[INFO] fetching crate cctui 1.1.0...
[INFO] checking cctui-1.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate cctui 1.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cctui 1.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cctui 1.1.0
[INFO] finished tweaking crates.io crate cctui 1.1.0
[INFO] tweaked toml for crates.io crate cctui 1.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate cctui 1.1.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xdg v2.4.0
[INFO] [stderr]   Downloaded tui v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbaab83648fab4d648234c652fc4075466ccc43c9d6aa3f2925b9216e7a9449d
[INFO] running `Command { std: "docker" "start" "-a" "bbaab83648fab4d648234c652fc4075466ccc43c9d6aa3f2925b9216e7a9449d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbaab83648fab4d648234c652fc4075466ccc43c9d6aa3f2925b9216e7a9449d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbaab83648fab4d648234c652fc4075466ccc43c9d6aa3f2925b9216e7a9449d", kill_on_drop: false }`
[INFO] [stdout] bbaab83648fab4d648234c652fc4075466ccc43c9d6aa3f2925b9216e7a9449d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f654b7fd86c8d942be271e7e226119fdf144871d2ee6a596390017e20a54b810
[INFO] running `Command { std: "docker" "start" "-a" "f654b7fd86c8d942be271e7e226119fdf144871d2ee6a596390017e20a54b810", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking futures-io v0.3.19
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking num_cpus v1.13.1
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[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]    Compiling nom v5.1.2
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[INFO] [stderr]    Compiling thiserror-impl v1.0.30
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[INFO] [stdout] warning: fields `activity` and `last_build_label` are never read
[INFO] [stdout]   --> src/poll/repos.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct CCTrayStatusItem {
[INFO] [stdout]    |        ---------------- fields in this struct
[INFO] [stdout] 51 |     activity: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 52 |     #[serde(rename = "lastBuildLabel")]
[INFO] [stdout] 53 |     last_build_label: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CCTrayStatusItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `duration`, `created_at`, and `credits_used` are never read
[INFO] [stdout]    --> src/poll/repos.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | struct CircleCIStatusItem {
[INFO] [stdout]     |        ------------------ fields in this struct
[INFO] [stdout] 104 |     id: String,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 105 |     status: String,
[INFO] [stdout] 106 |     duration: u16,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 107 |     created_at: String,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 108 |     stopped_at: String,
[INFO] [stdout] 109 |     credits_used: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CircleCIStatusItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `next_page_token` is never read
[INFO] [stdout]    --> src/poll/repos.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 127 | struct CircleCIStatus {
[INFO] [stdout]     |        -------------- field in this struct
[INFO] [stdout] 128 |     next_page_token: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CircleCIStatus` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `activity` and `last_build_label` are never read
[INFO] [stdout]   --> src/poll/repos.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | struct CCTrayStatusItem {
[INFO] [stdout]    |        ---------------- fields in this struct
[INFO] [stdout] 51 |     activity: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 52 |     #[serde(rename = "lastBuildLabel")]
[INFO] [stdout] 53 |     last_build_label: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CCTrayStatusItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `duration`, `created_at`, and `credits_used` are never read
[INFO] [stdout]    --> src/poll/repos.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | struct CircleCIStatusItem {
[INFO] [stdout]     |        ------------------ fields in this struct
[INFO] [stdout] 104 |     id: String,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 105 |     status: String,
[INFO] [stdout] 106 |     duration: u16,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 107 |     created_at: String,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 108 |     stopped_at: String,
[INFO] [stdout] 109 |     credits_used: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CircleCIStatusItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `next_page_token` is never read
[INFO] [stdout]    --> src/poll/repos.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 127 | struct CircleCIStatus {
[INFO] [stdout]     |        -------------- field in this struct
[INFO] [stdout] 128 |     next_page_token: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CircleCIStatus` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/settings.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |         s.set_default("layout.visible_notifs", 5);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |         let _ = s.set_default("layout.visible_notifs", 5);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/settings.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 |         s.set_default("layout.visible_notifs", 5);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |         let _ = s.set_default("layout.visible_notifs", 5);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.28s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "f654b7fd86c8d942be271e7e226119fdf144871d2ee6a596390017e20a54b810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f654b7fd86c8d942be271e7e226119fdf144871d2ee6a596390017e20a54b810", kill_on_drop: false }`
[INFO] [stdout] f654b7fd86c8d942be271e7e226119fdf144871d2ee6a596390017e20a54b810