[INFO] fetching crate peresil 0.4.0-alpha.0...
[INFO] checking peresil-0.4.0-alpha.0 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate peresil 0.4.0-alpha.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate peresil 0.4.0-alpha.0 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate peresil 0.4.0-alpha.0
[INFO] finished tweaking crates.io crate peresil 0.4.0-alpha.0
[INFO] tweaked toml for crates.io crate peresil 0.4.0-alpha.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05a6a51852f3ba98da32eee0ad8cf95e224d946eda44dbca108a2aa2c765714e
[INFO] running `Command { std: "docker" "start" "-a" "05a6a51852f3ba98da32eee0ad8cf95e224d946eda44dbca108a2aa2c765714e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05a6a51852f3ba98da32eee0ad8cf95e224d946eda44dbca108a2aa2c765714e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05a6a51852f3ba98da32eee0ad8cf95e224d946eda44dbca108a2aa2c765714e", kill_on_drop: false }`
[INFO] [stdout] 05a6a51852f3ba98da32eee0ad8cf95e224d946eda44dbca108a2aa2c765714e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef9d7c1ddae6115d6717cfe11565a65e299073158503600506aaf5f2243f35c0
[INFO] running `Command { std: "docker" "start" "-a" "ef9d7c1ddae6115d6717cfe11565a65e299073158503600506aaf5f2243f35c0", kill_on_drop: false }`
[INFO] [stderr]     Checking peresil v0.4.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/calculator.rs:72:51
[INFO] [stdout]    |
[INFO] [stdout] 72 | type LeftAssociativeRule<'a> = (&'static str, &'a Fn(Expression, Expression) -> Expression);
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Expression, Expression) -> Expression`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "ef9d7c1ddae6115d6717cfe11565a65e299073158503600506aaf5f2243f35c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef9d7c1ddae6115d6717cfe11565a65e299073158503600506aaf5f2243f35c0", kill_on_drop: false }`
[INFO] [stdout] ef9d7c1ddae6115d6717cfe11565a65e299073158503600506aaf5f2243f35c0