[INFO] fetching crate lzma-rs 0.3.0...
[INFO] checking lzma-rs-0.3.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate lzma-rs 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate lzma-rs 0.3.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lzma-rs 0.3.0
[INFO] finished tweaking crates.io crate lzma-rs 0.3.0
[INFO] tweaked toml for crates.io crate lzma-rs 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.5)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (available: v0.4.0)
[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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5373c72305563704ea19e3543b35bf8537686760549d0648ffee8c373ff568b6
[INFO] running `Command { std: "docker" "start" "-a" "5373c72305563704ea19e3543b35bf8537686760549d0648ffee8c373ff568b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5373c72305563704ea19e3543b35bf8537686760549d0648ffee8c373ff568b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5373c72305563704ea19e3543b35bf8537686760549d0648ffee8c373ff568b6", kill_on_drop: false }`
[INFO] [stdout] 5373c72305563704ea19e3543b35bf8537686760549d0648ffee8c373ff568b6
[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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e33eaff2e8ca196a567e6d1ddb6e9359b970ce427a793d312d12c9e460a93912
[INFO] running `Command { std: "docker" "start" "-a" "e33eaff2e8ca196a567e6d1ddb6e9359b970ce427a793d312d12c9e460a93912", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-lzma v0.5.1
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]     Checking crc v3.2.1
[INFO] [stderr]     Checking lzma-rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `get_output`, `get_output_mut`, and `into_output` are never used
[INFO] [stdout]   --> src/decode/lzbuffer.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub trait LzBuffer<W>
[INFO] [stdout]    |           -------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn get_output(&self) -> &W;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 19 |     // Get a mutable reference to the output sink
[INFO] [stdout] 20 |     fn get_output_mut(&mut self) -> &mut W;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     fn into_output(self) -> W;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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:18:8
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub trait LzBuffer<W>
[INFO] [stdout]    |           -------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn get_output(&self) -> &W;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 19 |     // Get a mutable reference to the output sink
[INFO] [stdout] 20 |     fn get_output_mut(&mut self) -> &mut W;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     fn into_output(self) -> W;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "e33eaff2e8ca196a567e6d1ddb6e9359b970ce427a793d312d12c9e460a93912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e33eaff2e8ca196a567e6d1ddb6e9359b970ce427a793d312d12c9e460a93912", kill_on_drop: false }`
[INFO] [stdout] e33eaff2e8ca196a567e6d1ddb6e9359b970ce427a793d312d12c9e460a93912