[INFO] fetching crate rustc-serialize 0.3.24...
[INFO] documenting rustc-serialize-0.3.24 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate rustc-serialize 0.3.24 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rustc-serialize 0.3.24 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-serialize 0.3.24
[INFO] finished tweaking crates.io crate rustc-serialize 0.3.24
[INFO] tweaked toml for crates.io crate rustc-serialize 0.3.24 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41f49955b0ccb27c0f61e8d451f80d612cf72f1150fd833606a847c218e2b656
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "41f49955b0ccb27c0f61e8d451f80d612cf72f1150fd833606a847c218e2b656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41f49955b0ccb27c0f61e8d451f80d612cf72f1150fd833606a847c218e2b656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41f49955b0ccb27c0f61e8d451f80d612cf72f1150fd833606a847c218e2b656", kill_on_drop: false }`
[INFO] [stdout] 41f49955b0ccb27c0f61e8d451f80d612cf72f1150fd833606a847c218e2b656
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e55ed52f8f4db7a9b51acf5ec438e92d6ebbf1f9bfbe5aa1a5d9f93f62ad0da8
[INFO] running `Command { std: "docker" "start" "-a" "e55ed52f8f4db7a9b51acf5ec438e92d6ebbf1f9bfbe5aa1a5d9f93f62ad0da8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting rustc-serialize v0.3.24 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/hex.rs:137:21
[INFO] [stdout]     |
[INFO] [stdout] 137 |                 b'A'...b'F' => buf |= byte - b'A' + 10,
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/hex.rs:138:21
[INFO] [stdout]     |
[INFO] [stdout] 138 |                 b'a'...b'f' => buf |= byte - b'a' + 10,
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/hex.rs:139:21
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 b'0'...b'9' => buf |= byte - b'0',
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1543:25
[INFO] [stdout]      |
[INFO] [stdout] 1543 |                     '0' ... '9' => return self.error(InvalidNumber),
[INFO] [stdout]      |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1547:17
[INFO] [stdout]      |
[INFO] [stdout] 1547 |             '1' ... '9' => {
[INFO] [stdout]      |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1550:33
[INFO] [stdout]      |
[INFO] [stdout] 1550 |                         c @ '0' ... '9' => {
[INFO] [stdout]      |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1579:17
[INFO] [stdout]      |
[INFO] [stdout] 1579 |             '0' ... '9' => (),
[INFO] [stdout]      |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1587:25
[INFO] [stdout]      |
[INFO] [stdout] 1587 |                 c @ '0' ... '9' => {
[INFO] [stdout]      |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1616:17
[INFO] [stdout]      |
[INFO] [stdout] 1616 |             '0' ... '9' => (),
[INFO] [stdout]      |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1621:25
[INFO] [stdout]      |
[INFO] [stdout] 1621 |                 c @ '0' ... '9' => {
[INFO] [stdout]      |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1647:25
[INFO] [stdout]      |
[INFO] [stdout] 1647 |                 c @ '0' ... '9' => n * 16 + ((c as u16) - ('0' as u16)),
[INFO] [stdout]      |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1648:25
[INFO] [stdout]      |
[INFO] [stdout] 1648 |                 c @ 'a' ... 'f' => n * 16 + (10 + (c as u16) - ('a' as u16)),
[INFO] [stdout]      |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1649:25
[INFO] [stdout]      |
[INFO] [stdout] 1649 |                 c @ 'A' ... 'F' => n * 16 + (10 + (c as u16) - ('A' as u16)),
[INFO] [stdout]      |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1680:32
[INFO] [stdout]      |
[INFO] [stdout] 1680 |                         0xDC00 ... 0xDFFF => {
[INFO] [stdout]      |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1686:37
[INFO] [stdout]      |
[INFO] [stdout] 1686 |                         n1 @ 0xD800 ... 0xDBFF => {
[INFO] [stdout]      |                                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/json.rs:1916:17
[INFO] [stdout]      |
[INFO] [stdout] 1916 |             '0' ... '9' | '-' => self.parse_number(),
[INFO] [stdout]      |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "e55ed52f8f4db7a9b51acf5ec438e92d6ebbf1f9bfbe5aa1a5d9f93f62ad0da8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e55ed52f8f4db7a9b51acf5ec438e92d6ebbf1f9bfbe5aa1a5d9f93f62ad0da8", kill_on_drop: false }`
[INFO] [stdout] e55ed52f8f4db7a9b51acf5ec438e92d6ebbf1f9bfbe5aa1a5d9f93f62ad0da8