[INFO] fetching crate webget 0.1.0...
[INFO] checking webget-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate webget 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate webget 0.1.0
[INFO] finished tweaking crates.io crate webget 0.1.0
[INFO] tweaked toml for crates.io crate webget 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate webget 0.1.0 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 webget 0.1.0 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-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] 786b6d2d39ce20bcb6e1b5563984ccfe36a2cc0568b36131abbea6e5eaaf852f
[INFO] running `Command { std: "docker" "start" "-a" "786b6d2d39ce20bcb6e1b5563984ccfe36a2cc0568b36131abbea6e5eaaf852f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "786b6d2d39ce20bcb6e1b5563984ccfe36a2cc0568b36131abbea6e5eaaf852f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "786b6d2d39ce20bcb6e1b5563984ccfe36a2cc0568b36131abbea6e5eaaf852f", kill_on_drop: false }`
[INFO] [stdout] 786b6d2d39ce20bcb6e1b5563984ccfe36a2cc0568b36131abbea6e5eaaf852f
[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] a4904ad92c47dd517481dad35ffa0ff4ba3f5a7a5bc2dde14ddfb4e0996d4abf
[INFO] running `Command { std: "docker" "start" "-a" "a4904ad92c47dd517481dad35ffa0ff4ba3f5a7a5bc2dde14ddfb4e0996d4abf", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking http-body v0.4.1
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling pin-project-internal v1.0.6
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking ct-logs v0.8.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking pin-project v1.0.6
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking tokio-util v0.6.5
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking h2 v0.3.2
[INFO] [stderr]     Checking hyper v0.14.5
[INFO] [stderr]    Compiling mime2ext v0.1.2
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking webget v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     /// Read URLs from a file
[INFO] [stdout] 17 | |     #[structopt(short, long)]
[INFO] [stdout] 18 | |     input_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/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     /// Specify output filename (will cause an error if multiple URLs are given)
[INFO] [stdout] 21 | |     #[structopt(short = "O", long)]
[INFO] [stdout] 22 | |     output_document: 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/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | /     /// Set output directory
[INFO] [stdout] 25 | |     #[structopt(short = "P", long, default_value = ".")]
[INFO] [stdout] 26 | |     directory_prefix: PathBuf,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     /// User-Agent header to include
[INFO] [stdout] 29 | |     #[structopt(short = "U", long, default_value = concat!("webget/", env!("CARGO_PKG_VERSION")))]
[INFO] [stdout] 30 | |     user_agent: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `webget` (bin "webget" test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     /// Read URLs from a file
[INFO] [stdout] 17 | |     #[structopt(short, long)]
[INFO] [stdout] 18 | |     input_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/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     /// Specify output filename (will cause an error if multiple URLs are given)
[INFO] [stdout] 21 | |     #[structopt(short = "O", long)]
[INFO] [stdout] 22 | |     output_document: 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/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | /     /// Set output directory
[INFO] [stdout] 25 | |     #[structopt(short = "P", long, default_value = ".")]
[INFO] [stdout] 26 | |     directory_prefix: PathBuf,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     /// User-Agent header to include
[INFO] [stdout] 29 | |     #[structopt(short = "U", long, default_value = concat!("webget/", env!("CARGO_PKG_VERSION")))]
[INFO] [stdout] 30 | |     user_agent: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `webget` (bin "webget") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "a4904ad92c47dd517481dad35ffa0ff4ba3f5a7a5bc2dde14ddfb4e0996d4abf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4904ad92c47dd517481dad35ffa0ff4ba3f5a7a5bc2dde14ddfb4e0996d4abf", kill_on_drop: false }`
[INFO] [stdout] a4904ad92c47dd517481dad35ffa0ff4ba3f5a7a5bc2dde14ddfb4e0996d4abf
