./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1072d.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_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/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_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/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_1cd5abea-2672-4f42-9865-eb0c39ac462f/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 617ff69384da5814b2b527d10c4fa0e27490c5a4838f31ba8705b37c822dda78 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:25:43,685 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:25:43,784 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:25:43,791 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:25:43,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:25:43,817 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:25:43,818 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:25:43,818 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:25:43,819 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:25:43,819 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:25:43,820 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:25:43,820 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:25:43,820 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:25:43,821 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:25:43,821 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:25:43,821 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:25:43,822 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:25:43,822 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:25:43,823 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:25:43,823 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:25:43,824 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:25:43,824 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:25:43,825 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:25:43,825 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:25:43,826 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:25:43,826 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:25:43,826 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:25:43,827 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:25:43,827 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:25:43,828 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:25:43,828 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:25:43,828 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:25:43,829 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:25:43,829 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_1cd5abea-2672-4f42-9865-eb0c39ac462f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 617ff69384da5814b2b527d10c4fa0e27490c5a4838f31ba8705b37c822dda78 [2024-11-09 00:25:44,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:25:44,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:25:44,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:25:44,189 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:25:44,189 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:25:44,191 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1072d.c Unable to find full path for "g++" [2024-11-09 00:25:46,375 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:25:46,604 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:25:46,605 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/sv-benchmarks/c/float-newlib/float_req_bl_1072d.c [2024-11-09 00:25:46,612 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/data/b7969bf7a/e81af76874244ae9a53b74e850a00d02/FLAGe2d013b4d [2024-11-09 00:25:46,626 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/data/b7969bf7a/e81af76874244ae9a53b74e850a00d02 [2024-11-09 00:25:46,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:25:46,629 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:25:46,631 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:25:46,631 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:25:46,637 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:25:46,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:25:46" (1/1) ... [2024-11-09 00:25:46,641 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6194027e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:46, skipping insertion in model container [2024-11-09 00:25:46,641 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:25:46" (1/1) ... [2024-11-09 00:25:46,676 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:25:46,886 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_1cd5abea-2672-4f42-9865-eb0c39ac462f/sv-benchmarks/c/float-newlib/float_req_bl_1072d.c[1573,1586] [2024-11-09 00:25:46,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:25:46,898 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:25:46,924 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_1cd5abea-2672-4f42-9865-eb0c39ac462f/sv-benchmarks/c/float-newlib/float_req_bl_1072d.c[1573,1586] [2024-11-09 00:25:46,926 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:25:46,947 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:25:46,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:46 WrapperNode [2024-11-09 00:25:46,948 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:25:46,949 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:25:46,950 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:25:46,950 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:25:46,959 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:46" (1/1) ... [2024-11-09 00:25:46,968 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:46" (1/1) ... [2024-11-09 00:25:46,999 INFO L138 Inliner]: procedures = 16, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 119 [2024-11-09 00:25:47,000 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:25:47,001 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:25:47,005 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:25:47,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:25:47,018 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:46" (1/1) ... [2024-11-09 00:25:47,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:46" (1/1) ... [2024-11-09 00:25:47,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:46" (1/1) ... [2024-11-09 00:25:47,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:46" (1/1) ... [2024-11-09 00:25:47,030 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:46" (1/1) ... [2024-11-09 00:25:47,034 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:46" (1/1) ... [2024-11-09 00:25:47,037 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:46" (1/1) ... [2024-11-09 00:25:47,038 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:46" (1/1) ... [2024-11-09 00:25:47,041 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:25:47,043 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:25:47,043 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:25:47,044 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:25:47,045 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:46" (1/1) ... [2024-11-09 00:25:47,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:25:47,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:25:47,075 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:25:47,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:25:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:25:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:25:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:25:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 