./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0883.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_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/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_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0883.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/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_98260918-9c71-43e6-9e76-ff4b68d3f0c6/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 06b4b1323d8f9b464c0feec2390cbe4b016fc9fcf8f855908ee9b31b1449e1d6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:48:47,922 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:48:47,976 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:48:47,980 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:48:47,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:48:47,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:48:47,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:48:48,000 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:48:48,000 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:48:48,000 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:48:48,000 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:48:48,000 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:48:48,000 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:48:48,001 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:48:48,001 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:48:48,001 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:48:48,001 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:48:48,001 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:48:48,001 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:48:48,001 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:48:48,001 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:48:48,001 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:48:48,001 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:48:48,001 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:48:48,002 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:48:48,002 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:48:48,002 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:48:48,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:48:48,002 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:48:48,002 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:48:48,002 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:48:48,002 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:48:48,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:48:48,002 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_98260918-9c71-43e6-9e76-ff4b68d3f0c6/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 -> 06b4b1323d8f9b464c0feec2390cbe4b016fc9fcf8f855908ee9b31b1449e1d6 [2024-12-06 03:48:48,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:48:48,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:48:48,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:48:48,252 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:48:48,253 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:48:48,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2024-12-06 03:48:50,897 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/data/6f94abae9/b89eadd4408249268009cc919ed30ce9/FLAGdb086bf1c [2024-12-06 03:48:51,142 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:48:51,142 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2024-12-06 03:48:51,148 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/data/6f94abae9/b89eadd4408249268009cc919ed30ce9/FLAGdb086bf1c [2024-12-06 03:48:51,473 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/data/6f94abae9/b89eadd4408249268009cc919ed30ce9 [2024-12-06 03:48:51,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:48:51,476 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:48:51,477 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:48:51,477 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:48:51,479 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:48:51,480 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:48:51" (1/1) ... [2024-12-06 03:48:51,481 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a735115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:51, skipping insertion in model container [2024-12-06 03:48:51,481 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:48:51" (1/1) ... [2024-12-06 03:48:51,496 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:48:51,597 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-06 03:48:51,597 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e9702e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:51, skipping insertion in model container [2024-12-06 03:48:51,598 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:48:51,598 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-06 03:48:51,600 INFO L158 Benchmark]: Toolchain (without parser) took 122.91ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 107.0MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:48:51,600 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:48:51,600 INFO L158 Benchmark]: CACSL2BoogieTranslator took 121.25ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 107.0MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:48:51,601 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 121.25ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 107.0MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11]: 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_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/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_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0883.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/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_98260918-9c71-43e6-9e76-ff4b68d3f0c6/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 06b4b1323d8f9b464c0feec2390cbe4b016fc9fcf8f855908ee9b31b1449e1d6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:48:53,313 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:48:53,398 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 03:48:53,423 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:48:53,424 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:48:53,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:48:53,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:48:53,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:48:53,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:48:53,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:48:53,425 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:48:53,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:48:53,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:48:53,425 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:48:53,425 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:48:53,425 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:48:53,426 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:48:53,426 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:48:53,426 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:48:53,426 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:48:53,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:48:53,426 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:48:53,426 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:48:53,426 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:48:53,426 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:48:53,426 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:48:53,427 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:48:53,427 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:48:53,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:48:53,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:48:53,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:48:53,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:48:53,427 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:48:53,427 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:48:53,427 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:48:53,427 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:48:53,427 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_98260918-9c71-43e6-9e76-ff4b68d3f0c6/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 -> 06b4b1323d8f9b464c0feec2390cbe4b016fc9fcf8f855908ee9b31b1449e1d6 [2024-12-06 03:48:53,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:48:53,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:48:53,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:48:53,652 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:48:53,652 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:48:53,653 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2024-12-06 03:48:56,319 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/data/f2bcb9bcb/86d54c53e4a24031bb7e1854ec9df8f8/FLAG750996069 [2024-12-06 03:48:56,532 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:48:56,532 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/sv-benchmarks/c/float-newlib/double_req_bl_0883.c [2024-12-06 03:48:56,542 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/data/f2bcb9bcb/86d54c53e4a24031bb7e1854ec9df8f8/FLAG750996069 [2024-12-06 03:48:56,866 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/data/f2bcb9bcb/86d54c53e4a24031bb7e1854ec9df8f8 [2024-12-06 03:48:56,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:48:56,868 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:48:56,869 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:48:56,869 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:48:56,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:48:56,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:48:56" (1/1) ... [2024-12-06 03:48:56,873 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dbd9ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:56, skipping insertion in model container [2024-12-06 03:48:56,873 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:48:56" (1/1) ... [2024-12-06 03:48:56,896 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:48:57,103 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_98260918-9c71-43e6-9e76-ff4b68d3f0c6/sv-benchmarks/c/float-newlib/double_req_bl_0883.c[14409,14422] [2024-12-06 03:48:57,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:48:57,118 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:48:57,193 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_98260918-9c71-43e6-9e76-ff4b68d3f0c6/sv-benchmarks/c/float-newlib/double_req_bl_0883.c[14409,14422] [2024-12-06 03:48:57,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:48:57,211 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:48:57,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:57 WrapperNode [2024-12-06 03:48:57,212 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:48:57,213 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:48:57,213 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:48:57,213 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:48:57,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:57" (1/1) ... [2024-12-06 03:48:57,232 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:57" (1/1) ... [2024-12-06 03:48:57,265 INFO L138 Inliner]: procedures = 25, calls = 164, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 754 [2024-12-06 03:48:57,266 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:48:57,266 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:48:57,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:48:57,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:48:57,274 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:57" (1/1) ... [2024-12-06 03:48:57,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:57" (1/1) ... [2024-12-06 03:48:57,281 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:57" (1/1) ... [2024-12-06 03:48:57,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:57" (1/1) ... [2024-12-06 03:48:57,305 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:57" (1/1) ... [2024-12-06 03:48:57,307 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:57" (1/1) ... [2024-12-06 03:48:57,327 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:57" (1/1) ... [2024-12-06 03:48:57,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:57" (1/1) ... [2024-12-06 03:48:57,333 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:57" (1/1) ... [2024-12-06 03:48:57,338 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:48:57,339 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:48:57,339 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:48:57,339 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:48:57,340 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:57" (1/1) ... [2024-12-06 03:48:57,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:48:57,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:48:57,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:48:57,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:48:57,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:48:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-12-06 03:48:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2024-12-06 03:48:57,393 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2024-12-06 03:48:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-12-06 03:48:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:48:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:48:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-12-06 03:48:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 03:48:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:48:57,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:48:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 03:48:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:48:57,508 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:48:57,509 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:52:02,469 INFO L? ?]: Removed 194 outVars from TransFormulas that were not future-live. [2024-12-06 03:52:02,469 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:52:02,673 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:52:02,673 INFO L312 CfgBuilder]: Removed 32 assume(true) statements. [2024-12-06 03:52:02,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:52:02 BoogieIcfgContainer [2024-12-06 03:52:02,674 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:52:02,674 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:52:02,674 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:52:02,683 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:52:02,683 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:52:02" (1/1) ... [2024-12-06 03:52:02,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:52:02,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:02,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 146 states and 248 transitions. [2024-12-06 03:52:02,731 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 248 transitions. [2024-12-06 03:52:02,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 03:52:02,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:02,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:02,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:02,734 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:02,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:52:03,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:03,798 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:03,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 03:52:03,863 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:03,875 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 03:52:03,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:52:07,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:52:17,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.71s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:52:18,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:18,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 146 states and 241 transitions. [2024-12-06 03:52:18,228 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 241 transitions. [2024-12-06 03:52:18,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:52:18,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:18,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:18,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:18,230 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:18,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:52:21,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:21,024 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:21,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 03:52:21,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:33,088 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 03:52:33,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 03:52:44,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:52:44,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:44,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 146 states and 240 transitions. [2024-12-06 03:52:44,921 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 240 transitions. [2024-12-06 03:52:44,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 03:52:44,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:44,921 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:44,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:44,923 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:44,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 03:52:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:49,492 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:49,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:49,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-06 03:52:49,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:55,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:52:56,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-12-06 03:53:08,967 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:53:08,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 15 [2024-12-06 03:53:31,655 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 03:53:31,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 03:54:42,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:54:42,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:42,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 146 states and 239 transitions. [2024-12-06 03:54:42,786 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 239 transitions. [2024-12-06 03:54:42,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:54:42,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:42,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:42,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:42,795 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:42,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 03:54:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:47,345 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:47,452 INFO L256 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-06 03:54:47,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:47,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:54:48,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-12-06 03:55:04,330 INFO L349 Elim1Store]: treesize reduction 26, result has 46.9 percent of original size [2024-12-06 03:55:04,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 50 [2024-12-06 03:55:49,060 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:55:49,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 13 [2024-12-06 03:55:59,927 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 03:55:59,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-12-06 03:56:29,640 WARN L286 SmtUtils]: Spent 9.15s on a formula simplification. DAG size of input: 69 DAG size of output: 57 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:57:35,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:57:38,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:57:43,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:57:50,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:57:59,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:58:07,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:58:17,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:58:27,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:58:31,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.21s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:58:34,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:58:44,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.51s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:58:55,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:59:05,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:59:12,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:59:13,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:59:15,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:59:23,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:59:30,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:59:40,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:59:46,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 03:59:54,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:00:04,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:00:14,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:00:25,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:00:35,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:00:46,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.66s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:00:47,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:01:06,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:06,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 151 states and 259 transitions. [2024-12-06 04:01:06,295 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 259 transitions. [2024-12-06 04:01:06,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 04:01:06,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:06,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:06,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:06,298 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:06,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 04:01:15,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:15,251 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:15,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:15,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-06 04:01:15,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:30,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-12-06 04:03:08,497 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 04:03:08,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98260918-9c71-43e6-9e76-ff4b68d3f0c6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0