[INFO] fetching crate salak 0.14.1...
[INFO] checking salak-0.14.1 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate salak 0.14.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate salak 0.14.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate salak 0.14.1
[INFO] tweaked toml for crates.io crate salak 0.14.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate salak 0.14.1 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 crates.io crate salak 0.14.1 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded glob v0.3.0
[INFO] [stderr]   Downloaded itoa v0.4.7
[INFO] [stderr]   Downloaded trybuild v1.0.45
[INFO] [stderr]   Downloaded salak_derive v0.8.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.28
[INFO] [stderr]   Downloaded pad v0.1.6
[INFO] [stderr]   Downloaded instant v0.1.10
[INFO] [stderr]   Downloaded serde_derive v1.0.127
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.76
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.76
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.76
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.76
[INFO] [stderr]   Downloaded serde_json v1.0.66
[INFO] [stderr]   Downloaded syn v1.0.75
[INFO] [stderr]   Downloaded bumpalo v3.7.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.76
[INFO] [stderr]   Downloaded ipnet v2.3.1
[INFO] [stderr]   Downloaded parking_lot_core v0.8.3
[INFO] [stderr]   Downloaded serde v1.0.127
[INFO] [stderr]   Downloaded half v1.7.1
[INFO] [stderr]   Downloaded lock_api v0.4.4
[INFO] [stderr]   Downloaded web-sys v0.3.53
[INFO] [stderr]   Downloaded js-sys v0.3.53
[INFO] [stderr]   Downloaded env_logger v0.9.0
[INFO] [stderr]   Downloaded bstr v0.2.16
[INFO] [stderr]   Downloaded libc v0.2.100
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cf6771161121e2bb1dc4ae4554162a43d99ce99bf602ef05a2508601dbe7ae1
[INFO] running `Command { std: "docker" "start" "-a" "9cf6771161121e2bb1dc4ae4554162a43d99ce99bf602ef05a2508601dbe7ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cf6771161121e2bb1dc4ae4554162a43d99ce99bf602ef05a2508601dbe7ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cf6771161121e2bb1dc4ae4554162a43d99ce99bf602ef05a2508601dbe7ae1", kill_on_drop: false }`
[INFO] [stdout] 9cf6771161121e2bb1dc4ae4554162a43d99ce99bf602ef05a2508601dbe7ae1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db48fe3488d20a1dc4e48a82ee60458066142227ab79a12942cba4caf5526a32
[INFO] running `Command { std: "docker" "start" "-a" "db48fe3488d20a1dc4e48a82ee60458066142227ab79a12942cba4caf5526a32", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling trybuild v1.0.45
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking pad v0.1.6
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling salak_derive v0.8.0
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking salak v0.14.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `key`, `tp`, and `def` are never read
[INFO] [stdout]   --> src/derive.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub(crate) struct KeyDesc {
[INFO] [stdout]    |                   ------- fields in this struct
[INFO] [stdout] 47 |     key: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 48 |     tp: &'static str,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 49 |     pub(crate) required: Option<bool>,
[INFO] [stdout] 50 |     def: Option<String>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KeyDesc` 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: struct `KeyDescs` is never constructed
[INFO] [stdout]   --> src/derive.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub(crate) struct KeyDescs(pub(crate) Vec<KeyDesc>);
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `key`, `tp`, and `def` are never read
[INFO] [stdout]   --> src/derive.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub(crate) struct KeyDesc {
[INFO] [stdout]    |                   ------- fields in this struct
[INFO] [stdout] 47 |     key: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 48 |     tp: &'static str,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 49 |     pub(crate) required: Option<bool>,
[INFO] [stdout] 50 |     def: Option<String>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KeyDesc` 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: struct `KeyDescs` is never constructed
[INFO] [stdout]   --> src/derive.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub(crate) struct KeyDescs(pub(crate) Vec<KeyDesc>);
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `map` is never read
[INFO] [stdout]    --> src/derive.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |     struct Config {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 165 |         map: HashMap<String, u8>,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Config` 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 `i8` is never read
[INFO] [stdout]    --> src/raw.rs:720:9
[INFO] [stdout]     |
[INFO] [stdout] 719 |     struct Config {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 720 |         i8: i8,
[INFO] [stdout]     |         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.18s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[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" "db48fe3488d20a1dc4e48a82ee60458066142227ab79a12942cba4caf5526a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db48fe3488d20a1dc4e48a82ee60458066142227ab79a12942cba4caf5526a32", kill_on_drop: false }`
[INFO] [stdout] db48fe3488d20a1dc4e48a82ee60458066142227ab79a12942cba4caf5526a32
