[INFO] cloning repository https://github.com/bantic/gzip-writer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bantic/gzip-writer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbantic%2Fgzip-writer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbantic%2Fgzip-writer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 604e30b84824aa0cdb38945d3f761f9cbd896bcb
[INFO] checking bantic/gzip-writer against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbantic%2Fgzip-writer" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bantic/gzip-writer
[INFO] finished tweaking git repo https://github.com/bantic/gzip-writer
[INFO] tweaked toml for git repo https://github.com/bantic/gzip-writer written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bantic/gzip-writer on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bantic/gzip-writer 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dadd60fd583f1e095d3855eae73ccae9226a386ccb2daf79367d667a0d41914
[INFO] running `Command { std: "docker" "start" "-a" "4dadd60fd583f1e095d3855eae73ccae9226a386ccb2daf79367d667a0d41914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dadd60fd583f1e095d3855eae73ccae9226a386ccb2daf79367d667a0d41914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dadd60fd583f1e095d3855eae73ccae9226a386ccb2daf79367d667a0d41914", kill_on_drop: false }`
[INFO] [stdout] 4dadd60fd583f1e095d3855eae73ccae9226a386ccb2daf79367d667a0d41914
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d209c048b38883779bf0014371941fedabc6a0b2136ec4437504d045f4a96bc
[INFO] running `Command { std: "docker" "start" "-a" "1d209c048b38883779bf0014371941fedabc6a0b2136ec4437504d045f4a96bc", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking colored v1.7.0
[INFO] [stderr]     Checking gzip-writer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:49:33
[INFO] [stdout]    |
[INFO] [stdout] 49 |   pub fn new(input: &'a str) -> Encoder {
[INFO] [stdout]    |                      --         ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is named 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 49 |   pub fn new(input: &'a str) -> Encoder<'a> {
[INFO] [stdout]    |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:49:33
[INFO] [stdout]    |
[INFO] [stdout] 49 |   pub fn new(input: &'a str) -> Encoder {
[INFO] [stdout]    |                      --         ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is named 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 49 |   pub fn new(input: &'a str) -> Encoder<'a> {
[INFO] [stdout]    |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "1d209c048b38883779bf0014371941fedabc6a0b2136ec4437504d045f4a96bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d209c048b38883779bf0014371941fedabc6a0b2136ec4437504d045f4a96bc", kill_on_drop: false }`
[INFO] [stdout] 1d209c048b38883779bf0014371941fedabc6a0b2136ec4437504d045f4a96bc