[INFO] fetching crate crfsuite 0.3.1...
[INFO] building crfsuite-0.3.1 against master#ee1c3b385b6673b6ef37d80dfabe048e993c2ae2 for pr-102832-1
[INFO] extracting crate crfsuite 0.3.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate crfsuite 0.3.1 on toolchain ee1c3b385b6673b6ef37d80dfabe048e993c2ae2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ee1c3b385b6673b6ef37d80dfabe048e993c2ae2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crfsuite 0.3.1
[INFO] finished tweaking crates.io crate crfsuite 0.3.1
[INFO] tweaked toml for crates.io crate crfsuite 0.3.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ee1c3b385b6673b6ef37d80dfabe048e993c2ae2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ee1c3b385b6673b6ef37d80dfabe048e993c2ae2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cqdb-sys v0.1.1
[INFO] [stderr]   Downloaded cmake v0.1.48
[INFO] [stderr]   Downloaded liblbfgs-sys v0.1.2
[INFO] [stderr]   Downloaded crfsuite-sys v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+ee1c3b385b6673b6ef37d80dfabe048e993c2ae2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6402f1a36e398f33078e60d25c68872cf72ae52e0aa8d1d9f2200b98f81a6eca
[INFO] running `Command { std: "docker" "start" "-a" "6402f1a36e398f33078e60d25c68872cf72ae52e0aa8d1d9f2200b98f81a6eca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6402f1a36e398f33078e60d25c68872cf72ae52e0aa8d1d9f2200b98f81a6eca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6402f1a36e398f33078e60d25c68872cf72ae52e0aa8d1d9f2200b98f81a6eca", kill_on_drop: false }`
[INFO] [stdout] 6402f1a36e398f33078e60d25c68872cf72ae52e0aa8d1d9f2200b98f81a6eca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+ee1c3b385b6673b6ef37d80dfabe048e993c2ae2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69e4a7e37aa8a6ed4ad1fa71b6ed2cc8f674d89a9f16ed1736670c0628a1c2db
[INFO] running `Command { std: "docker" "start" "-a" "69e4a7e37aa8a6ed4ad1fa71b6ed2cc8f674d89a9f16ed1736670c0628a1c2db", 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] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling liblbfgs-sys v0.1.2
[INFO] [stderr]    Compiling cqdb-sys v0.1.1
[INFO] [stderr]    Compiling crfsuite-sys v0.3.1
[INFO] [stderr]    Compiling crfsuite v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.30s
[INFO] running `Command { std: "docker" "inspect" "69e4a7e37aa8a6ed4ad1fa71b6ed2cc8f674d89a9f16ed1736670c0628a1c2db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69e4a7e37aa8a6ed4ad1fa71b6ed2cc8f674d89a9f16ed1736670c0628a1c2db", kill_on_drop: false }`
[INFO] [stdout] 69e4a7e37aa8a6ed4ad1fa71b6ed2cc8f674d89a9f16ed1736670c0628a1c2db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+ee1c3b385b6673b6ef37d80dfabe048e993c2ae2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cff9bd8420a08d655da72a187cf9c4361d291dfba184edc74c69149d6c170f9a
[INFO] running `Command { std: "docker" "start" "-a" "cff9bd8420a08d655da72a187cf9c4361d291dfba184edc74c69149d6c170f9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crfsuite v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]     --> src/lib.rs:1110:9
[INFO] [stdout]      |
[INFO] [stdout] 1110 |         Attribute::from(("foo", 1.0));
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` 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 1.17s
[INFO] running `Command { std: "docker" "inspect" "cff9bd8420a08d655da72a187cf9c4361d291dfba184edc74c69149d6c170f9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cff9bd8420a08d655da72a187cf9c4361d291dfba184edc74c69149d6c170f9a", kill_on_drop: false }`
[INFO] [stdout] cff9bd8420a08d655da72a187cf9c4361d291dfba184edc74c69149d6c170f9a