./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/fermat1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/fermat1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4824519cd4f3e1d2fd45657c7eeb4872d493a5d83687e7b74f43cb5b7e407ac --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:59:47,487 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:59:47,594 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:59:47,602 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:59:47,603 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:59:47,645 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:59:47,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:59:47,646 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:59:47,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:59:47,648 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:59:47,648 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:59:47,649 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:59:47,649 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:59:47,650 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:59:47,650 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:59:47,650 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:59:47,651 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:59:47,651 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:59:47,651 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:59:47,655 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:59:47,656 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:59:47,656 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:59:47,660 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:59:47,660 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:59:47,661 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:59:47,661 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:59:47,661 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:59:47,661 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:59:47,662 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:59:47,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:59:47,662 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:59:47,663 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:59:47,663 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:59:47,663 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:59:47,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:59:47,666 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_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4824519cd4f3e1d2fd45657c7eeb4872d493a5d83687e7b74f43cb5b7e407ac [2024-11-08 22:59:47,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:59:48,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:59:48,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:59:48,063 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:59:48,064 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:59:48,067 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench/fermat1.c Unable to find full path for "g++" [2024-11-08 22:59:50,233 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:59:50,415 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:59:50,416 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/sv-benchmarks/c/nla-digbench/fermat1.c [2024-11-08 22:59:50,425 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/data/70efa7391/787927f4d29a4d31af1e626458b911ba/FLAG6b62900b9 [2024-11-08 22:59:50,804 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/data/70efa7391/787927f4d29a4d31af1e626458b911ba [2024-11-08 22:59:50,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:59:50,808 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:59:50,809 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:59:50,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:59:50,815 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:59:50,816 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:59:50" (1/1) ... [2024-11-08 22:59:50,818 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51344c18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:50, skipping insertion in model container [2024-11-08 22:59:50,818 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:59:50" (1/1) ... [2024-11-08 22:59:50,840 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:59:51,036 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:59:51,050 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:59:51,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:59:51,094 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:59:51,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51 WrapperNode [2024-11-08 22:59:51,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:59:51,096 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:59:51,096 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:59:51,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:59:51,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:51,118 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:51,176 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 148 [2024-11-08 22:59:51,177 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:59:51,178 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:59:51,178 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:59:51,178 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:59:51,193 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:51,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:51,197 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:51,201 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:51,211 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:51,218 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:51,220 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:51,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:51,228 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:59:51,229 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:59:51,229 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:59:51,229 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:59:51,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:51" (1/1) ... [2024-11-08 22:59:51,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:59:51,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:59:51,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:59:51,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:59:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:59:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:59:51,312 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:59:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:59:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:59:51,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:59:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:59:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:59:51,387 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:59:51,390 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:59:51,988 INFO L? ?]: Removed 131 outVars from TransFormulas that were not future-live. [2024-11-08 22:59:51,989 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:59:52,072 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:59:52,072 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-08 22:59:52,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:59:52 BoogieIcfgContainer [2024-11-08 22:59:52,073 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:59:52,074 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:59:52,074 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:59:52,086 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:59:52,086 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:59:52" (1/1) ... [2024-11-08 22:59:52,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:59:52,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:59:52,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 203 states and 212 transitions. [2024-11-08 22:59:52,181 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 212 transitions. [2024-11-08 22:59:52,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 22:59:52,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:59:52,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:59:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:59:52,284 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:59:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:59:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:59:52,341 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:59:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:59:52,356 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:59:52,380 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:59:52 ImpRootNode [2024-11-08 22:59:52,380 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:59:52,383 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:59:52,384 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:59:52,384 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:59:52,384 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:59:52" (3/4) ... [2024-11-08 22:59:52,387 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:59:52,388 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:59:52,391 INFO L158 Benchmark]: Toolchain (without parser) took 1581.15ms. Allocated memory is still 188.7MB. Free memory was 150.4MB in the beginning and 91.7MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-08 22:59:52,392 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 127.9MB. Free memory was 95.8MB in the beginning and 95.8MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:59:52,393 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.17ms. Allocated memory is still 188.7MB. Free memory was 149.9MB in the beginning and 137.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:59:52,394 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.89ms. Allocated memory is still 188.7MB. Free memory was 137.3MB in the beginning and 135.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:59:52,395 INFO L158 Benchmark]: Boogie Preprocessor took 50.27ms. Allocated memory is still 188.7MB. Free memory was 134.4MB in the beginning and 133.6MB in the end (delta: 782.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:59:52,396 INFO L158 Benchmark]: RCFGBuilder took 844.52ms. Allocated memory is still 188.7MB. Free memory was 133.6MB in the beginning and 103.0MB in the end (delta: 30.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 22:59:52,397 INFO L158 Benchmark]: CodeCheck took 307.38ms. Allocated memory is still 188.7MB. Free memory was 103.0MB in the beginning and 91.7MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:59:52,398 INFO L158 Benchmark]: Witness Printer took 4.84ms. Allocated memory is still 188.7MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:59:52,401 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 3 procedures, 203 locations, 92 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, 2 NumberOfCodeBlocks, 2 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: 24]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of to_int at line 22. Possible FailurePath: [L20] int A, R; [L21] int u, v, r; [L22] A = __VERIFIER_nondet_double() [L23] R = __VERIFIER_nondet_double() [L24] R - 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 127.9MB. Free memory was 95.8MB in the beginning and 95.8MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.17ms. Allocated memory is still 188.7MB. Free memory was 149.9MB in the beginning and 137.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.89ms. Allocated memory is still 188.7MB. Free memory was 137.3MB in the beginning and 135.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.27ms. Allocated memory is still 188.7MB. Free memory was 134.4MB in the beginning and 133.6MB in the end (delta: 782.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 844.52ms. Allocated memory is still 188.7MB. Free memory was 133.6MB in the beginning and 103.0MB in the end (delta: 30.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * CodeCheck took 307.38ms. Allocated memory is still 188.7MB. Free memory was 103.0MB in the beginning and 91.7MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 4.84ms. Allocated memory is still 188.7MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:59:52,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/fermat1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4824519cd4f3e1d2fd45657c7eeb4872d493a5d83687e7b74f43cb5b7e407ac --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:59:54,922 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:59:55,019 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 22:59:55,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:59:55,076 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:59:55,077 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:59:55,078 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:59:55,078 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:59:55,079 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:59:55,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:59:55,082 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:59:55,082 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:59:55,082 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:59:55,083 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:59:55,083 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:59:55,085 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:59:55,086 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:59:55,088 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:59:55,089 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:59:55,089 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:59:55,090 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:59:55,091 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:59:55,091 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:59:55,092 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:59:55,092 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:59:55,092 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:59:55,093 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:59:55,093 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:59:55,093 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:59:55,094 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:59:55,094 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:59:55,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:59:55,095 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:59:55,095 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:59:55,095 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:59:55,096 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:59:55,096 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:59:55,097 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:59:55,097 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_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4824519cd4f3e1d2fd45657c7eeb4872d493a5d83687e7b74f43cb5b7e407ac [2024-11-08 22:59:55,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:59:55,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:59:55,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:59:55,536 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:59:55,537 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:59:55,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench/fermat1.c Unable to find full path for "g++" [2024-11-08 22:59:57,768 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:59:58,028 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:59:58,029 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/sv-benchmarks/c/nla-digbench/fermat1.c [2024-11-08 22:59:58,037 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/data/7054feae6/6e4f9208c23041eb9955a67696ff5e0b/FLAGd064b8c3e [2024-11-08 22:59:58,352 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/data/7054feae6/6e4f9208c23041eb9955a67696ff5e0b [2024-11-08 22:59:58,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:59:58,355 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:59:58,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:59:58,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:59:58,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:59:58,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:59:58" (1/1) ... [2024-11-08 22:59:58,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5564e2b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:58, skipping insertion in model container [2024-11-08 22:59:58,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:59:58" (1/1) ... [2024-11-08 22:59:58,387 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:59:58,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:59:58,664 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:59:58,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:59:58,739 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:59:58,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:58 WrapperNode [2024-11-08 22:59:58,739 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:59:58,743 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:59:58,744 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:59:58,744 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:59:58,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:58" (1/1) ... [2024-11-08 22:59:58,765 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:58" (1/1) ... [2024-11-08 22:59:58,833 INFO L138 Inliner]: procedures = 15, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 149 [2024-11-08 22:59:58,837 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:59:58,841 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:59:58,841 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:59:58,841 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:59:58,860 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:58" (1/1) ... [2024-11-08 22:59:58,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:58" (1/1) ... [2024-11-08 22:59:58,867 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:58" (1/1) ... [2024-11-08 22:59:58,869 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:58" (1/1) ... [2024-11-08 22:59:58,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:58" (1/1) ... [2024-11-08 22:59:58,890 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:58" (1/1) ... [2024-11-08 22:59:58,913 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:58" (1/1) ... [2024-11-08 22:59:58,915 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:58" (1/1) ... [2024-11-08 22:59:58,922 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:59:58,923 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:59:58,923 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:59:58,923 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:59:58,924 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:59:58" (1/1) ... [2024-11-08 22:59:58,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:59:58,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:59:58,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:59:58,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:59:59,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:59:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:59:59,017 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:59:59,018 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:59:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:59:59,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:59:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:59:59,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:59:59,108 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:59:59,112 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:00:34,761 INFO L? ?]: Removed 135 outVars from TransFormulas that were not future-live. [2024-11-08 23:00:34,761 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:00:34,841 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:00:34,841 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-08 23:00:34,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:00:34 BoogieIcfgContainer [2024-11-08 23:00:34,842 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:00:34,844 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:00:34,844 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:00:34,857 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:00:34,857 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:00:34" (1/1) ... [2024-11-08 23:00:34,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:00:34,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:00:34,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 203 states and 212 transitions. [2024-11-08 23:00:34,940 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 212 transitions. [2024-11-08 23:00:34,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 23:00:34,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:00:34,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:00:34,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:00:34,947 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:00:34,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9ec3e7e-9f3e-4576-a781-dd5308834598/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:00:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:00:35,107 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:00:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat