./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/sin_7_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/sin_7_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7b4cc8baa8351099c29e59878298e93a353b17b98bdb5b40651d44aefe2bac1b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 05:03:41,745 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 05:03:41,805 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 05:03:41,809 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 05:03:41,810 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 05:03:41,832 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 05:03:41,833 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 05:03:41,833 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 05:03:41,834 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 05:03:41,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 05:03:41,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 05:03:41,836 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 05:03:41,836 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 05:03:41,837 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 05:03:41,837 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 05:03:41,838 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 05:03:41,838 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 05:03:41,839 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 05:03:41,839 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 05:03:41,840 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 05:03:41,841 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 05:03:41,843 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 05:03:41,844 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 05:03:41,844 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 05:03:41,845 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 05:03:41,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 05:03:41,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:03:41,846 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 05:03:41,847 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 05:03:41,847 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 05:03:41,847 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 05:03:41,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 05:03:41,848 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 05:03:41,848 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_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b4cc8baa8351099c29e59878298e93a353b17b98bdb5b40651d44aefe2bac1b [2023-12-03 05:03:42,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 05:03:42,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 05:03:42,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 05:03:42,066 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 05:03:42,066 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 05:03:42,067 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/neural-networks/sin_7_safe.c-amalgamation.i [2023-12-03 05:03:44,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 05:03:45,084 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 05:03:45,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/sv-benchmarks/c/neural-networks/sin_7_safe.c-amalgamation.i [2023-12-03 05:03:45,105 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/data/b845048b5/195eb703ee2b45e8ad72f5e91bebccb9/FLAG0473d5703 [2023-12-03 05:03:45,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/data/b845048b5/195eb703ee2b45e8ad72f5e91bebccb9 [2023-12-03 05:03:45,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 05:03:45,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 05:03:45,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 05:03:45,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 05:03:45,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 05:03:45,130 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:03:45" (1/1) ... [2023-12-03 05:03:45,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38e03455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:45, skipping insertion in model container [2023-12-03 05:03:45,131 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:03:45" (1/1) ... [2023-12-03 05:03:45,182 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 05:03:45,703 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_4b740366-562d-4d44-bd0d-b3aafea85cc9/sv-benchmarks/c/neural-networks/sin_7_safe.c-amalgamation.i[63035,63048] [2023-12-03 05:03:45,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:03:45,716 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 05:03:45,755 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_4b740366-562d-4d44-bd0d-b3aafea85cc9/sv-benchmarks/c/neural-networks/sin_7_safe.c-amalgamation.i[63035,63048] [2023-12-03 05:03:45,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:03:45,888 INFO L206 MainTranslator]: Completed translation [2023-12-03 05:03:45,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:45 WrapperNode [2023-12-03 05:03:45,888 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 05:03:45,889 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 05:03:45,889 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 05:03:45,889 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 05:03:45,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:45" (1/1) ... [2023-12-03 05:03:45,915 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:45" (1/1) ... [2023-12-03 05:03:45,936 INFO L138 Inliner]: procedures = 557, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2023-12-03 05:03:45,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 05:03:45,937 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 05:03:45,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 05:03:45,937 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 05:03:45,943 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:45" (1/1) ... [2023-12-03 05:03:45,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:45" (1/1) ... [2023-12-03 05:03:45,945 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:45" (1/1) ... [2023-12-03 05:03:45,945 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:45" (1/1) ... [2023-12-03 05:03:45,949 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:45" (1/1) ... [2023-12-03 05:03:45,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:45" (1/1) ... [2023-12-03 05:03:45,951 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:45" (1/1) ... [2023-12-03 05:03:45,952 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:45" (1/1) ... [2023-12-03 05:03:45,953 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 05:03:45,954 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 05:03:45,954 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 05:03:45,954 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 05:03:45,955 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:45" (1/1) ... [2023-12-03 05:03:45,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:03:45,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 05:03:45,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 05:03:45,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 05:03:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 05:03:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 05:03:46,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 05:03:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 