[INFO] fetching crate sysfunc-dynamac-transmute 0.1.1...
[INFO] building sysfunc-dynamac-transmute-0.1.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate sysfunc-dynamac-transmute 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate sysfunc-dynamac-transmute 0.1.1
[INFO] finished tweaking crates.io crate sysfunc-dynamac-transmute 0.1.1
[INFO] tweaked toml for crates.io crate sysfunc-dynamac-transmute 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sysfunc-dynamac-transmute 0.1.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7aaa78a66fba696a0d72216bb0d2bbcc62baf11f810236bce747cbd48451aab6
[INFO] running `Command { std: "docker" "start" "-a" "7aaa78a66fba696a0d72216bb0d2bbcc62baf11f810236bce747cbd48451aab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7aaa78a66fba696a0d72216bb0d2bbcc62baf11f810236bce747cbd48451aab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aaa78a66fba696a0d72216bb0d2bbcc62baf11f810236bce747cbd48451aab6", kill_on_drop: false }`
[INFO] [stdout] 7aaa78a66fba696a0d72216bb0d2bbcc62baf11f810236bce747cbd48451aab6
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a746668ee306350f928634f8dc77d35f0bba02262d607495bf81006f3d6db84
[INFO] running `Command { std: "docker" "start" "-a" "8a746668ee306350f928634f8dc77d35f0bba02262d607495bf81006f3d6db84", kill_on_drop: false }`
[INFO] [stderr]    Compiling sysfunc-dynamac-transmute v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "8a746668ee306350f928634f8dc77d35f0bba02262d607495bf81006f3d6db84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a746668ee306350f928634f8dc77d35f0bba02262d607495bf81006f3d6db84", kill_on_drop: false }`
[INFO] [stdout] 8a746668ee306350f928634f8dc77d35f0bba02262d607495bf81006f3d6db84
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6483e3de5e3181814cded9652aedd6c0579816872dc6d68fff449fcc23d62b2a
[INFO] running `Command { std: "docker" "start" "-a" "6483e3de5e3181814cded9652aedd6c0579816872dc6d68fff449fcc23d62b2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling sysfunc-dynamac-transmute v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::wrapped_transmute`
[INFO] [stdout]   --> src/lib.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |         use super::wrapped_transmute;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/lib.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         core::mem::transmute::<$source_type,$destination_type>($value)
[INFO] [stdout]    |         ------------------------------------------------------^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: replace this with: `f32::to_bits`
[INFO] [stdout] ...
[INFO] [stdout] 81 |             let c = unsafe { wrapped_transmute!(a, f32, u32) };
[INFO] [stdout]    |                              ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `wrapped_transmute` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "6483e3de5e3181814cded9652aedd6c0579816872dc6d68fff449fcc23d62b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6483e3de5e3181814cded9652aedd6c0579816872dc6d68fff449fcc23d62b2a", kill_on_drop: false }`
[INFO] [stdout] 6483e3de5e3181814cded9652aedd6c0579816872dc6d68fff449fcc23d62b2a