[INFO] fetching crate fit_file 0.6.0...
[INFO] checking fit_file-0.6.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate fit_file 0.6.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate fit_file 0.6.0
[INFO] finished tweaking crates.io crate fit_file 0.6.0
[INFO] tweaked toml for crates.io crate fit_file 0.6.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fit_file 0.6.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71bcc8ec60c516fb0c5c32891cdc1ea8790a776cb273e1580d975f3fba0fc4ba
[INFO] running `Command { std: "docker" "start" "-a" "71bcc8ec60c516fb0c5c32891cdc1ea8790a776cb273e1580d975f3fba0fc4ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71bcc8ec60c516fb0c5c32891cdc1ea8790a776cb273e1580d975f3fba0fc4ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71bcc8ec60c516fb0c5c32891cdc1ea8790a776cb273e1580d975f3fba0fc4ba", kill_on_drop: false }`
[INFO] [stdout] 71bcc8ec60c516fb0c5c32891cdc1ea8790a776cb273e1580d975f3fba0fc4ba
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63e392a2343c8780c606b76682ae1b625ff3fcef0060051022a4ef1c477bb568
[INFO] running `Command { std: "docker" "start" "-a" "63e392a2343c8780c606b76682ae1b625ff3fcef0060051022a4ef1c477bb568", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking fit_file v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:354:36
[INFO] [stdout]     |
[INFO] [stdout] 354 |             let msg_name: String = record[0].parse().unwrap();
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:370:46
[INFO] [stdout]     |
[INFO] [stdout] 370 |                     let field_name: String = record[2].parse().unwrap();
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:371:54
[INFO] [stdout]     |
[INFO] [stdout] 371 |                     let mut field_type_str: String = record[3].parse().unwrap();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fit_file` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "63e392a2343c8780c606b76682ae1b625ff3fcef0060051022a4ef1c477bb568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63e392a2343c8780c606b76682ae1b625ff3fcef0060051022a4ef1c477bb568", kill_on_drop: false }`
[INFO] [stdout] 63e392a2343c8780c606b76682ae1b625ff3fcef0060051022a4ef1c477bb568
