./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/cos_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_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/cos_7_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi --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 bec5db52ebea2299d813e1bd9017d8d408a611621e49aca32f950934bd34aac5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:57,064 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:57,210 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:12:57,215 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:57,216 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:57,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:57,241 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:57,242 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:57,242 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:57,243 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:57,244 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:57,244 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:57,245 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:57,246 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:57,246 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:57,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:57,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:57,248 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:57,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:57,249 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:57,250 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:57,251 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:57,251 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:57,252 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:57,253 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:57,253 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:57,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:57,255 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:57,255 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:57,256 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:57,256 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:57,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:57,257 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:57,258 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_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bec5db52ebea2299d813e1bd9017d8d408a611621e49aca32f950934bd34aac5 [2023-11-24 23:12:57,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:57,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:57,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:57,627 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:57,628 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:57,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/neural-networks/cos_7_safe.c-amalgamation.i [2023-11-24 23:13:00,669 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:13:01,018 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:13:01,019 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/sv-benchmarks/c/neural-networks/cos_7_safe.c-amalgamation.i [2023-11-24 23:13:01,055 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/data/94da38be4/4a9ad4f11817495b9fc90736a9f01fdf/FLAG692ca373c [2023-11-24 23:13:01,074 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/data/94da38be4/4a9ad4f11817495b9fc90736a9f01fdf [2023-11-24 23:13:01,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:13:01,083 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:13:01,085 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:01,086 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:13:01,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:13:01,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:01" (1/1) ... [2023-11-24 23:13:01,094 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16d8c427 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:01, skipping insertion in model container [2023-11-24 23:13:01,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:01" (1/1) ... [2023-11-24 23:13:01,167 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:13:01,894 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_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/sv-benchmarks/c/neural-networks/cos_7_safe.c-amalgamation.i[63034,63047] [2023-11-24 23:13:01,898 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:01,912 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:13:01,964 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_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/sv-benchmarks/c/neural-networks/cos_7_safe.c-amalgamation.i[63034,63047] [2023-11-24 23:13:01,965 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:02,100 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:13:02,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:02 WrapperNode [2023-11-24 23:13:02,101 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:02,102 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:02,102 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:13:02,103 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:13:02,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:02" (1/1) ... [2023-11-24 23:13:02,134 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:02" (1/1) ... [2023-11-24 23:13:02,163 INFO L138 Inliner]: procedures = 557, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2023-11-24 23:13:02,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:02,164 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:13:02,164 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:13:02,165 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:13:02,174 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:02" (1/1) ... [2023-11-24 23:13:02,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:02" (1/1) ... [2023-11-24 23:13:02,177 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:02" (1/1) ... [2023-11-24 23:13:02,177 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:02" (1/1) ... [2023-11-24 23:13:02,182 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:02" (1/1) ... [2023-11-24 23:13:02,184 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:02" (1/1) ... [2023-11-24 23:13:02,185 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:02" (1/1) ... [2023-11-24 23:13:02,186 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:02" (1/1) ... [2023-11-24 23:13:02,188 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:13:02,189 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:13:02,189 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:13:02,189 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:13:02,190 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:02" (1/1) ... [2023-11-24 23:13:02,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:02,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:13:02,224 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:13:02,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:13:02,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:13:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:13:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:13:02,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:13:02,398 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:13:02,413 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:13:02,537 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:13:02,651 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:13:02,651 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:13:02,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:02 BoogieIcfgContainer [2023-11-24 23:13:02,668 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:13:02,669 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:13:02,669 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:13:02,680 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:13:02,680 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:02" (1/1) ... [2023-11-24 23:13:02,705 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:13:02,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:02,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-24 23:13:02,769 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-24 23:13:02,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:13:02,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:02,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:02,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:13:02,907 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:13:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:13:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:13:03,002 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:13:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:13:03,031 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 23:13:03,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:13:03 ImpRootNode [2023-11-24 23:13:03,054 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:13:03,055 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:13:03,055 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:13:03,055 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:13:03,056 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:02" (3/4) ... [2023-11-24 23:13:03,058 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:13:03,059 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:13:03,061 INFO L158 Benchmark]: Toolchain (without parser) took 1977.31ms. Allocated memory is still 155.2MB. Free memory was 114.5MB in the beginning and 106.0MB in the end (delta: 8.5MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2023-11-24 23:13:03,061 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:13:03,062 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1016.43ms. Allocated memory is still 155.2MB. Free memory was 114.1MB in the beginning and 58.4MB in the end (delta: 55.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-24 23:13:03,064 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.58ms. Allocated memory is still 155.2MB. Free memory was 58.4MB in the beginning and 55.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:13:03,065 INFO L158 Benchmark]: Boogie Preprocessor took 23.91ms. Allocated memory is still 155.2MB. Free memory was 55.8MB in the beginning and 54.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:13:03,065 INFO L158 Benchmark]: RCFGBuilder took 479.57ms. Allocated memory is still 155.2MB. Free memory was 54.3MB in the beginning and 117.8MB in the end (delta: -63.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:13:03,066 INFO L158 Benchmark]: CodeCheck took 385.01ms. Allocated memory is still 155.2MB. Free memory was 117.8MB in the beginning and 106.8MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:13:03,067 INFO L158 Benchmark]: Witness Printer took 4.89ms. Allocated memory is still 155.2MB. Free memory was 106.8MB in the beginning and 106.0MB in the end (delta: 796.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:13:03,070 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: 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 cosf at line 849. 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 = cosf(x); [L850] float z = cosf(-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 0.28ms. Allocated memory is still 109.1MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1016.43ms. Allocated memory is still 155.2MB. Free memory was 114.1MB in the beginning and 58.4MB in the end (delta: 55.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.58ms. Allocated memory is still 155.2MB. Free memory was 58.4MB in the beginning and 55.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.91ms. Allocated memory is still 155.2MB. Free memory was 55.8MB in the beginning and 54.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 479.57ms. Allocated memory is still 155.2MB. Free memory was 54.3MB in the beginning and 117.8MB in the end (delta: -63.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 385.01ms. Allocated memory is still 155.2MB. Free memory was 117.8MB in the beginning and 106.8MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 4.89ms. Allocated memory is still 155.2MB. Free memory was 106.8MB in the beginning and 106.0MB in the end (delta: 796.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:13:03,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/cos_7_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi --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 bec5db52ebea2299d813e1bd9017d8d408a611621e49aca32f950934bd34aac5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:13:05,777 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:13:05,926 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:13:05,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:13:05,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:13:05,981 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:13:05,982 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:13:05,983 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:13:05,984 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:13:05,992 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:13:05,993 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:13:05,993 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:13:05,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:13:05,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:13:05,996 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:13:05,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:13:05,997 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:13:05,997 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:13:05,997 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:13:05,998 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:13:05,999 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:13:05,999 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:13:06,000 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:13:06,001 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:13:06,002 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:13:06,002 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:13:06,002 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:13:06,003 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:13:06,003 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:06,004 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:13:06,005 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:13:06,005 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:13:06,005 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:13:06,006 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:13:06,006 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:13:06,006 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:13:06,006 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:13:06,007 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_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bec5db52ebea2299d813e1bd9017d8d408a611621e49aca32f950934bd34aac5 [2023-11-24 23:13:06,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:13:06,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:13:06,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:13:06,434 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:13:06,435 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:13:06,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/neural-networks/cos_7_safe.c-amalgamation.i [2023-11-24 23:13:09,557 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:13:10,007 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:13:10,007 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/sv-benchmarks/c/neural-networks/cos_7_safe.c-amalgamation.i [2023-11-24 23:13:10,039 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/data/5fd5794bd/b0ccc9bd916f4e01bac5ae2b3c707af4/FLAGe8ff801aa [2023-11-24 23:13:10,059 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/data/5fd5794bd/b0ccc9bd916f4e01bac5ae2b3c707af4 [2023-11-24 23:13:10,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:13:10,062 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:13:10,064 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:10,064 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:13:10,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:13:10,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:10" (1/1) ... [2023-11-24 23:13:10,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c2cf6ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:10, skipping insertion in model container [2023-11-24 23:13:10,071 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:10" (1/1) ... [2023-11-24 23:13:10,133 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:13:11,190 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_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/sv-benchmarks/c/neural-networks/cos_7_safe.c-amalgamation.i[63034,63047] [2023-11-24 23:13:11,195 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:11,210 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:13:11,300 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_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/sv-benchmarks/c/neural-networks/cos_7_safe.c-amalgamation.i[63034,63047] [2023-11-24 23:13:11,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:11,490 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:13:11,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:11 WrapperNode [2023-11-24 23:13:11,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:11,493 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:11,493 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:13:11,493 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:13:11,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:11" (1/1) ... [2023-11-24 23:13:11,533 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:11" (1/1) ... [2023-11-24 23:13:11,558 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2023-11-24 23:13:11,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:11,560 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:13:11,560 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:13:11,560 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:13:11,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:11" (1/1) ... [2023-11-24 23:13:11,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:11" (1/1) ... [2023-11-24 23:13:11,573 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:11" (1/1) ... [2023-11-24 23:13:11,573 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:11" (1/1) ... [2023-11-24 23:13:11,580 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:11" (1/1) ... [2023-11-24 23:13:11,582 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:11" (1/1) ... [2023-11-24 23:13:11,584 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:11" (1/1) ... [2023-11-24 23:13:11,586 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:11" (1/1) ... [2023-11-24 23:13:11,589 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:13:11,590 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:13:11,590 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:13:11,590 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:13:11,591 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:11" (1/1) ... [2023-11-24 23:13:11,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:11,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:13:11,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:13:11,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:13:11,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:13:11,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:13:11,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:13:11,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:13:11,806 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:13:11,809 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:13:11,943 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:13:12,044 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:13:12,045 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:13:12,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:12 BoogieIcfgContainer [2023-11-24 23:13:12,047 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:13:12,048 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:13:12,048 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:13:12,058 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:13:12,059 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:12" (1/1) ... [2023-11-24 23:13:12,070 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:13:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:12,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-24 23:13:12,140 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-24 23:13:12,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:13:12,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:12,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:13:12,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:13:12,146 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:13:12,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee265d66-6212-46cc-a2ed-0c5d5a9b98f4/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:13:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:13:12,296 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:13:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat