMATE.start_main_~X~0#1|))) (let ((.cse2 (= 2 |ULTIMATE.start_main_~y~0#1|)) (.cse1 (<= .cse10 (* |ULTIMATE.start_main_~Y~0#1| 4))) (.cse4 (= .cse8 (+ |ULTIMATE.start_main_~v~0#1| .cse10))) (.cse3 (+ |ULTIMATE.start_main_~v~0#1| (* 5 |ULTIMATE.start_main_~X~0#1|))) (.cse5 (= |ULTIMATE.start_main_~yx~0#1| .cse6)) (.cse0 (= |ULTIMATE.start_main_~yx~0#1| (* 3 |ULTIMATE.start_main_~Y~0#1|)))) (or (and (= 3 |ULTIMATE.start_main_~x~0#1|) .cse0 (or (and (= 3 |ULTIMATE.start_main_~y~0#1|) .cse1) (and .cse2 (= (* |ULTIMATE.start_main_~Y~0#1| 8) .cse3)))) (and (= 2 |ULTIMATE.start_main_~x~0#1|) (or (and .cse2 .cse1) (and (= |ULTIMATE.start_main_~y~0#1| 1) .cse4)) .cse5) (and (not (and (<= |ULTIMATE.start_main_~X~0#1| 2) (<= 1 |ULTIMATE.start_main_~X~0#1|) (or (and (<= |ULTIMATE.start_main_~X~0#1| .cse6) (= |ULTIMATE.start_main_~xy~0#1| |ULTIMATE.start_main_~X~0#1|) (<= (+ |ULTIMATE.start_main_~v~0#1| 1) .cse6) .cse4) (let ((.cse7 (* 2 |ULTIMATE.start_main_~X~0#1|))) (and (<= .cse6 (+ |ULTIMATE.start_main_~v~0#1| .cse7)) (= .cse8 .cse3) (= |ULTIMATE.start_main_~xy~0#1| .cse7)))) (<= |ULTIMATE.start_main_~Y~0#1| 2) .cse5)) (not (and (<= 1 |ULTIMATE.start_main_~Y~0#1|) (= (mod |ULTIMATE.start_main_~xy~0#1| 2) 0) (let ((.cse9 (div |ULTIMATE.start_main_~xy~0#1| 2))) (or (and (= .cse9 2) (= (+ 2 |ULTIMATE.start_main_~v~0#1|) 0)) (and (= 2 |ULTIMATE.start_main_~Y~0#1|) (= 2 |ULTIMATE.start_main_~v~0#1|) (= .cse9 3)))) (<= .cse6 (+ |ULTIMATE.start_main_~v~0#1| 4)) .cse0 (= 2 |ULTIMATE.start_main_~X~0#1|))))))) [2024-11-08 23:56:45,938 INFO L77 FloydHoareUtils]: At program point L35-1(lines 32 47) the Hoare annotation is: true [2024-11-08 23:56:45,938 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 10 12) the Hoare annotation is: true [2024-11-08 23:56:45,938 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 10 12) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-11-08 23:56:45,939 INFO L77 FloydHoareUtils]: At program point L15(lines 15 16) the Hoare annotation is: true [2024-11-08 23:56:45,939 INFO L77 FloydHoareUtils]: At program point L14(lines 14 17) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (<= 1 __VERIFIER_assert_~cond))) [2024-11-08 23:56:45,939 INFO L77 FloydHoareUtils]: At program point L14-2(lines 13 19) the Hoare annotation is: true [2024-11-08 23:56:45,939 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 13 19) the Hoare annotation is: true [2024-11-08 23:56:45,940 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 13 19) the Hoare annotation is: true [2024-11-08 23:56:45,940 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 16) the Hoare annotation is: true [2024-11-08 23:56:45,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:56:45 ImpRootNode [2024-11-08 23:56:45,959 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:56:45,960 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:56:45,960 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:56:45,960 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:56:45,961 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:56:07" (3/4) ... [2024-11-08 23:56:45,964 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:56:45,968 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-08 23:56:45,969 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-08 23:56:45,973 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-08 23:56:45,973 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 23:56:45,973 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:56:45,973 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:56:46,069 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fedce05-aeb2-429f-baa7-4ea3b7efe070/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:56:46,070 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fedce05-aeb2-429f-baa7-4ea3b7efe070/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:56:46,070 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:56:46,071 INFO L158 Benchmark]: Toolchain (without parser) took 38990.84ms. Allocated memory was 138.4MB in the beginning and 293.6MB in the end (delta: 155.2MB). Free memory was 103.5MB in the beginning and 139.9MB in the end (delta: -36.5MB). Peak memory consumption was 121.4MB. Max. memory is 16.1GB. [2024-11-08 23:56:46,071 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:56:46,072 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.40ms. Allocated memory is still 138.4MB. Free memory was 103.5MB in the beginning and 90.8MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:56:46,072 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.66ms. Allocated memory is still 138.4MB. Free memory was 90.5MB in the beginning and 89.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:56:46,073 INFO L158 Benchmark]: Boogie Preprocessor took 25.44ms. Allocated memory is still 138.4MB. Free memory was 89.2MB in the beginning and 88.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:56:46,073 INFO L158 Benchmark]: RCFGBuilder took 378.40ms. Allocated memory is still 138.4MB. Free memory was 88.0MB in the beginning and 75.0MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:56:46,074 INFO L158 Benchmark]: CodeCheck took 38105.42ms. Allocated memory was 138.4MB in the beginning and 293.6MB in the end (delta: 155.2MB). Free memory was 74.6MB in the beginning and 144.1MB in the end (delta: -69.6MB). Peak memory consumption was 87.9MB. Max. memory is 16.1GB. [2024-11-08 23:56:46,074 INFO L158 Benchmark]: Witness Printer took 110.23ms. Allocated memory is still 293.6MB. Free memory was 144.1MB in the beginning and 139.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:56:46,077 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 3 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 36.7s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 899 SdHoareTripleChecker+Valid, 10.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 313 mSDsluCounter, 355 SdHoareTripleChecker+Invalid, 9.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 44 mSDsCounter, 1055 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3352 IncrementalHoareTripleChecker+Invalid, 4407 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1055 mSolverCounterUnsat, 311 mSDtfsCounter, 3352 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4530 GetRequests, 4190 SyntacticMatches, 156 SemanticMatches, 184 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17852 ImplicationChecksByTransitivity, 25.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 14.4s InterpolantComputationTime, 448 NumberOfCodeBlocks, 448 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 434 ConstructedInterpolants, 0 QuantifiedInterpolants, 6504 SizeOfPredicates, 48 NumberOfNonLiveVariables, 1057 ConjunctsInSsa, 349 ConjunctsInUnsatCore, 14 InterpolantComputations, 1 PerfectInterpolantSequences, 269/407 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: 16]: 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 - ProcedureContractResult [Line: 10]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.40ms. Allocated memory is still 138.4MB. Free memory was 103.5MB in the beginning and 90.8MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.66ms. Allocated memory is still 138.4MB. Free memory was 90.5MB in the beginning and 89.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.44ms. Allocated memory is still 138.4MB. Free memory was 89.2MB in the beginning and 88.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 378.40ms. Allocated memory is still 138.4MB. Free memory was 88.0MB in the beginning and 75.0MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 38105.42ms. Allocated memory was 138.4MB in the beginning and 293.6MB in the end (delta: 155.2MB). Free memory was 74.6MB in the beginning and 144.1MB in the end (delta: -69.6MB). Peak memory consumption was 87.9MB. Max. memory is 16.1GB. * Witness Printer took 110.23ms. Allocated memory is still 293.6MB. Free memory was 144.1MB in the beginning and 139.9MB 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 23:56:46,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fedce05-aeb2-429f-baa7-4ea3b7efe070/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