[INFO] fetching crate nan-tag 0.1.1...
[INFO] building nan-tag-0.1.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate nan-tag 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate nan-tag 0.1.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nan-tag 0.1.1
[INFO] tweaked toml for crates.io crate nan-tag 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nan-tag 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] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8798c389a37ff3ef8408167916800f5014f949f1c1a468355e80c589f97d6496
[INFO] running `Command { std: "docker" "start" "-a" "8798c389a37ff3ef8408167916800f5014f949f1c1a468355e80c589f97d6496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8798c389a37ff3ef8408167916800f5014f949f1c1a468355e80c589f97d6496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8798c389a37ff3ef8408167916800f5014f949f1c1a468355e80c589f97d6496", kill_on_drop: false }`
[INFO] [stdout] 8798c389a37ff3ef8408167916800f5014f949f1c1a468355e80c589f97d6496
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2edf67b52f3d1b47431a0fb79b64c5387b817293d91cbf4254ed0f2af1cd7477
[INFO] running `Command { std: "docker" "start" "-a" "2edf67b52f3d1b47431a0fb79b64c5387b817293d91cbf4254ed0f2af1cd7477", kill_on_drop: false }`
[INFO] [stderr]    Compiling nan-tag v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `sptr::Strict`
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use sptr::Strict;
[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:22:34
[INFO] [stdout]    |
[INFO] [stdout] 22 | const ACTUAL_NAN: f64 = unsafe { core::mem::transmute::<u64, f64>(ACTUAL_NAN_BITS) };
[INFO] [stdout]    |                                  --------------------------------^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  help: replace this with: `f64::from_bits`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "2edf67b52f3d1b47431a0fb79b64c5387b817293d91cbf4254ed0f2af1cd7477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2edf67b52f3d1b47431a0fb79b64c5387b817293d91cbf4254ed0f2af1cd7477", kill_on_drop: false }`
[INFO] [stdout] 2edf67b52f3d1b47431a0fb79b64c5387b817293d91cbf4254ed0f2af1cd7477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 94b4fb83d34b50ea59c0ade4df4ea09da7f3d417b11e591a7d2012c082fc6bf9
[INFO] running `Command { std: "docker" "start" "-a" "94b4fb83d34b50ea59c0ade4df4ea09da7f3d417b11e591a7d2012c082fc6bf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling serde_spanned v1.0.2
[INFO] [stderr]    Compiling toml_writer v1.0.3
[INFO] [stdout] warning: unused import: `sptr::Strict`
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use sptr::Strict;
[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:22:34
[INFO] [stdout]    |
[INFO] [stdout] 22 | const ACTUAL_NAN: f64 = unsafe { core::mem::transmute::<u64, f64>(ACTUAL_NAN_BITS) };
[INFO] [stdout]    |                                  --------------------------------^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  help: replace this with: `f64::from_bits`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling toml v0.9.7
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling trybuild v1.0.111
[INFO] [stderr]    Compiling nan-tag v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `sptr::Strict`
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use sptr::Strict;
[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:22:34
[INFO] [stdout]    |
[INFO] [stdout] 22 | const ACTUAL_NAN: f64 = unsafe { core::mem::transmute::<u64, f64>(ACTUAL_NAN_BITS) };
[INFO] [stdout]    |                                  --------------------------------^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  help: replace this with: `f64::from_bits`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.33s
[INFO] running `Command { std: "docker" "inspect" "94b4fb83d34b50ea59c0ade4df4ea09da7f3d417b11e591a7d2012c082fc6bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b4fb83d34b50ea59c0ade4df4ea09da7f3d417b11e591a7d2012c082fc6bf9", kill_on_drop: false }`
[INFO] [stdout] 94b4fb83d34b50ea59c0ade4df4ea09da7f3d417b11e591a7d2012c082fc6bf9