[INFO] fetching crate lzma-rs-perf-exp 0.2.1...
[INFO] checking lzma-rs-perf-exp-0.2.1 against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] extracting crate lzma-rs-perf-exp 0.2.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate lzma-rs-perf-exp 0.2.1
[INFO] finished tweaking crates.io crate lzma-rs-perf-exp 0.2.1
[INFO] tweaked toml for crates.io crate lzma-rs-perf-exp 0.2.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lzma-rs-perf-exp 0.2.1 on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "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" "+52995a223f2919dd3e2e427231db90a257350ded" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to highest compatible versions
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.11)
[INFO] [stderr]       Adding rust-lzma v0.5.1 (available: v0.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 277a3cfa715a70b16a3db2ce90f535e7c5370eec5d0ecb4c9bcd1db1ff63a35b
[INFO] running `Command { std: "docker" "start" "277a3cfa715a70b16a3db2ce90f535e7c5370eec5d0ecb4c9bcd1db1ff63a35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "277a3cfa715a70b16a3db2ce90f535e7c5370eec5d0ecb4c9bcd1db1ff63a35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "277a3cfa715a70b16a3db2ce90f535e7c5370eec5d0ecb4c9bcd1db1ff63a35b" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "277a3cfa715a70b16a3db2ce90f535e7c5370eec5d0ecb4c9bcd1db1ff63a35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "277a3cfa715a70b16a3db2ce90f535e7c5370eec5d0ecb4c9bcd1db1ff63a35b" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.34
[INFO] [stderr]     Checking crc-catalog v2.5.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]     Checking crc v3.4.0
[INFO] [stderr]     Checking lzma-rs-perf-exp v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rust-lzma v0.5.1
[INFO] [stdout] warning: use of deprecated constant `std::u8::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/xz/mod.rs:93:34
[INFO] [stdout]    |
[INFO] [stdout] 93 |         for input in 0..std::u8::MAX {
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_output`, `get_output_mut`, and `into_output` are never used
[INFO] [stdout]   --> src/decode/lzbuffer.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub trait LzBuffer<'a, W>
[INFO] [stdout]    |           -------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 21 |     fn get_output(&self) -> &W;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 22 |     // Get a mutable reference to the output sink
[INFO] [stdout] 23 |     fn get_output_mut(&mut self) -> &mut W;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn into_output(self) -> W;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::io::Error`
[INFO] [stdout]   --> src/xz/mod.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 | /         writer
[INFO] [stdout] 47 | |             .write(&[0x00, self.check_method as u8])
[INFO] [stdout] 48 | |             .map_err(Into::into)
[INFO] [stdout]    | |________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 47 -             .write(&[0x00, self.check_method as u8])
[INFO] [stdout] 48 -             .map_err(Into::into)
[INFO] [stdout] 47 +             .write(&[0x00, self.check_method as u8])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lzma-rs-perf-exp` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: methods `get_output`, `get_output_mut`, and `into_output` are never used
[INFO] [stdout]   --> src/decode/lzbuffer.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub trait LzBuffer<'a, W>
[INFO] [stdout]    |           -------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 21 |     fn get_output(&self) -> &W;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 22 |     // Get a mutable reference to the output sink
[INFO] [stdout] 23 |     fn get_output_mut(&mut self) -> &mut W;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn into_output(self) -> W;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `std::io::Error`
[INFO] [stdout]   --> src/xz/mod.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 | /         writer
[INFO] [stdout] 47 | |             .write(&[0x00, self.check_method as u8])
[INFO] [stdout] 48 | |             .map_err(Into::into)
[INFO] [stdout]    | |________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 47 -             .write(&[0x00, self.check_method as u8])
[INFO] [stdout] 48 -             .map_err(Into::into)
[INFO] [stdout] 47 +             .write(&[0x00, self.check_method as u8])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lzma-rs-perf-exp` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "277a3cfa715a70b16a3db2ce90f535e7c5370eec5d0ecb4c9bcd1db1ff63a35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "277a3cfa715a70b16a3db2ce90f535e7c5370eec5d0ecb4c9bcd1db1ff63a35b", kill_on_drop: false }`
[INFO] [stdout] 277a3cfa715a70b16a3db2ce90f535e7c5370eec5d0ecb4c9bcd1db1ff63a35b
