./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/inv_Newton-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_Newton-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b --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 7c5bb845798e00aa3572bfadf1cd4653d0b05182832339d0260ef999baa89392 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:24:39,777 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:24:39,830 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:24:39,834 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:24:39,834 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:24:39,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:24:39,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:24:39,853 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:24:39,854 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:24:39,854 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:24:39,854 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:24:39,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:24:39,854 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:24:39,854 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:24:39,854 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:24:39,854 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:24:39,854 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:24:39,854 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:24:39,854 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:24:39,855 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:24:39,855 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:24:39,855 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:24:39,855 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:24:39,855 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:24:39,855 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:24:39,855 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:24:39,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:24:39,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:24:39,855 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:24:39,855 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:24:39,855 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:24:39,855 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:24:39,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:24:39,856 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b 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 -> 7c5bb845798e00aa3572bfadf1cd4653d0b05182832339d0260ef999baa89392 [2024-12-06 02:24:40,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:24:40,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:24:40,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:24:40,068 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:24:40,068 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:24:40,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/inv_Newton-1.c [2024-12-06 02:24:42,662 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/data/dda9832af/76f0a742795d452b93e1a1b1e635aa4f/FLAGa11076304 [2024-12-06 02:24:42,878 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:24:42,879 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/sv-benchmarks/c/float-benchs/inv_Newton-1.c [2024-12-06 02:24:42,886 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/data/dda9832af/76f0a742795d452b93e1a1b1e635aa4f/FLAGa11076304 [2024-12-06 02:24:43,247 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/data/dda9832af/76f0a742795d452b93e1a1b1e635aa4f [2024-12-06 02:24:43,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:24:43,250 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:24:43,251 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:24:43,251 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:24:43,254 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:24:43,254 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,255 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@420cd011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43, skipping insertion in model container [2024-12-06 02:24:43,255 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:24:43" (1/1) ... [2024-12-06 02:24:43,264 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:24:43,374 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_a67828a5-38f8-450f-a0ae-0d69f4de25c6/sv-benchmarks/c/float-benchs/inv_Newton-1.c[598,611] [2024-12-06 02:24:43,380 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-06 02:24:43,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6fcb99b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:43, skipping insertion in model container [2024-12-06 02:24:43,380 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:24:43,381 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-06 02:24:43,383 INFO L158 Benchmark]: Toolchain (without parser) took 131.97ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 83.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:24:43,383 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:24:43,383 INFO L158 Benchmark]: CACSL2BoogieTranslator took 130.11ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 83.4MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:24:43,385 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 130.11ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 83.4MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 18]: Unsupported Syntax floats in unions are not supported in the integer translation. RESULT: Ultimate could not prove your program: Toolchain returned no result. 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_Newton-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b --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 7c5bb845798e00aa3572bfadf1cd4653d0b05182832339d0260ef999baa89392 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:24:45,105 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:24:45,184 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:24:45,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:24:45,210 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:24:45,210 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:24:45,211 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:24:45,211 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:24:45,211 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:24:45,211 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:24:45,211 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:24:45,211 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:24:45,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:24:45,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:24:45,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:24:45,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:24:45,212 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:24:45,212 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:24:45,212 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:24:45,212 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:24:45,212 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:24:45,212 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:24:45,212 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:24:45,212 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:24:45,212 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:24:45,212 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:24:45,213 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:24:45,213 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:24:45,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:24:45,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:24:45,213 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:24:45,213 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:24:45,213 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:24:45,213 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:24:45,213 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:24:45,213 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:24:45,213 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b 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 -> 7c5bb845798e00aa3572bfadf1cd4653d0b05182832339d0260ef999baa89392 [2024-12-06 02:24:45,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:24:45,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:24:45,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:24:45,465 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:24:45,466 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:24:45,467 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/inv_Newton-1.c [2024-12-06 02:24:48,155 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/data/bb53eaca4/b6aec98cfedb47ba8b2f6e4b08f0c6cf/FLAG51391314b [2024-12-06 02:24:48,310 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:24:48,310 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/sv-benchmarks/c/float-benchs/inv_Newton-1.c [2024-12-06 02:24:48,318 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/data/bb53eaca4/b6aec98cfedb47ba8b2f6e4b08f0c6cf/FLAG51391314b [2024-12-06 02:24:48,332 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/data/bb53eaca4/b6aec98cfedb47ba8b2f6e4b08f0c6cf [2024-12-06 02:24:48,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:24:48,336 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:24:48,337 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:24:48,337 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:24:48,341 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:24:48,342 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:24:48" (1/1) ... [2024-12-06 02:24:48,343 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cc50d8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:48, skipping insertion in model container [2024-12-06 02:24:48,343 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:24:48" (1/1) ... [2024-12-06 02:24:48,356 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:24:48,475 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_a67828a5-38f8-450f-a0ae-0d69f4de25c6/sv-benchmarks/c/float-benchs/inv_Newton-1.c[598,611] [2024-12-06 02:24:48,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:24:48,503 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:24:48,512 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_a67828a5-38f8-450f-a0ae-0d69f4de25c6/sv-benchmarks/c/float-benchs/inv_Newton-1.c[598,611] [2024-12-06 02:24:48,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:24:48,536 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:24:48,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:48 WrapperNode [2024-12-06 02:24:48,537 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:24:48,538 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:24:48,538 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:24:48,538 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:24:48,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:48" (1/1) ... [2024-12-06 02:24:48,551 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:48" (1/1) ... [2024-12-06 02:24:48,568 INFO L138 Inliner]: procedures = 21, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 66 [2024-12-06 02:24:48,568 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:24:48,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:24:48,569 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:24:48,569 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:24:48,574 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:48" (1/1) ... [2024-12-06 02:24:48,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:48" (1/1) ... [2024-12-06 02:24:48,578 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:48" (1/1) ... [2024-12-06 02:24:48,578 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:48" (1/1) ... [2024-12-06 02:24:48,586 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:48" (1/1) ... [2024-12-06 02:24:48,587 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:48" (1/1) ... [2024-12-06 02:24:48,590 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:48" (1/1) ... [2024-12-06 02:24:48,591 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:48" (1/1) ... [2024-12-06 02:24:48,592 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:48" (1/1) ... [2024-12-06 02:24:48,595 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:24:48,596 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:24:48,596 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:24:48,596 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:24:48,597 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:24:48" (1/1) ... [2024-12-06 02:24:48,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:24:48,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:24:48,622 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:24:48,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:24:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:24:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-12-06 02:24:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-12-06 02:24:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:24:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:24:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2024-12-06 02:24:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:24:48,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:24:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-12-06 02:24:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:24:48,702 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:24:48,704 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:24:58,911 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-12-06 02:24:58,912 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:24:58,975 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:24:58,976 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:24:58,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:24:58 BoogieIcfgContainer [2024-12-06 02:24:58,976 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:24:58,977 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:24:58,977 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:24:58,985 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:24:58,986 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:24:58" (1/1) ... [2024-12-06 02:24:58,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:24:59,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:24:59,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:24:59,027 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:24:59,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:24:59,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:24:59,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:24:59,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:24:59,031 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:24:59,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:24:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:59,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:24:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:24:59,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:24:59,181 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:24:59,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:24:59,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:25:09,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:25:19,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:25:29,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:25:40,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:25:40,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:25:40,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 02:25:40,229 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 02:25:40,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 02:25:40,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:25:40,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:25:40,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:25:40,232 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:25:40,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:25:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:25:41,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:25:46,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:25:46,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 02:25:46,453 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:25:55,217 WARN L286 SmtUtils]: Spent 5.39s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 02:26:00,424 WARN L286 SmtUtils]: Spent 5.21s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 02:26:06,218 WARN L286 SmtUtils]: Spent 5.79s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 02:26:19,998 WARN L286 SmtUtils]: Spent 9.12s on a formula simplification. DAG size of input: 36 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 02:26:51,299 WARN L286 SmtUtils]: Spent 13.95s on a formula simplification that was a NOOP. DAG size: 50 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:26:51,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:26:51,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 02:27:14,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:27:24,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:27:34,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.82s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:27:44,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:27:45,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:27:48,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:27:58,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:28:09,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:28:51,530 WARN L286 SmtUtils]: Spent 16.70s on a formula simplification that was a NOOP. DAG size: 51 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:28:51,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:51,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2024-12-06 02:28:51,533 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2024-12-06 02:28:51,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 02:28:51,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:51,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:28:51,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:28:51,537 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:28:51,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:28:53,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:53,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:29:03,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-12-06 02:29:03,598 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:29:03,603 INFO L158 Benchmark]: Toolchain (without parser) took 255266.76ms. Allocated memory is still 92.3MB. Free memory was 70.2MB in the beginning and 45.9MB in the end (delta: 24.3MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2024-12-06 02:29:03,603 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:29:03,604 INFO L158 Benchmark]: CACSL2BoogieTranslator took 200.50ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 57.8MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:29:03,604 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.77ms. Allocated memory is still 92.3MB. Free memory was 57.8MB in the beginning and 56.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:29:03,604 INFO L158 Benchmark]: Boogie Preprocessor took 26.31ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 55.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:29:03,605 INFO L158 Benchmark]: RCFGBuilder took 10380.18ms. Allocated memory is still 92.3MB. Free memory was 55.2MB in the beginning and 68.7MB in the end (delta: -13.5MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2024-12-06 02:29:03,605 INFO L158 Benchmark]: CodeCheck took 244625.04ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 45.9MB in the end (delta: 22.5MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2024-12-06 02:29:03,608 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 200.50ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 57.8MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.77ms. Allocated memory is still 92.3MB. Free memory was 57.8MB in the beginning and 56.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.31ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 55.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 10380.18ms. Allocated memory is still 92.3MB. Free memory was 55.2MB in the beginning and 68.7MB in the end (delta: -13.5MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * CodeCheck took 244625.04ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 45.9MB in the end (delta: 22.5MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:29:03,816 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-06 02:29:03,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a67828a5-38f8-450f-a0ae-0d69f4de25c6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown