./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0662a.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_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/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_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0662a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/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_c978b88f-6942-4352-bb80-a99a9a605deb/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 4ab31643130fe59fd572e1c725f7ce4686b4f219c563d19cc3c93d88df427f8c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:40:09,880 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:40:09,968 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:40:09,973 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:40:09,974 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:40:09,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:40:10,000 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:40:10,002 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:40:10,003 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:40:10,003 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:40:10,003 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:40:10,003 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:40:10,003 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:40:10,003 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:40:10,004 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:40:10,005 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:40:10,005 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:40:10,005 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:40:10,005 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:40:10,005 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:40:10,005 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:40:10,006 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:40:10,006 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:40:10,006 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:40:10,007 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:40:10,008 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:40:10,008 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:40:10,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:40:10,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:40:10,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:40:10,008 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:40:10,008 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:40:10,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:40:10,009 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_c978b88f-6942-4352-bb80-a99a9a605deb/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 -> 4ab31643130fe59fd572e1c725f7ce4686b4f219c563d19cc3c93d88df427f8c [2024-11-25 03:40:10,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:40:10,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:40:10,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:40:10,326 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:40:10,326 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:40:10,327 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/double_req_bl_0662a.c [2024-11-25 03:40:13,640 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/data/939598832/70bdfc45740a4390aec09e171993ddbb/FLAG69fa5e14b [2024-11-25 03:40:13,961 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:40:13,961 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/sv-benchmarks/c/float-newlib/double_req_bl_0662a.c [2024-11-25 03:40:13,974 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/data/939598832/70bdfc45740a4390aec09e171993ddbb/FLAG69fa5e14b [2024-11-25 03:40:13,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/data/939598832/70bdfc45740a4390aec09e171993ddbb [2024-11-25 03:40:13,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:40:13,994 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:40:13,996 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:40:13,996 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:40:14,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:40:14,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:40:13" (1/1) ... [2024-11-25 03:40:14,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8161a4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:14, skipping insertion in model container [2024-11-25 03:40:14,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:40:13" (1/1) ... [2024-11-25 03:40:14,033 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:40:14,210 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-25 03:40:14,211 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@720908c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:14, skipping insertion in model container [2024-11-25 03:40:14,211 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:40:14,211 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-25 03:40:14,214 INFO L158 Benchmark]: Toolchain (without parser) took 218.56ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 108.5MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:40:14,214 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:40:14,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 215.67ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 108.5MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:40:14,217 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 215.67ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 108.5MB in the end (delta: 8.6MB). 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_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/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_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0662a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/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_c978b88f-6942-4352-bb80-a99a9a605deb/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 4ab31643130fe59fd572e1c725f7ce4686b4f219c563d19cc3c93d88df427f8c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:40:17,029 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:40:17,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:40:17,228 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:40:17,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:40:17,231 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:40:17,232 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:40:17,232 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:40:17,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:40:17,233 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:40:17,234 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:40:17,234 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:40:17,234 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:40:17,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:40:17,234 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:40:17,234 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:40:17,235 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:40:17,236 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:40:17,236 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:40:17,236 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:40:17,237 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:40:17,237 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:40:17,237 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:40:17,237 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:40:17,237 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:40:17,237 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:40:17,237 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:40:17,237 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:40:17,237 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:40:17,237 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:40:17,238 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:40:17,238 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:40:17,238 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:40:17,238 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:40:17,238 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:40:17,238 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:40:17,238 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_c978b88f-6942-4352-bb80-a99a9a605deb/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 -> 4ab31643130fe59fd572e1c725f7ce4686b4f219c563d19cc3c93d88df427f8c [2024-11-25 03:40:17,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:40:17,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:40:17,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:40:17,592 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:40:17,593 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:40:17,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/double_req_bl_0662a.c [2024-11-25 03:40:20,712 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/data/0bc1dcea9/c6ba0f334c694148a61545080701d3e5/FLAG1fdceab65 [2024-11-25 03:40:21,056 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:40:21,060 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/sv-benchmarks/c/float-newlib/double_req_bl_0662a.c [2024-11-25 03:40:21,072 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/data/0bc1dcea9/c6ba0f334c694148a61545080701d3e5/FLAG1fdceab65 [2024-11-25 03:40:21,092 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/data/0bc1dcea9/c6ba0f334c694148a61545080701d3e5 [2024-11-25 03:40:21,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:40:21,096 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:40:21,098 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:40:21,098 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:40:21,103 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:40:21,104 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:40:21" (1/1) ... [2024-11-25 03:40:21,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f3d550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:21, skipping insertion in model container [2024-11-25 03:40:21,106 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:40:21" (1/1) ... [2024-11-25 03:40:21,131 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:40:21,363 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_c978b88f-6942-4352-bb80-a99a9a605deb/sv-benchmarks/c/float-newlib/double_req_bl_0662a.c[6225,6238] [2024-11-25 03:40:21,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:40:21,385 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:40:21,478 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_c978b88f-6942-4352-bb80-a99a9a605deb/sv-benchmarks/c/float-newlib/double_req_bl_0662a.c[6225,6238] [2024-11-25 03:40:21,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:40:21,514 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:40:21,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:21 WrapperNode [2024-11-25 03:40:21,516 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:40:21,517 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:40:21,517 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:40:21,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:40:21,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:21" (1/1) ... [2024-11-25 03:40:21,550 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:21" (1/1) ... [2024-11-25 03:40:21,583 INFO L138 Inliner]: procedures = 23, calls = 87, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 225 [2024-11-25 03:40:21,583 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:40:21,584 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:40:21,584 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:40:21,584 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:40:21,593 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:21" (1/1) ... [2024-11-25 03:40:21,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:21" (1/1) ... [2024-11-25 03:40:21,603 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:21" (1/1) ... [2024-11-25 03:40:21,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:21" (1/1) ... [2024-11-25 03:40:21,634 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:21" (1/1) ... [2024-11-25 