[INFO] fetching crate nff 0.1.2... [INFO] building nff-0.1.2 against try#615edd3ad1cf6871c977dc900317cb6c2070fd6b for pr-97334 [INFO] extracting crate nff 0.1.2 into /workspace/builds/worker-23/source [INFO] validating manifest of crates.io crate nff 0.1.2 on toolchain 615edd3ad1cf6871c977dc900317cb6c2070fd6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nff 0.1.2 [INFO] finished tweaking crates.io crate nff 0.1.2 [INFO] tweaked toml for crates.io crate nff 0.1.2 written to /workspace/builds/worker-23/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cd1e0abd8eb24d6f73b187d71a729dbf86d29ee6be7a099c5d6d76438490a760 [INFO] running `Command { std: "docker" "start" "-a" "cd1e0abd8eb24d6f73b187d71a729dbf86d29ee6be7a099c5d6d76438490a760", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd1e0abd8eb24d6f73b187d71a729dbf86d29ee6be7a099c5d6d76438490a760", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd1e0abd8eb24d6f73b187d71a729dbf86d29ee6be7a099c5d6d76438490a760", kill_on_drop: false }` [INFO] [stdout] cd1e0abd8eb24d6f73b187d71a729dbf86d29ee6be7a099c5d6d76438490a760 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 86bec0708f99d7c4bfd31694d8359180df3beeefed443af758bd6f883fb61722 [INFO] running `Command { std: "docker" "start" "-a" "86bec0708f99d7c4bfd31694d8359180df3beeefed443af758bd6f883fb61722", kill_on_drop: false }` [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling hashbrown v0.1.8 [INFO] [stderr] Compiling nff v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 61 | let mut rhs = side.next().expect("Missing right hand side").trim().chars(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.56s [INFO] running `Command { std: "docker" "inspect" "86bec0708f99d7c4bfd31694d8359180df3beeefed443af758bd6f883fb61722", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86bec0708f99d7c4bfd31694d8359180df3beeefed443af758bd6f883fb61722", kill_on_drop: false }` [INFO] [stdout] 86bec0708f99d7c4bfd31694d8359180df3beeefed443af758bd6f883fb61722 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a5e1cf873632af5ffff36104f91c8f2e5bb3d719246a545115160dfa3221e5b2 [INFO] running `Command { std: "docker" "start" "-a" "a5e1cf873632af5ffff36104f91c8f2e5bb3d719246a545115160dfa3221e5b2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling nff v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 61 | let mut rhs = side.next().expect("Missing right hand side").trim().chars(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 61 | let mut rhs = side.next().expect("Missing right hand side").trim().chars(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.51s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/nff-819f20b3f2d2c526) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/nff-9b77ab6e14dff17d) [INFO] running `Command { std: "docker" "inspect" "a5e1cf873632af5ffff36104f91c8f2e5bb3d719246a545115160dfa3221e5b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5e1cf873632af5ffff36104f91c8f2e5bb3d719246a545115160dfa3221e5b2", kill_on_drop: false }` [INFO] [stdout] a5e1cf873632af5ffff36104f91c8f2e5bb3d719246a545115160dfa3221e5b2