[INFO] fetching crate hacksaw-x11rb 1.0.5...
[INFO] checking hacksaw-x11rb-1.0.5 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate hacksaw-x11rb 1.0.5 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate hacksaw-x11rb 1.0.5
[INFO] finished tweaking crates.io crate hacksaw-x11rb 1.0.5
[INFO] tweaked toml for crates.io crate hacksaw-x11rb 1.0.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hacksaw-x11rb 1.0.5 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hacksaw-x11rb 1.0.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.1.10
[INFO] [stderr]   Downloaded structopt v0.3.12
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.12
[INFO] [stderr]   Downloaded proc-macro-error v0.4.12
[INFO] [stderr]   Downloaded structopt-derive v0.4.5
[INFO] [stderr]   Downloaded gethostname v0.2.1
[INFO] [stderr]   Downloaded syn v1.0.17
[INFO] [stderr]   Downloaded libc v0.2.68
[INFO] [stderr]   Downloaded x11rb v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 025e2a60bd1893a4049ddacbd44d3c6a1a4003f14cf49160d32e1d70f9845250
[INFO] running `Command { std: "docker" "start" "-a" "025e2a60bd1893a4049ddacbd44d3c6a1a4003f14cf49160d32e1d70f9845250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "025e2a60bd1893a4049ddacbd44d3c6a1a4003f14cf49160d32e1d70f9845250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025e2a60bd1893a4049ddacbd44d3c6a1a4003f14cf49160d32e1d70f9845250", kill_on_drop: false }`
[INFO] [stdout] 025e2a60bd1893a4049ddacbd44d3c6a1a4003f14cf49160d32e1d70f9845250
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00cbdb9d4215ba2611d64e928e797c833112e64541c299b268622631372948fc
[INFO] running `Command { std: "docker" "start" "-a" "00cbdb9d4215ba2611d64e928e797c833112e64541c299b268622631372948fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking gethostname v0.2.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking x11rb v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]     Checking hacksaw-x11rb v1.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `no_guides`, `guide_thickness`, `select_thickness`, `line_colour`, `format`, and `remove_decorations` are never read
[INFO] [stdout]   --> src/util/parse_args.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub(crate) struct Opt {
[INFO] [stdout]    |                   --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub(crate) no_guides: bool,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub(crate) guide_thickness: u16,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub(crate) select_thickness: u16,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub(crate) line_colour: u32,
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub(crate) format: Format,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub(crate) remove_decorations: u32,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/util/parse_args.rs:81:27
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn parse_hex_slice(slice: &str) -> Result<u32, ParseHexError> {
[INFO] [stdout]    |                           ^^^^                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn parse_hex_slice(slice: &str) -> Result<u32, ParseHexError<'_>> {
[INFO] [stdout]    |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/util/parse_args.rs:89:23
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub fn parse_hex(hex: &str) -> Result<u32, ParseHexError> {
[INFO] [stdout]    |                       ^^^^                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub fn parse_hex(hex: &str) -> Result<u32, ParseHexError<'_>> {
[INFO] [stdout]    |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `no_guides`, `guide_thickness`, `select_thickness`, `line_colour`, `format`, and `remove_decorations` are never read
[INFO] [stdout]   --> src/util/parse_args.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub(crate) struct Opt {
[INFO] [stdout]    |                   --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub(crate) no_guides: bool,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub(crate) guide_thickness: u16,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub(crate) select_thickness: u16,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub(crate) line_colour: u32,
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub(crate) format: Format,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub(crate) remove_decorations: u32,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/util/parse_args.rs:81:27
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn parse_hex_slice(slice: &str) -> Result<u32, ParseHexError> {
[INFO] [stdout]    |                           ^^^^                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn parse_hex_slice(slice: &str) -> Result<u32, ParseHexError<'_>> {
[INFO] [stdout]    |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/util/parse_args.rs:89:23
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub fn parse_hex(hex: &str) -> Result<u32, ParseHexError> {
[INFO] [stdout]    |                       ^^^^                 ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub fn parse_hex(hex: &str) -> Result<u32, ParseHexError<'_>> {
[INFO] [stdout]    |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.66s
[INFO] running `Command { std: "docker" "inspect" "00cbdb9d4215ba2611d64e928e797c833112e64541c299b268622631372948fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00cbdb9d4215ba2611d64e928e797c833112e64541c299b268622631372948fc", kill_on_drop: false }`
[INFO] [stdout] 00cbdb9d4215ba2611d64e928e797c833112e64541c299b268622631372948fc
