./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0250a.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_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/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_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0250a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/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_8a2f4993-8458-414d-b161-12d3ecb46941/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 11f7724b26aaacc400564e4846b80581065da794226b0399a61dc9422d54755f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:57:43,208 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:57:43,297 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 01:57:43,302 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 01:57:43,302 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 01:57:43,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:57:43,324 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 01:57:43,324 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 01:57:43,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:57:43,325 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:57:43,325 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:57:43,325 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 01:57:43,325 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 01:57:43,325 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 01:57:43,325 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 01:57:43,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:57:43,326 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 01:57:43,326 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:57:43,326 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 01:57:43,326 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 01:57:43,328 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 01:57:43,328 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:57:43,329 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:57:43,329 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:57:43,329 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:57:43,329 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:57:43,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:57:43,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:43,329 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:57:43,329 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:57:43,329 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 01:57:43,329 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 01:57:43,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 01:57:43,330 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_8a2f4993-8458-414d-b161-12d3ecb46941/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 -> 11f7724b26aaacc400564e4846b80581065da794226b0399a61dc9422d54755f [2024-11-25 01:57:43,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:57:43,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:57:43,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:57:43,657 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:57:43,658 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:57:43,659 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/float_req_bl_0250a.c [2024-11-25 01:57:46,817 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/data/0bb126f62/65e594e08cd04395ba392520c15cedca/FLAGcc7469e48 [2024-11-25 01:57:47,109 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:57:47,110 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/sv-benchmarks/c/float-newlib/float_req_bl_0250a.c [2024-11-25 01:57:47,119 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/data/0bb126f62/65e594e08cd04395ba392520c15cedca/FLAGcc7469e48 [2024-11-25 01:57:47,136 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/data/0bb126f62/65e594e08cd04395ba392520c15cedca [2024-11-25 01:57:47,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:57:47,141 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:57:47,143 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:47,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:57:47,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:57:47,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:47" (1/1) ... [2024-11-25 01:57:47,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@495e2f7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47, skipping insertion in model container [2024-11-25 01:57:47,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:47" (1/1) ... [2024-11-25 01:57:47,177 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:57:47,368 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-25 01:57:47,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e530f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47, skipping insertion in model container [2024-11-25 01:57:47,368 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:47,369 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-25 01:57:47,371 INFO L158 Benchmark]: Toolchain (without parser) took 229.41ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 83.9MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 01:57:47,371 INFO L158 Benchmark]: CDTParser took 1.04ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:47,372 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.17ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 83.9MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 01:57:47,373 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 226.17ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 83.9MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9]: Unsupported Syntax floats in unions are not supported in the integer translation. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/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_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0250a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/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_8a2f4993-8458-414d-b161-12d3ecb46941/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 11f7724b26aaacc400564e4846b80581065da794226b0399a61dc9422d54755f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:57:50,168 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:57:50,278 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 01:57:50,335 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:57:50,336 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 01:57:50,337 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 01:57:50,337 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:57:50,337 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:57:50,337 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:57:50,338 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 01:57:50,338 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 01:57:50,338 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 01:57:50,339 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:57:50,339 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 01:57:50,340 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:57:50,340 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 01:57:50,340 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 01:57:50,340 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 01:57:50,340 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 01:57:50,340 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 01:57:50,340 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 01:57:50,340 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:57:50,341 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:57:50,341 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:57:50,341 