03:40:21,636 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:21" (1/1) ... [2024-11-25 03:40:21,649 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:21" (1/1) ... [2024-11-25 03:40:21,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:21" (1/1) ... [2024-11-25 03:40:21,659 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:21" (1/1) ... [2024-11-25 03:40:21,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:40:21,664 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:40:21,664 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:40:21,664 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:40:21,665 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:40:21" (1/1) ... [2024-11-25 03:40:21,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:40:21,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:40:21,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:40:21,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:40:21,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:40:21,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-25 03:40:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2024-11-25 03:40:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-25 03:40:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:40:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 03:40:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2024-11-25 03:40:21,733 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2024-11-25 03:40:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-25 03:40:21,733 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2024-11-25 03:40:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2024-11-25 03:40:21,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 03:40:21,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:40:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:40:21,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 03:40:21,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 03:40:21,883 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:40:21,885 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:41:48,247 INFO L? ?]: Removed 85 outVars from TransFormulas that were not future-live. [2024-11-25 03:41:48,247 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:41:48,453 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:41:48,453 INFO L312 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-25 03:41:48,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:41:48 BoogieIcfgContainer [2024-11-25 03:41:48,454 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:41:48,455 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:41:48,456 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:41:48,470 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:41:48,470 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:41:48" (1/1) ... [2024-11-25 03:41:48,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:41:48,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:41:48,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 72 states and 117 transitions. [2024-11-25 03:41:48,555 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 117 transitions. [2024-11-25 03:41:48,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:41:48,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:41:48,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:41:48,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:41:48,566 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:41:48,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:41:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:41:49,844 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:41:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:41:49,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 03:41:50,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:41:50,031 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 03:41:50,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 03:41:53,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:41:53,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:41:53,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 72 states and 112 transitions. [2024-11-25 03:41:53,602 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2024-11-25 03:41:53,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 03:41:53,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:41:53,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:41:53,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:41:53,607 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:41:53,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 03:41:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:41:56,826 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:41:57,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:41:57,055 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-25 03:41:57,062 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:41:58,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 03:41:58,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-25 03:42:01,080 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 03:42:01,081 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 26 treesize of output 14 [2024-11-25 03:42:03,368 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 03:42:03,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 03:42:11,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:42:11,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 72 states and 111 transitions. [2024-11-25 03:42:11,945 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2024-11-25 03:42:11,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 03:42:11,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:42:11,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:42:11,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:42:11,948 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:42:11,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 03:42:16,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:42:16,649 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:42:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:42:17,096 INFO L256 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-25 03:42:17,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:42:49,359 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 03:42:49,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-25 03:44:34,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:44:36,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:44:45,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:44:52,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:44:56,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:45:04,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:45:08,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:45:10,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:45:12,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:45:15,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:45:19,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:45:21,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:45:23,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:45:26,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:45:29,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:45:31,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:45:34,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:45:41,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:45:41,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 75 states and 133 transitions. [2024-11-25 03:45:41,165 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 133 transitions. [2024-11-25 03:45:41,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 03:45:41,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:45:41,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:45:41,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:45:41,170 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:45:41,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 03:45:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:45:43,765 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:45:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:45:43,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 03:45:43,884 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:46:19,411 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 03:46:19,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-25 03:48:53,923 WARN L286 SmtUtils]: Spent 5.01s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:49:03,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:49:06,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:49:06,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:49:06,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 71 states and 119 transitions. [2024-11-25 03:49:06,305 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 119 transitions. [2024-11-25 03:49:06,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 03:49:06,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:49:06,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:49:06,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:49:06,316 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:49:06,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 03:49:09,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:49:09,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:49:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:49:09,510 INFO L256 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 03:49:09,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:49:22,239 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 03:49:22,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-25 03:52:20,657 WARN L286 SmtUtils]: Spent 6.30s on a formula simplification that was a NOOP. DAG size: 57 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:54:48,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:54:48,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 47 states and 61 transitions. [2024-11-25 03:54:48,615 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2024-11-25 03:54:48,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 03:54:48,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:54:48,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:54:48,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:54:48,630 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:54:48,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 03:54:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:54:49,995 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:54:50,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:54:50,093 INFO L256 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 03:54:50,094 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:54:50,102 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 03:54:50,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-25 03:55:01,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:55:02,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:55:02,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 57 transitions. [2024-11-25 03:55:02,577 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2024-11-25 03:55:02,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 03:55:02,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:55:02,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:55:02,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:55:02,581 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:55:02,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 03:55:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:05,205 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:55:05,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:55:05,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 03:55:05,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:55:12,164 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 03:55:12,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c978b88f-6942-4352-bb80-a99a9a605deb/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0