[INFO] fetching crate now_lambda 0.1.3...
[INFO] checking now_lambda-0.1.3 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate now_lambda 0.1.3 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate now_lambda 0.1.3
[INFO] finished tweaking crates.io crate now_lambda 0.1.3
[INFO] tweaked toml for crates.io crate now_lambda 0.1.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate now_lambda 0.1.3 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 130 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.10.1 (available: v0.22.1)
[INFO] [stderr]       Adding http v0.1.21 (available: v1.4.0)
[INFO] [stderr]       Adding lambda_runtime v0.2.1 (available: v1.0.2)
[INFO] [stderr]       Adding tokio v0.1.22 (available: v1.49.0)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 275b91f7320403f9ac9f386994c69d0937023bfb4f80b30828140e2f9f24a8a5
[INFO] running `Command { std: "docker" "start" "-a" "275b91f7320403f9ac9f386994c69d0937023bfb4f80b30828140e2f9f24a8a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "275b91f7320403f9ac9f386994c69d0937023bfb4f80b30828140e2f9f24a8a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "275b91f7320403f9ac9f386994c69d0937023bfb4f80b30828140e2f9f24a8a5", kill_on_drop: false }`
[INFO] [stdout] 275b91f7320403f9ac9f386994c69d0937023bfb4f80b30828140e2f9f24a8a5
[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" "-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" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fa9e152f3605d8d5bd4927200075ef55e472741334bd003c9ed28a77aaab0c3
[INFO] running `Command { std: "docker" "start" "-a" "2fa9e152f3605d8d5bd4927200075ef55e472741334bd003c9ed28a77aaab0c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling lambda_runtime_errors_derive v0.1.1
[INFO] [stderr]    Compiling lambda_runtime_core v0.1.2
[INFO] [stderr]     Checking lambda_runtime_errors v0.1.1
[INFO] [stderr]     Checking lambda_runtime_client v0.2.2
[INFO] [stderr]     Checking lambda_runtime v0.2.1
[INFO] [stderr]     Checking now_lambda v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/request.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |         builder.uri({ format!("https://{}{}", host, path) });
[INFO] [stdout]     |                     ^^                                   ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 104 -         builder.uri({ format!("https://{}{}", host, path) });
[INFO] [stdout] 104 +         builder.uri(format!("https://{}{}", host, path) );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/request.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |         builder.uri({ format!("https://{}{}", host, path) });
[INFO] [stdout]     |                     ^^                                   ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 104 -         builder.uri({ format!("https://{}{}", host, path) });
[INFO] [stdout] 104 +         builder.uri(format!("https://{}{}", host, path) );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `action` is never read
[INFO] [stdout]   --> src/request.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) struct NowEvent<'a> {
[INFO] [stdout]    |                   -------- field in this struct
[INFO] [stdout] 27 |     #[serde(rename = "Action")]
[INFO] [stdout] 28 |     action: Cow<'a, str>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NowEvent` 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: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/request.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         mem::replace(req.headers_mut(), headers);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[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] 118 |         let _ = mem::replace(req.headers_mut(), headers);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `action` is never read
[INFO] [stdout]   --> src/request.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) struct NowEvent<'a> {
[INFO] [stdout]    |                   -------- field in this struct
[INFO] [stdout] 27 |     #[serde(rename = "Action")]
[INFO] [stdout] 28 |     action: Cow<'a, str>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NowEvent` 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: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/request.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         mem::replace(req.headers_mut(), headers);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[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] 118 |         let _ = mem::replace(req.headers_mut(), headers);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "2fa9e152f3605d8d5bd4927200075ef55e472741334bd003c9ed28a77aaab0c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fa9e152f3605d8d5bd4927200075ef55e472741334bd003c9ed28a77aaab0c3", kill_on_drop: false }`
[INFO] [stdout] 2fa9e152f3605d8d5bd4927200075ef55e472741334bd003c9ed28a77aaab0c3