05:03:46,102 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 05:03:46,105 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 05:03:46,168 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 05:03:46,226 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 05:03:46,226 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 05:03:46,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:03:46 BoogieIcfgContainer [2023-12-03 05:03:46,228 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 05:03:46,229 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 05:03:46,229 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 05:03:46,237 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 05:03:46,238 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:03:46" (1/1) ... [2023-12-03 05:03:46,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 05:03:46,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:46,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-12-03 05:03:46,291 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-12-03 05:03:46,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 05:03:46,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:46,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:46,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 05:03:46,379 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 05:03:46,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 05:03:46,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 05:03:46,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 05:03:46,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 05:03:46,442 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 05:03:46,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 05:03:46 ImpRootNode [2023-12-03 05:03:46,460 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 05:03:46,461 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 05:03:46,461 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 05:03:46,461 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 05:03:46,461 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:03:46" (3/4) ... [2023-12-03 05:03:46,463 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 05:03:46,464 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 05:03:46,465 INFO L158 Benchmark]: Toolchain (without parser) took 1341.06ms. Allocated memory is still 140.5MB. Free memory was 101.0MB in the beginning and 64.8MB in the end (delta: 36.2MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2023-12-03 05:03:46,466 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 54.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 05:03:46,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 762.96ms. Allocated memory is still 140.5MB. Free memory was 100.7MB in the beginning and 93.3MB in the end (delta: 7.4MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2023-12-03 05:03:46,467 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.20ms. Allocated memory is still 140.5MB. Free memory was 93.3MB in the beginning and 91.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 05:03:46,468 INFO L158 Benchmark]: Boogie Preprocessor took 16.66ms. Allocated memory is still 140.5MB. Free memory was 91.2MB in the beginning and 89.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 05:03:46,469 INFO L158 Benchmark]: RCFGBuilder took 274.13ms. Allocated memory is still 140.5MB. Free memory was 89.9MB in the beginning and 77.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 05:03:46,469 INFO L158 Benchmark]: CodeCheck took 231.34ms. Allocated memory is still 140.5MB. Free memory was 77.4MB in the beginning and 64.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 05:03:46,469 INFO L158 Benchmark]: Witness Printer took 3.81ms. Allocated memory is still 140.5MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 05:03:46,473 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: 0.2s, 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: 851]: 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 851, overapproximation of someUnaryFLOAToperation at line 850. Possible FailurePath: [L847] float x = __VERIFIER_nondet_float(); [L848] EXPR __builtin_isgreaterequal(x, 0.0f) && !__builtin_isinf_sign (x) [L848] EXPR __builtin_isgreaterequal(x, 0.0f) && !__builtin_isinf_sign (x) [L848] COND FALSE !(!(__builtin_isgreaterequal(x, 0.0f) && !__builtin_isinf_sign (x))) [L849] float y = sinf(x); [L850] float z = -sinf(-x); [L851] COND TRUE !(y == z) [L851] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 54.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 762.96ms. Allocated memory is still 140.5MB. Free memory was 100.7MB in the beginning and 93.3MB in the end (delta: 7.4MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.20ms. Allocated memory is still 140.5MB. Free memory was 93.3MB in the beginning and 91.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.66ms. Allocated memory is still 140.5MB. Free memory was 91.2MB in the beginning and 89.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 274.13ms. Allocated memory is still 140.5MB. Free memory was 89.9MB in the beginning and 77.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 231.34ms. Allocated memory is still 140.5MB. Free memory was 77.4MB in the beginning and 64.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 3.81ms. Allocated memory is still 140.5MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 05:03:46,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/sin_7_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7b4cc8baa8351099c29e59878298e93a353b17b98bdb5b40651d44aefe2bac1b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 05:03:48,397 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 05:03:48,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 05:03:48,507 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 05:03:48,508 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 05:03:48,509 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 05:03:48,510 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 05:03:48,510 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 05:03:48,511 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 05:03:48,511 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 05:03:48,512 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 05:03:48,512 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 05:03:48,513 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 05:03:48,513 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 05:03:48,514 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 05:03:48,514 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 05:03:48,515 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 05:03:48,515 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 05:03:48,516 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 05:03:48,516 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 05:03:48,517 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 05:03:48,517 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 05:03:48,518 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 05:03:48,518 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 05:03:48,519 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 05:03:48,519 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 05:03:48,520 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 05:03:48,520 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 05:03:48,521 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:03:48,521 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 05:03:48,522 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 05:03:48,522 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 05:03:48,522 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 05:03:48,523 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 05:03:48,523 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 05:03:48,523 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 05:03:48,524 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 05:03:48,524 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_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b4cc8baa8351099c29e59878298e93a353b17b98bdb5b40651d44aefe2bac1b [2023-12-03 05:03:48,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 05:03:48,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 05:03:48,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 05:03:48,844 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 05:03:48,845 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 05:03:48,846 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/neural-networks/sin_7_safe.c-amalgamation.i [2023-12-03 05:03:51,643 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 05:03:51,911 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 05:03:51,912 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/sv-benchmarks/c/neural-networks/sin_7_safe.c-amalgamation.i [2023-12-03 05:03:51,931 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/data/cdce040e6/eac32c179b624770b8127b260dbc1b93/FLAG4643be430 [2023-12-03 05:03:51,946 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/data/cdce040e6/eac32c179b624770b8127b260dbc1b93 [2023-12-03 05:03:51,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 05:03:51,950 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 05:03:51,951 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 05:03:51,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 05:03:51,956 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 05:03:51,957 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:03:51" (1/1) ... [2023-12-03 05:03:51,958 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@325cec3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:51, skipping insertion in model container [2023-12-03 05:03:51,958 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:03:51" (1/1) ... [2023-12-03 05:03:52,022 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 05:03:52,527 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_4b740366-562d-4d44-bd0d-b3aafea85cc9/sv-benchmarks/c/neural-networks/sin_7_safe.c-amalgamation.i[63035,63048] [2023-12-03 05:03:52,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:03:52,544 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 05:03:52,587 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_4b740366-562d-4d44-bd0d-b3aafea85cc9/sv-benchmarks/c/neural-networks/sin_7_safe.c-amalgamation.i[63035,63048] [2023-12-03 05:03:52,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 05:03:52,756 INFO L206 MainTranslator]: Completed translation [2023-12-03 05:03:52,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:52 WrapperNode [2023-12-03 05:03:52,757 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 05:03:52,757 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 05:03:52,758 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 05:03:52,758 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 05:03:52,763 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:52" (1/1) ... [2023-12-03 05:03:52,787 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:52" (1/1) ... [2023-12-03 05:03:52,810 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2023-12-03 05:03:52,811 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 05:03:52,811 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 05:03:52,812 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 05:03:52,812 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 05:03:52,820 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:52" (1/1) ... [2023-12-03 05:03:52,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:52" (1/1) ... [2023-12-03 05:03:52,823 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:52" (1/1) ... [2023-12-03 05:03:52,823 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:52" (1/1) ... [2023-12-03 05:03:52,828 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:52" (1/1) ... [2023-12-03 05:03:52,829 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:52" (1/1) ... [2023-12-03 05:03:52,832 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:52" (1/1) ... [2023-12-03 05:03:52,833 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:52" (1/1) ... [2023-12-03 05:03:52,836 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 05:03:52,837 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 05:03:52,837 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 05:03:52,837 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 05:03:52,838 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:03:52" (1/1) ... [2023-12-03 05:03:52,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 05:03:52,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 05:03:52,864 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 05:03:52,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 05:03:52,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 05:03:52,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 05:03:52,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 05:03:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 05:03:53,012 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 05:03:53,014 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 05:03:53,089 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 05:03:53,143 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 05:03:53,143 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 05:03:53,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:03:53 BoogieIcfgContainer [2023-12-03 05:03:53,145 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 05:03:53,146 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 05:03:53,146 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 05:03:53,156 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 05:03:53,156 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:03:53" (1/1) ... [2023-12-03 05:03:53,165 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 05:03:53,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:53,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-12-03 05:03:53,223 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-12-03 05:03:53,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 05:03:53,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:53,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 05:03:53,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 05:03:53,228 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 05:03:53,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b740366-562d-4d44-bd0d-b3aafea85cc9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 05:03:53,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 05:03:53,369 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 05:03:53,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat