./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/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_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 322f54fed62e27ecdc37b8dbd1ba5a40efbeb3c981a1a7430a57877b391f432f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:28:04,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:28:04,744 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:28:04,753 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:28:04,753 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:28:04,795 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:28:04,798 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:28:04,799 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:28:04,800 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:28:04,800 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:28:04,801 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:28:04,801 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:28:04,802 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:28:04,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:28:04,807 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:28:04,807 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:28:04,808 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:28:04,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:28:04,808 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:28:04,809 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:28:04,809 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:28:04,813 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:28:04,813 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:28:04,814 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:28:04,815 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:28:04,815 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:28:04,815 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:28:04,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:04,817 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:28:04,817 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:28:04,818 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:28:04,818 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:28:04,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:28:04,819 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_a4515ece-a7ea-4ba9-ad7f-88855c576a69/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 322f54fed62e27ecdc37b8dbd1ba5a40efbeb3c981a1a7430a57877b391f432f [2024-11-08 19:28:05,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:28:05,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:28:05,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:28:05,163 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:28:05,163 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:28:05,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c Unable to find full path for "g++" [2024-11-08 19:28:07,398 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:28:07,588 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:28:07,588 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c [2024-11-08 19:28:07,598 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/data/68e2c622a/863e57abb018419cb85067d5e80f53fc/FLAG335681314 [2024-11-08 19:28:07,619 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/data/68e2c622a/863e57abb018419cb85067d5e80f53fc [2024-11-08 19:28:07,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:28:07,628 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:28:07,630 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:07,630 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:28:07,638 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:28:07,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:07" (1/1) ... [2024-11-08 19:28:07,641 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a13145a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:07, skipping insertion in model container [2024-11-08 19:28:07,642 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:07" (1/1) ... [2024-11-08 19:28:07,675 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:28:07,864 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c[712,725] [2024-11-08 19:28:07,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:07,891 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:28:07,906 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c[712,725] [2024-11-08 19:28:07,912 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:07,929 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:28:07,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:07 WrapperNode [2024-11-08 19:28:07,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:07,931 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:07,931 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:28:07,931 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:28:07,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:07" (1/1) ... [2024-11-08 19:28:07,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:07" (1/1) ... [2024-11-08 19:28:07,963 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2024-11-08 19:28:07,963 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:07,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:28:07,964 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:28:07,964 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:28:07,973 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:07" (1/1) ... [2024-11-08 19:28:07,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:07" (1/1) ... [2024-11-08 19:28:07,975 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:07" (1/1) ... [2024-11-08 19:28:07,975 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:07" (1/1) ... [2024-11-08 19:28:07,979 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:07" (1/1) ... [2024-11-08 19:28:07,982 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:07" (1/1) ... [2024-11-08 19:28:07,983 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:07" (1/1) ... [2024-11-08 19:28:07,984 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:07" (1/1) ... [2024-11-08 19:28:07,986 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:28:07,987 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:28:07,987 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:28:07,987 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:28:07,988 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:07" (1/1) ... [2024-11-08 19:28:07,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:08,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:28:08,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:28:08,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:28:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:28:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:28:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:28:08,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:28:08,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:28:08,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:28:08,134 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:28:08,140 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:28:08,254 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 19:28:08,255 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:28:08,301 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:28:08,302 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:28:08,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:08 BoogieIcfgContainer [2024-11-08 19:28:08,302 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:28:08,303 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:28:08,304 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:28:08,314 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:28:08,315 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:08" (1/1) ... [2024-11-08 19:28:08,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:28:08,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:08,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2024-11-08 19:28:08,380 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2024-11-08 19:28:08,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:28:08,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:08,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:28:08,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:08,488 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:28:08,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:08,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:08,560 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:28:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:08,576 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:28:08,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:28:08 ImpRootNode [2024-11-08 19:28:08,607 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:28:08,608 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:28:08,610 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:28:08,610 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:28:08,611 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:08" (3/4) ... [2024-11-08 19:28:08,614 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:28:08,615 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:28:08,617 INFO L158 Benchmark]: Toolchain (without parser) took 988.84ms. Allocated memory is still 176.2MB. Free memory was 138.5MB in the beginning and 99.9MB in the end (delta: 38.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-08 19:28:08,618 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 63.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:08,619 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.12ms. Allocated memory is still 176.2MB. Free memory was 138.5MB in the beginning and 126.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:28:08,620 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.68ms. Allocated memory is still 176.2MB. Free memory was 126.0MB in the beginning and 124.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:08,621 INFO L158 Benchmark]: Boogie Preprocessor took 22.03ms. Allocated memory is still 176.2MB. Free memory was 124.7MB in the beginning and 123.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:28:08,622 INFO L158 Benchmark]: RCFGBuilder took 316.10ms. Allocated memory is still 176.2MB. Free memory was 123.5MB in the beginning and 112.6MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 19:28:08,624 INFO L158 Benchmark]: CodeCheck took 304.08ms. Allocated memory is still 176.2MB. Free memory was 112.1MB in the beginning and 100.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:28:08,625 INFO L158 Benchmark]: Witness Printer took 7.76ms. Allocated memory is still 176.2MB. Free memory was 100.3MB in the beginning and 99.9MB in the end (delta: 410.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:08,629 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 2 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 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: 19]: 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 to_int at line 33, overapproximation of someBinaryDOUBLEComparisonOperation at line 28, overapproximation of someBinaryArithmeticDOUBLEoperation at line 29. Possible FailurePath: [L25] int r; [L26] double a, x; [L27] a = __VERIFIER_nondet_double() [L28] CALL assume_abort_if_not(a>=0 && a<=1) [L14] COND FALSE !(!cond) [L28] RET assume_abort_if_not(a>=0 && a<=1) [L29] x = a / 2.0 [L30] r = 0 VAL [r=0] [L32] COND TRUE 1 VAL [r=0] [L33] CALL __VERIFIER_assert((int)(r*r - a - r + 2*x) == 0) VAL [\old(cond)=0] [L17] COND TRUE !(cond) VAL [\old(cond)=0] [L19] reach_error() VAL [\old(cond)=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 63.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.12ms. Allocated memory is still 176.2MB. Free memory was 138.5MB in the beginning and 126.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.68ms. Allocated memory is still 176.2MB. Free memory was 126.0MB in the beginning and 124.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.03ms. Allocated memory is still 176.2MB. Free memory was 124.7MB in the beginning and 123.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 316.10ms. Allocated memory is still 176.2MB. Free memory was 123.5MB in the beginning and 112.6MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 304.08ms. Allocated memory is still 176.2MB. Free memory was 112.1MB in the beginning and 100.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 7.76ms. Allocated memory is still 176.2MB. Free memory was 100.3MB in the beginning and 99.9MB in the end (delta: 410.4kB). 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 19:28:08,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/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_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/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_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 322f54fed62e27ecdc37b8dbd1ba5a40efbeb3c981a1a7430a57877b391f432f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:28:11,076 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:28:11,186 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:28:11,229 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:28:11,230 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:28:11,231 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:28:11,232 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:28:11,232 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:28:11,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:28:11,234 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:28:11,235 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:28:11,235 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:28:11,235 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:28:11,236 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:28:11,236 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:28:11,238 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:28:11,239 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:28:11,239 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:28:11,239 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:28:11,240 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:28:11,240 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:28:11,244 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:28:11,245 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:28:11,245 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:28:11,245 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:28:11,245 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:28:11,246 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:11,246 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:28:11,246 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:28:11,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:11,247 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:28:11,247 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:28:11,247 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:28:11,247 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:28:11,249 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:11,249 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:28:11,249 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_a4515ece-a7ea-4ba9-ad7f-88855c576a69/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 322f54fed62e27ecdc37b8dbd1ba5a40efbeb3c981a1a7430a57877b391f432f [2024-11-08 19:28:11,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:28:11,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:28:11,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:28:11,649 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:28:11,650 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:28:11,651 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c Unable to find full path for "g++" [2024-11-08 19:28:13,822 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:28:14,038 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:28:14,038 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c [2024-11-08 19:28:14,046 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/data/08e448d09/e68dd528617a467c8292810e1a0fb2c8/FLAG713095bb0 [2024-11-08 19:28:14,064 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/data/08e448d09/e68dd528617a467c8292810e1a0fb2c8 [2024-11-08 19:28:14,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:28:14,071 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:28:14,075 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:14,075 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:28:14,080 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:28:14,081 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:14" (1/1) ... [2024-11-08 19:28:14,082 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7560348f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:14, skipping insertion in model container [2024-11-08 19:28:14,083 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:14" (1/1) ... [2024-11-08 19:28:14,107 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:28:14,376 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c[712,725] [2024-11-08 19:28:14,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:14,420 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:28:14,437 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound1.c[712,725] [2024-11-08 19:28:14,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:14,476 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:28:14,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:14 WrapperNode [2024-11-08 19:28:14,477 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:14,478 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:14,479 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:28:14,479 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:28:14,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:14" (1/1) ... [2024-11-08 19:28:14,505 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:14" (1/1) ... [2024-11-08 19:28:14,537 INFO L138 Inliner]: procedures = 15, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 33 [2024-11-08 19:28:14,537 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:14,539 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:28:14,539 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:28:14,540 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:28:14,551 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:14" (1/1) ... [2024-11-08 19:28:14,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:14" (1/1) ... [2024-11-08 19:28:14,555 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:14" (1/1) ... [2024-11-08 19:28:14,555 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:14" (1/1) ... [2024-11-08 19:28:14,569 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:14" (1/1) ... [2024-11-08 19:28:14,577 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:14" (1/1) ... [2024-11-08 19:28:14,581 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:14" (1/1) ... [2024-11-08 19:28:14,582 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:14" (1/1) ... [2024-11-08 19:28:14,588 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:28:14,589 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:28:14,589 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:28:14,589 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:28:14,594 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:14" (1/1) ... [2024-11-08 19:28:14,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:14,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:28:14,629 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:28:14,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:28:14,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:28:14,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:28:14,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:28:14,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:28:14,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:28:14,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:28:14,765 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:28:14,768 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:28:15,949 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 19:28:15,949 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:28:16,057 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:28:16,058 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:28:16,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:16 BoogieIcfgContainer [2024-11-08 19:28:16,059 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:28:16,059 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:28:16,060 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:28:16,071 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:28:16,071 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:16" (1/1) ... [2024-11-08 19:28:16,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:28:16,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:16,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2024-11-08 19:28:16,156 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2024-11-08 19:28:16,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:28:16,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:16,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:16,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:28:16,164 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:28:16,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:28:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:17,144 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:28:27,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:28:27,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:28:27,311 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 19:28:27,315 INFO L158 Benchmark]: Toolchain (without parser) took 13242.85ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 38.5MB in the beginning and 63.5MB in the end (delta: -25.0MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2024-11-08 19:28:27,316 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 67.1MB. Free memory was 42.7MB in the beginning and 42.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:27,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.06ms. Allocated memory is still 67.1MB. Free memory was 38.3MB in the beginning and 42.8MB in the end (delta: -4.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-11-08 19:28:27,317 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.16ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 41.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:27,318 INFO L158 Benchmark]: Boogie Preprocessor took 48.97ms. Allocated memory is still 67.1MB. Free memory was 41.4MB in the beginning and 40.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:28:27,319 INFO L158 Benchmark]: RCFGBuilder took 1469.60ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 40.0MB in the beginning and 71.1MB in the end (delta: -31.1MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2024-11-08 19:28:27,320 INFO L158 Benchmark]: CodeCheck took 11254.05ms. Allocated memory is still 94.4MB. Free memory was 71.1MB in the beginning and 63.5MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 19:28:27,326 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 67.1MB. Free memory was 42.7MB in the beginning and 42.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.06ms. Allocated memory is still 67.1MB. Free memory was 38.3MB in the beginning and 42.8MB in the end (delta: -4.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.16ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 41.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.97ms. Allocated memory is still 67.1MB. Free memory was 41.4MB in the beginning and 40.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1469.60ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 40.0MB in the beginning and 71.1MB in the end (delta: -31.1MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * CodeCheck took 11254.05ms. Allocated memory is still 94.4MB. Free memory was 71.1MB in the beginning and 63.5MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:28:27,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4515ece-a7ea-4ba9-ad7f-88855c576a69/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown