[INFO] fetching crate cargo-ramdisk 0.2.2...
[INFO] checking cargo-ramdisk-0.2.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate cargo-ramdisk 0.2.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate cargo-ramdisk 0.2.2
[INFO] finished tweaking crates.io crate cargo-ramdisk 0.2.2
[INFO] tweaked toml for crates.io crate cargo-ramdisk 0.2.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-ramdisk 0.2.2 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 cargo-ramdisk 0.2.2 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 847a2cfc683e5baaa0c1e46a341544bab81868e718494ba445497a51bc32932c
[INFO] running `Command { std: "docker" "start" "-a" "847a2cfc683e5baaa0c1e46a341544bab81868e718494ba445497a51bc32932c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "847a2cfc683e5baaa0c1e46a341544bab81868e718494ba445497a51bc32932c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "847a2cfc683e5baaa0c1e46a341544bab81868e718494ba445497a51bc32932c", kill_on_drop: false }`
[INFO] [stdout] 847a2cfc683e5baaa0c1e46a341544bab81868e718494ba445497a51bc32932c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 15d3b5756fb152d80e82bc7d75c46b7d82ce59d5208ecd7382ca4cfc03392bac
[INFO] running `Command { std: "docker" "start" "-a" "15d3b5756fb152d80e82bc7d75c46b7d82ce59d5208ecd7382ca4cfc03392bac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling rustix v0.38.19
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking carlog v0.1.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking nanoid v0.4.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling smart-default v0.6.0
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking tracing v0.1.39
[INFO] [stderr]     Checking sys-mount v2.1.0
[INFO] [stderr]     Checking cargo-ramdisk v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | /     /// The path to the target folder where compilation output is written
[INFO] [stdout] 13 | |     #[structopt(default_value = "./target", short, long)]
[INFO] [stdout] 14 | |     pub target: 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/config.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | /     /// The path to the target folder where compilation output is written
[INFO] [stdout] 23 | |     #[structopt(default_value = "./target", short, long)]
[INFO] [stdout] 24 | |     pub target: PathBuf,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | /     /// The path to the target folder where compilation output is written
[INFO] [stdout] 52 | |     #[structopt(default_value = "target", short, long)]
[INFO] [stdout] 53 | |     pub target: PathBuf,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 | /     /// The path to the target folder where compilation output is written
[INFO] [stdout] 59 | |     #[structopt(default_value = "target", short, long)]
[INFO] [stdout] 60 | |     pub target: PathBuf,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | /     /// The path to the target folder where compilation output is written
[INFO] [stdout] 13 | |     #[structopt(default_value = "./target", short, long)]
[INFO] [stdout] 14 | |     pub target: 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/config.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | /     /// The path to the target folder where compilation output is written
[INFO] [stdout] 23 | |     #[structopt(default_value = "./target", short, long)]
[INFO] [stdout] 24 | |     pub target: PathBuf,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | /     /// The path to the target folder where compilation output is written
[INFO] [stdout] 52 | |     #[structopt(default_value = "target", short, long)]
[INFO] [stdout] 53 | |     pub target: PathBuf,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 | /     /// The path to the target folder where compilation output is written
[INFO] [stdout] 59 | |     #[structopt(default_value = "target", short, long)]
[INFO] [stdout] 60 | |     pub target: PathBuf,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo-ramdisk` (bin "cargo-ramdisk" test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cargo-ramdisk` (bin "cargo-ramdisk") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "15d3b5756fb152d80e82bc7d75c46b7d82ce59d5208ecd7382ca4cfc03392bac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15d3b5756fb152d80e82bc7d75c46b7d82ce59d5208ecd7382ca4cfc03392bac", kill_on_drop: false }`
[INFO] [stdout] 15d3b5756fb152d80e82bc7d75c46b7d82ce59d5208ecd7382ca4cfc03392bac
