[INFO] fetching crate minigrep--thefool-gw 0.1.0...
[INFO] checking minigrep--thefool-gw-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate minigrep--thefool-gw 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate minigrep--thefool-gw 0.1.0
[INFO] finished tweaking crates.io crate minigrep--thefool-gw 0.1.0
[INFO] tweaked toml for crates.io crate minigrep--thefool-gw 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate minigrep--thefool-gw 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate minigrep--thefool-gw 0.1.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a71fc7a83b353fec600c21e21ead02bb64c58c1ecc33822802dfa58e5b8e230c
[INFO] running `Command { std: "docker" "start" "-a" "a71fc7a83b353fec600c21e21ead02bb64c58c1ecc33822802dfa58e5b8e230c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a71fc7a83b353fec600c21e21ead02bb64c58c1ecc33822802dfa58e5b8e230c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a71fc7a83b353fec600c21e21ead02bb64c58c1ecc33822802dfa58e5b8e230c", kill_on_drop: false }`
[INFO] [stdout] a71fc7a83b353fec600c21e21ead02bb64c58c1ecc33822802dfa58e5b8e230c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9448bb7fbddbc3a0ff38b1b33a335c44b564238b11e18933644c9e2e9e6b1873
[INFO] running `Command { std: "docker" "start" "-a" "9448bb7fbddbc3a0ff38b1b33a335c44b564238b11e18933644c9e2e9e6b1873", kill_on_drop: false }`
[INFO] [stderr]     Checking minigrep--thefool-gw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `query` is never read
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Config<'a,'b> {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 16 |     query: &'a str,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn parse_config(args: &[String]) -> Config {
[INFO] [stdout]    |                       ^^^^^^^^^     ------
[INFO] [stdout]    |                       |             |
[INFO] [stdout]    |                       |             the same lifetime is hidden here
[INFO] [stdout]    |                       |             the same lifetime is hidden here
[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] 28 | fn parse_config(args: &[String]) -> Config<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `query` is never read
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Config<'a,'b> {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 16 |     query: &'a str,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn parse_config(args: &[String]) -> Config {
[INFO] [stdout]    |                       ^^^^^^^^^     ------
[INFO] [stdout]    |                       |             |
[INFO] [stdout]    |                       |             the same lifetime is hidden here
[INFO] [stdout]    |                       |             the same lifetime is hidden here
[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] 28 | fn parse_config(args: &[String]) -> Config<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "9448bb7fbddbc3a0ff38b1b33a335c44b564238b11e18933644c9e2e9e6b1873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9448bb7fbddbc3a0ff38b1b33a335c44b564238b11e18933644c9e2e9e6b1873", kill_on_drop: false }`
[INFO] [stdout] 9448bb7fbddbc3a0ff38b1b33a335c44b564238b11e18933644c9e2e9e6b1873