00:25:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:25:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 00:25:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:25:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:25:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:25:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:25:47,205 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:25:47,208 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:25:47,442 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-09 00:25:47,442 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:25:47,598 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:25:47,598 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-09 00:25:47,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:25:47 BoogieIcfgContainer [2024-11-09 00:25:47,599 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:25:47,600 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:25:47,600 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:25:47,613 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:25:47,614 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:25:47" (1/1) ... [2024-11-09 00:25:47,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:25:47,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:47,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2024-11-09 00:25:47,684 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2024-11-09 00:25:47,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:25:47,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:47,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:47,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:47,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:47,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-11-09 00:25:47,906 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-11-09 00:25:47,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:25:47,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:47,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:48,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:48,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:48,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-11-09 00:25:48,301 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-11-09 00:25:48,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:25:48,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:48,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:25:48,358 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:25:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:25:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:25:48,485 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:25:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:25:48,522 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-09 00:25:48,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:25:48 ImpRootNode [2024-11-09 00:25:48,558 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:25:48,558 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:25:48,558 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:25:48,559 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:25:48,559 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:25:47" (3/4) ... [2024-11-09 00:25:48,562 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:25:48,563 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:25:48,563 INFO L158 Benchmark]: Toolchain (without parser) took 1933.81ms. Allocated memory is still 148.9MB. Free memory was 111.3MB in the beginning and 84.4MB in the end (delta: 26.8MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2024-11-09 00:25:48,564 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 111.1MB. Free memory was 87.6MB in the beginning and 87.4MB in the end (delta: 136.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:25:48,565 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.81ms. Allocated memory is still 148.9MB. Free memory was 111.3MB in the beginning and 98.4MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:25:48,565 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.70ms. Allocated memory is still 148.9MB. Free memory was 98.4MB in the beginning and 96.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:25:48,566 INFO L158 Benchmark]: Boogie Preprocessor took 40.79ms. Allocated memory is still 148.9MB. Free memory was 96.3MB in the beginning and 94.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:25:48,566 INFO L158 Benchmark]: RCFGBuilder took 555.75ms. Allocated memory is still 148.9MB. Free memory was 94.5MB in the beginning and 69.8MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-09 00:25:48,567 INFO L158 Benchmark]: CodeCheck took 957.96ms. Allocated memory is still 148.9MB. Free memory was 69.8MB in the beginning and 85.0MB in the end (delta: -15.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:25:48,567 INFO L158 Benchmark]: Witness Printer took 4.32ms. Allocated memory is still 148.9MB. Free memory was 85.0MB in the beginning and 84.4MB in the end (delta: 551.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:25:48,570 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, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 56 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 26 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 26 mSDtfsCounter, 15 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 122 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 2 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, 0.4s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 69]: 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 68, overapproximation of someUnaryFLOAToperation at line 64, overapproximation of bitwiseAnd at line 22. Possible FailurePath: [L64] float x = -0.0f; [L65] CALL, EXPR trunc_float(x) [L15] __int32_t signbit, w, exponent_less_127; [L17] ieee_float_shape_type gf_u; [L18] gf_u.value = (x) [L19] EXPR gf_u.word [L19] (w) = gf_u.word [L21] signbit = w & 0x80000000 [L22] EXPR w & 0x7f800000 [L22] exponent_less_127 = ((w & 0x7f800000) >> 23) - 127 [L23] COND FALSE !(exponent_less_127 < 23) VAL [exponent_less_127=23, signbit=0, w=1258291200, x=2] [L39] COND FALSE !(exponent_less_127 == 255) VAL [signbit=0, w=1258291200, x=2] [L42] return x; VAL [\result=2, signbit=0, w=1258291200] [L65] RET, EXPR trunc_float(x) [L65] float res = trunc_float(x); [L68] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [res=2] [L68] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L69] reach_error() VAL [res=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 111.1MB. Free memory was 87.6MB in the beginning and 87.4MB in the end (delta: 136.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.81ms. Allocated memory is still 148.9MB. Free memory was 111.3MB in the beginning and 98.4MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.70ms. Allocated memory is still 148.9MB. Free memory was 98.4MB in the beginning and 96.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.79ms. Allocated memory is still 148.9MB. Free memory was 96.3MB in the beginning and 94.