[INFO] fetching crate shen-nbt5 0.4.6...
[INFO] building shen-nbt5-0.4.6 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate shen-nbt5 0.4.6 into /workspace/builds/worker-3-tc2/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-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shen-nbt5 0.4.6 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0cbfd60b3e696340fe4b422ad5a44f8f88ba1af6f4e23edcab2ecadc5c1c7ccd
[INFO] running `Command { std: "docker" "start" "-a" "0cbfd60b3e696340fe4b422ad5a44f8f88ba1af6f4e23edcab2ecadc5c1c7ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cbfd60b3e696340fe4b422ad5a44f8f88ba1af6f4e23edcab2ecadc5c1c7ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cbfd60b3e696340fe4b422ad5a44f8f88ba1af6f4e23edcab2ecadc5c1c7ccd", kill_on_drop: false }`
[INFO] [stdout] 0cbfd60b3e696340fe4b422ad5a44f8f88ba1af6f4e23edcab2ecadc5c1c7ccd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bd6a0df55b0fa72f71c8d5e732fd93242892443cf76c4d955e08347cd987193
[INFO] running `Command { std: "docker" "start" "-a" "1bd6a0df55b0fa72f71c8d5e732fd93242892443cf76c4d955e08347cd987193", 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 0.77s
[INFO] running `Command { std: "docker" "inspect" "1bd6a0df55b0fa72f71c8d5e732fd93242892443cf76c4d955e08347cd987193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bd6a0df55b0fa72f71c8d5e732fd93242892443cf76c4d955e08347cd987193", kill_on_drop: false }`
[INFO] [stdout] 1bd6a0df55b0fa72f71c8d5e732fd93242892443cf76c4d955e08347cd987193
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b2496ec842a963f7b12b1435db1800f8109245f0d4bdf7f31661d115354757a
[INFO] running `Command { std: "docker" "start" "-a" "1b2496ec842a963f7b12b1435db1800f8109245f0d4bdf7f31661d115354757a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[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 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 2.51s
[INFO] running `Command { std: "docker" "inspect" "1b2496ec842a963f7b12b1435db1800f8109245f0d4bdf7f31661d115354757a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b2496ec842a963f7b12b1435db1800f8109245f0d4bdf7f31661d115354757a", kill_on_drop: false }`
[INFO] [stdout] 1b2496ec842a963f7b12b1435db1800f8109245f0d4bdf7f31661d115354757a
