[INFO] fetching crate unbytes 0.5.0...
[INFO] testing unbytes-0.5.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate unbytes 0.5.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate unbytes 0.5.0
[INFO] finished tweaking crates.io crate unbytes 0.5.0
[INFO] tweaked toml for crates.io crate unbytes 0.5.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unbytes 0.5.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea44c61716ad6dd7453547857b5a566fcff1c911ef037246de7650178b4ebaf2
[INFO] running `Command { std: "docker" "start" "-a" "ea44c61716ad6dd7453547857b5a566fcff1c911ef037246de7650178b4ebaf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea44c61716ad6dd7453547857b5a566fcff1c911ef037246de7650178b4ebaf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea44c61716ad6dd7453547857b5a566fcff1c911ef037246de7650178b4ebaf2", kill_on_drop: false }`
[INFO] [stdout] ea44c61716ad6dd7453547857b5a566fcff1c911ef037246de7650178b4ebaf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 507d2fea114d8f65a8716d7c26e54e2f18d854ac396d6003bb303e1df1615ca4
[INFO] running `Command { std: "docker" "start" "-a" "507d2fea114d8f65a8716d7c26e54e2f18d854ac396d6003bb303e1df1615ca4", kill_on_drop: false }`
[INFO] [stderr]    Compiling unbytes v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/decode.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Ok(unsafe { transmute::<u8, i8>(reader.as_mut().read_byte()?) })
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]    |
[INFO] [stdout] 20 -         Ok(unsafe { transmute::<u8, i8>(reader.as_mut().read_byte()?) })
[INFO] [stdout] 20 +         Ok(unsafe { u8::cast_signed(reader.as_mut().read_byte()?) })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "507d2fea114d8f65a8716d7c26e54e2f18d854ac396d6003bb303e1df1615ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "507d2fea114d8f65a8716d7c26e54e2f18d854ac396d6003bb303e1df1615ca4", kill_on_drop: false }`
[INFO] [stdout] 507d2fea114d8f65a8716d7c26e54e2f18d854ac396d6003bb303e1df1615ca4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3e453c06b0be833114460aef27f9d751420b6cb46262e934053dc9d529ee18b
[INFO] running `Command { std: "docker" "start" "-a" "e3e453c06b0be833114460aef27f9d751420b6cb46262e934053dc9d529ee18b", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/decode.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Ok(unsafe { transmute::<u8, i8>(reader.as_mut().read_byte()?) })
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]    |
[INFO] [stdout] 20 -         Ok(unsafe { transmute::<u8, i8>(reader.as_mut().read_byte()?) })
[INFO] [stdout] 20 +         Ok(unsafe { u8::cast_signed(reader.as_mut().read_byte()?) })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unbytes v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/decode.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Ok(unsafe { transmute::<u8, i8>(reader.as_mut().read_byte()?) })
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]    |
[INFO] [stdout] 20 -         Ok(unsafe { transmute::<u8, i8>(reader.as_mut().read_byte()?) })
[INFO] [stdout] 20 +         Ok(unsafe { u8::cast_signed(reader.as_mut().read_byte()?) })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "e3e453c06b0be833114460aef27f9d751420b6cb46262e934053dc9d529ee18b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e453c06b0be833114460aef27f9d751420b6cb46262e934053dc9d529ee18b", kill_on_drop: false }`
[INFO] [stdout] e3e453c06b0be833114460aef27f9d751420b6cb46262e934053dc9d529ee18b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3097a9138a85d745940eb6d6521292ca060e4431afb2b932dac931c528a10a54
[INFO] running `Command { std: "docker" "start" "-a" "3097a9138a85d745940eb6d6521292ca060e4431afb2b932dac931c528a10a54", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> src/decode.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |         Ok(unsafe { transmute::<u8, i8>(reader.as_mut().read_byte()?) })
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stderr] help: replace this with
[INFO] [stderr]    |
[INFO] [stderr] 20 -         Ok(unsafe { transmute::<u8, i8>(reader.as_mut().read_byte()?) })
[INFO] [stderr] 20 +         Ok(unsafe { u8::cast_signed(reader.as_mut().read_byte()?) })
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `unbytes` (lib) generated 1 warning (run `cargo fix --lib -p unbytes` to apply 1 suggestion)
[INFO] [stderr] warning: `unbytes` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unbytes-36cdbd852a3eace9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test static_slice_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unbytes
[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" "3097a9138a85d745940eb6d6521292ca060e4431afb2b932dac931c528a10a54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3097a9138a85d745940eb6d6521292ca060e4431afb2b932dac931c528a10a54", kill_on_drop: false }`
[INFO] [stdout] 3097a9138a85d745940eb6d6521292ca060e4431afb2b932dac931c528a10a54
