./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a675a014adb554d3b3cb02e2742644f85bc00ae7c696ead14730bf8198b2dce7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:38:48,712 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:38:48,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:38:48,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:38:48,787 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:38:48,811 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:38:48,812 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:38:48,813 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:38:48,813 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:38:48,814 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:38:48,815 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:38:48,815 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:38:48,816 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:38:48,816 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:38:48,816 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:38:48,817 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:38:48,817 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:38:48,818 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:38:48,818 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:38:48,819 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:38:48,819 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:38:48,820 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:38:48,820 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:38:48,821 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:38:48,821 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:38:48,822 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:38:48,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:38:48,823 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:38:48,823 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:38:48,824 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:38:48,824 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:38:48,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:38:48,825 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:38:48,826 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_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a675a014adb554d3b3cb02e2742644f85bc00ae7c696ead14730bf8198b2dce7 [2023-12-03 01:38:49,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:38:49,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:38:49,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:38:49,067 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:38:49,068 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:38:49,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/float_req_bl_1121a.c [2023-12-03 01:38:51,858 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:38:52,019 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:38:52,020 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/sv-benchmarks/c/float-newlib/float_req_bl_1121a.c [2023-12-03 01:38:52,027 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/data/d502c2e82/d92fd134db8a40ae93a3f15d82171426/FLAGc10c373b8 [2023-12-03 01:38:52,040 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/data/d502c2e82/d92fd134db8a40ae93a3f15d82171426 [2023-12-03 01:38:52,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:38:52,044 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:38:52,045 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:38:52,045 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:38:52,049 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:38:52,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:38:52" (1/1) ... [2023-12-03 01:38:52,051 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42731f55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:52, skipping insertion in model container [2023-12-03 01:38:52,051 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:38:52" (1/1) ... [2023-12-03 01:38:52,077 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:38:52,242 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_442bb687-321c-4cd1-8df6-3be54e35e6e7/sv-benchmarks/c/float-newlib/float_req_bl_1121a.c[2701,2714] [2023-12-03 01:38:52,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:38:52,257 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:38:52,289 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_442bb687-321c-4cd1-8df6-3be54e35e6e7/sv-benchmarks/c/float-newlib/float_req_bl_1121a.c[2701,2714] [2023-12-03 01:38:52,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:38:52,303 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:38:52,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:52 WrapperNode [2023-12-03 01:38:52,303 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:38:52,304 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:38:52,304 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:38:52,305 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:38:52,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:52" (1/1) ... [2023-12-03 01:38:52,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:52" (1/1) ... [2023-12-03 01:38:52,344 INFO L138 Inliner]: procedures = 18, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 249 [2023-12-03 01:38:52,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:38:52,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:38:52,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:38:52,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:38:52,355 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:52" (1/1) ... [2023-12-03 01:38:52,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:52" (1/1) ... [2023-12-03 01:38:52,358 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:52" (1/1) ... [2023-12-03 01:38:52,358 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:52" (1/1) ... [2023-12-03 01:38:52,369 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:52" (1/1) ... [2023-12-03 01:38:52,375 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:52" (1/1) ... [2023-12-03 01:38:52,377 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:52" (1/1) ... [2023-12-03 01:38:52,379 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:52" (1/1) ... [2023-12-03 01:38:52,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:38:52,384 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:38:52,385 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:38:52,385 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:38:52,386 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:52" (1/1) ... [2023-12-03 01:38:52,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:38:52,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:38:52,420 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:38:52,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:38:52,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:38:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:38:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:38:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:38:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-03 01:38:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-03 01:38:52,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:38:52,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:38:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:38:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-03 01:38:52,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:38:52,533 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:38:52,535 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:38:52,826 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:38:52,986 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:38:52,986 INFO L309 CfgBuilder]: Removed 12 assume(true) statements. [2023-12-03 01:38:52,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:38:52 BoogieIcfgContainer [2023-12-03 01:38:52,988 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:38:52,989 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:38:52,989 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:38:52,999 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:38:52,999 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:38:52" (1/1) ... [2023-12-03 01:38:53,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:38:53,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:38:53,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2023-12-03 01:38:53,055 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2023-12-03 01:38:53,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:38:53,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:38:53,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:38:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:38:53,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:38:53,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:38:53,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2023-12-03 01:38:53,211 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2023-12-03 01:38:53,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:38:53,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:38:53,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:38:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:38:53,304 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:38:53,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:38:53,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:38:53,433 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:38:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:38:53,479 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 01:38:53,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:38:53 ImpRootNode [2023-12-03 01:38:53,504 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:38:53,505 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:38:53,505 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:38:53,505 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:38:53,506 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:38:52" (3/4) ... [2023-12-03 01:38:53,508 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:38:53,509 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:38:53,510 INFO L158 Benchmark]: Toolchain (without parser) took 1465.93ms. Allocated memory is still 224.4MB. Free memory was 184.2MB in the beginning and 96.1MB in the end (delta: 88.1MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. [2023-12-03 01:38:53,511 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory is still 69.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:38:53,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.43ms. Allocated memory is still 224.4MB. Free memory was 184.2MB in the beginning and 171.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:38:53,512 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.65ms. Allocated memory is still 224.4MB. Free memory was 171.6MB in the beginning and 169.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:38:53,513 INFO L158 Benchmark]: Boogie Preprocessor took 38.08ms. Allocated memory is still 224.4MB. Free memory was 168.7MB in the beginning and 167.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:38:53,513 INFO L158 Benchmark]: RCFGBuilder took 603.87ms. Allocated memory is still 224.4MB. Free memory was 167.4MB in the beginning and 123.4MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-12-03 01:38:53,514 INFO L158 Benchmark]: CodeCheck took 515.44ms. Allocated memory is still 224.4MB. Free memory was 123.4MB in the beginning and 97.0MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 01:38:53,514 INFO L158 Benchmark]: Witness Printer took 4.33ms. Allocated memory is still 224.4MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:38:53,518 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, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 14 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 61 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 125]: 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 110, overapproximation of bitwiseOr at line 33, overapproximation of someUnaryDOUBLEoperation at line 16, overapproximation of someBinaryArithmeticFLOAToperation at line 37. Possible FailurePath: [L14-L17] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L118] float x = __VERIFIER_nondet_float(); [L119] float y = 0.0f; [L121] CALL, EXPR fmod_float(x, y) [L20] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [Zero_fmod={4:0}, \old(x)=2, \old(y)=0, one_fmod=1, x=2, y=0] [L23] ieee_float_shape_type gf_u; [L24] EXPR gf_u.value = (x) [L25] EXPR gf_u.word [L25] EXPR (hx) = gf_u.word [L22-L26] { ieee_float_shape_type gf_u; gf_u.value = (x); (hx) = gf_u.word; } VAL [Zero_fmod={4:0}, \old(x)=2, \old(y)=0, hx=0, one_fmod=1, x=2, y=0] [L28] ieee_float_shape_type gf_u; [L29] EXPR gf_u.value = (y) [L30] EXPR gf_u.word [L30] EXPR (hy) = gf_u.word [L27-L31] { ieee_float_shape_type gf_u; gf_u.value = (y); (hy) = gf_u.word; } VAL [Zero_fmod={4:0}, \old(x)=2, \old(y)=0, hx=0, hy=2139095041, one_fmod=1, x=2, y=0] [L32] sx = hx & 0x80000000 [L33] hx ^= sx [L34] hy &= 0x7fffffff VAL [Zero_fmod={4:0}, \old(x)=2, \old(y)=0, hx=0, hy=2139095041, one_fmod=1, sx=0, x=2, y=0] [L36] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L37] return (x * y) / (x * y); VAL [Zero_fmod={4:0}, \old(x)=2, \old(y)=0, hx=0, hy=2139095041, one_fmod=1, sx=0, x=2, y=0] [L121] RET, EXPR fmod_float(x, y) [L121] float res = fmod_float(x, y); [L124] CALL, EXPR isnan_float(res) [L110] return x != x; [L124] RET, EXPR isnan_float(res) [L124] COND TRUE !isnan_float(res) [L125] reach_error() VAL [Zero_fmod={4:0}, one_fmod=1, res=9, x=2, y=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory is still 69.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.43ms. Allocated memory is still 224.4MB. Free memory was 184.2MB in the beginning and 171.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.65ms. Allocated memory is still 224.4MB. Free memory was 171.6MB in the beginning and 169.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.08ms. Allocated memory is still 224.4MB. Free memory was 168.7MB in the beginning and 167.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 603.87ms. Allocated memory is still 224.4MB. Free memory was 167.4MB in the beginning and 123.4MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * CodeCheck took 515.44ms. Allocated memory is still 224.4MB. Free memory was 123.4MB in the beginning and 97.0MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.33ms. Allocated memory is still 224.4MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 01:38:53,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a675a014adb554d3b3cb02e2742644f85bc00ae7c696ead14730bf8198b2dce7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:38:55,502 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:38:55,578 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 01:38:55,611 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:38:55,612 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:38:55,612 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:38:55,613 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:38:55,614 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:38:55,614 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:38:55,615 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:38:55,615 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:38:55,616 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:38:55,616 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:38:55,617 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:38:55,617 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:38:55,618 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:38:55,618 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:38:55,619 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:38:55,619 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:38:55,620 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:38:55,620 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:38:55,621 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:38:55,621 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:38:55,622 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:38:55,622 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:38:55,623 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:38:55,623 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:38:55,623 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:38:55,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:38:55,624 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:38:55,625 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:38:55,625 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:38:55,625 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:38:55,626 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:38:55,626 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:38:55,626 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:38:55,626 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:38:55,626 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_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a675a014adb554d3b3cb02e2742644f85bc00ae7c696ead14730bf8198b2dce7 [2023-12-03 01:38:55,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:38:55,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:38:55,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:38:55,931 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:38:55,931 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:38:55,932 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/float-newlib/float_req_bl_1121a.c [2023-12-03 01:38:58,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:38:58,846 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:38:58,847 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/sv-benchmarks/c/float-newlib/float_req_bl_1121a.c [2023-12-03 01:38:58,855 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/data/2e8de6c74/9dec43e330eb4a6aacf9077edb923527/FLAG4a31ede44 [2023-12-03 01:38:58,868 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/data/2e8de6c74/9dec43e330eb4a6aacf9077edb923527 [2023-12-03 01:38:58,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:38:58,871 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:38:58,872 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:38:58,873 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:38:58,876 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:38:58,877 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:38:58" (1/1) ... [2023-12-03 01:38:58,878 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f70291d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:58, skipping insertion in model container [2023-12-03 01:38:58,878 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:38:58" (1/1) ... [2023-12-03 01:38:58,905 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:38:59,102 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_442bb687-321c-4cd1-8df6-3be54e35e6e7/sv-benchmarks/c/float-newlib/float_req_bl_1121a.c[2701,2714] [2023-12-03 01:38:59,107 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:38:59,121 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:38:59,156 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_442bb687-321c-4cd1-8df6-3be54e35e6e7/sv-benchmarks/c/float-newlib/float_req_bl_1121a.c[2701,2714] [2023-12-03 01:38:59,157 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:38:59,176 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:38:59,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:59 WrapperNode [2023-12-03 01:38:59,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:38:59,177 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:38:59,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:38:59,178 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:38:59,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:59" (1/1) ... [2023-12-03 01:38:59,197 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:59" (1/1) ... [2023-12-03 01:38:59,225 INFO L138 Inliner]: procedures = 21, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 173 [2023-12-03 01:38:59,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:38:59,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:38:59,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:38:59,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:38:59,236 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:59" (1/1) ... [2023-12-03 01:38:59,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:59" (1/1) ... [2023-12-03 01:38:59,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:59" (1/1) ... [2023-12-03 01:38:59,242 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:59" (1/1) ... [2023-12-03 01:38:59,253 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:59" (1/1) ... [2023-12-03 01:38:59,257 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:59" (1/1) ... [2023-12-03 01:38:59,260 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:59" (1/1) ... [2023-12-03 01:38:59,262 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:59" (1/1) ... [2023-12-03 01:38:59,267 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:38:59,268 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:38:59,268 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:38:59,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:38:59,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:38:59" (1/1) ... [2023-12-03 01:38:59,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:38:59,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:38:59,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:38:59,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:38:59,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:38:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-12-03 01:38:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:38:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:38:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-03 01:38:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:38:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:38:59,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:38:59,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-03 01:38:59,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:38:59,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:38:59,428 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:38:59,430 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:39:02,851 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:39:02,898 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:39:02,898 INFO L309 CfgBuilder]: Removed 12 assume(true) statements. [2023-12-03 01:39:02,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:39:02 BoogieIcfgContainer [2023-12-03 01:39:02,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:39:02,901 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:39:02,901 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:39:02,911 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:39:02,912 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:39:02" (1/1) ... [2023-12-03 01:39:02,919 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:39:02,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:39:02,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2023-12-03 01:39:02,967 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2023-12-03 01:39:02,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:39:02,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:39:02,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:39:02,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:39:02,972 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:39:02,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:39:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:39:03,102 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:39:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:39:03,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:39:03,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:39:03,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:39:03,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:39:03,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:39:03,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2023-12-03 01:39:03,184 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2023-12-03 01:39:03,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:39:03,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:39:03,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:39:03,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:39:03,187 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:39:03,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:39:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:39:03,537 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:39:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:39:04,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:39:04,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:39:06,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:39:06,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 01:39:12,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:39:21,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 01:39:29,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 01:39:32,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 01:39:38,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 01:39:41,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:39:41,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2023-12-03 01:39:41,579 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2023-12-03 01:39:41,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:39:41,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:39:41,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:39:41,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:39:41,581 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:39:41,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 01:39:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:39:41,745 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:39:41,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:39:41,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:39:41,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:39:41,842 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 01:39:41,844 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2023-12-03 01:39:44,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:39:44,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 01:39:49,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 01:39:51,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 01:39:52,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:39:52,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2023-12-03 01:39:52,347 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2023-12-03 01:39:52,347 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 01:39:52,348 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2023-12-03 01:39:52,353 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 01:39:53,044 INFO L560 CodeCheckObserver]: Invariant with dag size 8 [2023-12-03 01:39:53,049 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists ULTIMATE.start_fmod_float_~x#1 : C_FLOAT, currentRoundingMode : FloatRoundingMode :: ~fp.div~32(currentRoundingMode, ~fp.mul~32(currentRoundingMode, ULTIMATE.start_fmod_float_~x#1, ~Pluszero~32()), ~fp.mul~32(currentRoundingMode, ULTIMATE.start_fmod_float_~x#1, ~Pluszero~32())) == #res) could not be translated [2023-12-03 01:39:53,050 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:39:53,051 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-03 01:39:53,052 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2023-12-03 01:39:53,052 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-03 01:39:53,052 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2023-12-03 01:39:53,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:39:53 ImpRootNode [2023-12-03 01:39:53,053 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:39:53,054 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:39:53,054 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:39:53,054 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:39:53,054 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:39:02" (3/4) ... [2023-12-03 01:39:53,056 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 01:39:53,061 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-03 01:39:53,062 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-03 01:39:53,062 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-03 01:39:53,062 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 01:39:53,130 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 01:39:53,130 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 01:39:53,130 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:39:53,131 INFO L158 Benchmark]: Toolchain (without parser) took 54259.75ms. Allocated memory is still 111.1MB. Free memory was 87.0MB in the beginning and 75.6MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:39:53,131 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:39:53,131 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.17ms. Allocated memory is still 111.1MB. Free memory was 86.6MB in the beginning and 73.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:39:53,132 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.85ms. Allocated memory is still 111.1MB. Free memory was 73.6MB in the beginning and 71.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:39:53,132 INFO L158 Benchmark]: Boogie Preprocessor took 41.11ms. Allocated memory is still 111.1MB. Free memory was 71.5MB in the beginning and 69.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:39:53,132 INFO L158 Benchmark]: RCFGBuilder took 3632.71ms. Allocated memory is still 111.1MB. Free memory was 69.4MB in the beginning and 80.0MB in the end (delta: -10.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2023-12-03 01:39:53,133 INFO L158 Benchmark]: CodeCheck took 50151.85ms. Allocated memory is still 111.1MB. Free memory was 80.0MB in the beginning and 79.8MB in the end (delta: 212.9kB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. [2023-12-03 01:39:53,133 INFO L158 Benchmark]: Witness Printer took 76.45ms. Allocated memory is still 111.1MB. Free memory was 79.8MB in the beginning and 75.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:39:53,135 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, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 49.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 114 SdHoareTripleChecker+Valid, 67.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 86 SdHoareTripleChecker+Invalid, 58.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 69 IncrementalHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 66 mSDtfsCounter, 69 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 241 GetRequests, 228 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 10.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 26 ConstructedInterpolants, 1 QuantifiedInterpolants, 82 SizeOfPredicates, 13 NumberOfNonLiveVariables, 162 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 - PositiveResult [Line: 125]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.17ms. Allocated memory is still 111.1MB. Free memory was 86.6MB in the beginning and 73.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.85ms. Allocated memory is still 111.1MB. Free memory was 73.6MB in the beginning and 71.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.11ms. Allocated memory is still 111.1MB. Free memory was 71.5MB in the beginning and 69.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3632.71ms. Allocated memory is still 111.1MB. Free memory was 69.4MB in the beginning and 80.0MB in the end (delta: -10.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * CodeCheck took 50151.85ms. Allocated memory is still 111.1MB. Free memory was 80.0MB in the beginning and 79.8MB in the end (delta: 212.9kB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. * Witness Printer took 76.45ms. Allocated memory is still 111.1MB. Free memory was 79.8MB in the beginning and 75.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists ULTIMATE.start_fmod_float_~x#1 : C_FLOAT, currentRoundingMode : FloatRoundingMode :: ~fp.div~32(currentRoundingMode, ~fp.mul~32(currentRoundingMode, ULTIMATE.start_fmod_float_~x#1, ~Pluszero~32()), ~fp.mul~32(currentRoundingMode, ULTIMATE.start_fmod_float_~x#1, ~Pluszero~32())) == #res) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~32 RESULT: Ultimate proved your program to be correct! [2023-12-03 01:39:53,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_442bb687-321c-4cd1-8df6-3be54e35e6e7/bin/ukojak-verify-Qdu7aM0XO9/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 Writing output log to file Ultimate.log Result: TRUE