[INFO] cloning repository https://github.com/mozilla/hglib-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mozilla/hglib-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Fhglib-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Fhglib-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ddcdecf98a60bb29557a339cbbb248542d3c6bfc [INFO] checking mozilla/hglib-rust against master#b56aaec52bc0fa35591a872fb4aac81f606e265c for pr-122661-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozilla%2Fhglib-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/mozilla/hglib-rust [INFO] finished tweaking git repo https://github.com/mozilla/hglib-rust [INFO] tweaked toml for git repo https://github.com/mozilla/hglib-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mozilla/hglib-rust on toolchain b56aaec52bc0fa35591a872fb4aac81f606e265c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mozilla/hglib-rust 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" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded subprocess v0.1.20 [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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 305c21e129c4b994178a6d1dcb869e85cb70e1660c52397a99e9f671f609d44e [INFO] running `Command { std: "docker" "start" "-a" "305c21e129c4b994178a6d1dcb869e85cb70e1660c52397a99e9f671f609d44e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "305c21e129c4b994178a6d1dcb869e85cb70e1660c52397a99e9f671f609d44e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "305c21e129c4b994178a6d1dcb869e85cb70e1660c52397a99e9f671f609d44e", kill_on_drop: false }` [INFO] [stdout] 305c21e129c4b994178a6d1dcb869e85cb70e1660c52397a99e9f671f609d44e [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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4cc1ff5b5cb46e2259c0a6f9340e65c0cdf526a00407e0dc01a79db069a2a9ec [INFO] running `Command { std: "docker" "start" "-a" "4cc1ff5b5cb46e2259c0a6f9340e65c0cdf526a00407e0dc01a79db069a2a9ec", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking subprocess v0.1.20 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking hglib-rs v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `msg` is never read [INFO] [stdout] --> src/client.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct HglibError { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 46 | msg: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `HglibError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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/commands/annotate.rs:94:22 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn next_line(&mut self) -> Result, HglibError> { [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] 94 | pub fn next_line(&mut self) -> Result>, HglibError> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `msg` is never read [INFO] [stdout] --> src/client.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct HglibError { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 46 | msg: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `HglibError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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/commands/annotate.rs:94:22 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn next_line(&mut self) -> Result, HglibError> { [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] 94 | pub fn next_line(&mut self) -> Result>, HglibError> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.31s [INFO] running `Command { std: "docker" "inspect" "4cc1ff5b5cb46e2259c0a6f9340e65c0cdf526a00407e0dc01a79db069a2a9ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cc1ff5b5cb46e2259c0a6f9340e65c0cdf526a00407e0dc01a79db069a2a9ec", kill_on_drop: false }` [INFO] [stdout] 4cc1ff5b5cb46e2259c0a6f9340e65c0cdf526a00407e0dc01a79db069a2a9ec