./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1052d.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 635f8984c4511856045f1e30e98d2922ab99db02463dd79a1ad0fa0289476012 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:33:42,581 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:33:42,683 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:33:42,688 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:33:42,692 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:33:42,730 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:33:42,733 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:33:42,734 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:33:42,735 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:33:42,737 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:33:42,737 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:33:42,738 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:33:42,738 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:33:42,741 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:33:42,742 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:33:42,742 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:33:42,743 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:33:42,743 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:33:42,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:33:42,744 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:33:42,744 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:33:42,749 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:33:42,750 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:33:42,750 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:33:42,752 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:33:42,753 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:33:42,753 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:33:42,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:33:42,754 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:33:42,754 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:33:42,755 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:33:42,755 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:33:42,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:33:42,757 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_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 635f8984c4511856045f1e30e98d2922ab99db02463dd79a1ad0fa0289476012 [2024-11-08 23:33:43,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:33:43,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:33:43,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:33:43,150 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:33:43,151 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:33:43,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1052d.c Unable to find full path for "g++" [2024-11-08 23:33:45,184 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:33:45,438 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:33:45,439 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/sv-benchmarks/c/float-newlib/float_req_bl_1052d.c [2024-11-08 23:33:45,450 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/data/30a67ef0d/ffd4dce24e18401cb14e686fa05f9d4b/FLAGf7a6410b6 [2024-11-08 23:33:45,762 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/data/30a67ef0d/ffd4dce24e18401cb14e686fa05f9d4b [2024-11-08 23:33:45,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:33:45,766 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:33:45,768 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:33:45,768 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:33:45,775 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:33:45,776 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:33:45" (1/1) ... [2024-11-08 23:33:45,777 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69d94037 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:45, skipping insertion in model container [2024-11-08 23:33:45,778 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:33:45" (1/1) ... [2024-11-08 23:33:45,808 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:33:46,014 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/sv-benchmarks/c/float-newlib/float_req_bl_1052d.c[1740,1753] [2024-11-08 23:33:46,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:33:46,029 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:33:46,056 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/sv-benchmarks/c/float-newlib/float_req_bl_1052d.c[1740,1753] [2024-11-08 23:33:46,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:33:46,076 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:33:46,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:46 WrapperNode [2024-11-08 23:33:46,077 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:33:46,078 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:33:46,078 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:33:46,079 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:33:46,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:46" (1/1) ... [2024-11-08 23:33:46,096 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:46" (1/1) ... [2024-11-08 23:33:46,125 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 123 [2024-11-08 23:33:46,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:33:46,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:33:46,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:33:46,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:33:46,138 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:46" (1/1) ... [2024-11-08 23:33:46,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:46" (1/1) ... [2024-11-08 23:33:46,141 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:46" (1/1) ... [2024-11-08 23:33:46,141 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:46" (1/1) ... [2024-11-08 23:33:46,148 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:46" (1/1) ... [2024-11-08 23:33:46,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:46" (1/1) ... [2024-11-08 23:33:46,160 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:46" (1/1) ... [2024-11-08 23:33:46,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:46" (1/1) ... [2024-11-08 23:33:46,170 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:33:46,171 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:33:46,171 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:33:46,171 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:33:46,172 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:46" (1/1) ... [2024-11-08 23:33:46,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:33:46,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:33:46,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:33:46,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:33:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:33:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:33:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:33:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 23:33:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:33:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 23:33:46,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:33:46,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:33:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:33:46,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:33:46,346 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:33:46,349 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:33:46,589 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-08 23:33:46,589 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:33:46,759 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:33:46,759 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-08 23:33:46,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:46 BoogieIcfgContainer [2024-11-08 23:33:46,760 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:33:46,761 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:33:46,761 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:33:46,773 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:33:46,774 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:46" (1/1) ... [2024-11-08 23:33:46,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:33:46,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:46,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-08 23:33:46,841 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-08 23:33:46,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:33:46,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:46,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:33:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:46,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:33:47,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:47,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-08 23:33:47,013 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-08 23:33:47,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:33:47,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:47,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:33:47,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:33:47,080 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:33:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:33:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:33:47,216 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:33:47,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:33:47,275 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:33:47,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:33:47 ImpRootNode [2024-11-08 23:33:47,310 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:33:47,311 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:33:47,311 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:33:47,311 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:33:47,312 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:46" (3/4) ... [2024-11-08 23:33:47,315 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:33:47,316 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:33:47,316 INFO L158 Benchmark]: Toolchain (without parser) took 1549.96ms. Allocated memory was 153.1MB in the beginning and 216.0MB in the end (delta: 62.9MB). Free memory was 118.9MB in the beginning and 183.9MB in the end (delta: -65.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:33:47,317 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 153.1MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:33:47,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.48ms. Allocated memory is still 153.1MB. Free memory was 118.9MB in the beginning and 105.6MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:33:47,318 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.02ms. Allocated memory is still 153.1MB. Free memory was 105.6MB in the beginning and 104.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:33:47,319 INFO L158 Benchmark]: Boogie Preprocessor took 43.24ms. Allocated memory is still 153.1MB. Free memory was 104.0MB in the beginning and 102.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:33:47,320 INFO L158 Benchmark]: RCFGBuilder took 589.68ms. Allocated memory is still 153.1MB. Free memory was 102.4MB in the beginning and 75.2MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 23:33:47,321 INFO L158 Benchmark]: CodeCheck took 549.05ms. Allocated memory was 153.1MB in the beginning and 216.0MB in the end (delta: 62.9MB). Free memory was 75.2MB in the beginning and 183.9MB in the end (delta: -108.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:33:47,321 INFO L158 Benchmark]: Witness Printer took 4.74ms. Allocated memory is still 216.0MB. Free memory is still 183.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:33:47,324 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 12 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 82]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 81, overapproximation of someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L13] static const float huge_floor = 1.0e30; [L77] float x = 0.0f; [L78] CALL, EXPR floor_float(x) [L16] __int32_t i0, j0; [L17] __uint32_t i, ix; VAL [huge_floor=1000000000000000000000000000000, x=0] [L19] ieee_float_shape_type gf_u; [L20] gf_u.value = (x) [L21] EXPR gf_u.word [L21] (i0) = gf_u.word [L23] ix = (i0 & 0x7fffffff) [L24] j0 = (ix >> 23) - 0x7f VAL [huge_floor=1000000000000000000000000000000, i0=1258291200, ix=1258291200, j0=23, x=0] [L25] COND FALSE !(j0 < 23) [L45] COND FALSE !(!((ix) < 0x7f800000L)) [L48] return x; VAL [\result=0, huge_floor=1000000000000000000000000000000, i0=1258291200] [L78] RET, EXPR floor_float(x) [L78] float res = floor_float(x); [L81] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [huge_floor=1000000000000000000000000000000, res=0] [L81] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L82] reach_error() VAL [huge_floor=1000000000000000000000000000000, res=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 153.1MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.48ms. Allocated memory is still 153.1MB. Free memory was 118.9MB in the beginning and 105.6MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.02ms. Allocated memory is still 153.1MB. Free memory was 105.6MB in the beginning and 104.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.24ms. Allocated memory is still 153.1MB. Free memory was 104.0MB in the beginning and 102.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 589.68ms. Allocated memory is still 153.1MB. Free memory was 102.4MB in the beginning and 75.2MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 549.05ms. Allocated memory was 153.1MB in the beginning and 216.0MB in the end (delta: 62.9MB). Free memory was 75.2MB in the beginning and 183.9MB in the end (delta: -108.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.74ms. Allocated memory is still 216.0MB. Free memory is still 183.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:33:47,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1052d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 635f8984c4511856045f1e30e98d2922ab99db02463dd79a1ad0fa0289476012 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:33:49,855 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:33:49,937 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:33:49,967 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:33:49,969 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:33:49,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:33:49,970 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:33:49,971 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:33:49,971 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:33:49,972 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:33:49,972 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:33:49,973 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:33:49,973 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:33:49,974 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:33:49,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:33:49,975 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:33:49,975 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:33:49,976 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:33:49,976 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:33:49,977 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:33:49,977 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:33:49,978 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:33:49,978 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:33:49,979 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:33:49,979 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:33:49,980 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:33:49,980 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:49,980 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:33:49,981 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:33:49,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:33:49,982 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:33:49,982 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:33:49,983 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:33:49,983 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:33:49,984 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:49,984 