[INFO] fetching crate stdcode 0.1.14...
[INFO] checking stdcode-0.1.14 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate stdcode 0.1.14 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate stdcode 0.1.14
[INFO] finished tweaking crates.io crate stdcode 0.1.14
[INFO] tweaked toml for crates.io crate stdcode 0.1.14 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stdcode 0.1.14 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 23 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding serde_with v1.14.0 (available: v3.15.1)
[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] f98c9eb8476fc92b7cc808cb3952baa23e0a982e1bdc97cbba7a14e0ba277567
[INFO] running `Command { std: "docker" "start" "-a" "f98c9eb8476fc92b7cc808cb3952baa23e0a982e1bdc97cbba7a14e0ba277567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f98c9eb8476fc92b7cc808cb3952baa23e0a982e1bdc97cbba7a14e0ba277567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f98c9eb8476fc92b7cc808cb3952baa23e0a982e1bdc97cbba7a14e0ba277567", kill_on_drop: false }`
[INFO] [stdout] f98c9eb8476fc92b7cc808cb3952baa23e0a982e1bdc97cbba7a14e0ba277567
[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] 8562989ea30e2a43222dda9325e3df68750e57906db727ab846809488b879077
[INFO] running `Command { std: "docker" "start" "-a" "8562989ea30e2a43222dda9325e3df68750e57906db727ab846809488b879077", kill_on_drop: false }`
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking stdcode v0.1.14 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Inner, Infallible>
[INFO] [stdout]   --> src/try_asstr.rs:57:57
[INFO] [stdout]    |
[INFO] [stdout] 57 |           fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _________________________________________________________^
[INFO] [stdout] 58 | |             Ok(Self {
[INFO] [stdout] 59 | |                 laboo: s.to_string(),
[INFO] [stdout] 60 | |             })
[INFO] [stdout] 61 | |         }
[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<Inner, Infallible>
[INFO] [stdout]   --> src/try_asstr.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 | /             Ok(Self {
[INFO] [stdout] 59 | |                 laboo: s.to_string(),
[INFO] [stdout] 60 | |             })
[INFO] [stdout]    | |______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stdcode` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "8562989ea30e2a43222dda9325e3df68750e57906db727ab846809488b879077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8562989ea30e2a43222dda9325e3df68750e57906db727ab846809488b879077", kill_on_drop: false }`
[INFO] [stdout] 8562989ea30e2a43222dda9325e3df68750e57906db727ab846809488b879077