[INFO] fetching crate shen-nbt5 0.4.6...
[INFO] building shen-nbt5-0.4.6 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate shen-nbt5 0.4.6 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate shen-nbt5 0.4.6
[INFO] finished tweaking crates.io crate shen-nbt5 0.4.6
[INFO] tweaked toml for crates.io crate shen-nbt5 0.4.6 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate shen-nbt5 0.4.6 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0aec785e68df9beedbf9b52878ce4d93e506ac3911033ff8c716a2d2f3507f8
[INFO] running `Command { std: "docker" "start" "-a" "d0aec785e68df9beedbf9b52878ce4d93e506ac3911033ff8c716a2d2f3507f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0aec785e68df9beedbf9b52878ce4d93e506ac3911033ff8c716a2d2f3507f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0aec785e68df9beedbf9b52878ce4d93e506ac3911033ff8c716a2d2f3507f8", kill_on_drop: false }`
[INFO] [stdout] d0aec785e68df9beedbf9b52878ce4d93e506ac3911033ff8c716a2d2f3507f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 206bd4091bc56e8f8cd87f9d2e0b02bd005f59ca55c8545ea03fa51745615531
[INFO] running `Command { std: "docker" "start" "-a" "206bd4091bc56e8f8cd87f9d2e0b02bd005f59ca55c8545ea03fa51745615531", kill_on_drop: false }`
[INFO] [stderr]    Compiling shen-nbt5 v0.4.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/reader.rs:375:22
[INFO] [stdout]     |
[INFO] [stdout] 375 |     pub fn new(data: &mut [u8]) -> NbtReader { NbtReader { data, cursor: 0 } }
[INFO] [stdout]     |                      ^^^^^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 375 |     pub fn new(data: &mut [u8]) -> NbtReader<'_> { NbtReader { data, cursor: 0 } }
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/reader.rs:662:9
[INFO] [stdout]     |
[INFO] [stdout] 662 |         std::mem::transmute::<u32, f32>(value)
[INFO] [stdout]     |         -------------------------------^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: replace this with: `f32::from_bits`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/reader.rs:672:9
[INFO] [stdout]     |
[INFO] [stdout] 672 |         std::mem::transmute::<u32, f32>(value)
[INFO] [stdout]     |         -------------------------------^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/reader.rs:682:9
[INFO] [stdout]     |
[INFO] [stdout] 682 |         std::mem::transmute::<u64, f64>(value)
[INFO] [stdout]     |         -------------------------------^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: replace this with: `f64::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/reader.rs:692:9
[INFO] [stdout]     |
[INFO] [stdout] 692 |         std::mem::transmute::<u64, f64>(value)
[INFO] [stdout]     |         -------------------------------^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: replace this with: `f64::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "206bd4091bc56e8f8cd87f9d2e0b02bd005f59ca55c8545ea03fa51745615531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "206bd4091bc56e8f8cd87f9d2e0b02bd005f59ca55c8545ea03fa51745615531", kill_on_drop: false }`
[INFO] [stdout] 206bd4091bc56e8f8cd87f9d2e0b02bd005f59ca55c8545ea03fa51745615531
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e118f49e8bb0b9a603183004037d99e3db0e5b0568d84698a344492c56bdf763
[INFO] running `Command { std: "docker" "start" "-a" "e118f49e8bb0b9a603183004037d99e3db0e5b0568d84698a344492c56bdf763", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/reader.rs:375:22
[INFO] [stdout]     |
[INFO] [stdout] 375 |     pub fn new(data: &mut [u8]) -> NbtReader { NbtReader { data, cursor: 0 } }
[INFO] [stdout]     |                      ^^^^^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 375 |     pub fn new(data: &mut [u8]) -> NbtReader<'_> { NbtReader { data, cursor: 0 } }
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/reader.rs:662:9
[INFO] [stdout]     |
[INFO] [stdout] 662 |         std::mem::transmute::<u32, f32>(value)
[INFO] [stdout]     |         -------------------------------^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: replace this with: `f32::from_bits`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/reader.rs:672:9
[INFO] [stdout]     |
[INFO] [stdout] 672 |         std::mem::transmute::<u32, f32>(value)
[INFO] [stdout]     |         -------------------------------^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/reader.rs:682:9
[INFO] [stdout]     |
[INFO] [stdout] 682 |         std::mem::transmute::<u64, f64>(value)
[INFO] [stdout]     |         -------------------------------^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: replace this with: `f64::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/reader.rs:692:9
[INFO] [stdout]     |
[INFO] [stdout] 692 |         std::mem::transmute::<u64, f64>(value)
[INFO] [stdout]     |         -------------------------------^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: replace this with: `f64::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling shen-nbt5 v0.4.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]    --> src/tests.rs:326:9
[INFO] [stdout]     |
[INFO] [stdout] 326 |     use std::io::Read;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/reader.rs:375:22
[INFO] [stdout]     |
[INFO] [stdout] 375 |     pub fn new(data: &mut [u8]) -> NbtReader { NbtReader { data, cursor: 0 } }
[INFO] [stdout]     |                      ^^^^^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 375 |     pub fn new(data: &mut [u8]) -> NbtReader<'_> { NbtReader { data, cursor: 0 } }
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/reader.rs:662:9
[INFO] [stdout]     |
[INFO] [stdout] 662 |         std::mem::transmute::<u32, f32>(value)
[INFO] [stdout]     |         -------------------------------^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: replace this with: `f32::from_bits`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/reader.rs:672:9
[INFO] [stdout]     |
[INFO] [stdout] 672 |         std::mem::transmute::<u32, f32>(value)
[INFO] [stdout]     |         -------------------------------^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/reader.rs:682:9
[INFO] [stdout]     |
[INFO] [stdout] 682 |         std::mem::transmute::<u64, f64>(value)
[INFO] [stdout]     |         -------------------------------^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: replace this with: `f64::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/reader.rs:692:9
[INFO] [stdout]     |
[INFO] [stdout] 692 |         std::mem::transmute::<u64, f64>(value)
[INFO] [stdout]     |         -------------------------------^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: replace this with: `f64::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "e118f49e8bb0b9a603183004037d99e3db0e5b0568d84698a344492c56bdf763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e118f49e8bb0b9a603183004037d99e3db0e5b0568d84698a344492c56bdf763", kill_on_drop: false }`
[INFO] [stdout] e118f49e8bb0b9a603183004037d99e3db0e5b0568d84698a344492c56bdf763
