[INFO] fetching crate gfaR 0.1.3...
[INFO] checking gfaR-0.1.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate gfaR 0.1.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate gfaR 0.1.3
[INFO] finished tweaking crates.io crate gfaR 0.1.3
[INFO] tweaked toml for crates.io crate gfaR 0.1.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gfaR 0.1.3 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] 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ee908e491acef2d5e89f8f88bef5606dc28b123200ff312ed80161928b15e588
[INFO] running `Command { std: "docker" "start" "-a" "ee908e491acef2d5e89f8f88bef5606dc28b123200ff312ed80161928b15e588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee908e491acef2d5e89f8f88bef5606dc28b123200ff312ed80161928b15e588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee908e491acef2d5e89f8f88bef5606dc28b123200ff312ed80161928b15e588", kill_on_drop: false }`
[INFO] [stdout] ee908e491acef2d5e89f8f88bef5606dc28b123200ff312ed80161928b15e588
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 48471a542aeb4fa707271425e6ca9f369185d4ac47b08192adb87d7e1d0361d1
[INFO] running `Command { std: "docker" "start" "-a" "48471a542aeb4fa707271425e6ca9f369185d4ac47b08192adb87d7e1d0361d1", kill_on_drop: false }`
[INFO] [stderr]     Checking gfaR v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `gfaR` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `gfa_r`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/lib.rs:77:78
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     let nodd: Vec<String> = line_split[2].split(",").map(|d| d[..d.len() - 1].parse().unwrap()).collect();
[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:80:50
[INFO] [stdout]    |
[INFO] [stdout] 80 | ...   self.edges.push(Edge { from: line_split[1].parse().unwrap(), to: line_split[3].parse().unwrap(), from_dir: if line_split[2] == "+" ...
[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:80:86
[INFO] [stdout]    |
[INFO] [stdout] 80 | ...   self.edges.push(Edge { from: line_split[1].parse().unwrap(), to: line_split[3].parse().unwrap(), from_dir: if line_split[2] == "+" ...
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gfaR` (lib) due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/lib.rs:77:78
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     let nodd: Vec<String> = line_split[2].split(",").map(|d| d[..d.len() - 1].parse().unwrap()).collect();
[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:80:50
[INFO] [stdout]    |
[INFO] [stdout] 80 | ...   self.edges.push(Edge { from: line_split[1].parse().unwrap(), to: line_split[3].parse().unwrap(), from_dir: if line_split[2] == "+" ...
[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:80:86
[INFO] [stdout]    |
[INFO] [stdout] 80 | ...   self.edges.push(Edge { from: line_split[1].parse().unwrap(), to: line_split[3].parse().unwrap(), from_dir: if line_split[2] == "+" ...
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gfaR` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "48471a542aeb4fa707271425e6ca9f369185d4ac47b08192adb87d7e1d0361d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48471a542aeb4fa707271425e6ca9f369185d4ac47b08192adb87d7e1d0361d1", kill_on_drop: false }`
[INFO] [stdout] 48471a542aeb4fa707271425e6ca9f369185d4ac47b08192adb87d7e1d0361d1