[INFO] fetching crate arrest 0.1.3... [INFO] checking arrest-0.1.3 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] extracting crate arrest 0.1.3 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate arrest 0.1.3 [INFO] finished tweaking crates.io crate arrest 0.1.3 [INFO] tweaked toml for crates.io crate arrest 0.1.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate arrest 0.1.3 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate arrest 0.1.3 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded structopt-derive v0.4.16 [INFO] [stderr] Downloaded tokio-stream v0.1.7 [INFO] [stderr] Downloaded structopt v0.3.23 [INFO] [stderr] Downloaded tracing-core v0.1.20 [INFO] [stderr] Downloaded tinyvec v1.4.0 [INFO] [stderr] Downloaded tracing-subscriber v0.2.21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2a57878544c4365dff932d3545f8b926d055c768c40b2092f0f7a13cbddaee86 [INFO] running `Command { std: "docker" "start" "-a" "2a57878544c4365dff932d3545f8b926d055c768c40b2092f0f7a13cbddaee86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a57878544c4365dff932d3545f8b926d055c768c40b2092f0f7a13cbddaee86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a57878544c4365dff932d3545f8b926d055c768c40b2092f0f7a13cbddaee86", kill_on_drop: false }` [INFO] [stdout] 2a57878544c4365dff932d3545f8b926d055c768c40b2092f0f7a13cbddaee86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5d83bee4c8088b956dbe98a071fb1f1e3be59e84702b7400f395c3f51d4a324 [INFO] running `Command { std: "docker" "start" "-a" "c5d83bee4c8088b956dbe98a071fb1f1e3be59e84702b7400f395c3f51d4a324", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling tokio v1.11.0 [INFO] [stderr] Checking tracing-core v0.1.20 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking http v0.2.4 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Checking tinyvec v1.4.0 [INFO] [stderr] Checking num-integer v0.1.44 [INFO] [stderr] Compiling pin-project-internal v1.0.8 [INFO] [stderr] Compiling async-stream-impl v0.3.2 [INFO] [stderr] Compiling anyhow v1.0.44 [INFO] [stderr] Checking atoi v0.3.3 [INFO] [stderr] Compiling async-trait v0.1.51 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking tracing-log v0.1.2 [INFO] [stderr] Compiling openssl-sys v0.9.66 [INFO] [stderr] Checking async-stream v0.3.2 [INFO] [stderr] Checking parking_lot_core v0.8.5 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking socket2 v0.4.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling structopt-derive v0.4.16 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling openssl v0.10.36 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Compiling native-tls v0.2.8 [INFO] [stderr] Checking pin-project v1.0.8 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking http-body v0.4.3 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking structopt v0.3.23 [INFO] [stderr] Checking tokio-util v0.6.8 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking tokio-stream v0.1.7 [INFO] [stderr] Checking h2 v0.3.4 [INFO] [stderr] Checking tracing-serde v0.1.2 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking tracing-subscriber v0.2.21 [INFO] [stderr] Checking hyper v0.14.12 [INFO] [stderr] Checking mini-redis v0.4.1 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.4 [INFO] [stderr] Checking arrest v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Context` and `anyhow` [INFO] [stdout] --> src/lib.rs:2:14 [INFO] [stdout] | [INFO] [stdout] 2 | use anyhow::{anyhow, Context, Result}; [INFO] [stdout] | ^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Context` and `anyhow` [INFO] [stdout] --> src/lib.rs:2:14 [INFO] [stdout] | [INFO] [stdout] 2 | use anyhow::{anyhow, Context, Result}; [INFO] [stdout] | ^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `struct_response` [INFO] [stdout] --> src/lib.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | struct_response: T, [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_response` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `base_url` is never read [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Client { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 12 | base_url: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Client` has derived impls for the traits `Clone` and `Debug`, but these are 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] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:85:17 [INFO] [stdout] | [INFO] [stdout] 85 | tx.send(aself.get_url(&path).await).await; [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 85 | let _ = tx.send(aself.get_url(&path).await).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `struct_response` [INFO] [stdout] --> src/lib.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | struct_response: T, [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_response` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `base_url` is never read [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Client { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 12 | base_url: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Client` has derived impls for the traits `Clone` and `Debug`, but these are 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] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:85:17 [INFO] [stdout] | [INFO] [stdout] 85 | tx.send(aself.get_url(&path).await).await; [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 85 | let _ = tx.send(aself.get_url(&path).await).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.71s [INFO] running `Command { std: "docker" "inspect" "c5d83bee4c8088b956dbe98a071fb1f1e3be59e84702b7400f395c3f51d4a324", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5d83bee4c8088b956dbe98a071fb1f1e3be59e84702b7400f395c3f51d4a324", kill_on_drop: false }` [INFO] [stdout] c5d83bee4c8088b956dbe98a071fb1f1e3be59e84702b7400f395c3f51d4a324