./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9 --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 45ff7b74faf4250f77b788e07275d725ea3dbcc73af0b2b0d64dcf5aa7f7b78a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:00:56,989 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:00:57,057 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:00:57,062 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:00:57,062 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:00:57,086 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:00:57,087 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:00:57,088 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:00:57,089 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:00:57,089 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:00:57,090 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:00:57,090 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:00:57,091 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:00:57,091 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:00:57,092 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:00:57,092 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:00:57,093 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:00:57,093 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:00:57,093 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:00:57,094 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:00:57,094 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:00:57,095 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:00:57,095 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:00:57,096 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:00:57,096 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:00:57,097 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:00:57,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:00:57,098 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:00:57,098 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:00:57,098 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:00:57,099 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:00:57,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:00:57,100 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:00:57,100 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_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45ff7b74faf4250f77b788e07275d725ea3dbcc73af0b2b0d64dcf5aa7f7b78a [2023-12-03 01:00:57,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:00:57,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:00:57,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:00:57,331 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:00:57,331 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:00:57,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c [2023-12-03 01:01:00,086 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:01:00,235 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:01:00,236 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c [2023-12-03 01:01:00,242 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/data/5ecc138d7/78295e10f3ea44fbbb9490dbd03f6a35/FLAG8f3fbb91d [2023-12-03 01:01:00,254 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/data/5ecc138d7/78295e10f3ea44fbbb9490dbd03f6a35 [2023-12-03 01:01:00,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:01:00,257 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:01:00,258 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:01:00,258 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:01:00,262 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:01:00,262 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:01:00" (1/1) ... [2023-12-03 01:01:00,263 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b6a4392 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:00, skipping insertion in model container [2023-12-03 01:01:00,263 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:01:00" (1/1) ... [2023-12-03 01:01:00,284 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:01:00,410 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_0483e509-9b22-4fed-b0b4-7feaf5c57132/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c[526,539] [2023-12-03 01:01:00,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:01:00,433 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:01:00,447 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_0483e509-9b22-4fed-b0b4-7feaf5c57132/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c[526,539] [2023-12-03 01:01:00,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:01:00,465 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:01:00,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:00 WrapperNode [2023-12-03 01:01:00,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:01:00,466 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:01:00,466 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:01:00,467 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:01:00,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:00" (1/1) ... [2023-12-03 01:01:00,481 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:00" (1/1) ... [2023-12-03 01:01:00,502 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2023-12-03 01:01:00,502 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:01:00,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:01:00,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:01:00,503 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:01:00,511 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:00" (1/1) ... [2023-12-03 01:01:00,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:00" (1/1) ... [2023-12-03 01:01:00,513 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:00" (1/1) ... [2023-12-03 01:01:00,514 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:00" (1/1) ... [2023-12-03 01:01:00,517 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:00" (1/1) ... [2023-12-03 01:01:00,521 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:00" (1/1) ... [2023-12-03 01:01:00,522 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:00" (1/1) ... [2023-12-03 01:01:00,523 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:00" (1/1) ... [2023-12-03 01:01:00,525 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:01:00,526 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:01:00,526 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:01:00,526 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:01:00,527 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:00" (1/1) ... [2023-12-03 01:01:00,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:01:00,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:01:00,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:01:00,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:01:00,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:01:00,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:01:00,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:01:00,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:01:00,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 01:01:00,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 01:01:00,642 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:01:00,644 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:01:00,774 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:01:00,831 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:01:00,832 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 01:01:00,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:01:00 BoogieIcfgContainer [2023-12-03 01:01:00,834 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:01:00,834 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:01:00,835 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:01:00,842 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:01:00,843 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:01:00" (1/1) ... [2023-12-03 01:01:00,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:01:00,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:00,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-12-03 01:01:00,898 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-12-03 01:01:00,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:01:00,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:00,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:01,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:01:01,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:01,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 38 transitions. [2023-12-03 01:01:01,260 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2023-12-03 01:01:01,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:01:01,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:01,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:01,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:01,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:01:01,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:01,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 42 transitions. [2023-12-03 01:01:01,479 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2023-12-03 01:01:01,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 01:01:01,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:01,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:01,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 01:01:01,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:01,718 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:01:02,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:02,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2023-12-03 01:01:02,234 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2023-12-03 01:01:02,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 01:01:02,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:02,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:02,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:02,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:01:02,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:01:02,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:02,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 34 states and 55 transitions. [2023-12-03 01:01:02,622 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 55 transitions. [2023-12-03 01:01:02,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 01:01:02,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:02,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:02,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:02,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 01:01:02,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:02,710 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 01:01:02,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:02,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 60 transitions. [2023-12-03 01:01:02,924 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2023-12-03 01:01:02,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 01:01:02,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:02,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:02,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 01:01:02,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:03,259 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 9 proven. 17 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-03 01:01:04,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:04,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 42 states and 71 transitions. [2023-12-03 01:01:04,306 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2023-12-03 01:01:04,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 01:01:04,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:04,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:04,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:04,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 01:01:04,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:04,397 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-03 01:01:04,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:04,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 45 states and 80 transitions. [2023-12-03 01:01:04,603 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 80 transitions. [2023-12-03 01:01:04,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 01:01:04,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:04,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:04,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:01:04,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:04,689 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 01:01:05,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:05,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 49 states and 88 transitions. [2023-12-03 01:01:05,161 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 88 transitions. [2023-12-03 01:01:05,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 01:01:05,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:05,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:05,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:05,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:01:05,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:05,249 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-12-03 01:01:05,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:05,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 50 states and 89 transitions. [2023-12-03 01:01:05,533 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 89 transitions. [2023-12-03 01:01:05,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 01:01:05,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:05,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:05,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:05,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 01:01:05,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:05,862 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 11 proven. 21 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-03 01:01:06,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:06,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 54 states and 96 transitions. [2023-12-03 01:01:06,672 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 96 transitions. [2023-12-03 01:01:06,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 01:01:06,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:06,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:06,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 01:01:06,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:06,810 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-12-03 01:01:07,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:07,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 40 states and 67 transitions. [2023-12-03 01:01:07,172 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2023-12-03 01:01:07,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 01:01:07,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:07,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:07,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:07,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 01:01:07,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:07,722 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 15 proven. 29 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-03 01:01:08,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:08,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 46 states and 81 transitions. [2023-12-03 01:01:08,625 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2023-12-03 01:01:08,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 01:01:08,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:08,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:08,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 01:01:08,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:08,842 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 17 proven. 33 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-03 01:01:09,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:09,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 48 states and 85 transitions. [2023-12-03 01:01:09,029 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2023-12-03 01:01:09,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 01:01:09,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:09,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:09,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:09,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 01:01:09,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:09,537 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 19 proven. 37 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-12-03 01:01:10,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:10,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 37 states and 51 transitions. [2023-12-03 01:01:10,159 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2023-12-03 01:01:10,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 01:01:10,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:10,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:10,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 01:01:10,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:10,425 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-12-03 01:01:10,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:10,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 32 states and 46 transitions. [2023-12-03 01:01:10,777 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2023-12-03 01:01:10,778 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 01:01:10,778 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2023-12-03 01:01:10,785 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 01:01:11,123 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:01:11,126 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:01:11,126 INFO L560 CodeCheckObserver]: Invariant with dag size 21 [2023-12-03 01:01:11,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:01:11 ImpRootNode [2023-12-03 01:01:11,129 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:01:11,130 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:01:11,130 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:01:11,130 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:01:11,130 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:01:00" (3/4) ... [2023-12-03 01:01:11,132 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 01:01:11,134 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 01:01:11,137 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2023-12-03 01:01:11,137 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-12-03 01:01:11,137 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-03 01:01:11,138 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 01:01:11,138 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 01:01:11,221 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 01:01:11,222 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 01:01:11,222 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:01:11,223 INFO L158 Benchmark]: Toolchain (without parser) took 10965.48ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 101.5MB in the beginning and 59.4MB in the end (delta: 42.1MB). Peak memory consumption was 82.9MB. Max. memory is 16.1GB. [2023-12-03 01:01:11,223 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 53.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:01:11,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.23ms. Allocated memory is still 148.9MB. Free memory was 101.5MB in the beginning and 90.5MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:01:11,224 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.33ms. Allocated memory is still 148.9MB. Free memory was 90.5MB in the beginning and 89.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:01:11,225 INFO L158 Benchmark]: Boogie Preprocessor took 22.10ms. Allocated memory is still 148.9MB. Free memory was 88.9MB in the beginning and 88.0MB in the end (delta: 887.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:01:11,225 INFO L158 Benchmark]: RCFGBuilder took 307.61ms. Allocated memory is still 148.9MB. Free memory was 88.0MB in the beginning and 73.7MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 01:01:11,226 INFO L158 Benchmark]: CodeCheck took 10294.85ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 73.7MB in the beginning and 64.6MB in the end (delta: 9.1MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2023-12-03 01:01:11,226 INFO L158 Benchmark]: Witness Printer took 92.58ms. Allocated memory is still 186.6MB. Free memory was 63.5MB in the beginning and 59.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:01:11,228 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 2 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.9s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 757 SdHoareTripleChecker+Valid, 6.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 407 mSDsluCounter, 839 SdHoareTripleChecker+Invalid, 5.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 512 mSDsCounter, 1249 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3474 IncrementalHoareTripleChecker+Invalid, 4723 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1249 mSolverCounterUnsat, 327 mSDtfsCounter, 3474 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4600 GetRequests, 4323 SyntacticMatches, 121 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12811 ImplicationChecksByTransitivity, 6.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 555 NumberOfCodeBlocks, 555 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 540 ConstructedInterpolants, 0 QuantifiedInterpolants, 2473 SizeOfPredicates, 32 NumberOfNonLiveVariables, 1629 ConjunctsInSsa, 235 ConjunctsInUnsatCore, 15 InterpolantComputations, 5 PerfectInterpolantSequences, 1097/1271 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: 17]: 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: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: (((!((((d == 1) && (p == 1)) && (B == 1))) || !((A == r))) || ((A <= 1) && (0 <= A))) || !((q == 0))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 53.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207.23ms. Allocated memory is still 148.9MB. Free memory was 101.5MB in the beginning and 90.5MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.33ms. Allocated memory is still 148.9MB. Free memory was 90.5MB in the beginning and 89.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.10ms. Allocated memory is still 148.9MB. Free memory was 88.9MB in the beginning and 88.0MB in the end (delta: 887.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 307.61ms. Allocated memory is still 148.9MB. Free memory was 88.0MB in the beginning and 73.7MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 10294.85ms. Allocated memory was 148.9MB in the beginning and 186.6MB in the end (delta: 37.7MB). Free memory was 73.7MB in the beginning and 64.6MB in the end (delta: 9.1MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. * Witness Printer took 92.58ms. Allocated memory is still 186.6MB. Free memory was 63.5MB in the beginning and 59.4MB 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! [2023-12-03 01:01:11,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0483e509-9b22-4fed-b0b4-7feaf5c57132/bin/ukojak-verify-Qdu7aM0XO9/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