[INFO] fetching crate vercel_lambda 0.2.0...
[INFO] checking vercel_lambda-0.2.0 against master#cf79d034aa3d8f396d407aafce6f1ccd818e710e for pr-155657-1
[INFO] extracting crate vercel_lambda 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate vercel_lambda 0.2.0
[INFO] finished tweaking crates.io crate vercel_lambda 0.2.0
[INFO] tweaked toml for crates.io crate vercel_lambda 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vercel_lambda 0.2.0 on toolchain cf79d034aa3d8f396d407aafce6f1ccd818e710e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "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" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "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 134 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: v1.2.0)
[INFO] [stderr]       Adding tokio v0.1.22 (available: v1.52.3)
[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" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fcbe35d5ff98643566ed469681d9e57304285a9ec2df2da9e893c299f49480d
[INFO] running `Command { std: "docker" "start" "-a" "8fcbe35d5ff98643566ed469681d9e57304285a9ec2df2da9e893c299f49480d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fcbe35d5ff98643566ed469681d9e57304285a9ec2df2da9e893c299f49480d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fcbe35d5ff98643566ed469681d9e57304285a9ec2df2da9e893c299f49480d", kill_on_drop: false }`
[INFO] [stdout] 8fcbe35d5ff98643566ed469681d9e57304285a9ec2df2da9e893c299f49480d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f7455f91e90b74516d4bbb92d5101a481df79eaafa28cc5865aaae132742766
[INFO] running `Command { std: "docker" "start" "-a" "0f7455f91e90b74516d4bbb92d5101a481df79eaafa28cc5865aaae132742766", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
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[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]    Compiling serde_core v1.0.228
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[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking tokio-reactor v0.1.12
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[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking tokio v0.1.22
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[INFO] [stderr]    Compiling lambda_runtime_errors_derive v0.1.1
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[INFO] [stderr]    Compiling serde_derive v1.0.228
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[INFO] [stderr]     Checking lambda_runtime_client v0.2.2
[INFO] [stderr]     Checking lambda_runtime v0.2.1
[INFO] [stderr]     Checking vercel_lambda v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `action` is never read
[INFO] [stdout]   --> src/request.rs:28:2
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) struct VercelEvent<'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: `VercelEvent` 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 `action` is never read
[INFO] [stdout]   --> src/request.rs:28:2
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) struct VercelEvent<'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: `VercelEvent` 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 28.90s
[INFO] running `Command { std: "docker" "inspect" "0f7455f91e90b74516d4bbb92d5101a481df79eaafa28cc5865aaae132742766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f7455f91e90b74516d4bbb92d5101a481df79eaafa28cc5865aaae132742766", kill_on_drop: false }`
[INFO] [stdout] 0f7455f91e90b74516d4bbb92d5101a481df79eaafa28cc5865aaae132742766