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:57:50,342 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:57:50,342 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 01:57:50,342 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 01:57:50,342 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:57:50,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:50,342 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:57:50,342 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:57:50,343 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 01:57:50,343 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 01:57:50,343 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 01:57:50,344 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 01:57:50,344 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_8a2f4993-8458-414d-b161-12d3ecb46941/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 -> 11f7724b26aaacc400564e4846b80581065da794226b0399a61dc9422d54755f [2024-11-25 01:57:50,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:57:50,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:57:50,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:57:50,758 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:57:50,762 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:57:50,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-newlib/float_req_bl_0250a.c [2024-11-25 01:57:53,906 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/data/f92d25224/131a3bbc33234db29ab1912368b9b832/FLAG6690e05e5 [2024-11-25 01:57:54,216 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:57:54,226 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/sv-benchmarks/c/float-newlib/float_req_bl_0250a.c [2024-11-25 01:57:54,239 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/data/f92d25224/131a3bbc33234db29ab1912368b9b832/FLAG6690e05e5 [2024-11-25 01:57:54,490 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/data/f92d25224/131a3bbc33234db29ab1912368b9b832 [2024-11-25 01:57:54,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:57:54,495 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:57:54,497 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:54,498 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:57:54,502 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:57:54,503 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:54" (1/1) ... [2024-11-25 01:57:54,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a626f7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:54, skipping insertion in model container [2024-11-25 01:57:54,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:54" (1/1) ... [2024-11-25 01:57:54,528 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:57:54,739 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_8a2f4993-8458-414d-b161-12d3ecb46941/sv-benchmarks/c/float-newlib/float_req_bl_0250a.c[5433,5446] [2024-11-25 01:57:54,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:54,762 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 01:57:54,820 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_8a2f4993-8458-414d-b161-12d3ecb46941/sv-benchmarks/c/float-newlib/float_req_bl_0250a.c[5433,5446] [2024-11-25 01:57:54,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:54,840 INFO L204 MainTranslator]: Completed translation [2024-11-25 01:57:54,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:54 WrapperNode [2024-11-25 01:57:54,841 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:54,842 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:54,843 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 01:57:54,843 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 01:57:54,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:54" (1/1) ... [2024-11-25 01:57:54,866 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:54" (1/1) ... [2024-11-25 01:57:54,913 INFO L138 Inliner]: procedures = 23, calls = 47, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 239 [2024-11-25 01:57:54,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:54,914 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 01:57:54,914 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 01:57:54,914 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 01:57:54,922 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:54" (1/1) ... [2024-11-25 01:57:54,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:54" (1/1) ... [2024-11-25 01:57:54,927 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:54" (1/1) ... [2024-11-25 01:57:54,927 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:54" (1/1) ... [2024-11-25 01:57:54,939 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:54" (1/1) ... [2024-11-25 01:57:54,944 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:54" (1/1) ... [2024-11-25 01:57:54,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:54" (1/1) ... [2024-11-25 01:57:54,958 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:54" (1/1) ... [2024-11-25 01:57:54,959 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:54" (1/1) ... [2024-11-25 01:57:54,966 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 01:57:54,967 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 01:57:54,970 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 01:57:54,970 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 01:57:54,971 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:54" (1/1) ... [2024-11-25 01:57:54,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:55,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 01:57:55,015 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 01:57:55,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 01:57:55,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 01:57:55,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 01:57:55,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 01:57:55,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-25 01:57:55,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 01:57:55,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 01:57:55,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 01:57:55,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-25 01:57:55,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 01:57:55,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 01:57:55,176 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 01:57:55,178 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 01:58:40,393 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-25 01:58:40,393 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 01:58:40,536 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 01:58:40,536 INFO L312 CfgBuilder]: Removed 9 assume(true) statements. [2024-11-25 01:58:40,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:58:40 BoogieIcfgContainer [2024-11-25 01:58:40,537 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 01:58:40,538 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 01:58:40,538 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 01:58:40,552 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 01:58:40,552 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:58:40" (1/1) ... [2024-11-25 01:58:40,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 01:58:40,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:58:40,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2024-11-25 01:58:40,610 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2024-11-25 01:58:40,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 01:58:40,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 01:58:40,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 01:58:40,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 01:58:40,616 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 01:58:40,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 01:58:41,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:58:41,332 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 01:58:41,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:58:41,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 01:58:41,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 01:58:41,427 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 01:58:41,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 01:58:41,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:58:41,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2024-11-25 01:58:41,523 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2024-11-25 01:58:41,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 01:58:41,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 01:58:41,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 01:58:41,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 01:58:41,527 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 01:58:41,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 01:58:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:58:42,834 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 01:58:42,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:58:42,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 01:58:42,993 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 01:58:43,193 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 15 treesize of output 1 [2024-11-25 01:58:43,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-11-25 01:58:43,536 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 01:58:43,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-25 01:58:49,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 01:58:49,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:58:49,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2024-11-25 01:58:49,264 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2024-11-25 01:58:49,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 01:58:49,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 01:58:49,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 01:58:49,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 01:58:49,267 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 01:58:49,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 01:58:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:58:50,960 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 01:58:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:58:51,152 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 01:58:51,153 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 01:58:52,107 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 01:58:52,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-25 01:59:06,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 01:59:16,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.52s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 01:59:23,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 01:59:29,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 01:59:31,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:59:31,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2024-11-25 01:59:31,532 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2024-11-25 01:59:31,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 01:59:31,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 01:59:31,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 01:59:31,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 01:59:31,535 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 01:59:31,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 01:59:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:59:34,227 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 01:59:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:59:34,745 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 01:59:34,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 01:59:34,828 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:59:34,830 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2024-11-25 01:59:35,100 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 01:59:35,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-25 01:59:37,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:59:37,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-11-25 01:59:37,025 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-11-25 01:59:37,025 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 01:59:37,025 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-25 01:59:37,032 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 01:59:37,439 INFO L75 FloydHoareUtils]: For program point L85(lines 85 89) no Hoare annotation was computed. [2024-11-25 01:59:37,439 INFO L75 FloydHoareUtils]: For program point L85-2(lines 85 89) no Hoare annotation was computed. [2024-11-25 01:59:37,439 INFO L77 FloydHoareUtils]: At program point L234(lines 234 237) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret17#1|) [2024-11-25 01:59:37,439 INFO L75 FloydHoareUtils]: For program point L201-1(lines 201 205) no Hoare annotation was computed. [2024-11-25 01:59:37,439 INFO L75 FloydHoareUtils]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2024-11-25 01:59:37,439 INFO L75 FloydHoareUtils]: For program point L69-1(lines 69 73) no Hoare annotation was computed. [2024-11-25 01:59:37,439 INFO L75 FloydHoareUtils]: For program point L69-2(lines 69 73) no Hoare annotation was computed. [2024-11-25 01:59:37,439 INFO L75 FloydHoareUtils]: For program point L69-4(lines 69 73) no Hoare annotation was computed. [2024-11-25 01:59:37,439 INFO L75 FloydHoareUtils]: For program point L86-3(lines 86 87) no Hoare annotation was computed. [2024-11-25 01:59:37,439 INFO L75 FloydHoareUtils]: For program point L235(line 235) no Hoare annotation was computed. [2024-11-25 01:59:37,440 INFO L75 FloydHoareUtils]: For program point L169(lines 169 184) no Hoare annotation was computed. [2024-11-25 01:59:37,440 INFO L75 FloydHoareUtils]: For program point L169-1(lines 169 184) no Hoare annotation was computed. [2024-11-25 01:59:37,440 INFO L75 FloydHoareUtils]: For program point __ieee754_sqrtf_returnLabel#1(lines 64 129) no Hoare annotation was computed. [2024-11-25 01:59:37,440 INFO L77 FloydHoareUtils]: At program point __ieee754_asinf_returnLabel#1(lines 155 221) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (let ((.cse0 (let ((.cse1 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (fp.sub currentRoundingMode .cse1 .cse1)))) (fp.div currentRoundingMode .cse0 .cse0)) |ULTIMATE.start___ieee754_asinf_#res#1|)) [2024-11-25 01:59:37,440 INFO L75 FloydHoareUtils]: For program point L170(lines 170 183) no Hoare annotation was computed. [2024-11-25 01:59:37,440 INFO L75 FloydHoareUtils]: For program point L137(lines 137 141) no Hoare annotation was computed. [2024-11-25 01:59:37,440 INFO L75 FloydHoareUtils]: For program point L137-1(lines 137 141) no Hoare annotation was computed. [2024-11-25 01:59:37,440 INFO L75 FloydHoareUtils]: For program point L137-3(lines 137 141) no Hoare annotation was computed. [2024-11-25 01:59:37,440 INFO L75 FloydHoareUtils]: For program point L171(lines 171 172) no Hoare annotation was computed. [2024-11-25 01:59:37,440 INFO L75 FloydHoareUtils]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2024-11-25 01:59:37,440 INFO L75 FloydHoareUtils]: For program point L123-2(lines 123 127) no Hoare annotation was computed. [2024-11-25 01:59:37,440 INFO L75 FloydHoareUtils]: For program point L123-4(lines 123 127) no Hoare annotation was computed. [2024-11-25 01:59:37,440 INFO L75 FloydHoareUtils]: For program point L206(lines 206 210) no Hoare annotation was computed. [2024-11-25 01:59:37,441 INFO L75 FloydHoareUtils]: For program point L206-1(lines 206 210) no Hoare annotation was computed. [2024-11-25 01:59:37,441 INFO L75 FloydHoareUtils]: For program point L206-3(lines 206 210) no Hoare annotation was computed. [2024-11-25 01:59:37,441 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 01:59:37,441 INFO L77 FloydHoareUtils]: At program point L158-1(lines 158 162) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) [2024-11-25 01:59:37,441 INFO L77 FloydHoareUtils]: At program point L158-2(lines 158 162) the Hoare annotation is: (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) [2024-11-25 01:59:37,441 INFO L77 FloydHoareUtils]: At program point L158-4(lines 158 162) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) [2024-11-25 01:59:37,441 INFO L75 FloydHoareUtils]: For program point L76(lines 76 77) no Hoare annotation was computed. [2024-11-25 01:59:37,442 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 223 240) the Hoare annotation is: true [2024-11-25 01:59:37,442 INFO L75 FloydHoareUtils]: For program point L79(lines 79 80) no Hoare annotation was computed. [2024-11-25 01:59:37,442 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 01:59:37,442 INFO L75 FloydHoareUtils]: For program point L195(lines 195 216) no Hoare annotation was computed. [2024-11-25 01:59:37,442 INFO L75 FloydHoareUtils]: For program point L195-2(lines 155 221) no Hoare annotation was computed. [2024-11-25 01:59:37,443 INFO L75 FloydHoareUtils]: For program point L81(lines 81 82) no Hoare annotation was computed. [2024-11-25 01:59:37,443 INFO L77 FloydHoareUtils]: At program point L164(lines 164 184) the Hoare annotation is: (and (exists ((|ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ BitVec 32))) (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= (bvand |ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ bv2147483647 32)) |ULTIMATE.start___ieee754_asinf_~ix~3#1|))) (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) [2024-11-25 01:59:37,443 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 235) no Hoare annotation was computed. [2024-11-25 01:59:37,443 INFO L75 FloydHoareUtils]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2024-11-25 01:59:37,443 INFO L75 FloydHoareUtils]: For program point L132-2(lines 132 136) no Hoare annotation was computed. [2024-11-25 01:59:37,443 INFO L75 FloydHoareUtils]: For program point L100-3(lines 100 109) no Hoare annotation was computed. [2024-11-25 01:59:37,444 INFO L77 FloydHoareUtils]: At program point L167(lines 167 184) the Hoare annotation is: (and (exists ((|ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ BitVec 32))) (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= (bvand |ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ bv2147483647 32)) |ULTIMATE.start___ieee754_asinf_~ix~3#1|))) (= |ULTIMATE.start___ieee754_asinf_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) [2024-11-25 01:59:37,450 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-25 01:59:37,453 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-25 01:59:37,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 01:59:37 ImpRootNode [2024-11-25 01:59:37,455 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 01:59:37,456 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 01:59:37,456 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 01:59:37,456 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 01:59:37,457 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:58:40" (3/4) ... [2024-11-25 01:59:37,460 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 01:59:37,468 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2024-11-25 01:59:37,468 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-25 01:59:37,469 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 01:59:37,469 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 01:59:37,588 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 01:59:37,588 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 01:59:37,589 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 01:59:37,590 INFO L158 Benchmark]: Toolchain (without parser) took 103094.72ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 45.6MB in the end (delta: 46.7MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2024-11-25 01:59:37,591 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:59:37,591 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.55ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 76.9MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 01:59:37,592 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.38ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 74.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:59:37,592 INFO L158 Benchmark]: Boogie Preprocessor took 51.74ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 72.4MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:59:37,592 INFO L158 Benchmark]: RCFGBuilder took 45570.44ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 87.9MB in the end (delta: -15.5MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2024-11-25 01:59:37,593 INFO L158 Benchmark]: CodeCheck took 56917.67ms. Allocated memory is still 117.4MB. Free memory was 87.9MB in the beginning and 52.0MB in the end (delta: 35.9MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2024-11-25 01:59:37,593 INFO L158 Benchmark]: Witness Printer took 133.30ms. Allocated memory is still 117.4MB. Free memory was 52.0MB in the beginning and 45.6MB in the end (delta: 6.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:59:37,594 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 56.5s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 118 SdHoareTripleChecker+Valid, 88.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 71 SdHoareTripleChecker+Invalid, 84.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 28 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 114 IncrementalHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28 mSolverCounterUnsat, 57 mSDtfsCounter, 114 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 284 GetRequests, 260 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 6.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 31 ConstructedInterpolants, 9 QuantifiedInterpolants, 234 SizeOfPredicates, 10 NumberOfNonLiveVariables, 200 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 235]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.55ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 76.9MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.38ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 74.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.74ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 72.4MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 45570.44ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 87.9MB in the end (delta: -15.5MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. * CodeCheck took 56917.67ms. Allocated memory is still 117.4MB. Free memory was 87.9MB in the beginning and 52.0MB in the end (delta: 35.9MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * Witness Printer took 133.30ms. Allocated memory is still 117.4MB. Free memory was 52.0MB in the beginning and 45.6MB in the end (delta: 6.4MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode RESULT: Ultimate proved your program to be correct! [2024-11-25 01:59:37,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a2f4993-8458-414d-b161-12d3ecb46941/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE