[INFO] fetching crate cargo-deps 1.5.1...
[INFO] checking cargo-deps-1.5.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate cargo-deps 1.5.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate cargo-deps 1.5.1
[INFO] finished tweaking crates.io crate cargo-deps 1.5.1
[INFO] tweaked toml for crates.io crate cargo-deps 1.5.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-deps 1.5.1 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-deps 1.5.1 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] 8c04839820f69d74e7f18af75c867040664e0c0389494baea4f8ea670d4657b7
[INFO] running `Command { std: "docker" "start" "-a" "8c04839820f69d74e7f18af75c867040664e0c0389494baea4f8ea670d4657b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c04839820f69d74e7f18af75c867040664e0c0389494baea4f8ea670d4657b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c04839820f69d74e7f18af75c867040664e0c0389494baea4f8ea670d4657b7", kill_on_drop: false }`
[INFO] [stdout] 8c04839820f69d74e7f18af75c867040664e0c0389494baea4f8ea670d4657b7
[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] d83153aa18d64a3666be5601939c04d73a3d196350a9c950e56a60065969dcbc
[INFO] running `Command { std: "docker" "start" "-a" "d83153aa18d64a3666be5601939c04d73a3d196350a9c950e56a60065969dcbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking cargo-deps v1.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/graph.rs:193:17
[INFO] [stdout]     |
[INFO] [stdout] 193 |             let mut child = &mut self.nodes[ed.1];
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/graph.rs:193:17
[INFO] [stdout]     |
[INFO] [stdout] 193 |             let mut child = &mut self.nodes[ed.1];
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/args.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | /     #[structopt(long = "dot-file", short = "o", value_name = "PATH")]
[INFO] [stdout] 26 | |     /// Output file, or stdout if not specified
[INFO] [stdout] 27 | |     pub dot_file: 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<String, Infallible>
[INFO] [stdout]   --> src/args.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     #[structopt(long = "filter", value_name = "DEPNAMES")]
[INFO] [stdout] 30 | |     /// Only display provided deps
[INFO] [stdout] 31 | |     pub filter: Option<Vec<String>>,
[INFO] [stdout]    | |___________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/args.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | /     #[structopt(long = "exclude", value_name = "DEPNAMES")]
[INFO] [stdout] 34 | |     /// Exclude provided deps
[INFO] [stdout] 35 | |     pub exclude: Option<Vec<String>>,
[INFO] [stdout]    | |____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/args.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | /     #[structopt(
[INFO] [stdout] 38 | |         long = "manifest-path",
[INFO] [stdout] 39 | |         value_name = "PATH",
[INFO] [stdout] 40 | |         default_value = "Cargo.toml"
[INFO] [stdout] 41 | |     )]
[INFO] [stdout] 42 | |     /// Specify location of manifest file
[INFO] [stdout] 43 | |     pub manifest_path: String,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/args.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | /     #[structopt(long = "subgraph", value_name = "DEPNAMES")]
[INFO] [stdout] 46 | |     /// Group provided deps in their own subgraph
[INFO] [stdout] 47 | |     pub subgraph: Option<Vec<String>>,
[INFO] [stdout]    | |_____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/args.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     #[structopt(long = "subgraph-name", value_name = "NAME", requires = "subgraph")]
[INFO] [stdout] 50 | |     /// Optional name of subgraph
[INFO] [stdout] 51 | |     pub subgraph_name: Option<String>,
[INFO] [stdout]    | |_____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/args.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | /     #[structopt(long = "registries")]
[INFO] [stdout] 54 | |     /// Filter dependencies by registries. Can be used multiple time with --registries custom-registry-name
[INFO] [stdout] 55 | |     pub registries: Option<Vec<String>>,
[INFO] [stdout]    | |_______________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/args.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | /     #[structopt(long = "dot-file", short = "o", value_name = "PATH")]
[INFO] [stdout] 26 | |     /// Output file, or stdout if not specified
[INFO] [stdout] 27 | |     pub dot_file: 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<String, Infallible>
[INFO] [stdout]   --> src/args.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     #[structopt(long = "filter", value_name = "DEPNAMES")]
[INFO] [stdout] 30 | |     /// Only display provided deps
[INFO] [stdout] 31 | |     pub filter: Option<Vec<String>>,
[INFO] [stdout]    | |___________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/args.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | /     #[structopt(long = "exclude", value_name = "DEPNAMES")]
[INFO] [stdout] 34 | |     /// Exclude provided deps
[INFO] [stdout] 35 | |     pub exclude: Option<Vec<String>>,
[INFO] [stdout]    | |____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/args.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | /     #[structopt(
[INFO] [stdout] 38 | |         long = "manifest-path",
[INFO] [stdout] 39 | |         value_name = "PATH",
[INFO] [stdout] 40 | |         default_value = "Cargo.toml"
[INFO] [stdout] 41 | |     )]
[INFO] [stdout] 42 | |     /// Specify location of manifest file
[INFO] [stdout] 43 | |     pub manifest_path: String,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/args.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | /     #[structopt(long = "subgraph", value_name = "DEPNAMES")]
[INFO] [stdout] 46 | |     /// Group provided deps in their own subgraph
[INFO] [stdout] 47 | |     pub subgraph: Option<Vec<String>>,
[INFO] [stdout]    | |_____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/args.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     #[structopt(long = "subgraph-name", value_name = "NAME", requires = "subgraph")]
[INFO] [stdout] 50 | |     /// Optional name of subgraph
[INFO] [stdout] 51 | |     pub subgraph_name: Option<String>,
[INFO] [stdout]    | |_____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/args.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | /     #[structopt(long = "registries")]
[INFO] [stdout] 54 | |     /// Filter dependencies by registries. Can be used multiple time with --registries custom-registry-name
[INFO] [stdout] 55 | |     pub registries: Option<Vec<String>>,
[INFO] [stdout]    | |_______________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo-deps` (bin "cargo-deps" test) due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cargo-deps` (bin "cargo-deps") due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "d83153aa18d64a3666be5601939c04d73a3d196350a9c950e56a60065969dcbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d83153aa18d64a3666be5601939c04d73a3d196350a9c950e56a60065969dcbc", kill_on_drop: false }`
[INFO] [stdout] d83153aa18d64a3666be5601939c04d73a3d196350a9c950e56a60065969dcbc
