./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1232b.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_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1232b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3 --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 6764d5c0204d5929259e99bbe2407d8f2018e402cda704b63da836202ebf4e68 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:56:09,783 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:56:09,955 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:56:09,968 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:56:09,968 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:56:09,995 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:56:09,996 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:56:09,997 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:56:09,997 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:56:09,997 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:56:09,998 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:56:09,998 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:56:09,998 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:56:09,998 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:56:09,998 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:56:09,998 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:56:09,999 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:56:09,999 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:56:09,999 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:56:09,999 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:56:09,999 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:56:10,000 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:56:10,000 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:56:10,000 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:56:10,000 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:56:10,001 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:56:10,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:56:10,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:56:10,001 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:56:10,001 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:56:10,002 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:56:10,002 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:56:10,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:56:10,002 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_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3 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 -> 6764d5c0204d5929259e99bbe2407d8f2018e402cda704b63da836202ebf4e68 [2024-11-25 02:56:10,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:56:10,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:56:10,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:56:10,459 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:56:10,460 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:56:10,461 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/float_req_bl_1232b.c [2024-11-25 02:56:14,178 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/data/7804e1be6/4dd12f874a1848f5a3f9052f21581af2/FLAG17fe82cd4 [2024-11-25 02:56:14,607 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:56:14,608 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/sv-benchmarks/c/float-newlib/float_req_bl_1232b.c [2024-11-25 02:56:14,622 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/data/7804e1be6/4dd12f874a1848f5a3f9052f21581af2/FLAG17fe82cd4 [2024-11-25 02:56:14,656 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/data/7804e1be6/4dd12f874a1848f5a3f9052f21581af2 [2024-11-25 02:56:14,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:56:14,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:56:14,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:56:14,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:56:14,673 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:56:14,675 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:56:14" (1/1) ... [2024-11-25 02:56:14,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e0fdf37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:14, skipping insertion in model container [2024-11-25 02:56:14,678 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:56:14" (1/1) ... [2024-11-25 02:56:14,703 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:56:14,916 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-25 02:56:14,917 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39bbb36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:14, skipping insertion in model container [2024-11-25 02:56:14,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:56:14,918 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-25 02:56:14,921 INFO L158 Benchmark]: Toolchain (without parser) took 257.23ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 91.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:56:14,925 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 167.8MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:56:14,926 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.24ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 91.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:56:14,927 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 167.8MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.24ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 91.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9]: 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_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1232b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3 --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 6764d5c0204d5929259e99bbe2407d8f2018e402cda704b63da836202ebf4e68 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:56:18,263 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:56:18,429 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:56:18,484 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:56:18,485 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:56:18,485 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:56:18,486 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:56:18,486 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:56:18,487 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:56:18,487 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:56:18,488 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:56:18,489 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:56:18,489 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:56:18,489 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:56:18,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:56:18,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:56:18,490 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:56:18,490 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:56:18,490 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:56:18,490 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:56:18,490 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:56:18,491 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:56:18,491 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:56:18,491 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:56:18,492 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:56:18,492 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:56:18,492 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:56:18,492 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:56:18,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:56:18,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:56:18,493 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:56:18,494 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:56:18,494 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:56:18,494 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:56:18,495 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:56:18,495 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:56:18,495 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_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3 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 -> 6764d5c0204d5929259e99bbe2407d8f2018e402cda704b63da836202ebf4e68 [2024-11-25 02:56:18,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:56:18,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:56:18,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:56:18,882 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:56:18,882 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:56:18,883 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/float_req_bl_1232b.c [2024-11-25 02:56:22,111 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/data/6ef408287/b901709a385b40389d52ed8c949c96af/FLAG4e5b78796 [2024-11-25 02:56:22,394 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:56:22,394 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/sv-benchmarks/c/float-newlib/float_req_bl_1232b.c [2024-11-25 02:56:22,402 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/data/6ef408287/b901709a385b40389d52ed8c949c96af/FLAG4e5b78796 [2024-11-25 02:56:22,422 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/data/6ef408287/b901709a385b40389d52ed8c949c96af [2024-11-25 02:56:22,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:56:22,429 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:56:22,432 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:56:22,432 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:56:22,438 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:56:22,439 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:56:22" (1/1) ... [2024-11-25 02:56:22,440 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d8ef243 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:22, skipping insertion in model container [2024-11-25 02:56:22,440 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:56:22" (1/1) ... [2024-11-25 02:56:22,459 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:56:22,691 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_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/sv-benchmarks/c/float-newlib/float_req_bl_1232b.c[1657,1670] [2024-11-25 02:56:22,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:56:22,717 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:56:22,754 