./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL --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 9671c34313c5e47de5bd2f842db47c3009aa180bae8c949f2010db1179ac602f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:18:02,267 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:18:02,399 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:18:02,413 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:18:02,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:18:02,460 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:18:02,461 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:18:02,461 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:18:02,463 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:18:02,468 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:18:02,470 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:18:02,470 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:18:02,471 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:18:02,473 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:18:02,473 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:18:02,474 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:18:02,474 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:18:02,475 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:18:02,475 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:18:02,476 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:18:02,476 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:18:02,478 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:18:02,479 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:18:02,479 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:18:02,480 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:18:02,481 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:18:02,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:02,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:18:02,482 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:18:02,483 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:18:02,484 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:18:02,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:18:02,485 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:18:02,485 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_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9671c34313c5e47de5bd2f842db47c3009aa180bae8c949f2010db1179ac602f [2023-11-19 03:18:02,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:18:02,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:18:02,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:18:02,893 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:18:02,897 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:18:02,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound5.c [2023-11-19 03:18:06,236 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:18:06,502 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:18:06,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound5.c [2023-11-19 03:18:06,512 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/data/1424916f5/8b029625229e4680b4f413b687bf9601/FLAG15c478052 [2023-11-19 03:18:06,531 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/data/1424916f5/8b029625229e4680b4f413b687bf9601 [2023-11-19 03:18:06,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:18:06,536 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:18:06,538 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:06,539 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:18:06,551 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:18:06,552 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:06" (1/1) ... [2023-11-19 03:18:06,555 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7093e86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:06, skipping insertion in model container [2023-11-19 03:18:06,555 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:06" (1/1) ... [2023-11-19 03:18:06,587 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:18:06,846 WARN L240 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_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound5.c[458,471] [2023-11-19 03:18:06,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:06,877 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:18:06,888 WARN L240 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_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound5.c[458,471] [2023-11-19 03:18:06,912 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:06,929 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:18:06,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:06 WrapperNode [2023-11-19 03:18:06,930 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:06,931 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:06,931 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:18:06,931 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:18:06,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:06" (1/1) ... [2023-11-19 03:18:06,948 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:06" (1/1) ... [2023-11-19 03:18:06,980 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2023-11-19 03:18:06,980 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:06,981 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:18:06,981 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:18:06,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:18:06,992 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:06" (1/1) ... [2023-11-19 03:18:06,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:06" (1/1) ... [2023-11-19 03:18:06,994 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:06" (1/1) ... [2023-11-19 03:18:06,994 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:06" (1/1) ... [2023-11-19 03:18:06,998 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:06" (1/1) ... [2023-11-19 03:18:07,001 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:06" (1/1) ... [2023-11-19 03:18:07,003 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:06" (1/1) ... [2023-11-19 03:18:07,004 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:06" (1/1) ... [2023-11-19 03:18:07,006 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:18:07,007 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:18:07,007 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:18:07,008 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:18:07,009 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:06" (1/1) ... [2023-11-19 03:18:07,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:07,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:18:07,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:18:07,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:18:07,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:18:07,099 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:18:07,099 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:18:07,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:18:07,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:18:07,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:18:07,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:18:07,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:18:07,181 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:18:07,183 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:18:07,430 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:18:07,478 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:18:07,479 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:18:07,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:07 BoogieIcfgContainer [2023-11-19 03:18:07,488 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:18:07,489 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:18:07,489 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:18:07,502 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:18:07,502 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:07" (1/1) ... [2023-11-19 03:18:07,512 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:18:07,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:07,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2023-11-19 03:18:07,584 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2023-11-19 03:18:07,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:18:07,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:07,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:07,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:18:07,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:07,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:07,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:07,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-19 03:18:07,848 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-19 03:18:07,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:18:07,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:07,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:07,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:18:07,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:08,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:08,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:08,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2023-11-19 03:18:08,087 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2023-11-19 03:18:08,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:18:08,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:08,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:08,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:08,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:18:08,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:08,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:08,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:08,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2023-11-19 03:18:08,251 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2023-11-19 03:18:08,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:18:08,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:08,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:08,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:08,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:18:08,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:08,472 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:18:08,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:08,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2023-11-19 03:18:08,664 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2023-11-19 03:18:08,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:18:08,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:08,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:08,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:08,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:18:08,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:08,740 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:18:08,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:08,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 41 transitions. [2023-11-19 03:18:08,779 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2023-11-19 03:18:08,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:18:08,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:08,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:08,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:08,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:18:08,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:09,003 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:18:09,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:09,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2023-11-19 03:18:09,366 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2023-11-19 03:18:09,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:18:09,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:09,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:09,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:18:09,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:09,544 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:18:09,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:09,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2023-11-19 03:18:09,950 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2023-11-19 03:18:09,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:18:09,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:09,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:09,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:18:09,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:10,136 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:18:10,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:10,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2023-11-19 03:18:10,914 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2023-11-19 03:18:10,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:18:10,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:10,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:11,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:11,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:18:11,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:11,347 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:18:25,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 13.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-19 03:18:38,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 13.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-19 03:18:38,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:38,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2023-11-19 03:18:38,667 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2023-11-19 03:18:38,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:18:38,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:38,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:38,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:18:38,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:39,031 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 03:18:39,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:39,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 52 states and 89 transitions. [2023-11-19 03:18:39,933 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 89 transitions. [2023-11-19 03:18:39,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:18:39,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:39,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:39,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-19 03:18:40,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:40,154 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 12 proven. 34 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:18:40,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:40,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2023-11-19 03:18:40,926 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2023-11-19 03:18:40,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:18:40,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:40,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:40,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:18:40,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:41,273 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 10 proven. 18 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 03:18:42,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:42,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 65 states and 113 transitions. [2023-11-19 03:18:42,457 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 113 transitions. [2023-11-19 03:18:42,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:18:42,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:42,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:43,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:43,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-19 03:18:43,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:43,203 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 21 proven. 41 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:18:43,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:43,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 68 states and 118 transitions. [2023-11-19 03:18:43,730 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 118 transitions. [2023-11-19 03:18:43,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:18:43,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:43,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:43,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:18:43,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:44,051 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 11 proven. 46 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-19 03:18:45,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:45,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 76 states and 134 transitions. [2023-11-19 03:18:45,528 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 134 transitions. [2023-11-19 03:18:45,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:18:45,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:45,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:45,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:18:45,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:46,449 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 69 proven. 1 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-11-19 03:18:49,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:49,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 48 states and 72 transitions. [2023-11-19 03:18:49,439 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 72 transitions. [2023-11-19 03:18:49,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:18:49,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:49,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:49,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:49,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-19 03:18:49,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:18:50,256 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 27 proven. 62 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-19 03:18:52,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:52,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 42 states and 64 transitions. [2023-11-19 03:18:52,204 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2023-11-19 03:18:52,206 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:18:52,206 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-11-19 03:18:52,214 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:18:52,740 INFO L560 CodeCheckObserver]: Invariant with dag size 20 [2023-11-19 03:18:52,749 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:18:52,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:18:52 ImpRootNode [2023-11-19 03:18:52,750 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:18:52,750 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:18:52,750 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:18:52,751 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:18:52,751 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:07" (3/4) ... [2023-11-19 03:18:52,753 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:18:52,756 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-19 03:18:52,756 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 03:18:52,760 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-11-19 03:18:52,760 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-19 03:18:52,761 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 03:18:52,761 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:18:52,859 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:18:52,859 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:18:52,860 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:18:52,860 INFO L158 Benchmark]: Toolchain (without parser) took 46324.26ms. Allocated memory was 132.1MB in the beginning and 203.4MB in the end (delta: 71.3MB). Free memory was 72.7MB in the beginning and 117.4MB in the end (delta: -44.7MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2023-11-19 03:18:52,861 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 132.1MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:18:52,862 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.85ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 72.4MB in the beginning and 139.9MB in the end (delta: -67.5MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-11-19 03:18:52,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.53ms. Allocated memory is still 167.8MB. Free memory was 139.9MB in the beginning and 137.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:18:52,863 INFO L158 Benchmark]: Boogie Preprocessor took 25.26ms. Allocated memory is still 167.8MB. Free memory was 137.8MB in the beginning and 137.0MB in the end (delta: 803.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:18:52,863 INFO L158 Benchmark]: RCFGBuilder took 480.65ms. Allocated memory is still 167.8MB. Free memory was 137.0MB in the beginning and 125.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:18:52,864 INFO L158 Benchmark]: CodeCheck took 45261.00ms. Allocated memory was 167.8MB in the beginning and 203.4MB in the end (delta: 35.7MB). Free memory was 125.3MB in the beginning and 121.6MB in the end (delta: 3.7MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2023-11-19 03:18:52,864 INFO L158 Benchmark]: Witness Printer took 109.49ms. Allocated memory is still 203.4MB. Free memory was 121.6MB in the beginning and 117.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:18:52,867 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, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 44.7s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 16 mSolverCounterUnknown, 1050 SdHoareTripleChecker+Valid, 222.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 367 mSDsluCounter, 1044 SdHoareTripleChecker+Invalid, 220.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 542 mSDsCounter, 979 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2532 IncrementalHoareTripleChecker+Invalid, 3527 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 979 mSolverCounterUnsat, 502 mSDtfsCounter, 2532 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4350 GetRequests, 4043 SyntacticMatches, 103 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20571 ImplicationChecksByTransitivity, 12.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 545 NumberOfCodeBlocks, 545 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 529 ConstructedInterpolants, 0 QuantifiedInterpolants, 1840 SizeOfPredicates, 33 NumberOfNonLiveVariables, 1643 ConjunctsInSsa, 306 ConjunctsInUnsatCore, 16 InterpolantComputations, 4 PerfectInterpolantSequences, 515/757 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: 12]: 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: 28]: Loop Invariant Derived loop invariant: (((!(((5 == y) && (4425 == x))) || ((c <= 5) && (5 <= k))) || !(((0 <= k) && (5 <= c)))) || (5 < k)) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 132.1MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.85ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 72.4MB in the beginning and 139.9MB in the end (delta: -67.5MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.53ms. Allocated memory is still 167.8MB. Free memory was 139.9MB in the beginning and 137.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.26ms. Allocated memory is still 167.8MB. Free memory was 137.8MB in the beginning and 137.0MB in the end (delta: 803.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 480.65ms. Allocated memory is still 167.8MB. Free memory was 137.0MB in the beginning and 125.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 45261.00ms. Allocated memory was 167.8MB in the beginning and 203.4MB in the end (delta: 35.7MB). Free memory was 125.3MB in the beginning and 121.6MB in the end (delta: 3.7MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * Witness Printer took 109.49ms. Allocated memory is still 203.4MB. Free memory was 121.6MB in the beginning and 117.4MB 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! [2023-11-19 03:18:52,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adbc7b4-8caa-4e99-85aa-b5ec4d835dae/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE