./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float13.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2246e8060e5a1cb739ae96795323e53f6b8616d366fbcd4812e06685f0e78a45 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:47:37,281 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:47:37,343 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:47:37,347 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:47:37,348 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:47:37,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:47:37,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:47:37,379 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:47:37,380 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:47:37,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:47:37,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:47:37,381 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:47:37,382 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:47:37,382 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:47:37,383 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:47:37,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:47:37,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:47:37,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:47:37,384 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:47:37,385 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:47:37,385 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:47:37,385 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:47:37,386 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:47:37,386 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:47:37,386 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:47:37,387 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:47:37,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:47:37,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:47:37,388 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:47:37,388 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:47:37,389 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:47:37,389 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:47:37,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:47:37,390 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_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2246e8060e5a1cb739ae96795323e53f6b8616d366fbcd4812e06685f0e78a45 [2024-11-08 19:47:37,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:47:37,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:47:37,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:47:37,654 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:47:37,655 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:47:37,656 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cbmc-regression/float13.c Unable to find full path for "g++" [2024-11-08 19:47:40,054 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:47:40,357 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:47:40,359 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c [2024-11-08 19:47:40,372 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/data/d3a30e51d/f5236ff767ec42aa8500da025f25f0e5/FLAG2b93d5e7a [2024-11-08 19:47:40,668 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/data/d3a30e51d/f5236ff767ec42aa8500da025f25f0e5 [2024-11-08 19:47:40,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:47:40,673 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:47:40,675 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:47:40,675 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:47:40,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:47:40,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:47:40" (1/1) ... [2024-11-08 19:47:40,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc65c0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:40, skipping insertion in model container [2024-11-08 19:47:40,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:47:40" (1/1) ... [2024-11-08 19:47:40,712 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:47:40,928 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[497,510] [2024-11-08 19:47:40,933 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[569,582] [2024-11-08 19:47:40,935 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[631,644] [2024-11-08 19:47:40,937 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[693,706] [2024-11-08 19:47:40,938 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[764,777] [2024-11-08 19:47:40,940 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[836,849] [2024-11-08 19:47:40,942 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[895,908] [2024-11-08 19:47:40,943 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[954,967] [2024-11-08 19:47:40,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:47:40,965 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:47:40,983 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[497,510] [2024-11-08 19:47:40,984 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[569,582] [2024-11-08 19:47:40,985 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[631,644] [2024-11-08 19:47:40,986 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[693,706] [2024-11-08 19:47:40,988 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[764,777] [2024-11-08 19:47:40,989 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[836,849] [2024-11-08 19:47:40,991 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[895,908] [2024-11-08 19:47:40,992 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[954,967] [2024-11-08 19:47:40,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:47:41,015 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:47:41,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:41 WrapperNode [2024-11-08 19:47:41,016 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:47:41,018 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:47:41,018 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:47:41,018 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:47:41,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:41" (1/1) ... [2024-11-08 19:47:41,034 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:41" (1/1) ... [2024-11-08 19:47:41,058 INFO L138 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2024-11-08 19:47:41,058 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:47:41,059 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:47:41,059 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:47:41,059 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:47:41,068 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:41" (1/1) ... [2024-11-08 19:47:41,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:41" (1/1) ... [2024-11-08 19:47:41,069 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:41" (1/1) ... [2024-11-08 19:47:41,070 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:41" (1/1) ... [2024-11-08 19:47:41,075 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:41" (1/1) ... [2024-11-08 19:47:41,078 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:41" (1/1) ... [2024-11-08 19:47:41,083 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:41" (1/1) ... [2024-11-08 19:47:41,087 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:41" (1/1) ... [2024-11-08 19:47:41,094 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:47:41,095 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:47:41,099 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:47:41,099 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:47:41,100 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:41" (1/1) ... [2024-11-08 19:47:41,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:47:41,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:47:41,152 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:47:41,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:47:41,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:47:41,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:47:41,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:47:41,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:47:41,298 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:47:41,301 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:47:41,466 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 19:47:41,467 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:47:41,491 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:47:41,491 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:47:41,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:41 BoogieIcfgContainer [2024-11-08 19:47:41,492 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:47:41,493 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:47:41,493 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:47:41,503 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:47:41,504 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:41" (1/1) ... [2024-11-08 19:47:41,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:47:41,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:41,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2024-11-08 19:47:41,575 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2024-11-08 19:47:41,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 19:47:41,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:41,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:47:41,723 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:47:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:47:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:47:41,810 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:47:41,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:47:41,835 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:47:41,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:47:41 ImpRootNode [2024-11-08 19:47:41,867 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:47:41,868 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:47:41,871 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:47:41,871 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:47:41,872 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:41" (3/4) ... [2024-11-08 19:47:41,875 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:47:41,876 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:47:41,880 INFO L158 Benchmark]: Toolchain (without parser) took 1206.26ms. Allocated memory is still 134.2MB. Free memory was 105.1MB in the beginning and 65.2MB in the end (delta: 39.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-08 19:47:41,880 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 109.1MB. Free memory is still 67.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:47:41,881 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.42ms. Allocated memory is still 134.2MB. Free memory was 104.7MB in the beginning and 91.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:47:41,882 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.63ms. Allocated memory is still 134.2MB. Free memory was 91.5MB in the beginning and 89.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:47:41,883 INFO L158 Benchmark]: Boogie Preprocessor took 35.13ms. Allocated memory is still 134.2MB. Free memory was 89.9MB in the beginning and 89.0MB in the end (delta: 893.1kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:47:41,885 INFO L158 Benchmark]: RCFGBuilder took 396.47ms. Allocated memory is still 134.2MB. Free memory was 89.0MB in the beginning and 77.3MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 19:47:41,885 INFO L158 Benchmark]: CodeCheck took 374.78ms. Allocated memory is still 134.2MB. Free memory was 77.3MB in the beginning and 65.6MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:47:41,886 INFO L158 Benchmark]: Witness Printer took 10.08ms. Allocated memory is still 134.2MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:47:41,890 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, 8 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 15]: 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 14, overapproximation of someBinaryArithmeticFLOAToperation at line 5. Possible FailurePath: [L5] const float plus_infinity = 1.0f/0.0f; [L6] const float minus_infinity = 0.0f/-0.0f; [L7] const float NaN = 0.0f * (1.0f/0.0f); [L11] _Bool temp; [L14] temp = NaN < plus_infinity VAL [temp=1] [L15] COND TRUE !(!temp) [L15] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 109.1MB. Free memory is still 67.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.42ms. Allocated memory is still 134.2MB. Free memory was 104.7MB in the beginning and 91.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.63ms. Allocated memory is still 134.2MB. Free memory was 91.5MB in the beginning and 89.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.13ms. Allocated memory is still 134.2MB. Free memory was 89.9MB in the beginning and 89.0MB in the end (delta: 893.1kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 396.47ms. Allocated memory is still 134.2MB. Free memory was 89.0MB in the beginning and 77.3MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 374.78ms. Allocated memory is still 134.2MB. Free memory was 77.3MB in the beginning and 65.6MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 10.08ms. Allocated memory is still 134.2MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:47:41,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2246e8060e5a1cb739ae96795323e53f6b8616d366fbcd4812e06685f0e78a45 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:47:45,006 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:47:45,124 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:47:45,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:47:45,181 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:47:45,182 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:47:45,183 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:47:45,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:47:45,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:47:45,184 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:47:45,185 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:47:45,185 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:47:45,186 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:47:45,188 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:47:45,189 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:47:45,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:47:45,190 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:47:45,190 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:47:45,193 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:47:45,194 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:47:45,195 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:47:45,198 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:47:45,198 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:47:45,199 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:47:45,199 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:47:45,202 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:47:45,202 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:45,203 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:47:45,203 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:47:45,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:47:45,204 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:47:45,204 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:47:45,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:47:45,206 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:47:45,206 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:45,206 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:47:45,207 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_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2246e8060e5a1cb739ae96795323e53f6b8616d366fbcd4812e06685f0e78a45 [2024-11-08 19:47:45,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:47:45,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:47:45,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:47:45,758 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:47:45,759 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:47:45,761 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cbmc-regression/float13.c Unable to find full path for "g++" [2024-11-08 19:47:48,012 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:47:48,296 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:47:48,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c [2024-11-08 19:47:48,308 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/data/674333621/a6ca8f80ca3e4beaa59a6012f8f81cea/FLAG6d6a80954 [2024-11-08 19:47:48,338 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/data/674333621/a6ca8f80ca3e4beaa59a6012f8f81cea [2024-11-08 19:47:48,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:47:48,346 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:47:48,348 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:47:48,348 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:47:48,357 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:47:48,358 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:47:48" (1/1) ... [2024-11-08 19:47:48,361 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f850ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:48, skipping insertion in model container [2024-11-08 19:47:48,361 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:47:48" (1/1) ... [2024-11-08 19:47:48,390 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:47:48,676 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[497,510] [2024-11-08 19:47:48,683 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[569,582] [2024-11-08 19:47:48,687 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[631,644] [2024-11-08 19:47:48,689 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[693,706] [2024-11-08 19:47:48,694 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[764,777] [2024-11-08 19:47:48,696 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[836,849] [2024-11-08 19:47:48,700 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[895,908] [2024-11-08 19:47:48,702 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[954,967] [2024-11-08 19:47:48,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:47:48,731 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:47:48,751 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[497,510] [2024-11-08 19:47:48,752 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[569,582] [2024-11-08 19:47:48,755 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[631,644] [2024-11-08 19:47:48,757 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[693,706] [2024-11-08 19:47:48,758 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[764,777] [2024-11-08 19:47:48,761 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[836,849] [2024-11-08 19:47:48,762 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[895,908] [2024-11-08 19:47:48,765 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/sv-benchmarks/c/floats-cbmc-regression/float13.c[954,967] [2024-11-08 19:47:48,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:47:48,799 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:47:48,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:48 WrapperNode [2024-11-08 19:47:48,800 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:47:48,802 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:47:48,802 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:47:48,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:47:48,813 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:48" (1/1) ... [2024-11-08 19:47:48,830 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:48" (1/1) ... [2024-11-08 19:47:48,865 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2024-11-08 19:47:48,866 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:47:48,868 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:47:48,869 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:47:48,869 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:47:48,881 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:48" (1/1) ... [2024-11-08 19:47:48,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:48" (1/1) ... [2024-11-08 19:47:48,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:48" (1/1) ... [2024-11-08 19:47:48,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:48" (1/1) ... [2024-11-08 19:47:48,905 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:48" (1/1) ... [2024-11-08 19:47:48,911 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:48" (1/1) ... [2024-11-08 19:47:48,913 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:48" (1/1) ... [2024-11-08 19:47:48,916 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:48" (1/1) ... [2024-11-08 19:47:48,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:47:48,925 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:47:48,925 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:47:48,925 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:47:48,930 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:48" (1/1) ... [2024-11-08 19:47:48,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:47:48,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:47:48,980 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:47:48,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:47:49,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:47:49,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:47:49,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:47:49,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:47:49,181 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:47:49,185 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:47:49,517 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 19:47:49,519 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:47:49,579 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:47:49,582 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:47:49,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:49 BoogieIcfgContainer [2024-11-08 19:47:49,583 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:47:49,584 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:47:49,586 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:47:49,601 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:47:49,601 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:49" (1/1) ... [2024-11-08 19:47:49,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:47:49,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:49,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2024-11-08 19:47:49,710 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2024-11-08 19:47:49,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 19:47:49,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:49,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:49,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:49,721 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:49,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:47:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:49,888 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:49,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 19:47:49,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:50,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:50,098 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 19:47:50,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:47:50,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:50,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2024-11-08 19:47:50,150 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2024-11-08 19:47:50,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 19:47:50,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:50,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:50,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:50,153 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:50,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:47:50,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:50,272 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:50,295 INFO L255 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 19:47:50,296 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:50,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:50,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:47:50,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:50,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2024-11-08 19:47:50,665 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2024-11-08 19:47:50,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:47:50,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:50,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:50,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:50,669 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:50,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 19:47:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:50,743 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:50,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:50,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 19:47:50,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:50,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:50,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 19:47:52,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:52,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2024-11-08 19:47:52,196 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2024-11-08 19:47:52,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:47:52,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:52,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:52,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:52,202 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:52,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 19:47:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:52,279 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:52,301 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:47:52,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:52,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:52,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 19:47:53,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:53,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2024-11-08 19:47:53,089 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2024-11-08 19:47:53,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:47:53,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:53,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:53,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:53,095 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:53,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 19:47:53,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:53,195 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:53,218 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:47:53,219 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:53,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:53,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 19:47:53,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:53,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2024-11-08 19:47:53,378 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2024-11-08 19:47:53,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 19:47:53,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:53,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:53,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:53,386 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:53,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 19:47:53,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:53,496 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:53,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:47:53,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:53,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:53,592 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 19:47:53,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-08 19:47:53,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:53,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2024-11-08 19:47:53,646 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2024-11-08 19:47:53,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 19:47:53,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:53,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:53,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:53,653 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:53,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 19:47:53,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:53,756 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:53,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:53,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 19:47:53,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:53,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:53,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-08 19:47:53,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:53,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2024-11-08 19:47:53,899 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-11-08 19:47:53,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 19:47:53,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:53,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:47:53,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:47:53,905 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:47:53,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 19:47:53,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:54,000 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:47:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:54,023 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 19:47:54,024 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:47:54,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:54,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-08 19:47:54,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:54,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 18 states and 17 transitions. [2024-11-08 19:47:54,306 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2024-11-08 19:47:54,306 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:47:54,307 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2024-11-08 19:47:54,317 INFO L729 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2024-11-08 19:47:54,447 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 30) no Hoare annotation was computed. [2024-11-08 19:47:54,448 INFO L77 FloydHoareUtils]: At program point L27(line 27) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-11-08 19:47:54,448 INFO L75 FloydHoareUtils]: For program point L27-1(line 27) no Hoare annotation was computed. [2024-11-08 19:47:54,448 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2024-11-08 19:47:54,448 INFO L77 FloydHoareUtils]: At program point L27-3(line 27) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-11-08 19:47:54,449 INFO L77 FloydHoareUtils]: At program point L15(line 15) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (fp.neg (_ +zero 8 24))) ~minus_infinity~0)) (exists ((currentRoundingMode RoundingMode)) (= ~NaN~0 (fp.mul currentRoundingMode (_ +zero 8 24) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) [2024-11-08 19:47:54,449 INFO L75 FloydHoareUtils]: For program point L15-1(line 15) no Hoare annotation was computed. [2024-11-08 19:47:54,449 INFO L77 FloydHoareUtils]: At program point L15-3(line 15) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (fp.neg (_ +zero 8 24))) ~minus_infinity~0)) (exists ((currentRoundingMode RoundingMode)) (= ~NaN~0 (fp.mul currentRoundingMode (_ +zero 8 24) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) [2024-11-08 19:47:54,449 INFO L77 FloydHoareUtils]: At program point L36(line 36) the Hoare annotation is: (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) [2024-11-08 19:47:54,450 INFO L75 FloydHoareUtils]: For program point L36-1(line 36) no Hoare annotation was computed. [2024-11-08 19:47:54,450 INFO L77 FloydHoareUtils]: At program point L36-3(line 36) the Hoare annotation is: true [2024-11-08 19:47:54,450 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 27) no Hoare annotation was computed. [2024-11-08 19:47:54,450 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2024-11-08 19:47:54,451 INFO L77 FloydHoareUtils]: At program point L24(line 24) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-11-08 19:47:54,451 INFO L75 FloydHoareUtils]: For program point L24-1(line 24) no Hoare annotation was computed. [2024-11-08 19:47:54,451 INFO L77 FloydHoareUtils]: At program point L24-3(line 24) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-11-08 19:47:54,451 INFO L77 FloydHoareUtils]: At program point L33(line 33) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-11-08 19:47:54,451 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 19:47:54,451 INFO L75 FloydHoareUtils]: For program point L33-1(line 33) no Hoare annotation was computed. [2024-11-08 19:47:54,451 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2024-11-08 19:47:54,455 INFO L77 FloydHoareUtils]: At program point L33-3(line 33) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-11-08 19:47:54,455 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2024-11-08 19:47:54,455 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-11-08 19:47:54,455 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-08 19:47:54,455 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-11-08 19:47:54,455 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:47:54,456 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2024-11-08 19:47:54,456 INFO L77 FloydHoareUtils]: At program point L30(line 30) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-11-08 19:47:54,456 INFO L75 FloydHoareUtils]: For program point L30-1(line 30) no Hoare annotation was computed. [2024-11-08 19:47:54,456 INFO L77 FloydHoareUtils]: At program point L30-3(line 30) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-11-08 19:47:54,456 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-08 19:47:54,456 INFO L77 FloydHoareUtils]: At program point L18(line 18) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-11-08 19:47:54,456 INFO L75 FloydHoareUtils]: For program point L18-1(line 18) no Hoare annotation was computed. [2024-11-08 19:47:54,457 INFO L77 FloydHoareUtils]: At program point L18-3(line 18) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-11-08 19:47:54,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:47:54 ImpRootNode [2024-11-08 19:47:54,466 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:47:54,466 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:47:54,466 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:47:54,466 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:47:54,467 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:49" (3/4) ... [2024-11-08 19:47:54,469 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:47:54,478 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-08 19:47:54,479 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 19:47:54,479 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 19:47:54,480 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:47:54,588 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:47:54,588 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 19:47:54,588 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:47:54,589 INFO L158 Benchmark]: Toolchain (without parser) took 6243.23ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 53.1MB in the beginning and 56.2MB in the end (delta: -3.1MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2024-11-08 19:47:54,590 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 53.3MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:47:54,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.10ms. Allocated memory is still 77.6MB. Free memory was 52.9MB in the beginning and 39.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:47:54,592 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.50ms. Allocated memory is still 77.6MB. Free memory was 39.2MB in the beginning and 37.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:47:54,593 INFO L158 Benchmark]: Boogie Preprocessor took 55.10ms. Allocated memory is still 77.6MB. Free memory was 37.7MB in the beginning and 36.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:47:54,593 INFO L158 Benchmark]: RCFGBuilder took 658.61ms. Allocated memory is still 77.6MB. Free memory was 36.1MB in the beginning and 46.6MB in the end (delta: -10.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 19:47:54,594 INFO L158 Benchmark]: CodeCheck took 4881.42ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 46.6MB in the beginning and 60.5MB in the end (delta: -13.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2024-11-08 19:47:54,594 INFO L158 Benchmark]: Witness Printer took 122.56ms. Allocated memory is still 94.4MB. Free memory was 60.5MB in the beginning and 56.2MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:47:54,597 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, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 256 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 101 mSDsluCounter, 36 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 132 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 415 IncrementalHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 132 mSolverCounterUnsat, 36 mSDtfsCounter, 415 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 557 GetRequests, 518 SyntacticMatches, 9 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 6 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 72 ConstructedInterpolants, 6 QuantifiedInterpolants, 296 SizeOfPredicates, 17 NumberOfNonLiveVariables, 208 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 15]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 24]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 27]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 30]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 33]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 36]: 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 8 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 53.3MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.10ms. Allocated memory is still 77.6MB. Free memory was 52.9MB in the beginning and 39.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.50ms. Allocated memory is still 77.6MB. Free memory was 39.2MB in the beginning and 37.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.10ms. Allocated memory is still 77.6MB. Free memory was 37.7MB in the beginning and 36.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 658.61ms. Allocated memory is still 77.6MB. Free memory was 36.1MB in the beginning and 46.6MB in the end (delta: -10.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 4881.42ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 46.6MB in the beginning and 60.5MB in the end (delta: -13.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Witness Printer took 122.56ms. Allocated memory is still 94.4MB. Free memory was 60.5MB in the beginning and 56.2MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 19:47:54,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5e2292f-6430-4f25-aca6-7cbe3e534520/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE