[INFO] fetching crate nmea0183-core 0.1.3...
[INFO] checking nmea0183-core-0.1.3 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate nmea0183-core 0.1.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate nmea0183-core 0.1.3
[INFO] finished tweaking crates.io crate nmea0183-core 0.1.3
[INFO] tweaked toml for crates.io crate nmea0183-core 0.1.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nmea0183-core 0.1.3 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding micromath v1.1.1 (available: v2.1.0)
[INFO] [stderr]       Adding pretty_assertions v0.4.1 (available: v1.4.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f1eba9c862df222f09a4147d58926b16f0445c1331e363a4a2206749a8b7568
[INFO] running `Command { std: "docker" "start" "-a" "9f1eba9c862df222f09a4147d58926b16f0445c1331e363a4a2206749a8b7568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f1eba9c862df222f09a4147d58926b16f0445c1331e363a4a2206749a8b7568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f1eba9c862df222f09a4147d58926b16f0445c1331e363a4a2206749a8b7568", kill_on_drop: false }`
[INFO] [stdout] 9f1eba9c862df222f09a4147d58926b16f0445c1331e363a4a2206749a8b7568
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9800acc1856b516d86c3e8a3f54f417011d427f851dcb4dfea2b37a3b78c62c0
[INFO] running `Command { std: "docker" "start" "-a" "9800acc1856b516d86c3e8a3f54f417011d427f851dcb4dfea2b37a3b78c62c0", kill_on_drop: false }`
[INFO] [stderr]     Checking micromath v1.1.1
[INFO] [stderr]     Checking difference v1.0.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking nmea0183-core v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking pretty_assertions v0.4.1
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]   --> src/messages/gga.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         GGA::from(&bytes[..]);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let _ = GGA::from(&bytes[..]);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]   --> src/messages/gns.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         GNS::from(&bytes[..]);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let _ = GNS::from(&bytes[..]);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]   --> src/messages/rmc.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         RMC::from(&bytes[..]);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let _ = RMC::from(&bytes[..]);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "9800acc1856b516d86c3e8a3f54f417011d427f851dcb4dfea2b37a3b78c62c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9800acc1856b516d86c3e8a3f54f417011d427f851dcb4dfea2b37a3b78c62c0", kill_on_drop: false }`
[INFO] [stdout] 9800acc1856b516d86c3e8a3f54f417011d427f851dcb4dfea2b37a3b78c62c0