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 555.75ms. Allocated memory is still 148.9MB. Free memory was 94.5MB in the beginning and 69.8MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 957.96ms. Allocated memory is still 148.9MB. Free memory was 69.8MB in the beginning and 85.0MB in the end (delta: -15.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.32ms. Allocated memory is still 148.9MB. Free memory was 85.0MB in the beginning and 84.4MB in the end (delta: 551.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:25:48,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/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_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/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_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/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_1cd5abea-2672-4f42-9865-eb0c39ac462f/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 617ff69384da5814b2b527d10c4fa0e27490c5a4838f31ba8705b37c822dda78 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:25:51,176 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:25:51,267 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:25:51,325 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:25:51,326 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:25:51,327 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:25:51,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:25:51,328 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:25:51,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:25:51,334 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:25:51,334 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:25:51,335 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:25:51,335 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:25:51,335 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:25:51,336 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:25:51,336 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:25:51,338 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:25:51,342 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:25:51,342 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:25:51,342 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:25:51,343 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:25:51,344 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:25:51,344 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:25:51,345 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:25:51,345 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:25:51,346 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:25:51,346 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:51,346 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:25:51,347 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:25:51,347 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:25:51,347 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:25:51,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:25:51,348 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:25:51,348 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:25:51,349 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:51,349 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:25:51,349 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_1cd5abea-2672-4f42-9865-eb0c39ac462f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 617ff69384da5814b2b527d10c4fa0e27490c5a4838f31ba8705b37c822dda78 [2024-11-09 00:25:51,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:25:51,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:25:51,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:25:51,798 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:25:51,799 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:25:51,800 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1072d.c Unable to find full path for "g++" [2024-11-09 00:25:54,030 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:25:54,232 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:25:54,232 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/sv-benchmarks/c/float-newlib/float_req_bl_1072d.c [2024-11-09 00:25:54,242 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/data/43af22293/a5673b32f14a4490ad78f3f7b44f40bc/FLAG37172fa90 [2024-11-09 00:25:54,264 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/data/43af22293/a5673b32f14a4490ad78f3f7b44f40bc [2024-11-09 00:25:54,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:25:54,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:25:54,272 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:25:54,272 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:25:54,279 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:25:54,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:25:54" (1/1) ... [2024-11-09 00:25:54,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c97fe9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:54, skipping insertion in model container [2024-11-09 00:25:54,284 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:25:54" (1/1) ... [2024-11-09 00:25:54,311 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:25:54,584 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_1cd5abea-2672-4f42-9865-eb0c39ac462f/sv-benchmarks/c/float-newlib/float_req_bl_1072d.c[1573,1586] [2024-11-09 00:25:54,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:25:54,607 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:25:54,640 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_1cd5abea-2672-4f42-9865-eb0c39ac462f/sv-benchmarks/c/float-newlib/float_req_bl_1072d.c[1573,1586] [2024-11-09 00:25:54,644 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:25:54,669 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:25:54,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:54 WrapperNode [2024-11-09 00:25:54,669 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:25:54,671 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:25:54,671 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:25:54,671 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:25:54,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:54" (1/1) ... [2024-11-09 00:25:54,689 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:54" (1/1) ... [2024-11-09 00:25:54,714 INFO L138 Inliner]: procedures = 19, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 89 [2024-11-09 00:25:54,716 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:25:54,717 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:25:54,717 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:25:54,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:25:54,727 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:54" (1/1) ... [2024-11-09 00:25:54,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:54" (1/1) ... [2024-11-09 00:25:54,732 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:54" (1/1) ... [2024-11-09 00:25:54,733 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:54" (1/1) ... [2024-11-09 00:25:54,749 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:54" (1/1) ... [2024-11-09 00:25:54,758 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:54" (1/1) ... [2024-11-09 00:25:54,760 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:54" (1/1) ... [2024-11-09 00:25:54,765 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:54" (1/1) ... [2024-11-09 00:25:54,768 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:25:54,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:25:54,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:25:54,773 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:25:54,774 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:54" (1/1) ... [2024-11-09 00:25:54,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:25:54,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:25:54,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:25:54,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:25:54,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:25:54,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:25:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:25:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 00:25:54,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:25:54,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:25:54,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:25:54,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 00:25:54,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:25:54,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:25:54,957 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:25:54,959 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:25:55,266 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-09 00:25:55,267 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:25:55,304 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:25:55,304 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-09 00:25:55,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:25:55 BoogieIcfgContainer [2024-11-09 00:25:55,305 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:25:55,306 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:25:55,306 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:25:55,316 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:25:55,316 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:25:55" (1/1) ... [2024-11-09 00:25:55,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:25:55,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:55,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2024-11-09 00:25:55,401 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2024-11-09 00:25:55,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:25:55,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:55,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:55,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:25:55,409 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:25:55,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:25:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:55,559 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:25:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:55,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:25:55,603 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:55,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:55,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:25:55,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:55,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-11-09 00:25:55,654 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-11-09 00:25:55,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:25:55,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:55,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:55,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:25:55,658 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:25:55,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:25:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:55,812 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:25:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:55,847 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:25:55,849 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:55,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:55,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:25:56,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:56,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-11-09 00:25:56,084 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-11-09 00:25:56,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:25:56,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:56,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:56,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:25:56,087 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:25:56,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:25:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:56,220 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:25:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:56,258 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:25:56,261 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:56,335 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:25:56,339 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2024-11-09 00:25:56,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:56,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 00:25:56,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:56,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-09 00:25:56,736 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-09 00:25:56,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:25:56,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:56,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:56,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:25:56,740 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:25:56,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:25:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:56,871 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:25:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:56,897 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:25:56,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:56,917 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:25:56,918 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2024-11-09 00:25:57,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:57,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-09 00:25:57,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:57,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2024-11-09 00:25:57,092 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-09 00:25:57,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:25:57,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:57,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:57,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:25:57,096 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:25:57,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:25:57,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:57,261 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:25:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:57,292 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:25:57,294 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:57,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:57,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 00:25:58,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:58,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-11-09 00:25:58,455 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-11-09 