[INFO] fetching crate transmute-bytes 0.1.1...
[INFO] testing transmute-bytes-0.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate transmute-bytes 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate transmute-bytes 0.1.1
[INFO] finished tweaking crates.io crate transmute-bytes 0.1.1
[INFO] tweaked toml for crates.io crate transmute-bytes 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate transmute-bytes 0.1.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88dca030f8dc6dcd3685f8371c5e884fe9409f79b590fe52da0de49f4c8866ad
[INFO] running `Command { std: "docker" "start" "-a" "88dca030f8dc6dcd3685f8371c5e884fe9409f79b590fe52da0de49f4c8866ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88dca030f8dc6dcd3685f8371c5e884fe9409f79b590fe52da0de49f4c8866ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88dca030f8dc6dcd3685f8371c5e884fe9409f79b590fe52da0de49f4c8866ad", kill_on_drop: false }`
[INFO] [stdout] 88dca030f8dc6dcd3685f8371c5e884fe9409f79b590fe52da0de49f4c8866ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 719173d6388d69543b49326c7cf4f8ae02aa0196851f7f5a1b3ee2a8c01c8661
[INFO] running `Command { std: "docker" "start" "-a" "719173d6388d69543b49326c7cf4f8ae02aa0196851f7f5a1b3ee2a8c01c8661", kill_on_drop: false }`
[INFO] [stderr]    Compiling transmute-bytes v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "719173d6388d69543b49326c7cf4f8ae02aa0196851f7f5a1b3ee2a8c01c8661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "719173d6388d69543b49326c7cf4f8ae02aa0196851f7f5a1b3ee2a8c01c8661", kill_on_drop: false }`
[INFO] [stdout] 719173d6388d69543b49326c7cf4f8ae02aa0196851f7f5a1b3ee2a8c01c8661
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d63c05f769d22cc7d771249b076fac25edebff97fc02e965d002f753a2ccf6d
[INFO] running `Command { std: "docker" "start" "-a" "6d63c05f769d22cc7d771249b076fac25edebff97fc02e965d002f753a2ccf6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling transmute-bytes v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]  --> tests/basic.rs:7:43
[INFO] [stdout]   |
[INFO] [stdout] 7 |             let bytes: [u8; 8] = unsafe { std::mem::transmute(x) };
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout]   = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]   |
[INFO] [stdout] 7 -             let bytes: [u8; 8] = unsafe { std::mem::transmute(x) };
[INFO] [stdout] 7 +             let bytes: [u8; 8] = unsafe { u64::to_ne_bytes(x) };
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "6d63c05f769d22cc7d771249b076fac25edebff97fc02e965d002f753a2ccf6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d63c05f769d22cc7d771249b076fac25edebff97fc02e965d002f753a2ccf6d", kill_on_drop: false }`
[INFO] [stdout] 6d63c05f769d22cc7d771249b076fac25edebff97fc02e965d002f753a2ccf6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b78e084cf040b6525a643f6050fb47182e4771e8059443c503213ff61593521a
[INFO] running `Command { std: "docker" "start" "-a" "b78e084cf040b6525a643f6050fb47182e4771e8059443c503213ff61593521a", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stdout] 
[INFO] [stderr]  --> tests/basic.rs:7:43
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 7 |             let bytes: [u8; 8] = unsafe { std::mem::transmute(x) };
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |                                           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] running 3 tests
[INFO] [stderr]   = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] test basic ... ok
[INFO] [stderr] help: replace this with
[INFO] [stdout] test owned ... ok
[INFO] [stderr]   |
[INFO] [stderr] 7 -             let bytes: [u8; 8] = unsafe { std::mem::transmute(x) };
[INFO] [stderr] 7 +             let bytes: [u8; 8] = unsafe { u64::to_ne_bytes(x) };
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `transmute-bytes` (test "basic") generated 1 warning (run `cargo fix --test "basic" -p transmute-bytes` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/transmute_bytes-33f43ae5a94b6ac1)
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-c759457e724a2187)
[INFO] [stderr]    Doc-tests transmute_bytes
[INFO] [stdout] test borrowed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b78e084cf040b6525a643f6050fb47182e4771e8059443c503213ff61593521a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b78e084cf040b6525a643f6050fb47182e4771e8059443c503213ff61593521a", kill_on_drop: false }`
[INFO] [stdout] b78e084cf040b6525a643f6050fb47182e4771e8059443c503213ff61593521a