./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:01:48,487 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:01:48,632 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:01:48,638 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:01:48,638 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:01:48,667 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:01:48,668 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:01:48,669 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:01:48,670 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:01:48,671 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:01:48,671 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:01:48,672 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:01:48,673 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:01:48,674 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:01:48,674 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:01:48,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:01:48,676 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:01:48,677 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:01:48,677 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:01:48,678 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:01:48,679 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:01:48,680 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:01:48,681 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:01:48,681 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:01:48,682 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:01:48,683 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:01:48,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:48,684 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:01:48,685 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:01:48,685 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:01:48,686 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:01:48,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:01:48,687 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:01:48,688 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_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2023-11-19 03:01:49,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:01:49,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:01:49,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:01:49,114 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:01:49,115 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:01:49,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2023-11-19 03:01:52,644 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:01:52,919 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:01:52,920 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2023-11-19 03:01:52,929 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/data/b9bed2b0c/56a5ae1fd7ec4ec3a08e753310de98dc/FLAG5c1bde8b0 [2023-11-19 03:01:53,265 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/data/b9bed2b0c/56a5ae1fd7ec4ec3a08e753310de98dc [2023-11-19 03:01:53,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:01:53,270 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:01:53,272 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:53,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:01:53,279 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:01:53,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:53" (1/1) ... [2023-11-19 03:01:53,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@379f19b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:53, skipping insertion in model container [2023-11-19 03:01:53,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:53" (1/1) ... [2023-11-19 03:01:53,312 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:01:53,682 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2023-11-19 03:01:53,690 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:53,714 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:01:53,770 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2023-11-19 03:01:53,786 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:53,813 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:01:53,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:53 WrapperNode [2023-11-19 03:01:53,814 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:53,815 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:53,816 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:01:53,816 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:01:53,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:53" (1/1) ... [2023-11-19 03:01:53,837 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:53" (1/1) ... [2023-11-19 03:01:53,871 INFO L138 Inliner]: procedures = 18, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 133 [2023-11-19 03:01:53,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:53,878 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:01:53,878 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:01:53,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:01:53,891 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:53" (1/1) ... [2023-11-19 03:01:53,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:53" (1/1) ... [2023-11-19 03:01:53,910 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:53" (1/1) ... [2023-11-19 03:01:53,910 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:53" (1/1) ... [2023-11-19 03:01:53,919 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:53" (1/1) ... [2023-11-19 03:01:53,921 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:53" (1/1) ... [2023-11-19 03:01:53,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:53" (1/1) ... [2023-11-19 03:01:53,931 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:53" (1/1) ... [2023-11-19 03:01:53,934 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:01:53,935 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:01:53,936 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:01:53,936 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:01:53,937 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:53" (1/1) ... [2023-11-19 03:01:53,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:53,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:01:53,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:01:54,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:01:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:01:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:01:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:01:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 03:01:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:01:54,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:01:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 03:01:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:01:54,193 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:01:54,196 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:01:54,487 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:01:54,526 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:01:54,526 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:01:54,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:54 BoogieIcfgContainer [2023-11-19 03:01:54,539 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:01:54,540 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:01:54,541 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:01:54,552 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:01:54,555 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:54" (1/1) ... [2023-11-19 03:01:54,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:01:54,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:54,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2023-11-19 03:01:54,656 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2023-11-19 03:01:54,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:01:54,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:54,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:55,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:55,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:55,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2023-11-19 03:01:55,277 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2023-11-19 03:01:55,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:01:55,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:55,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:55,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:55,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:55,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2023-11-19 03:01:55,448 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2023-11-19 03:01:55,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:01:55,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:55,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:01:55,484 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:01:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:01:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:01:55,621 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:01:55,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:01:55,674 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2023-11-19 03:01:55,723 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-19 03:01:55,725 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated [2023-11-19 03:01:55,727 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated [2023-11-19 03:01:55,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:01:55 ImpRootNode [2023-11-19 03:01:55,743 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:01:55,744 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:01:55,744 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:01:55,745 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:01:55,745 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:54" (3/4) ... [2023-11-19 03:01:55,749 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:01:55,750 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:01:55,752 INFO L158 Benchmark]: Toolchain (without parser) took 2480.78ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 103.8MB in the beginning and 138.9MB in the end (delta: -35.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:01:55,753 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:01:55,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.30ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 111.4MB in the end (delta: -7.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:01:55,755 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.47ms. Allocated memory is still 142.6MB. Free memory was 111.4MB in the beginning and 109.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:01:55,756 INFO L158 Benchmark]: Boogie Preprocessor took 56.89ms. Allocated memory is still 142.6MB. Free memory was 109.6MB in the beginning and 108.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:01:55,757 INFO L158 Benchmark]: RCFGBuilder took 603.44ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 94.3MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:01:55,763 INFO L158 Benchmark]: CodeCheck took 1202.87ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 94.3MB in the beginning and 138.9MB in the end (delta: -44.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:01:55,764 INFO L158 Benchmark]: Witness Printer took 6.20ms. Allocated memory is still 172.0MB. Free memory is still 138.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:01:55,771 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 52 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35 IncrementalHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 28 mSDtfsCounter, 35 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 153 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 30 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 53]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 35, overapproximation of someBinaryDOUBLEComparisonOperation at line 40, overapproximation of to_real at line 17, overapproximation of someBinaryArithmeticFLOAToperation at line 38. Possible FailurePath: [L1] int __return_main; [L14] int main__i; [L15] float main__z; [L16] float main__t; [L17] float main__min[5] = { 5, 10, 12, 30, 150 }; [L18] float main__max[5] = { 10, 12, 30, 150, 300 }; [L19] float main__org[5] = { 1, 5, -10, 30, 20 }; [L20] float main__slope[5] = { 4, -15, 40, -10, 0 }; [L21] main__t = __VERIFIER_nondet_float() [L22] int main____CPAchecker_TMP_0; [L23] EXPR main__min[0] VAL [__return_main=0, main__max={23641:0}, main__min={23639:0}, main__org={23640:0}, main__slope={23638:0}] [L23] COND TRUE main__t >= (main__min[0]) [L25] EXPR main__max[4UL] VAL [__return_main=0, main__max={23641:0}, main__min={23639:0}, main__org={23640:0}, main__slope={23638:0}] [L25] COND TRUE main__t <= (main__max[4UL]) [L27] main____CPAchecker_TMP_0 = 1 VAL [__return_main=0, main____CPAchecker_TMP_0=1, main__max={23641:0}, main__min={23639:0}, main__org={23640:0}, main__slope={23638:0}] [L29] COND TRUE main____CPAchecker_TMP_0 != 0 [L31] main__i = 0 VAL [__return_main=0, main____CPAchecker_TMP_0=1, main__i=0, main__max={23641:0}, main__min={23639:0}, main__org={23640:0}, main__slope={23638:0}] [L33] COND TRUE main__i < 5UL [L35] EXPR main__max[main__i] VAL [__return_main=0, main____CPAchecker_TMP_0=1, main__i=0, main__max={23641:0}, main__min={23639:0}, main__org={23640:0}, main__slope={23638:0}] [L35] COND TRUE main__t <= (main__max[main__i]) [L38] EXPR main__org[main__i] [L38] EXPR main__slope[main__i] [L38] EXPR main__min[main__i] [L38] EXPR main__max[main__i] [L38] EXPR main__min[main__i] [L38] main__z = (main__org[main__i]) + (((main__slope[main__i]) * (main__t - (main__min[main__i]))) / ((main__max[main__i]) - (main__min[main__i]))) [L39] int main____CPAchecker_TMP_1; VAL [__return_main=0, main____CPAchecker_TMP_0=1, main__i=0, main__max={23641:0}, main__min={23639:0}, main__org={23640:0}, main__slope={23638:0}] [L40] COND FALSE !(main__z >= -10.0) VAL [__return_main=0, main____CPAchecker_TMP_0=1, main__i=0, main__max={23641:0}, main__min={23639:0}, main__org={23640:0}, main__slope={23638:0}] [L65] main____CPAchecker_TMP_1 = 0 VAL [__return_main=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=0, main__i=0, main__max={23641:0}, main__min={23639:0}, main__org={23640:0}, main__slope={23638:0}] [L47] int __tmp_1; [L48] __tmp_1 = main____CPAchecker_TMP_1 [L49] int __VERIFIER_assert__cond; [L50] __VERIFIER_assert__cond = __tmp_1 VAL [__VERIFIER_assert__cond=0, __return_main=0, __tmp_1=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=0, main__i=0, main__max={23641:0}, main__min={23639:0}, main__org={23640:0}, main__slope={23638:0}] [L51] COND TRUE __VERIFIER_assert__cond == 0 VAL [__VERIFIER_assert__cond=0, __return_main=0, __tmp_1=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=0, main__i=0, main__max={23641:0}, main__min={23639:0}, main__org={23640:0}, main__slope={23638:0}] [L53] reach_error() VAL [__VERIFIER_assert__cond=0, __return_main=0, __tmp_1=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=0, main__i=0, main__max={23641:0}, main__min={23639:0}, main__org={23640:0}, main__slope={23638:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.30ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 111.4MB in the end (delta: -7.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.47ms. Allocated memory is still 142.6MB. Free memory was 111.4MB in the beginning and 109.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.89ms. Allocated memory is still 142.6MB. Free memory was 109.6MB in the beginning and 108.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 603.44ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 94.3MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 1202.87ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 94.3MB in the beginning and 138.9MB in the end (delta: -44.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.20ms. Allocated memory is still 172.0MB. Free memory is still 138.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem7 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:01:55,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:01:58,860 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:01:59,006 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:01:59,060 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:01:59,061 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:01:59,062 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:01:59,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:01:59,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:01:59,065 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:01:59,070 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:01:59,070 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:01:59,071 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:01:59,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:01:59,073 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:01:59,073 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:01:59,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:01:59,074 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:01:59,075 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:01:59,075 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:01:59,075 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:01:59,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:01:59,076 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:01:59,077 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:01:59,077 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:01:59,078 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:01:59,078 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:01:59,078 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:01:59,079 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:01:59,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:59,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:01:59,081 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:01:59,081 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:01:59,081 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:01:59,082 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:01:59,082 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:01:59,082 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:01:59,082 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:01:59,083 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c5b05c4ae88eb6dc9b39e487669b31df0ffdcd18c2998e1a9c5cebc84002587 [2023-11-19 03:01:59,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:01:59,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:01:59,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:01:59,525 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:01:59,525 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:01:59,528 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2023-11-19 03:02:02,809 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:02:03,112 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:02:03,113 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c [2023-11-19 03:02:03,122 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/data/7a2d19b49/4d8fbb4eb37042a49c175cb56ed38d31/FLAG486a60af8 [2023-11-19 03:02:03,135 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/data/7a2d19b49/4d8fbb4eb37042a49c175cb56ed38d31 [2023-11-19 03:02:03,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:02:03,139 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:02:03,140 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:02:03,147 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:02:03,152 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:02:03,153 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,155 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cd5b931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03, skipping insertion in model container [2023-11-19 03:02:03,155 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,176 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:02:03,340 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2023-11-19 03:02:03,348 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:02:03,362 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:02:03,389 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/sv-benchmarks/c/float-benchs/interpolation2.c.p+cfa-reducer.c[1455,1468] [2023-11-19 03:02:03,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:02:03,410 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:02:03,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03 WrapperNode [2023-11-19 03:02:03,411 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:02:03,412 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:02:03,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:02:03,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:02:03,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,434 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,472 INFO L138 Inliner]: procedures = 19, calls = 55, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 134 [2023-11-19 03:02:03,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:02:03,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:02:03,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:02:03,473 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:02:03,487 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,505 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,506 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,519 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,522 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,541 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,545 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:02:03,546 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:02:03,546 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:02:03,546 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:02:03,547 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:02:03" (1/1) ... [2023-11-19 03:02:03,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:02:03,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:02:03,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:02:03,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:02:03,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:02:03,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-19 03:02:03,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:02:03,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:02:03,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 03:02:03,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:02:03,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:02:03,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:02:03,707 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:02:03,709 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:02:14,447 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:02:14,567 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:02:14,567 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:02:14,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:02:14 BoogieIcfgContainer [2023-11-19 03:02:14,576 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:02:14,579 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:02:14,579 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:02:14,590 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:02:14,590 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:02:14" (1/1) ... [2023-11-19 03:02:14,600 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:02:14,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:14,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2023-11-19 03:02:14,675 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2023-11-19 03:02:14,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:02:14,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:14,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:02:14,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:02:14,683 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:02:14,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:02:14,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:14,992 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:02:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:15,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:02:15,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:15,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:02:15,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 03:02:15,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:15,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2023-11-19 03:02:15,584 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-11-19 03:02:15,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:02:15,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:15,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:02:15,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:02:15,624 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:02:15,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 03:02:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:15,843 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:02:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:16,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:02:16,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:02:16,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:02:16,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-11-19 03:02:16,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:02:16,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-11-19 03:02:16,412 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-11-19 03:02:16,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:02:16,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:02:16,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:02:16,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:02:16,414 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:02:16,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 03:02:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:02:17,726 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:02:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 03:02:28,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 03:02:28,089 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:488) 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) [2023-11-19 03:02:28,093 INFO L158 Benchmark]: Toolchain (without parser) took 24953.54ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 51.9MB in the beginning and 56.5MB in the end (delta: -4.5MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2023-11-19 03:02:28,093 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 75.5MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:02:28,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.47ms. Allocated memory is still 75.5MB. Free memory was 51.6MB in the beginning and 39.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:02:28,094 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.25ms. Allocated memory is still 75.5MB. Free memory was 39.5MB in the beginning and 55.3MB in the end (delta: -15.8MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-19 03:02:28,095 INFO L158 Benchmark]: Boogie Preprocessor took 72.19ms. Allocated memory is still 75.5MB. Free memory was 55.3MB in the beginning and 53.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:02:28,095 INFO L158 Benchmark]: RCFGBuilder took 11030.56ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 53.5MB in the beginning and 67.6MB in the end (delta: -14.1MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-11-19 03:02:28,096 INFO L158 Benchmark]: CodeCheck took 13512.75ms. Allocated memory is still 98.6MB. Free memory was 67.2MB in the beginning and 56.5MB in the end (delta: 10.7MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2023-11-19 03:02:28,100 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:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 75.5MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.47ms. Allocated memory is still 75.5MB. Free memory was 51.6MB in the beginning and 39.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.25ms. Allocated memory is still 75.5MB. Free memory was 39.5MB in the beginning and 55.3MB in the end (delta: -15.8MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.19ms. Allocated memory is still 75.5MB. Free memory was 55.3MB in the beginning and 53.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11030.56ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 53.5MB in the beginning and 67.6MB in the end (delta: -14.1MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * CodeCheck took 13512.75ms. Allocated memory is still 98.6MB. Free memory was 67.2MB in the beginning and 56.5MB in the end (delta: 10.7MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:02:28,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aceb580f-3449-4af4-a90a-1283444134da/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown