[INFO] fetching crate puff 0.1.7...
[INFO] checking puff-0.1.7 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate puff 0.1.7 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate puff 0.1.7
[INFO] finished tweaking crates.io crate puff 0.1.7
[INFO] tweaked toml for crates.io crate puff 0.1.7 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate puff 0.1.7 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 puff 0.1.7 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] 22ec3c2b5e1f3f02f1ec348d75e7ec195aafac291bb532699bf5280e176dfafc
[INFO] running `Command { std: "docker" "start" "-a" "22ec3c2b5e1f3f02f1ec348d75e7ec195aafac291bb532699bf5280e176dfafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22ec3c2b5e1f3f02f1ec348d75e7ec195aafac291bb532699bf5280e176dfafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22ec3c2b5e1f3f02f1ec348d75e7ec195aafac291bb532699bf5280e176dfafc", kill_on_drop: false }`
[INFO] [stdout] 22ec3c2b5e1f3f02f1ec348d75e7ec195aafac291bb532699bf5280e176dfafc
[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] efc6517d0dcee8c9b2dad2e9b1f3c7e5b77f60de906ab1504ab5f6428fd78021
[INFO] running `Command { std: "docker" "start" "-a" "efc6517d0dcee8c9b2dad2e9b1f3c7e5b77f60de906ab1504ab5f6428fd78021", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking fastrand v1.6.0
[INFO] [stderr]     Checking symlink v0.1.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking directories v4.0.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking puff v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct AppError(pub(crate) String);
[INFO] [stdout]   |            -------- ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `AppError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> src/cli_args.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | /     /// The path that conamn will treat as a base path for all its data storage (configs, projects)
[INFO] [stdout] 7 | |     #[structopt(default_value = "default", env, hidden = true)]
[INFO] [stdout] 8 | |     pub config_path: 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<PathBuf, Infallible>
[INFO] [stdout]   --> src/cli_args.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | /         /// File to be added
[INFO] [stdout] 27 | |         file: PathBuf, // TODO: Vec<PathBuf>
[INFO] [stdout]    | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/cli_args.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 | /         /// File to be removed from puff
[INFO] [stdout] 38 | |         file: PathBuf,
[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/cli_args.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 | /     /// Project to remove
[INFO] [stdout] 74 | |     #[structopt()]
[INFO] [stdout] 75 | |     pub project_name: String, // TODO: Vec<PathBuf>
[INFO] [stdout]    | |____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/commands/add_command.rs:14:36
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(locations_provider: &LocationsProvider) -> AddCommand {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(locations_provider: &LocationsProvider) -> AddCommand<'_> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `puff` (bin "puff") due to 4 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct AppError(pub(crate) String);
[INFO] [stdout]   |            -------- ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `AppError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> src/cli_args.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | /     /// The path that conamn will treat as a base path for all its data storage (configs, projects)
[INFO] [stdout] 7 | |     #[structopt(default_value = "default", env, hidden = true)]
[INFO] [stdout] 8 | |     pub config_path: 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<PathBuf, Infallible>
[INFO] [stdout]   --> src/cli_args.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | /         /// File to be added
[INFO] [stdout] 27 | |         file: PathBuf, // TODO: Vec<PathBuf>
[INFO] [stdout]    | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/cli_args.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 | /         /// File to be removed from puff
[INFO] [stdout] 38 | |         file: PathBuf,
[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/cli_args.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 | /     /// Project to remove
[INFO] [stdout] 74 | |     #[structopt()]
[INFO] [stdout] 75 | |     pub project_name: String, // TODO: Vec<PathBuf>
[INFO] [stdout]    | |____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/commands/add_command.rs:14:36
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(locations_provider: &LocationsProvider) -> AddCommand {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(locations_provider: &LocationsProvider) -> AddCommand<'_> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `puff` (bin "puff" test) due to 4 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "efc6517d0dcee8c9b2dad2e9b1f3c7e5b77f60de906ab1504ab5f6428fd78021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efc6517d0dcee8c9b2dad2e9b1f3c7e5b77f60de906ab1504ab5f6428fd78021", kill_on_drop: false }`
[INFO] [stdout] efc6517d0dcee8c9b2dad2e9b1f3c7e5b77f60de906ab1504ab5f6428fd78021