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_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/sv-benchmarks/c/float-newlib/float_req_bl_1232b.c[1657,1670] [2024-11-25 02:56:22,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:56:22,779 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:56:22,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:22 WrapperNode [2024-11-25 02:56:22,780 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:56:22,780 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:56:22,780 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:56:22,781 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:56:22,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:22" (1/1) ... [2024-11-25 02:56:22,797 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:22" (1/1) ... [2024-11-25 02:56:22,824 INFO L138 Inliner]: procedures = 21, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2024-11-25 02:56:22,825 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:56:22,825 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:56:22,825 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:56:22,825 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:56:22,834 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:22" (1/1) ... [2024-11-25 02:56:22,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:22" (1/1) ... [2024-11-25 02:56:22,837 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:22" (1/1) ... [2024-11-25 02:56:22,838 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:22" (1/1) ... [2024-11-25 02:56:22,847 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:22" (1/1) ... [2024-11-25 02:56:22,848 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:22" (1/1) ... [2024-11-25 02:56:22,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:22" (1/1) ... [2024-11-25 02:56:22,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:22" (1/1) ... [2024-11-25 02:56:22,856 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:22" (1/1) ... [2024-11-25 02:56:22,859 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:56:22,860 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:56:22,860 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:56:22,860 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:56:22,861 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:56:22" (1/1) ... [2024-11-25 02:56:22,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:56:22,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:56:22,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:56:22,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:56:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:56:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:56:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 02:56:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2024-11-25 02:56:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2024-11-25 02:56:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 02:56:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:56:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:56:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-25 02:56:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:56:23,064 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:56:23,066 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:56:23,408 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-25 02:56:23,410 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:56:23,584 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:56:23,584 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 02:56:23,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:56:23 BoogieIcfgContainer [2024-11-25 02:56:23,585 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:56:23,586 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:56:23,587 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:56:23,601 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:56:23,602 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:56:23" (1/1) ... [2024-11-25 02:56:23,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:56:23,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:23,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-25 02:56:23,679 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-25 02:56:23,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 02:56:23,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:23,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:56:23,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:56:23,688 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:56:23,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:56:23,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:23,854 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:56:23,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:23,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 02:56:23,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:56:23,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:56:23,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 02:56:24,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:24,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2024-11-25 02:56:24,003 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2024-11-25 02:56:24,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 02:56:24,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:24,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:56:24,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:56:24,006 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:56:24,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:56:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:24,159 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:56:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:24,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:56:24,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:56:24,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:56:24,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 02:56:24,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:24,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 27 transitions. [2024-11-25 02:56:24,407 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-25 02:56:24,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:56:24,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:24,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:56:24,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:56:24,412 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:56:24,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 02:56:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:24,589 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:56:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:24,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 02:56:24,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:56:24,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:56:24,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 02:56:24,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:24,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 25 transitions. [2024-11-25 02:56:24,644 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2024-11-25 02:56:24,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 02:56:24,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:24,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:56:24,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:56:24,649 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:56:24,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 02:56:24,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:24,885 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:56:24,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:24,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 02:56:24,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:56:25,058 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:56:25,060 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-25 02:56:26,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:56:26,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 02:56:28,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:28,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 24 transitions. [2024-11-25 02:56:28,154 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-25 02:56:28,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 02:56:28,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:28,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:56:28,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:56:28,161 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:56:28,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 02:56:28,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:28,462 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:56:28,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:28,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-25 02:56:28,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:56:28,552 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:56:28,553 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-25 02:56:29,720 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:56:29,721 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-25 02:56:30,767 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-25 02:56:30,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 02:56:31,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:31,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 20 states and 20 transitions. [2024-11-25 02:56:31,269 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-11-25 02:56:31,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:56:31,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:31,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:56:31,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:56:31,275 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:56:31,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0648d3eb-0e26-4e70-8cef-89ed3c19cee8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 02:56:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:56:31,764 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:56:32,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat