./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/sine_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1517518b2929304c1d62801e91d682ef21acf90ffd67632c12c51027ad768f4b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:49:51,637 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:49:51,773 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:49:51,778 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:49:51,779 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:49:51,801 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:49:51,802 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:49:51,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:49:51,804 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:49:51,805 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:49:51,805 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:49:51,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:49:51,807 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:49:51,807 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:49:51,808 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:49:51,808 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:49:51,809 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:49:51,810 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:49:51,810 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:49:51,811 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:49:51,811 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:49:51,812 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:49:51,812 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:49:51,813 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:49:51,813 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:49:51,814 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:49:51,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:51,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:49:51,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:49:51,816 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:49:51,816 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:49:51,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:49:51,817 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:49:51,818 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_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1517518b2929304c1d62801e91d682ef21acf90ffd67632c12c51027ad768f4b [2023-11-19 02:49:52,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:49:52,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:49:52,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:49:52,178 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:49:52,179 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:49:52,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/floats-cdfpl/sine_2.i [2023-11-19 02:49:55,325 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:49:55,571 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:49:55,572 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/sv-benchmarks/c/floats-cdfpl/sine_2.i [2023-11-19 02:49:55,580 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/data/d68c3382b/14216c6a495647cca272b47727182d3b/FLAG932cbaaf0 [2023-11-19 02:49:55,594 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/data/d68c3382b/14216c6a495647cca272b47727182d3b [2023-11-19 02:49:55,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:49:55,598 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:49:55,599 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:55,600 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:49:55,604 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:49:55,605 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:55" (1/1) ... [2023-11-19 02:49:55,606 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@156b37aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:55, skipping insertion in model container [2023-11-19 02:49:55,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:55" (1/1) ... [2023-11-19 02:49:55,628 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:49:55,793 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/sv-benchmarks/c/floats-cdfpl/sine_2.i[1641,1654] [2023-11-19 02:49:55,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:55,808 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:49:55,832 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/sv-benchmarks/c/floats-cdfpl/sine_2.i[1641,1654] [2023-11-19 02:49:55,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:55,850 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:49:55,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:55 WrapperNode [2023-11-19 02:49:55,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:55,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:55,852 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:49:55,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:49:55,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:55" (1/1) ... [2023-11-19 02:49:55,919 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:55" (1/1) ... [2023-11-19 02:49:55,941 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21 [2023-11-19 02:49:55,941 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:55,942 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:49:55,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:49:55,942 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:49:55,953 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:55" (1/1) ... [2023-11-19 02:49:55,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:55" (1/1) ... [2023-11-19 02:49:55,954 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:55" (1/1) ... [2023-11-19 02:49:55,955 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:55" (1/1) ... [2023-11-19 02:49:55,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:55" (1/1) ... [2023-11-19 02:49:55,961 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:55" (1/1) ... [2023-11-19 02:49:55,962 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:55" (1/1) ... [2023-11-19 02:49:55,964 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:55" (1/1) ... [2023-11-19 02:49:55,965 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:49:55,966 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:49:55,967 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:49:55,967 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:49:55,968 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:55" (1/1) ... [2023-11-19 02:49:55,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:55,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:49:56,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:49:56,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:49:56,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:49:56,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:49:56,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:49:56,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:49:56,144 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:49:56,147 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:49:56,314 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:49:56,385 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:49:56,385 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:49:56,392 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:56 BoogieIcfgContainer [2023-11-19 02:49:56,392 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:49:56,394 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:49:56,394 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:49:56,404 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:49:56,405 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:56" (1/1) ... [2023-11-19 02:49:56,414 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:49:56,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:56,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-19 02:49:56,483 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-19 02:49:56,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:49:56,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:56,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:49:56,614 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:49:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:49:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:49:56,695 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:49:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:49:56,729 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:49:56,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:49:56 ImpRootNode [2023-11-19 02:49:56,754 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:49:56,754 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:49:56,755 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:49:56,755 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:49:56,756 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:56" (3/4) ... [2023-11-19 02:49:56,758 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:49:56,760 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:49:56,761 INFO L158 Benchmark]: Toolchain (without parser) took 1162.62ms. Allocated memory is still 159.4MB. Free memory was 125.1MB in the beginning and 104.7MB in the end (delta: 20.4MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2023-11-19 02:49:56,762 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:49:56,763 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.87ms. Allocated memory is still 159.4MB. Free memory was 124.4MB in the beginning and 129.9MB in the end (delta: -5.5MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2023-11-19 02:49:56,764 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.17ms. Allocated memory is still 159.4MB. Free memory was 129.9MB in the beginning and 128.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:49:56,765 INFO L158 Benchmark]: Boogie Preprocessor took 23.68ms. Allocated memory is still 159.4MB. Free memory was 128.4MB in the beginning and 127.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:49:56,766 INFO L158 Benchmark]: RCFGBuilder took 425.73ms. Allocated memory is still 159.4MB. Free memory was 127.3MB in the beginning and 116.0MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:49:56,767 INFO L158 Benchmark]: CodeCheck took 359.91ms. Allocated memory is still 159.4MB. Free memory was 116.0MB in the beginning and 105.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:49:56,768 INFO L158 Benchmark]: Witness Printer took 5.69ms. Allocated memory is still 159.4MB. Free memory was 105.5MB in the beginning and 104.7MB in the end (delta: 798.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:49:56,773 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, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 37]: 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 36, overapproximation of someBinaryArithmeticFLOAToperation at line 34. Possible FailurePath: [L29] float IN = __VERIFIER_nondet_float(); [L30] CALL assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) [L24] COND FALSE !(!cond) [L30] RET assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) [L32] float x = IN; [L34] float result = x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [IN=2, x=2] [L36] COND TRUE !(result <= 1.0f && result >= -1.0f) VAL [IN=2, x=2] [L37] reach_error() VAL [IN=2, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.87ms. Allocated memory is still 159.4MB. Free memory was 124.4MB in the beginning and 129.9MB in the end (delta: -5.5MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.17ms. Allocated memory is still 159.4MB. Free memory was 129.9MB in the beginning and 128.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.68ms. Allocated memory is still 159.4MB. Free memory was 128.4MB in the beginning and 127.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 425.73ms. Allocated memory is still 159.4MB. Free memory was 127.3MB in the beginning and 116.0MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 359.91ms. Allocated memory is still 159.4MB. Free memory was 116.0MB in the beginning and 105.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 5.69ms. Allocated memory is still 159.4MB. Free memory was 105.5MB in the beginning and 104.7MB in the end (delta: 798.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:49:56,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1517518b2929304c1d62801e91d682ef21acf90ffd67632c12c51027ad768f4b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:49:59,654 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:49:59,733 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:49:59,773 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:49:59,775 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:49:59,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:49:59,776 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:49:59,777 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:49:59,778 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:49:59,778 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:49:59,779 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:49:59,780 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:49:59,781 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:49:59,781 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:49:59,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:49:59,783 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:49:59,783 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:49:59,784 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:49:59,785 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:49:59,785 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:49:59,786 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:49:59,787 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:49:59,787 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:49:59,788 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:49:59,789 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:49:59,789 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:49:59,790 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:49:59,791 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:49:59,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:59,792 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:49:59,792 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:49:59,793 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:49:59,794 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:49:59,794 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:49:59,794 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:49:59,795 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:49:59,795 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:49:59,796 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1517518b2929304c1d62801e91d682ef21acf90ffd67632c12c51027ad768f4b [2023-11-19 02:50:00,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:50:00,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:50:00,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:50:00,302 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:50:00,303 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:50:00,305 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/floats-cdfpl/sine_2.i [2023-11-19 02:50:03,507 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:50:03,795 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:50:03,796 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/sv-benchmarks/c/floats-cdfpl/sine_2.i [2023-11-19 02:50:03,807 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/data/7de21b051/4314e3b9d8404292a78285670787fae1/FLAG92d1e49b5 [2023-11-19 02:50:03,822 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/data/7de21b051/4314e3b9d8404292a78285670787fae1 [2023-11-19 02:50:03,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:50:03,826 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:50:03,828 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:03,828 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:50:03,832 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:50:03,833 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:03" (1/1) ... [2023-11-19 02:50:03,834 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a31cae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:03, skipping insertion in model container [2023-11-19 02:50:03,834 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:03" (1/1) ... [2023-11-19 02:50:03,855 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:50:04,053 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/sv-benchmarks/c/floats-cdfpl/sine_2.i[1641,1654] [2023-11-19 02:50:04,058 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:04,073 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:50:04,102 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/sv-benchmarks/c/floats-cdfpl/sine_2.i[1641,1654] [2023-11-19 02:50:04,102 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:04,126 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:50:04,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:04 WrapperNode [2023-11-19 02:50:04,127 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:04,130 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:04,130 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:50:04,130 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:50:04,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:04" (1/1) ... [2023-11-19 02:50:04,167 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:04" (1/1) ... [2023-11-19 02:50:04,189 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2023-11-19 02:50:04,190 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:04,190 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:50:04,191 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:50:04,191 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:50:04,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:04" (1/1) ... [2023-11-19 02:50:04,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:04" (1/1) ... [2023-11-19 02:50:04,210 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:04" (1/1) ... [2023-11-19 02:50:04,211 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:04" (1/1) ... [2023-11-19 02:50:04,229 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:04" (1/1) ... [2023-11-19 02:50:04,231 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:04" (1/1) ... [2023-11-19 02:50:04,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:04" (1/1) ... [2023-11-19 02:50:04,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:04" (1/1) ... [2023-11-19 02:50:04,245 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:50:04,246 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:50:04,246 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:50:04,246 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:50:04,247 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:04" (1/1) ... [2023-11-19 02:50:04,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:04,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:50:04,281 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:50:04,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:50:04,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:50:04,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:50:04,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:50:04,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:50:04,414 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:50:04,417 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:50:14,680 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:50:14,731 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:50:14,731 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:50:14,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:14 BoogieIcfgContainer [2023-11-19 02:50:14,736 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:50:14,738 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:50:14,738 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:50:14,750 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:50:14,750 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:14" (1/1) ... [2023-11-19 02:50:14,760 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:50:14,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:14,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-19 02:50:14,816 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-19 02:50:14,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:50:14,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:14,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:50:14,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:50:14,824 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:50:14,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0881b69-1ec4-4b58-a6ef-ef3fbce06594/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:50:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:50:16,063 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:50:20,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat