[INFO] fetching crate dyn-wall-rs 2.1.3...
[INFO] checking dyn-wall-rs-2.1.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate dyn-wall-rs 2.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate dyn-wall-rs 2.1.3
[INFO] finished tweaking crates.io crate dyn-wall-rs 2.1.3
[INFO] tweaked toml for crates.io crate dyn-wall-rs 2.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dyn-wall-rs 2.1.3 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] crate crates.io crate dyn-wall-rs 2.1.3 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] bb290ce07dbc9e728f705a243ee7a063a24390ad789dfeabef6ed4ba026ac1c9
[INFO] running `Command { std: "docker" "start" "-a" "bb290ce07dbc9e728f705a243ee7a063a24390ad789dfeabef6ed4ba026ac1c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb290ce07dbc9e728f705a243ee7a063a24390ad789dfeabef6ed4ba026ac1c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb290ce07dbc9e728f705a243ee7a063a24390ad789dfeabef6ed4ba026ac1c9", kill_on_drop: false }`
[INFO] [stdout] bb290ce07dbc9e728f705a243ee7a063a24390ad789dfeabef6ed4ba026ac1c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 20c8704fef60e616497291c73e5aa52e406294c00905373a9c8fe29a11e6ff1b
[INFO] running `Command { std: "docker" "start" "-a" "20c8704fef60e616497291c73e5aa52e406294c00905373a9c8fe29a11e6ff1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking users v0.9.1
[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking dirs-next v1.0.1
[INFO] [stderr]     Checking alphanumeric-sort v1.0.13
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking fsio v0.1.2
[INFO] [stderr]     Checking run_script v0.6.3
[INFO] [stderr]     Checking sun-times v0.1.2
[INFO] [stderr]     Checking clokwerk v0.3.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking dyn-wall-rs v2.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | /     #[structopt(
[INFO] [stdout] 40 | |         short,
[INFO] [stdout] 41 | |         long,
[INFO] [stdout] 42 | |         value_name = "DIRECTORY",
[INFO] [stdout] ...  |
[INFO] [stdout] 45 | |     )]
[INFO] [stdout] 46 | |     pub directory: Option<String>,
[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<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | /     #[structopt(
[INFO] [stdout] 49 | |         short = "p",
[INFO] [stdout] 50 | |         long = "programs",
[INFO] [stdout] 51 | |         value_name = "COMMAND",
[INFO] [stdout] 52 | |         help = r#"Sends image as ar...
[INFO] [stdout] 53 | |     )]
[INFO] [stdout] 54 | |     pub programs: Option<Vec<String>>,
[INFO] [stdout]    | |_____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 | /     #[structopt(
[INFO] [stdout] 67 | |         short,
[INFO] [stdout] 68 | |         long,
[INFO] [stdout] 69 | |         value_name = "BACKEND",
[INFO] [stdout] 70 | |         help = "Uses the specified method as the backend to change the wallpaper. Custom command can be used"
[INFO] [stdout] 71 | |     )]
[INFO] [stdout] 72 | |     pub backend: Option<String>,
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | /     #[structopt(
[INFO] [stdout] 40 | |         short,
[INFO] [stdout] 41 | |         long,
[INFO] [stdout] 42 | |         value_name = "DIRECTORY",
[INFO] [stdout] ...  |
[INFO] [stdout] 45 | |     )]
[INFO] [stdout] 46 | |     pub directory: Option<String>,
[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<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | /     #[structopt(
[INFO] [stdout] 49 | |         short = "p",
[INFO] [stdout] 50 | |         long = "programs",
[INFO] [stdout] 51 | |         value_name = "COMMAND",
[INFO] [stdout] 52 | |         help = r#"Sends image as ar...
[INFO] [stdout] 53 | |     )]
[INFO] [stdout] 54 | |     pub programs: Option<Vec<String>>,
[INFO] [stdout]    | |_____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/config.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 | /     #[structopt(
[INFO] [stdout] 67 | |         short,
[INFO] [stdout] 68 | |         long,
[INFO] [stdout] 69 | |         value_name = "BACKEND",
[INFO] [stdout] 70 | |         help = "Uses the specified method as the backend to change the wallpaper. Custom command can be used"
[INFO] [stdout] 71 | |     )]
[INFO] [stdout] 72 | |     pub backend: Option<String>,
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dyn-wall-rs` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `dyn-wall-rs` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "20c8704fef60e616497291c73e5aa52e406294c00905373a9c8fe29a11e6ff1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20c8704fef60e616497291c73e5aa52e406294c00905373a9c8fe29a11e6ff1b", kill_on_drop: false }`
[INFO] [stdout] 20c8704fef60e616497291c73e5aa52e406294c00905373a9c8fe29a11e6ff1b
