./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-34.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/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_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-34.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/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_49832cae-67c3-4fa6-8070-a26d372c70a7/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 31a0f34f1361b8503e92d18ec6b5d54f94798b9bc08facd153f06fdbee00fcdf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:13:44,977 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:13:45,041 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:13:45,045 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:13:45,046 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:13:45,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:13:45,069 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:13:45,069 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:13:45,070 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:13:45,070 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:13:45,071 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:13:45,072 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:13:45,072 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:13:45,073 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:13:45,073 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:13:45,074 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:13:45,074 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:13:45,075 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:13:45,075 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:13:45,076 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:13:45,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:13:45,077 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:13:45,077 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:13:45,078 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:13:45,078 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:13:45,079 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:13:45,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:13:45,079 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:13:45,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:13:45,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:13:45,081 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:13:45,081 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:13:45,081 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:13:45,081 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_49832cae-67c3-4fa6-8070-a26d372c70a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31a0f34f1361b8503e92d18ec6b5d54f94798b9bc08facd153f06fdbee00fcdf [2023-12-02 22:13:45,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:13:45,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:13:45,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:13:45,309 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:13:45,310 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:13:45,311 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-34.i [2023-12-02 22:13:48,082 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:13:48,318 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:13:48,319 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-34.i [2023-12-02 22:13:48,335 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/data/49a7be45b/3906f54e6e144cd28b37a9665b65c911/FLAG836671eb5 [2023-12-02 22:13:48,350 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/data/49a7be45b/3906f54e6e144cd28b37a9665b65c911 [2023-12-02 22:13:48,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:13:48,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:13:48,355 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:13:48,355 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:13:48,359 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:13:48,360 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:13:48" (1/1) ... [2023-12-02 22:13:48,361 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb96534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:48, skipping insertion in model container [2023-12-02 22:13:48,361 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:13:48" (1/1) ... [2023-12-02 22:13:48,413 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:13:48,553 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_49832cae-67c3-4fa6-8070-a26d372c70a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-34.i[916,929] [2023-12-02 22:13:48,744 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:13:48,764 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:13:48,775 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_49832cae-67c3-4fa6-8070-a26d372c70a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-34.i[916,929] [2023-12-02 22:13:48,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:13:48,883 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:13:48,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:48 WrapperNode [2023-12-02 22:13:48,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:13:48,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:13:48,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:13:48,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:13:48,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:48" (1/1) ... [2023-12-02 22:13:48,917 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:48" (1/1) ... [2023-12-02 22:13:48,995 INFO L138 Inliner]: procedures = 26, calls = 122, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 1004 [2023-12-02 22:13:48,996 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:13:48,996 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:13:48,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:13:48,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:13:49,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:48" (1/1) ... [2023-12-02 22:13:49,003 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:48" (1/1) ... [2023-12-02 22:13:49,014 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:48" (1/1) ... [2023-12-02 22:13:49,014 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:48" (1/1) ... [2023-12-02 22:13:49,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:48" (1/1) ... [2023-12-02 22:13:49,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:48" (1/1) ... [2023-12-02 22:13:49,061 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:48" (1/1) ... [2023-12-02 22:13:49,070 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:48" (1/1) ... [2023-12-02 22:13:49,080 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:13:49,081 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:13:49,081 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:13:49,082 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:13:49,082 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:13:48" (1/1) ... [2023-12-02 22:13:49,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:13:49,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:13:49,106 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:13:49,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:13:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:13:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:13:49,136 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:13:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:13:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:13:49,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:13:49,272 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:13:49,274 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:13:50,370 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:13:51,747 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:13:51,748 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:13:51,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:13:51 BoogieIcfgContainer [2023-12-02 22:13:51,750 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:13:51,751 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:13:51,751 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:13:51,762 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:13:51,762 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:13:51" (1/1) ... [2023-12-02 22:13:51,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:13:51,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:51,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 176 states and 285 transitions. [2023-12-02 22:13:51,844 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 285 transitions. [2023-12-02 22:13:51,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2023-12-02 22:13:51,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:51,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:59,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 1362 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-02 22:13:59,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:26:34,718 INFO L134 CoverageAnalysis]: Checked inductivity of 11772 backedges. 5861 proven. 512 refuted. 0 times theorem prover too weak. 5399 trivial. 0 not checked. [2023-12-02 22:26:44,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.32s for a HTC check with result INVALID. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 22:26:47,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result INVALID. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 22:26:55,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.97s for a HTC check with result INVALID. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 22:26:58,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result VALID. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 22:26:59,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 22:27:04,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.52s for a HTC check with result INVALID. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 22:27:04,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:04,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 346 states and 776 transitions. [2023-12-02 22:27:04,167 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 776 transitions. [2023-12-02 22:27:04,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2023-12-02 22:27:04,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:04,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:27:14,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:27:14,917 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 22:27:14,920 INFO L158 Benchmark]: Toolchain (without parser) took 806566.33ms. Allocated memory was 134.2MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 76.9MB in the beginning and 742.6MB in the end (delta: -665.7MB). Peak memory consumption was 553.5MB. Max. memory is 16.1GB. [2023-12-02 22:27:14,921 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 96.5MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:27:14,921 INFO L158 Benchmark]: CACSL2BoogieTranslator took 528.81ms. Allocated memory is still 134.2MB. Free memory was 76.7MB in the beginning and 88.8MB in the end (delta: -12.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-12-02 22:27:14,922 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.10ms. Allocated memory is still 134.2MB. Free memory was 88.8MB in the beginning and 74.4MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 22:27:14,923 INFO L158 Benchmark]: Boogie Preprocessor took 84.58ms. Allocated memory is still 134.2MB. Free memory was 74.1MB in the beginning and 67.4MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 22:27:14,924 INFO L158 Benchmark]: RCFGBuilder took 2668.59ms. Allocated memory was 134.2MB in the beginning and 213.9MB in the end (delta: 79.7MB). Free memory was 67.4MB in the beginning and 156.9MB in the end (delta: -89.5MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. [2023-12-02 22:27:14,925 INFO L158 Benchmark]: CodeCheck took 803168.68ms. Allocated memory was 213.9MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 156.9MB in the beginning and 742.6MB in the end (delta: -585.7MB). Peak memory consumption was 550.9MB. Max. memory is 16.1GB. [2023-12-02 22:27:14,928 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 96.5MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 528.81ms. Allocated memory is still 134.2MB. Free memory was 76.7MB in the beginning and 88.8MB in the end (delta: -12.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.10ms. Allocated memory is still 134.2MB. Free memory was 88.8MB in the beginning and 74.4MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.58ms. Allocated memory is still 134.2MB. Free memory was 74.1MB in the beginning and 67.4MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2668.59ms. Allocated memory was 134.2MB in the beginning and 213.9MB in the end (delta: 79.7MB). Free memory was 67.4MB in the beginning and 156.9MB in the end (delta: -89.5MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. * CodeCheck took 803168.68ms. Allocated memory was 213.9MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 156.9MB in the beginning and 742.6MB in the end (delta: -585.7MB). Peak memory consumption was 550.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:27:15,139 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-02 22:27:15,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/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_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-34.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/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 31a0f34f1361b8503e92d18ec6b5d54f94798b9bc08facd153f06fdbee00fcdf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:27:16,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:27:16,949 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 22:27:16,983 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:27:16,984 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:27:16,984 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:27:16,985 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:27:16,985 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:27:16,986 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:27:16,987 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:27:16,987 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:27:16,988 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:27:16,988 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:27:16,989 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:27:16,989 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:27:16,990 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:27:16,990 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:27:16,991 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:27:16,991 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:27:16,991 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:27:16,992 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:27:16,993 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:27:16,993 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:27:16,994 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:27:16,994 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:27:16,994 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:27:16,995 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:27:16,995 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:27:16,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:27:16,996 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:27:16,996 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:27:16,997 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:27:16,997 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:27:16,997 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:27:16,998 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:27:16,998 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:27:16,998 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:27:16,998 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_49832cae-67c3-4fa6-8070-a26d372c70a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31a0f34f1361b8503e92d18ec6b5d54f94798b9bc08facd153f06fdbee00fcdf [2023-12-02 22:27:17,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:27:17,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:27:17,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:27:17,315 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:27:17,315 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:27:17,317 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-34.i [2023-12-02 22:27:20,121 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:27:20,343 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:27:20,343 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-34.i [2023-12-02 22:27:20,360 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/data/bfd8e6a18/8ea0960971994e138c7e8081492fa5d7/FLAGd957624ea [2023-12-02 22:27:20,374 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/data/bfd8e6a18/8ea0960971994e138c7e8081492fa5d7 [2023-12-02 22:27:20,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:27:20,377 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:27:20,378 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:27:20,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:27:20,382 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:27:20,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:27:20" (1/1) ... [2023-12-02 22:27:20,384 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@462e4744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:20, skipping insertion in model container [2023-12-02 22:27:20,384 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:27:20" (1/1) ... [2023-12-02 22:27:20,440 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:27:20,585 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_49832cae-67c3-4fa6-8070-a26d372c70a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-34.i[916,929] [2023-12-02 22:27:20,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:27:20,776 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:27:20,789 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_49832cae-67c3-4fa6-8070-a26d372c70a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-34.i[916,929] [2023-12-02 22:27:20,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:27:20,893 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:27:20,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:20 WrapperNode [2023-12-02 22:27:20,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:27:20,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:27:20,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:27:20,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:27:20,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:20" (1/1) ... [2023-12-02 22:27:20,927 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:20" (1/1) ... [2023-12-02 22:27:20,979 INFO L138 Inliner]: procedures = 27, calls = 122, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 706 [2023-12-02 22:27:20,979 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:27:20,980 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:27:20,980 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:27:20,981 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:27:20,990 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:20" (1/1) ... [2023-12-02 22:27:20,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:20" (1/1) ... [2023-12-02 22:27:20,999 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:20" (1/1) ... [2023-12-02 22:27:21,000 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:20" (1/1) ... [2023-12-02 22:27:21,032 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:20" (1/1) ... [2023-12-02 22:27:21,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:20" (1/1) ... [2023-12-02 22:27:21,061 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:20" (1/1) ... [2023-12-02 22:27:21,067 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:20" (1/1) ... [2023-12-02 22:27:21,077 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:27:21,078 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:27:21,078 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:27:21,079 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:27:21,079 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:27:20" (1/1) ... [2023-12-02 22:27:21,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:27:21,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:27:21,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:27:21,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:27:21,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:27:21,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:27:21,140 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:27:21,141 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:27:21,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:27:21,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:27:21,283 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:27:21,285 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:27:36,422 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:27:37,196 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:27:37,196 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:27:37,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:27:37 BoogieIcfgContainer [2023-12-02 22:27:37,198 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:27:37,199 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:27:37,199 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:27:37,209 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:27:37,209 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:27:37" (1/1) ... [2023-12-02 22:27:37,218 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:27:37,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:27:37,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 176 states and 285 transitions. [2023-12-02 22:27:37,283 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 285 transitions. [2023-12-02 22:27:37,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2023-12-02 22:27:37,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:27:37,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:27:37,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:27:37,327 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:27:37,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49832cae-67c3-4fa6-8070-a26d372c70a7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:27:43,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:43,159 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:27:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:27:47,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 22:27:48,027 INFO L285 TraceCheckSpWp]: Computing forward predicates...