00:25:58,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:25:58,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:58,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:58,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:25:58,460 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:25:58,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:25:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:58,590 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:25:58,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:58,620 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:25:58,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:58,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:25:58,628 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:25:58,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 00:25:58,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:58,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2024-11-09 00:25:58,644 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2024-11-09 00:25:58,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:25:58,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:58,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:58,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:25:58,652 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:25:58,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 00:25:58,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:58,859 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:25:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:58,896 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:25:58,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:58,930 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 [2024-11-09 00:25:59,216 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2024-11-09 00:25:59,216 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 40 treesize of output 27 [2024-11-09 00:25:59,827 INFO L349 Elim1Store]: treesize reduction 48, result has 23.8 percent of original size [2024-11-09 00:25:59,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 57 [2024-11-09 00:25:59,841 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2024-11-09 00:25:59,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 88 treesize of output 40 [2024-11-09 00:26:00,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:00,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-09 00:26:03,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:03,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2024-11-09 00:26:03,172 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2024-11-09 00:26:03,172 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:26:03,172 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-09 00:26:03,180 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:26:03,255 INFO L77 FloydHoareUtils]: At program point L23(lines 23 41) the Hoare annotation is: (let ((.cse1 (fp.neg (_ +zero 8 24)))) (and (exists ((|v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) .cse1) (= |ULTIMATE.start_trunc_float_~signbit~0#1| (bvand .cse0 (_ bv2147483648 32)))))) (exists ((|ULTIMATE.start_trunc_float_~w~0#1| (_ BitVec 32))) (and (= (bvashr (bvand (_ bv2139095040 32) |ULTIMATE.start_trunc_float_~w~0#1|) (_ bv23 32)) (bvadd (_ bv127 32) |ULTIMATE.start_trunc_float_~exponent_less_127~0#1|)) (= .cse1 (fp ((_ extract 31 31) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start_trunc_float_~w~0#1|))))))) [2024-11-09 00:26:03,255 INFO L77 FloydHoareUtils]: At program point L23-1(lines 23 41) the Hoare annotation is: (exists ((|v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_16| (_ BitVec 32)) (|v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_16|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23|) (_ bv0 32)))) (and (= |ULTIMATE.start_trunc_float_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= .cse0 (bvand .cse1 (_ bv2147483648 32))) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) (fp.neg (_ +zero 8 24)))))) [2024-11-09 00:26:03,256 INFO L77 FloydHoareUtils]: At program point L48-1(lines 48 52) the Hoare annotation is: (exists ((v_arrayElimCell_5 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)) (fp.neg (_ +zero 8 24))) (= (let ((.cse0 (bvand v_arrayElimCell_5 (_ bv2147483648 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~1#1|))))) [2024-11-09 00:26:03,256 INFO L77 FloydHoareUtils]: At program point L48-2(lines 48 52) the Hoare annotation is: (exists ((|v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_16| (_ BitVec 32)) (|v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23|) (_ bv0 32))) (.cse0 (select (select |#memory_int| |v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (and (= .cse0 (bvand .cse1 (_ bv2147483648 32))) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) (fp.neg (_ +zero 8 24))) (= |ULTIMATE.start___signbit_float_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))))) [2024-11-09 00:26:03,256 INFO L77 FloydHoareUtils]: At program point L48-3(lines 48 52) the Hoare annotation is: (exists ((v_arrayElimCell_5 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_arrayElimCell_5) ((_ extract 30 23) v_arrayElimCell_5) ((_ extract 22 0) v_arrayElimCell_5)) (fp.neg (_ +zero 8 24))) (= (let ((.cse0 (bvand v_arrayElimCell_5 (_ bv2147483648 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~1#1|))))) [2024-11-09 00:26:03,257 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 57 74) the Hoare annotation is: true [2024-11-09 00:26:03,257 INFO L75 FloydHoareUtils]: For program point L69(line 69) no Hoare annotation was computed. [2024-11-09 00:26:03,257 INFO L75 FloydHoareUtils]: For program point L32-1(lines 32 36) no Hoare annotation was computed. [2024-11-09 00:26:03,257 INFO L75 FloydHoareUtils]: For program point L32-2(lines 32 36) no Hoare annotation was computed. [2024-11-09 00:26:03,257 INFO L77 FloydHoareUtils]: At program point L24(lines 24 37) the Hoare annotation is: (let ((.cse1 (fp.neg (_ +zero 8 24)))) (and (exists ((|v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) .cse1) (= |ULTIMATE.start_trunc_float_~signbit~0#1| (bvand .cse0 (_ bv2147483648 32)))))) (exists ((|ULTIMATE.start_trunc_float_~w~0#1| (_ BitVec 32))) (and (= (bvashr (bvand (_ bv2139095040 32) |ULTIMATE.start_trunc_float_~w~0#1|) (_ bv23 32)) (bvadd (_ bv127 32) |ULTIMATE.start_trunc_float_~exponent_less_127~0#1|)) (= .cse1 (fp ((_ extract 31 31) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start_trunc_float_~w~0#1|))))))) [2024-11-09 00:26:03,258 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 69) no Hoare annotation was computed. [2024-11-09 00:26:03,258 INFO L77 FloydHoareUtils]: At program point L16-1(lines 16 20) the Hoare annotation is: (exists ((|v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23|) (_ bv0 32)))) (and (= |ULTIMATE.start_trunc_float_~w~0#1| .cse0) (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.neg (_ +zero 8 24)))))) [2024-11-09 00:26:03,258 INFO L77 FloydHoareUtils]: At program point L16-2(lines 16 20) the Hoare annotation is: (= (fp.neg (_ +zero 8 24)) |ULTIMATE.start_trunc_float_~x#1|) [2024-11-09 00:26:03,258 INFO L77 FloydHoareUtils]: At program point L16-3(lines 16 20) the Hoare annotation is: (exists ((|v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23|) (_ bv0 32)))) (and (= |ULTIMATE.start_trunc_float_~w~0#1| .cse0) (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.neg (_ +zero 8 24)))))) [2024-11-09 00:26:03,259 INFO L77 FloydHoareUtils]: At program point trunc_float_returnLabel#1(lines 14 43) the Hoare annotation is: (exists ((|v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_16| (_ BitVec 32)) (|v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_16|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_trunc_float_#res#1|) (= .cse0 (bvand .cse1 (_ bv2147483648 32))) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) (fp.neg (_ +zero 8 24)))))) [2024-11-09 00:26:03,259 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:26:03,259 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:26:03,259 INFO L77 FloydHoareUtils]: At program point L26-1(lines 26 30) the Hoare annotation is: (exists ((|v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_16| (_ BitVec 32)) (|v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_16|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23|) (_ bv0 32)))) (and (= |ULTIMATE.start_trunc_float_~x#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= .cse0 (bvand .cse1 (_ bv2147483648 32))) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) (fp.neg (_ +zero 8 24)))))) [2024-11-09 00:26:03,260 INFO L77 FloydHoareUtils]: At program point L26-2(lines 26 30) the Hoare annotation is: (exists ((|v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (fp.neg (_ +zero 8 24))) (= |ULTIMATE.start_trunc_float_~signbit~0#1| (bvand .cse0 (_ bv2147483648 32)))))) [2024-11-09 00:26:03,260 INFO L75 FloydHoareUtils]: For program point L39(lines 39 40) no Hoare annotation was computed. [2024-11-09 00:26:03,260 INFO L77 FloydHoareUtils]: At program point L68(line 68) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short10#1| (exists ((|v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_16| (_ BitVec 32)) (|v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_trunc_float_~#gf_u~0#1.base_23|) (_ bv0 32))) (.cse0 (select (select |#memory_int| |v_ULTIMATE.start_trunc_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (and (= .cse0 (bvand .cse1 (_ bv2147483648 32))) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) (fp.neg (_ +zero 8 24))) (= |ULTIMATE.start_main_~res~0#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))))) [2024-11-09 00:26:03,260 INFO L77 FloydHoareUtils]: At program point L68-2(lines 68 71) the Hoare annotation is: |ULTIMATE.start_main_#t~short10#1| [2024-11-09 00:26:03,275 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:26:03,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:26:03 ImpRootNode [2024-11-09 00:26:03,280 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:26:03,280 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:26:03,280 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:26:03,281 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:26:03,281 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:25:55" (3/4) ... [2024-11-09 00:26:03,285 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:26:03,293 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2024-11-09 00:26:03,294 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-09 00:26:03,295 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:26:03,295 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:26:03,432 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:26:03,432 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:26:03,433 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:26:03,437 INFO L158 Benchmark]: Toolchain (without parser) took 9166.80ms. Allocated memory was 65.0MB in the beginning and 104.9MB in the end (delta: 39.8MB). Free memory was 37.2MB in the beginning and 79.4MB in the end (delta: -42.3MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2024-11-09 00:26:03,438 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 65.0MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:26:03,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.84ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 37.0MB in the beginning and 61.8MB in the end (delta: -24.9MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2024-11-09 00:26:03,439 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.29ms. Allocated memory is still 86.0MB. Free memory was 61.8MB in the beginning and 60.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:26:03,439 INFO L158 Benchmark]: Boogie Preprocessor took 54.54ms. Allocated memory is still 86.0MB. Free memory was 60.1MB in the beginning and 58.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:26:03,439 INFO L158 Benchmark]: RCFGBuilder took 532.73ms. Allocated memory is still 86.0MB. Free memory was 58.5MB in the beginning and 43.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:26:03,442 INFO L158 Benchmark]: CodeCheck took 7974.14ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 43.8MB in the beginning and 33.5MB in the end (delta: 10.3MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2024-11-09 00:26:03,442 INFO L158 Benchmark]: Witness Printer took 156.23ms. Allocated memory is still 104.9MB. Free memory was 33.5MB in the beginning and 79.4MB in the end (delta: -45.9MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2024-11-09 00:26:03,457 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, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.8s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 346 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 63 mSDsluCounter, 168 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 34 mSDsCounter, 85 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 312 IncrementalHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 85 mSolverCounterUnsat, 134 mSDtfsCounter, 312 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 676 GetRequests, 621 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 826 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 87 NumberOfCodeBlocks, 87 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 80 ConstructedInterpolants, 23 QuantifiedInterpolants, 773 SizeOfPredicates, 18 NumberOfNonLiveVariables, 315 ConjunctsInSsa, 50 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: 69]: 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 65.0MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.84ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 37.0MB in the beginning and 61.8MB in the end (delta: -24.9MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.29ms. Allocated memory is still 86.0MB. Free memory was 61.8MB in the beginning and 60.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.54ms. Allocated memory is still 86.0MB. Free memory was 60.1MB in the beginning and 58.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 532.73ms. Allocated memory is still 86.0MB. Free memory was 58.5MB in the beginning and 43.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 7974.14ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 43.8MB in the beginning and 33.5MB in the end (delta: 10.3MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * Witness Printer took 156.23ms. Allocated memory is still 104.9MB. Free memory was 33.5MB in the beginning and 79.4MB in the end (delta: -45.9MB). Peak memory consumption was 4.3MB. 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! [2024-11-09 00:26:03,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd5abea-2672-4f42-9865-eb0c39ac462f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE