./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0876.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_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/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_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0876.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/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_5096e38e-fb5e-4a05-a9b7-9422309e2c02/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 b12ad43dcef9bdc0311576ea572488b026584491d49ef5bf04de4ece861047f6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:58:04,051 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:58:04,119 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 01:58:04,125 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 01:58:04,125 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 01:58:04,162 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:58:04,163 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 01:58:04,163 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 01:58:04,164 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:58:04,164 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:58:04,164 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:58:04,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 01:58:04,164 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 01:58:04,164 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 01:58:04,164 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 01:58:04,164 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:58:04,165 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 01:58:04,166 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:58:04,167 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 01:58:04,167 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 01:58:04,167 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 01:58:04,167 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:58:04,168 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:58:04,168 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:58:04,168 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:58:04,168 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:58:04,168 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:58:04,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:58:04,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:58:04,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:58:04,169 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 01:58:04,170 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 01:58:04,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 01:58:04,170 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_5096e38e-fb5e-4a05-a9b7-9422309e2c02/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 -> b12ad43dcef9bdc0311576ea572488b026584491d49ef5bf04de4ece861047f6 [2024-11-25 01:58:04,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:58:04,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:58:04,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:58:04,515 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:58:04,516 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:58:04,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/double_req_bl_0876.c [2024-11-25 01:58:07,723 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/data/dabbec5ca/1359c5d320d04851830f25e73101d6c5/FLAGc6a8aa053 [2024-11-25 01:58:08,031 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:58:08,036 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/sv-benchmarks/c/float-newlib/double_req_bl_0876.c [2024-11-25 01:58:08,048 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/data/dabbec5ca/1359c5d320d04851830f25e73101d6c5/FLAGc6a8aa053 [2024-11-25 01:58:08,063 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/data/dabbec5ca/1359c5d320d04851830f25e73101d6c5 [2024-11-25 01:58:08,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:58:08,067 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:58:08,068 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:58:08,069 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:58:08,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:58:08,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:58:08" (1/1) ... [2024-11-25 01:58:08,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f691684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:08, skipping insertion in model container [2024-11-25 01:58:08,075 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:58:08" (1/1) ... [2024-11-25 01:58:08,104 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:58:08,244 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-25 01:58:08,247 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3a8ce5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:08, skipping insertion in model container [2024-11-25 01:58:08,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:58:08,247 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-25 01:58:08,250 INFO L158 Benchmark]: Toolchain (without parser) took 181.75ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 83.2MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 01:58:08,250 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:58:08,252 INFO L158 Benchmark]: CACSL2BoogieTranslator took 179.10ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 83.2MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 01:58:08,253 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 179.10ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 83.2MB in the end (delta: 8.9MB). 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_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/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_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0876.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/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_5096e38e-fb5e-4a05-a9b7-9422309e2c02/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 b12ad43dcef9bdc0311576ea572488b026584491d49ef5bf04de4ece861047f6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:58:10,729 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:58:10,814 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 01:58:10,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:58:10,883 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 01:58:10,883 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 01:58:10,883 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:58:10,884 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:58:10,884 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:58:10,884 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 01:58:10,884 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 01:58:10,884 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 01:58:10,884 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:58:10,884 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 01:58:10,884 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:58:10,888 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 01:58:10,889 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 01:58:10,889 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 01:58:10,889 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 01:58:10,889 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 01:58:10,889 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 01:58:10,890 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:58:10,890 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:58:10,890 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:58:10,890 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:58:10,890 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:58:10,890 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 01:58:10,890 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 01:58:10,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:58:10,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:58:10,895 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:58:10,895 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:58:10,895 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 01:58:10,895 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 01:58:10,895 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 01:58:10,895 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 01:58:10,895 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_5096e38e-fb5e-4a05-a9b7-9422309e2c02/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 -> b12ad43dcef9bdc0311576ea572488b026584491d49ef5bf04de4ece861047f6 [2024-11-25 01:58:11,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:58:11,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:58:11,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:58:11,187 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:58:11,188 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:58:11,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/double_req_bl_0876.c [2024-11-25 01:58:14,269 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/data/807b208b9/d115a575a8c840f8b5704f97a272775e/FLAG9767398ca [2024-11-25 01:58:14,563 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:58:14,564 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/sv-benchmarks/c/float-newlib/double_req_bl_0876.c [2024-11-25 01:58:14,574 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/data/807b208b9/d115a575a8c840f8b5704f97a272775e/FLAG9767398ca [2024-11-25 01:58:14,850 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/data/807b208b9/d115a575a8c840f8b5704f97a272775e [2024-11-25 01:58:14,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:58:14,861 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:58:14,863 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:58:14,865 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:58:14,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:58:14,874 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:58:14" (1/1) ... [2024-11-25 01:58:14,877 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15f73c7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:14, skipping insertion in model container [2024-11-25 01:58:14,877 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:58:14" (1/1) ... [2024-11-25 01:58:14,925 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:58:15,334 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_5096e38e-fb5e-4a05-a9b7-9422309e2c02/sv-benchmarks/c/float-newlib/double_req_bl_0876.c[14628,14641] [2024-11-25 01:58:15,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:58:15,351 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 01:58:15,506 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_5096e38e-fb5e-4a05-a9b7-9422309e2c02/sv-benchmarks/c/float-newlib/double_req_bl_0876.c[14628,14641] [2024-11-25 01:58:15,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:58:15,538 INFO L204 MainTranslator]: Completed translation [2024-11-25 01:58:15,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:15 WrapperNode [2024-11-25 01:58:15,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:58:15,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 01:58:15,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 01:58:15,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 01:58:15,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:15" (1/1) ... [2024-11-25 01:58:15,573 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:15" (1/1) ... [2024-11-25 01:58:15,619 INFO L138 Inliner]: procedures = 26, calls = 169, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 728 [2024-11-25 01:58:15,619 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 01:58:15,620 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 01:58:15,620 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 01:58:15,620 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 01:58:15,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:15" (1/1) ... [2024-11-25 01:58:15,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:15" (1/1) ... [2024-11-25 01:58:15,644 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:15" (1/1) ... [2024-11-25 01:58:15,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:15" (1/1) ... [2024-11-25 01:58:15,680 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:15" (1/1) ... [2024-11-25 01:58:15,682 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:15" (1/1) ... [2024-11-25 01:58:15,693 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:15" (1/1) ... [2024-11-25 01:58:15,698 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:15" (1/1) ... [2024-11-25 01:58:15,701 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:15" (1/1) ... [2024-11-25 01:58:15,707 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 01:58:15,708 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 01:58:15,708 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 01:58:15,709 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 01:58:15,710 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:15" (1/1) ... [2024-11-25 01:58:15,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:58:15,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 01:58:15,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 01:58:15,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 01:58:15,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 01:58:15,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-25 01:58:15,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-25 01:58:15,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 01:58:15,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 01:58:15,799 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2024-11-25 01:58:15,799 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2024-11-25 01:58:15,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-25 01:58:15,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 01:58:15,800 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2024-11-25 01:58:15,800 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2024-11-25 01:58:15,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 01:58:15,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 01:58:15,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 01:58:15,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 01:58:15,999 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 01:58:16,002 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:01:05,538 INFO L? ?]: Removed 192 outVars from TransFormulas that were not future-live. [2024-11-25 02:01:05,539 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:01:05,898 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:01:05,899 INFO L312 CfgBuilder]: Removed 32 assume(true) statements. [2024-11-25 02:01:05,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:01:05 BoogieIcfgContainer [2024-11-25 02:01:05,899 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:01:05,900 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:01:05,901 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:01:05,911 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:01:05,912 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:01:05" (1/1) ... [2024-11-25 02:01:05,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:01:05,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:05,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 151 states and 255 transitions. [2024-11-25 02:01:05,990 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 255 transitions. [2024-11-25 02:01:05,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:01:05,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:05,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:01:05,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:01:06,000 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:01:06,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:01:07,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:07,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:01:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:07,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 02:01:07,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:01:07,710 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 02:01:07,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 02:01:14,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:01:15,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:15,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 151 states and 246 transitions. [2024-11-25 02:01:15,180 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 246 transitions. [2024-11-25 02:01:15,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 02:01:15,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:15,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:01:15,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:01:15,187 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:01:15,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:01:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:18,453 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:01:18,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:18,639 INFO L256 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 02:01:18,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:01:21,858 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 02:01:21,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 02:01:26,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:26,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 151 states and 245 transitions. [2024-11-25 02:01:26,526 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 245 transitions. [2024-11-25 02:01:26,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:01:26,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:26,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:01:26,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:01:26,537 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:01:26,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 02:01:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:31,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:01:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:31,666 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-25 02:01:31,672 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:01:35,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-25 02:01:45,389 INFO L349 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2024-11-25 02:01:45,390 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 71 treesize of output 54 [2024-11-25 02:01:51,717 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:01:51,718 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 54 treesize of output 34 [2024-11-25 02:01:57,368 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 02:01:57,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-25 02:02:27,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:02:47,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:02:57,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:03:08,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:03:10,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:03:31,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:03:32,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:03:32,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 157 states and 254 transitions. [2024-11-25 02:03:32,687 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 254 transitions. [2024-11-25 02:03:32,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:03:32,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:03:32,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:03:32,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:03:32,691 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:03:32,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 02:03:37,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:03:37,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:03:37,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:03:37,706 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-25 02:03:37,711 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:03:41,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-25 02:03:46,384 INFO L349 Elim1Store]: treesize reduction 26, result has 46.9 percent of original size [2024-11-25 02:03:46,384 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 68 treesize of output 62 [2024-11-25 02:04:04,550 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:04:04,550 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 62 treesize of output 38 [2024-11-25 02:04:53,891 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 02:04:53,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 02:05:26,689 WARN L851 $PredicateComparison]: unable to prove that (and (not (exists ((|v_skolemized_q#valueAsBitvector_83| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_84| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (v_arrayElimCell_3 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse1 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (fp.lt (let ((.cse0 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) v_arrayElimCell_3))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) .cse1) (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_84|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_84|)) (fp.div currentRoundingMode .cse1 (_ +zero 11 53))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_83|))) (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_83|)) (= |c_ULTIMATE.start___ieee754_pow_~hy~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_84|)))))) (exists ((|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_98| (_ BitVec 64)) (currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_97| (_ BitVec 64))) (let ((.cse2 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_97|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_98|) |c_ULTIMATE.start___ieee754_pow_~hy~1#1|) (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_98|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_98|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_98|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_98|)) (fp.div currentRoundingMode .cse2 (_ +zero 11 53))) (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_97|)) (fp.lt (let ((.cse3 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_97|)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) .cse2)))) (exists ((|v_skolemized_q#valueAsBitvector_71| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_71|) |c_ULTIMATE.start___ieee754_pow_~hy~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_71|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))))) is different from false [2024-11-25 02:06:21,606 WARN L286 SmtUtils]: Spent 18.04s on a formula simplification. DAG size of input: 83 DAG size of output: 55 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:07:00,586 WARN L873 $PredicateComparison]: unable to prove that (not (and (not (exists ((|v_skolemized_q#valueAsBitvector_83| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_84| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (v_arrayElimCell_3 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse1 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (fp.lt (let ((.cse0 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) v_arrayElimCell_3))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) .cse1) (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_84|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_84|)) (fp.div currentRoundingMode .cse1 (_ +zero 11 53))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_83|))) (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_83|)) (= |c_ULTIMATE.start___ieee754_pow_~hy~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_84|)))))) (exists ((|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_98| (_ BitVec 64)) (currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_97| (_ BitVec 64))) (let ((.cse2 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_97|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_98|) |c_ULTIMATE.start___ieee754_pow_~hy~1#1|) (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_98|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_98|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_98|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_98|)) (fp.div currentRoundingMode .cse2 (_ +zero 11 53))) (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_97|)) (fp.lt (let ((.cse3 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_97|)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) .cse2)))) (exists ((|v_skolemized_q#valueAsBitvector_71| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_71|) |c_ULTIMATE.start___ieee754_pow_~hy~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_71|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))))))) is different from true [2024-11-25 02:07:02,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:07:12,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:07:12,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:07:12,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 159 states and 260 transitions. [2024-11-25 02:07:12,640 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 260 transitions. [2024-11-25 02:07:12,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:07:12,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:07:12,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:07:12,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:07:12,650 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:07:12,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 02:07:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:07:17,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:07:17,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:07:17,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-25 02:07:17,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:07:19,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-25 02:07:24,536 INFO L349 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2024-11-25 02:07:24,537 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 71 treesize of output 54 [2024-11-25 02:07:30,363 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:07:30,364 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 54 treesize of output 34 [2024-11-25 02:07:34,242 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 02:07:34,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 02:07:34,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:07:34,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 159 states and 260 transitions. [2024-11-25 02:07:34,344 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 260 transitions. [2024-11-25 02:07:34,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:07:34,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:07:34,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:07:34,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:07:34,347 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:07:34,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 02:07:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:07:39,308 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:07:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:07:39,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-25 02:07:39,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:07:41,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-25 02:07:44,621 INFO L224 Elim1Store]: Index analysis took 121 ms [2024-11-25 02:07:46,220 INFO L349 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2024-11-25 02:07:46,221 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 71 treesize of output 54 [2024-11-25 02:07:52,134 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:07:52,134 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 54 treesize of output 34 [2024-11-25 02:07:56,223 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 02:07:56,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 02:08:05,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:08:05,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 159 states and 260 transitions. [2024-11-25 02:08:05,529 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 260 transitions. [2024-11-25 02:08:05,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:08:05,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:08:05,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:08:05,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:08:05,534 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:08:05,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 02:08:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:08:10,710 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:08:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:08:11,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-25 02:08:11,091 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:08:13,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-25 02:08:17,888 INFO L349 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2024-11-25 02:08:17,888 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 71 treesize of output 54 [2024-11-25 02:08:24,967 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:08:24,967 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 54 treesize of output 34 [2024-11-25 02:08:29,289 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 02:08:29,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-25 02:08:29,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:08:29,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 159 states and 260 transitions. [2024-11-25 02:08:29,366 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 260 transitions. [2024-11-25 02:08:29,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:08:29,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:08:29,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:08:29,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:08:29,371 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:08:29,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 02:08:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:08:35,259 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:08:35,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:08:35,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-25 02:08:35,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:08:37,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-25 02:08:42,707 INFO L349 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2024-11-25 02:08:42,707 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 71 treesize of output 54 [2024-11-25 02:08:48,872 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:08:48,872 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 54 treesize of output 34 [2024-11-25 02:08:53,039 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 02:08:53,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-25 02:09:01,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:09:01,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 159 states and 260 transitions. [2024-11-25 02:09:01,791 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 260 transitions. [2024-11-25 02:09:01,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:09:01,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:09:01,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:09:01,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:09:01,795 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:09:01,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 02:09:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:09:07,075 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:09:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:09:07,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-25 02:09:07,292 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:09:09,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-25 02:09:14,270 INFO L349 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2024-11-25 02:09:14,270 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 71 treesize of output 54 [2024-11-25 02:09:20,023 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:09:20,023 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 54 treesize of output 34 [2024-11-25 02:09:23,989 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 02:09:24,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-25 02:09:24,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:09:24,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 159 states and 260 transitions. [2024-11-25 02:09:24,062 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 260 transitions. [2024-11-25 02:09:24,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:09:24,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:09:24,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:09:24,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:09:24,067 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:09:24,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 02:09:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:09:28,725 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:09:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:09:28,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-25 02:09:28,874 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:09:30,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-25 02:09:35,828 INFO L349 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2024-11-25 02:09:35,828 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 71 treesize of output 54 [2024-11-25 02:09:39,477 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:09:39,478 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 54 treesize of output 34 [2024-11-25 02:09:43,628 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 02:09:43,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-25 02:09:53,737 WARN L851 $PredicateComparison]: unable to prove that (and (not (exists ((|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_98| (_ BitVec 64)) (currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_97| (_ BitVec 64))) (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_97|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_98|) |c_ULTIMATE.start___ieee754_pow_~hy~1#1|) (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_98|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_98|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_98|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_98|)) (fp.div currentRoundingMode .cse0 (_ +zero 11 53))) (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_97|)) (fp.lt (let ((.cse1 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_97|)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))) .cse0))))) (exists ((|v_skolemized_q#valueAsBitvector_71| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_71|) |c_ULTIMATE.start___ieee754_pow_~hy~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_71|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))))) (exists ((|v_skolemized_q#valueAsBitvector_83| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_84| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (v_arrayElimCell_3 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse3 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (fp.lt (let ((.cse2 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) v_arrayElimCell_3))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2))) .cse3) (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_84|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_84|)) (fp.div currentRoundingMode .cse3 (_ +zero 11 53))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_83|))) (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_83|)) (= |c_ULTIMATE.start___ieee754_pow_~hy~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_84|)))))) is different from false [2024-11-25 02:10:24,340 WARN L873 $PredicateComparison]: unable to prove that (not (and (not (exists ((|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_98| (_ BitVec 64)) (currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_97| (_ BitVec 64))) (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_97|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_98|) |c_ULTIMATE.start___ieee754_pow_~hy~1#1|) (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_98|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_98|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_98|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_98|)) (fp.div currentRoundingMode .cse0 (_ +zero 11 53))) (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_97|)) (fp.lt (let ((.cse1 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_97|)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))) .cse0))))) (exists ((|v_skolemized_q#valueAsBitvector_71| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_71|) |c_ULTIMATE.start___ieee754_pow_~hy~1#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_71|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))))) (exists ((|v_skolemized_q#valueAsBitvector_83| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_84| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (v_arrayElimCell_3 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse3 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (fp.lt (let ((.cse2 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) v_arrayElimCell_3))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2))) .cse3) (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_84|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_84|)) (fp.div currentRoundingMode .cse3 (_ +zero 11 53))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_83|))) (= |c_ULTIMATE.start___ieee754_pow_~hx~2#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_83|)) (= |c_ULTIMATE.start___ieee754_pow_~hy~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_84|))))))) is different from true [2024-11-25 02:10:24,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:10:24,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 160 states and 263 transitions. [2024-11-25 02:10:24,347 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 263 transitions. [2024-11-25 02:10:24,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:10:24,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:10:24,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:10:24,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:10:24,351 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:10:24,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 02:10:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:10:29,852 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:10:30,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:10:30,084 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-25 02:10:30,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:10:32,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-25 02:10:37,171 INFO L349 Elim1Store]: treesize reduction 26, result has 46.9 percent of original size [2024-11-25 02:10:37,171 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 68 treesize of output 62 [2024-11-25 02:10:55,780 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:10:55,780 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 62 treesize of output 38 [2024-11-25 02:12:25,990 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 02:12:26,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5096e38e-fb5e-4a05-a9b7-9422309e2c02/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-25 02:12:36,150 WARN L851 $PredicateComparison]: unable to prove that (and (not (exists ((|v_skolemized_q#valueAsBitvector_83| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_84| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (v_arrayElimCell_3 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse1 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (fp.lt (let ((.cse0 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) v_arrayElimCell_3))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) .cse1) (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_84|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_84|)) (fp.div currentRoundingMode .cse1 (_ +zero 11 53))) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_84|)) |c_ULTIMATE.start___ieee754_pow_~iy~0#1|) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_83|)) |c_ULTIMATE.start___ieee754_pow_~ix~0#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_83|))))))) (exists ((|v_skolemized_q#valueAsBitvector_71| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_71|) (_ bv2147483647 32)) |c_ULTIMATE.start___ieee754_pow_~iy~0#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_71|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))))) (exists ((|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_98| (_ BitVec 64)) (currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_97| (_ BitVec 64))) (let ((.cse2 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_97|))) (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_98|)) (= |c_ULTIMATE.start___ieee754_pow_~iy~0#1| (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_98|))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_98|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_98|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_98|)) (fp.div currentRoundingMode .cse2 (_ +zero 11 53))) (fp.lt (let ((.cse3 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_97|)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) .cse2) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_97|)) |c_ULTIMATE.start___ieee754_pow_~ix~0#1|))))) is different from false [2024-11-25 02:13:23,042 WARN L873 $PredicateComparison]: unable to prove that (not (and (not (exists ((|v_skolemized_q#valueAsBitvector_83| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_84| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (v_arrayElimCell_3 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse1 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (fp.lt (let ((.cse0 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) v_arrayElimCell_3))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) .cse1) (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_84|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_84|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_84|)) (fp.div currentRoundingMode .cse1 (_ +zero 11 53))) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_84|)) |c_ULTIMATE.start___ieee754_pow_~iy~0#1|) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_83|)) |c_ULTIMATE.start___ieee754_pow_~ix~0#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_83|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_83|))))))) (exists ((|v_skolemized_q#valueAsBitvector_71| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_71|) (_ bv2147483647 32)) |c_ULTIMATE.start___ieee754_pow_~iy~0#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_71|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_71|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))))) (exists ((|v_skolemized_q#valueAsBitvector_82| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_98| (_ BitVec 64)) (currentRoundingMode RoundingMode) (|v_skolemized_q#valueAsBitvector_97| (_ BitVec 64))) (let ((.cse2 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_82|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_82|)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_97|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_97|))) (= |c_ULTIMATE.start___ieee754_pow_~ly~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_98|)) (= |c_ULTIMATE.start___ieee754_pow_~iy~0#1| (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_98|))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_98|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_98|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_98|)) (fp.div currentRoundingMode .cse2 (_ +zero 11 53))) (fp.lt (let ((.cse3 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_82|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_97|)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) .cse2) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_97|)) |c_ULTIMATE.start___ieee754_pow_~ix~0#1|)))))) is different from true