[INFO] fetching crate licensesnip 1.7.0...
[INFO] checking licensesnip-1.7.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate licensesnip 1.7.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate licensesnip 1.7.0
[INFO] finished tweaking crates.io crate licensesnip 1.7.0
[INFO] tweaked toml for crates.io crate licensesnip 1.7.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate licensesnip 1.7.0 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] crate crates.io crate licensesnip 1.7.0 already has a lockfile, it will not be regenerated
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1e06000b26652d9f7e61a1dab532bebd5473d51c7468e9b592ffc4a0e02301de
[INFO] running `Command { std: "docker" "start" "-a" "1e06000b26652d9f7e61a1dab532bebd5473d51c7468e9b592ffc4a0e02301de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e06000b26652d9f7e61a1dab532bebd5473d51c7468e9b592ffc4a0e02301de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e06000b26652d9f7e61a1dab532bebd5473d51c7468e9b592ffc4a0e02301de", kill_on_drop: false }`
[INFO] [stdout] 1e06000b26652d9f7e61a1dab532bebd5473d51c7468e9b592ffc4a0e02301de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 78958e562de7d5d24a5b4569e1d8bb7404a65c28259d08985655ea3c4c6d0b59
[INFO] running `Command { std: "docker" "start" "-a" "78958e562de7d5d24a5b4569e1d8bb7404a65c28259d08985655ea3c4c6d0b59", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking directories v4.0.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking mktemp v0.4.1
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stderr]     Checking clap v3.1.6
[INFO] [stderr]     Checking licensesnip v1.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/commands/mod.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | /     /// The file(s) to add the license header to
[INFO] [stdout] 40 | |     pub file: Option<PathBuf>,
[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<PathBuf, Infallible>
[INFO] [stdout]   --> src/commands/mod.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 | /         /// The file(s) to remove the license header to
[INFO] [stdout] 62 | |         file: Option<PathBuf>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/commands/mod.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 | /         /// The file(s) to check
[INFO] [stdout] 71 | |         file: Option<PathBuf>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/commands/mod.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | /     /// The file(s) to add the license header to
[INFO] [stdout] 40 | |     pub file: Option<PathBuf>,
[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<PathBuf, Infallible>
[INFO] [stdout]   --> src/commands/mod.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 | /         /// The file(s) to remove the license header to
[INFO] [stdout] 62 | |         file: Option<PathBuf>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/commands/mod.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 | /         /// The file(s) to check
[INFO] [stdout] 71 | |         file: Option<PathBuf>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `licensesnip` (bin "licensesnip" test) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `licensesnip` (bin "licensesnip") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "78958e562de7d5d24a5b4569e1d8bb7404a65c28259d08985655ea3c4c6d0b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78958e562de7d5d24a5b4569e1d8bb7404a65c28259d08985655ea3c4c6d0b59", kill_on_drop: false }`
[INFO] [stdout] 78958e562de7d5d24a5b4569e1d8bb7404a65c28259d08985655ea3c4c6d0b59