[INFO] cloning repository https://github.com/mayanktestweb/learn-tower
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mayanktestweb/learn-tower" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayanktestweb%2Flearn-tower", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayanktestweb%2Flearn-tower'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae3cfb1e2bdc97ab88c826f77d173383819c6584
[INFO] checking mayanktestweb/learn-tower against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayanktestweb%2Flearn-tower" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mayanktestweb/learn-tower
[INFO] finished tweaking git repo https://github.com/mayanktestweb/learn-tower
[INFO] tweaked toml for git repo https://github.com/mayanktestweb/learn-tower written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mayanktestweb/learn-tower on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mayanktestweb/learn-tower 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tinyvec v1.7.0
[INFO] [stderr]   Downloaded tokio-macros v2.3.0
[INFO] [stderr]   Downloaded cc v1.0.104
[INFO] [stderr]   Downloaded object v0.36.1
[INFO] [stderr]   Downloaded tokio v1.38.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef105054fa72b508deefbe45dba86b26ec52f1e49d4dfd0f105d99198ac9bdef
[INFO] running `Command { std: "docker" "start" "-a" "ef105054fa72b508deefbe45dba86b26ec52f1e49d4dfd0f105d99198ac9bdef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef105054fa72b508deefbe45dba86b26ec52f1e49d4dfd0f105d99198ac9bdef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef105054fa72b508deefbe45dba86b26ec52f1e49d4dfd0f105d99198ac9bdef", kill_on_drop: false }`
[INFO] [stdout] ef105054fa72b508deefbe45dba86b26ec52f1e49d4dfd0f105d99198ac9bdef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1437064034979b0d5b0c93bd5f8f79604f8a430056f13c0cf0e27492f0dc933
[INFO] running `Command { std: "docker" "start" "-a" "b1437064034979b0d5b0c93bd5f8f79604f8a430056f13c0cf0e27492f0dc933", kill_on_drop: false }`
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking tinyvec v1.7.0
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling multer v2.1.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking data-encoding v2.6.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking encoding_rs v0.8.34
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking serde_json v1.0.120
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]     Checking tokio v1.38.0
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tungstenite v0.21.0
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking tokio-tungstenite v0.21.0
[INFO] [stderr]     Checking h2 v0.4.5
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking hyper v0.14.29
[INFO] [stderr]     Checking hyper v1.4.0
[INFO] [stderr]     Checking hyper-util v0.1.6
[INFO] [stderr]     Checking warp v0.3.7
[INFO] [stderr]     Checking learn-tower v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `req` is never read
[INFO] [stdout]  --> src/services/http_service.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BasicHttpFuture {
[INFO] [stdout]   |            --------------- field in this struct
[INFO] [stdout] 8 |     req: Request<Incoming>
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BasicHttpFuture` 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] warning: field `req` is never read
[INFO] [stdout]  --> src/services/http_service.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BasicHttpFuture {
[INFO] [stdout]   |            --------------- field in this struct
[INFO] [stdout] 8 |     req: Request<Incoming>
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BasicHttpFuture` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.69s
[INFO] running `Command { std: "docker" "inspect" "b1437064034979b0d5b0c93bd5f8f79604f8a430056f13c0cf0e27492f0dc933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1437064034979b0d5b0c93bd5f8f79604f8a430056f13c0cf0e27492f0dc933", kill_on_drop: false }`
[INFO] [stdout] b1437064034979b0d5b0c93bd5f8f79604f8a430056f13c0cf0e27492f0dc933