[INFO] fetching crate crfsuite 0.3.1...
[INFO] building crfsuite-0.3.1 against try#0c94de7c1a8f4b82b92d562847c35f513f520c7a 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 0c94de7c1a8f4b82b92d562847c35f513f520c7a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "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" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce9a848f2e0f3b6832c9a0a4e490cbde1f8f8c81b9b756a8b48c52e5834eeea7
[INFO] running `Command { std: "docker" "start" "-a" "ce9a848f2e0f3b6832c9a0a4e490cbde1f8f8c81b9b756a8b48c52e5834eeea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce9a848f2e0f3b6832c9a0a4e490cbde1f8f8c81b9b756a8b48c52e5834eeea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9a848f2e0f3b6832c9a0a4e490cbde1f8f8c81b9b756a8b48c52e5834eeea7", kill_on_drop: false }`
[INFO] [stdout] ce9a848f2e0f3b6832c9a0a4e490cbde1f8f8c81b9b756a8b48c52e5834eeea7
[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" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63fb3cb23658c038c7a537684d5b960f9e97170657d73c445d12d188366ce958
[INFO] running `Command { std: "docker" "start" "-a" "63fb3cb23658c038c7a537684d5b960f9e97170657d73c445d12d188366ce958", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling cqdb-sys v0.1.1
[INFO] [stderr]    Compiling liblbfgs-sys v0.1.2
[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 5.24s
[INFO] running `Command { std: "docker" "inspect" "63fb3cb23658c038c7a537684d5b960f9e97170657d73c445d12d188366ce958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63fb3cb23658c038c7a537684d5b960f9e97170657d73c445d12d188366ce958", kill_on_drop: false }`
[INFO] [stdout] 63fb3cb23658c038c7a537684d5b960f9e97170657d73c445d12d188366ce958
[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" "+0c94de7c1a8f4b82b92d562847c35f513f520c7a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 015799b36f08c1a3ea5decf45534bd216ac0bc5d7f92d96aa6a8edd244eb7f5a
[INFO] running `Command { std: "docker" "start" "-a" "015799b36f08c1a3ea5decf45534bd216ac0bc5d7f92d96aa6a8edd244eb7f5a", 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 1.21s
[INFO] running `Command { std: "docker" "inspect" "015799b36f08c1a3ea5decf45534bd216ac0bc5d7f92d96aa6a8edd244eb7f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "015799b36f08c1a3ea5decf45534bd216ac0bc5d7f92d96aa6a8edd244eb7f5a", kill_on_drop: false }`
[INFO] [stdout] 015799b36f08c1a3ea5decf45534bd216ac0bc5d7f92d96aa6a8edd244eb7f5a