[INFO] cloning repository https://github.com/Kirdow/Ktnack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kirdow/Ktnack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKirdow%2FKtnack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKirdow%2FKtnack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3c4971cceda9b44f2c0c11bc9aa13e984fe68b4
[INFO] checking Kirdow/Ktnack against try#4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7 for pr-158816
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKirdow%2FKtnack" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Kirdow/Ktnack
[INFO] finished tweaking git repo https://github.com/Kirdow/Ktnack
[INFO] tweaked toml for git repo https://github.com/Kirdow/Ktnack written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Kirdow/Ktnack on toolchain 4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Kirdow/Ktnack 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" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 217ded69a2124af1b7bae43a27a989c1bb737b4c02e4c7c950cd8ced76d8adb5
[INFO] running `Command { std: "docker" "start" "217ded69a2124af1b7bae43a27a989c1bb737b4c02e4c7c950cd8ced76d8adb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "217ded69a2124af1b7bae43a27a989c1bb737b4c02e4c7c950cd8ced76d8adb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "217ded69a2124af1b7bae43a27a989c1bb737b4c02e4c7c950cd8ced76d8adb5" "/opt/rustwide/cargo-home/bin/cargo" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "217ded69a2124af1b7bae43a27a989c1bb737b4c02e4c7c950cd8ced76d8adb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "217ded69a2124af1b7bae43a27a989c1bb737b4c02e4c7c950cd8ced76d8adb5" "/opt/rustwide/cargo-home/bin/cargo" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking ktnack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/strings.rs:36:36
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn check_string_literal(value: &String) -> Option<StrLitMatch> {
[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] 36 | pub fn check_string_literal(value: &String) -> Option<StrLitMatch<'_>> {
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/strings.rs:36:36
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn check_string_literal(value: &String) -> Option<StrLitMatch> {
[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] 36 | pub fn check_string_literal(value: &String) -> Option<StrLitMatch<'_>> {
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "217ded69a2124af1b7bae43a27a989c1bb737b4c02e4c7c950cd8ced76d8adb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "217ded69a2124af1b7bae43a27a989c1bb737b4c02e4c7c950cd8ced76d8adb5", kill_on_drop: false }`
[INFO] [stdout] 217ded69a2124af1b7bae43a27a989c1bb737b4c02e4c7c950cd8ced76d8adb5