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:33:49,984 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_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 635f8984c4511856045f1e30e98d2922ab99db02463dd79a1ad0fa0289476012 [2024-11-08 23:33:50,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:33:50,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:33:50,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:33:50,470 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:33:50,473 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:33:50,475 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1052d.c Unable to find full path for "g++" [2024-11-08 23:33:52,592 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:33:52,864 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:33:52,865 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/sv-benchmarks/c/float-newlib/float_req_bl_1052d.c [2024-11-08 23:33:52,874 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/data/e904db5b6/2913544599604137b9f8ac9ca93939d3/FLAG36de3a558 [2024-11-08 23:33:53,180 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/data/e904db5b6/2913544599604137b9f8ac9ca93939d3 [2024-11-08 23:33:53,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:33:53,183 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:33:53,185 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:33:53,185 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:33:53,190 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:33:53,191 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:33:53" (1/1) ... [2024-11-08 23:33:53,192 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@667b8169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:53, skipping insertion in model container [2024-11-08 23:33:53,192 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:33:53" (1/1) ... [2024-11-08 23:33:53,214 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:33:53,504 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/sv-benchmarks/c/float-newlib/float_req_bl_1052d.c[1740,1753] [2024-11-08 23:33:53,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:33:53,526 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:33:53,579 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/sv-benchmarks/c/float-newlib/float_req_bl_1052d.c[1740,1753] [2024-11-08 23:33:53,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:33:53,627 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:33:53,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:53 WrapperNode [2024-11-08 23:33:53,628 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:33:53,629 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:33:53,630 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:33:53,630 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:33:53,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:53" (1/1) ... [2024-11-08 23:33:53,651 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:53" (1/1) ... [2024-11-08 23:33:53,680 INFO L138 Inliner]: procedures = 19, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2024-11-08 23:33:53,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:33:53,683 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:33:53,683 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:33:53,684 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:33:53,694 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:53" (1/1) ... [2024-11-08 23:33:53,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:53" (1/1) ... [2024-11-08 23:33:53,703 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:53" (1/1) ... [2024-11-08 23:33:53,707 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:53" (1/1) ... [2024-11-08 23:33:53,719 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:53" (1/1) ... [2024-11-08 23:33:53,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:53" (1/1) ... [2024-11-08 23:33:53,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:53" (1/1) ... [2024-11-08 23:33:53,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:53" (1/1) ... [2024-11-08 23:33:53,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:33:53,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:33:53,746 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:33:53,746 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:33:53,747 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:33:53" (1/1) ... [2024-11-08 23:33:53,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:33:53,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:33:53,795 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:33:53,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:33:53,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:33:53,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:33:53,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:33:53,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 23:33:53,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:33:53,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:33:53,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:33:53,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 23:33:53,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:33:53,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:33:53,954 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:33:53,957 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:33:54,589 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-08 23:33:54,589 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:33:54,706 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:33:54,706 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-08 23:33:54,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:54 BoogieIcfgContainer [2024-11-08 23:33:54,707 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:33:54,709 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:33:54,709 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:33:54,740 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:33:54,740 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:54" (1/1) ... [2024-11-08 23:33:54,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:33:54,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:54,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-08 23:33:54,841 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-08 23:33:54,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:33:54,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:54,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:54,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:33:54,850 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:33:54,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:33:55,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:55,107 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:33:55,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:55,149 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:33:55,154 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:33:55,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:33:55,181 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:33:55,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:33:55,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:55,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-08 23:33:55,301 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-08 23:33:55,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:33:55,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:55,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:55,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:33:55,304 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:33:55,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:33:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:55,591 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:33:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:55,644 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 23:33:55,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:33:55,755 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:33:55,760 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-08 23:33:55,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:33:55,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:33:56,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:56,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-08 23:33:56,107 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-08 23:33:56,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:33:56,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:56,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:56,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:33:56,112 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:33:56,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:33:56,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:56,412 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:33:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:56,453 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:33:56,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:33:56,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:33:56,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 23:33:57,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:57,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-08 23:33:57,690 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-08 23:33:57,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:33:57,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:57,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:57,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:33:57,716 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:33:57,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:33:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:57,920 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:33:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:57,973 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:33:57,974 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:33:57,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:33:57,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 23:33:58,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:58,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-08 23:33:58,003 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-08 23:33:58,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:33:58,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:58,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:58,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:33:58,009 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:33:58,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:33:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:58,327 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:33:58,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:58,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 23:33:58,392 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:33:58,663 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 23:33:59,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:33:59,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 23:34:03,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:03,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-11-08 23:34:03,067 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-11-08 23:34:03,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:34:03,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:03,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:34:03,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:34:03,072 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:34:03,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:34:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:03,295 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:34:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:03,342 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:34:03,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:34:03,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:34:03,353 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:34:03,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 23:34:03,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:03,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2024-11-08 23:34:03,376 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2024-11-08 23:34:03,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:34:03,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:03,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:34:03,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:34:03,379 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:34:03,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:34:03,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:03,727 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:34:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:34:03,796 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 23:34:03,802 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:34:03,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 23:34:04,621 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-08 23:34:04,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 24 [2024-11-08 23:34:05,382 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-08 23:34:05,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 11 [2024-11-08 23:34:05,396 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-08 23:34:05,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 19 [2024-11-08 23:34:05,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:34:05,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 23:34:08,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:08,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2024-11-08 23:34:08,427 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2024-11-08 23:34:08,427 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:34:08,427 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-08 23:34:08,438 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 23:34:08,710 INFO L77 FloydHoareUtils]: At program point L81(line 81) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16| (_ BitVec 32))) (= (_ bv0 32) (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) |ULTIMATE.start_main_#t~short9#1| (= |ULTIMATE.start_main_~res~0#1| (fp (_ bv0 1) (_ bv0 8) (_ bv0 23)))) [2024-11-08 23:34:08,711 INFO L77 FloydHoareUtils]: At program point L81-2(lines 81 84) the Hoare annotation is: |ULTIMATE.start_main_#t~short9#1| [2024-11-08 23:34:08,711 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 70 87) the Hoare annotation is: true [2024-11-08 23:34:08,711 INFO L75 FloydHoareUtils]: For program point L36(lines 36 37) no Hoare annotation was computed. [2024-11-08 23:34:08,711 INFO L77 FloydHoareUtils]: At program point L61-1(lines 61 65) the Hoare annotation is: (= (fp (_ bv0 1) (_ bv0 8) (_ bv0 23)) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|))) [2024-11-08 23:34:08,711 INFO L77 FloydHoareUtils]: At program point L61-2(lines 61 65) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16| (_ BitVec 32))) (= (_ bv0 32) (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (= (fp (_ bv0 1) (_ bv0 8) (_ bv0 23)) |ULTIMATE.start___signbit_float_~x#1|)) [2024-11-08 23:34:08,712 INFO L77 FloydHoareUtils]: At program point L61-3(lines 61 65) the Hoare annotation is: (= (fp (_ bv0 1) (_ bv0 8) (_ bv0 23)) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|))) [2024-11-08 23:34:08,712 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2024-11-08 23:34:08,712 INFO L77 FloydHoareUtils]: At program point floor_float_returnLabel#1(lines 15 56) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16| (_ BitVec 32))) (= (_ bv0 32) (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (= (fp (_ bv0 1) (_ bv0 8) (_ bv0 23)) |ULTIMATE.start_floor_float_#res#1|)) [2024-11-08 23:34:08,713 INFO L75 FloydHoareUtils]: For program point L82(line 82) no Hoare annotation was computed. [2024-11-08 23:34:08,713 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:34:08,713 INFO L77 FloydHoareUtils]: At program point L25(lines 25 49) the Hoare annotation is: (and (= |ULTIMATE.start_floor_float_~x#1| (_ +zero 8 24)) (exists ((|v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (and (= |ULTIMATE.start_floor_float_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start_floor_float_~i0~0#1| .cse0)))) (= (bvadd (_ bv127 32) |ULTIMATE.start_floor_float_~j0~0#1|) (bvlshr |ULTIMATE.start_floor_float_~ix~0#1| (_ bv23 32))) (= ~huge_floor~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= |ULTIMATE.start_floor_float_~ix~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start_floor_float_~i0~0#1|))) [2024-11-08 23:34:08,713 INFO L77 FloydHoareUtils]: At program point L50(lines 50 54) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16| (_ BitVec 32))) (= (_ bv0 32) (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (= |ULTIMATE.start_floor_float_~x#1| (fp (_ bv0 1) (_ bv0 8) (_ bv0 23)))) [2024-11-08 23:34:08,714 INFO L77 FloydHoareUtils]: At program point L50-1(lines 50 54) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (= (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (_ +zero 8 24))) (= (_ bv0 32) |ULTIMATE.start_floor_float_~i0~0#1|)) [2024-11-08 23:34:08,714 INFO L77 FloydHoareUtils]: At program point L50-2(lines 50 54) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16| (_ BitVec 32))) (= (_ bv0 32) (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (= |ULTIMATE.start_floor_float_~x#1| (fp (_ bv0 1) (_ bv0 8) (_ bv0 23)))) [2024-11-08 23:34:08,714 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:34:08,715 INFO L77 FloydHoareUtils]: At program point L26(lines 26 43) the Hoare annotation is: (and (= |ULTIMATE.start_floor_float_~x#1| (_ +zero 8 24)) (exists ((|v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (and (= |ULTIMATE.start_floor_float_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start_floor_float_~i0~0#1| .cse0)))) (= (bvadd (_ bv127 32) |ULTIMATE.start_floor_float_~j0~0#1|) (bvlshr |ULTIMATE.start_floor_float_~ix~0#1| (_ bv23 32))) (= ~huge_floor~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= |ULTIMATE.start_floor_float_~ix~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start_floor_float_~i0~0#1|))) [2024-11-08 23:34:08,715 INFO L77 FloydHoareUtils]: At program point L18-1(lines 18 22) the Hoare annotation is: (and (= |ULTIMATE.start_floor_float_~x#1| (_ +zero 8 24)) (exists ((|v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (and (= |ULTIMATE.start_floor_float_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start_floor_float_~i0~0#1| .cse0)))) (= ~huge_floor~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0)))) [2024-11-08 23:34:08,715 INFO L77 FloydHoareUtils]: At program point L18-2(lines 18 22) the Hoare annotation is: (and (= |ULTIMATE.start_floor_float_~x#1| (_ +zero 8 24)) (= ~huge_floor~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0)))) [2024-11-08 23:34:08,715 INFO L77 FloydHoareUtils]: At program point L18-3(lines 18 22) the Hoare annotation is: (and (= |ULTIMATE.start_floor_float_~x#1| (_ +zero 8 24)) (exists ((|v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (and (= |ULTIMATE.start_floor_float_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= |ULTIMATE.start_floor_float_~i0~0#1| .cse0)))) (= ~huge_floor~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0)))) [2024-11-08 23:34:08,724 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 23:34:08,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:34:08 ImpRootNode [2024-11-08 23:34:08,733 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:34:08,734 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:34:08,735 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:34:08,735 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:34:08,736 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:33:54" (3/4) ... [2024-11-08 23:34:08,739 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:34:08,749 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2024-11-08 23:34:08,750 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-08 23:34:08,752 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:34:08,753 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:34:08,793 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0.0 == \result) [2024-11-08 23:34:08,844 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0.0 == \result) [2024-11-08 23:34:08,908 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:34:08,909 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:34:08,909 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:34:08,910 INFO L158 Benchmark]: Toolchain (without parser) took 15726.34ms. Allocated memory was 67.1MB in the beginning and 100.7MB in the end (delta: 33.6MB). Free memory was 43.3MB in the beginning and 50.2MB in the end (delta: -6.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 23:34:08,910 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:34:08,911 INFO L158 Benchmark]: CACSL2BoogieTranslator took 444.18ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 43.0MB in the beginning and 59.8MB in the end (delta: -16.7MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2024-11-08 23:34:08,911 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.80ms. Allocated memory is still 81.8MB. Free memory was 59.8MB in the beginning and 58.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:34:08,912 INFO L158 Benchmark]: Boogie Preprocessor took 62.20ms. Allocated memory is still 81.8MB. Free memory was 58.0MB in the beginning and 56.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:34:08,912 INFO L158 Benchmark]: RCFGBuilder took 961.96ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 37.2MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:34:08,913 INFO L158 Benchmark]: CodeCheck took 14025.06ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 37.2MB in the beginning and 54.7MB in the end (delta: -17.5MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2024-11-08 23:34:08,913 INFO L158 Benchmark]: Witness Printer took 174.78ms. Allocated memory is still 100.7MB. Free memory was 54.7MB in the beginning and 50.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:34:08,919 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.7s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 322 SdHoareTripleChecker+Valid, 6.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 92 mSDsluCounter, 192 SdHoareTripleChecker+Invalid, 6.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 66 mSDsCounter, 92 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 393 IncrementalHoareTripleChecker+Invalid, 485 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 92 mSolverCounterUnsat, 126 mSDtfsCounter, 393 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 677 GetRequests, 614 SyntacticMatches, 7 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 7.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 77 ConstructedInterpolants, 16 QuantifiedInterpolants, 628 SizeOfPredicates, 17 NumberOfNonLiveVariables, 315 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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: 82]: 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: 15]: Location Invariant Derived location invariant: (0.0 == \result) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 444.18ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 43.0MB in the beginning and 59.8MB in the end (delta: -16.7MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.80ms. Allocated memory is still 81.8MB. Free memory was 59.8MB in the beginning and 58.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 62.20ms. Allocated memory is still 81.8MB. Free memory was 58.0MB in the beginning and 56.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 961.96ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 37.2MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 14025.06ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 37.2MB in the beginning and 54.7MB in the end (delta: -17.5MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * Witness Printer took 174.78ms. Allocated memory is still 100.7MB. Free memory was 54.7MB in the beginning and 50.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-08 23:34:08,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e0465-8b7b-47ca-8e29-7387f8da855d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE