[INFO] cloning repository https://github.com/leptonyu/salak.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leptonyu/salak.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleptonyu%2Fsalak.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleptonyu%2Fsalak.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5987068220cfe83f3af8f2e4c2d77067fde54e71
[INFO] checking leptonyu/salak.rs against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleptonyu%2Fsalak.rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/leptonyu/salak.rs
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/leptonyu/salak.rs
[INFO] tweaked toml for git repo https://github.com/leptonyu/salak.rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/leptonyu/salak.rs 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/leptonyu/salak.rs 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 }`
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[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72393c7ad1ed82b5de0988fea918351e8ab95b8f439f539a2702ad0854f34ae0
[INFO] running `Command { std: "docker" "start" "-a" "72393c7ad1ed82b5de0988fea918351e8ab95b8f439f539a2702ad0854f34ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72393c7ad1ed82b5de0988fea918351e8ab95b8f439f539a2702ad0854f34ae0", kill_on_drop: false }`
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[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ad4c30e51be312cd2fbab59e10b09fc180fbe407cf486dce67ac4ec6406a8b0
[INFO] running `Command { std: "docker" "start" "-a" "6ad4c30e51be312cd2fbab59e10b09fc180fbe407cf486dce67ac4ec6406a8b0", kill_on_drop: false }`
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[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling serde_derive v1.0.127
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[INFO] [stderr]     Checking textwrap v0.11.0
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[INFO] [stderr]     Checking unicode-xid v0.2.2
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[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking salak_derive v0.8.0 (/opt/rustwide/workdir/salak_derive)
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking serde_cbor v0.11.2
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[INFO] [stderr]     Checking salak v0.14.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
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[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: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/app.rs:577:20
[INFO] [stdout]     |
[INFO] [stdout] 577 |         for map in self.0.get(&TypeId::of::<R>()) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 577 -         for map in self.0.get(&TypeId::of::<R>()) {
[INFO] [stdout] 577 +         while let Some(map) = self.0.get(&TypeId::of::<R>()) {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 577 -         for map in self.0.get(&TypeId::of::<R>()) {
[INFO] [stdout] 577 +         if let Some(map) = self.0.get(&TypeId::of::<R>()) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking salak_factory v0.10.0 (/opt/rustwide/workdir/salak_factory)
[INFO] [stdout] warning: struct `WrapEnum` is never constructed
[INFO] [stdout]   --> salak_factory/src/lib.rs:84:19
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub(crate) struct WrapEnum<T>(pub(crate) T);
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WrapEnum` is never constructed
[INFO] [stdout]   --> salak_factory/src/lib.rs:84:19
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub(crate) struct WrapEnum<T>(pub(crate) T);
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[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] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/app.rs:577:20
[INFO] [stdout]     |
[INFO] [stdout] 577 |         for map in self.0.get(&TypeId::of::<R>()) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 577 -         for map in self.0.get(&TypeId::of::<R>()) {
[INFO] [stdout] 577 +         while let Some(map) = self.0.get(&TypeId::of::<R>()) {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 577 -         for map in self.0.get(&TypeId::of::<R>()) {
[INFO] [stdout] 577 +         if let Some(map) = self.0.get(&TypeId::of::<R>()) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.39s
[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 5`
[INFO] running `Command { std: "docker" "inspect" "6ad4c30e51be312cd2fbab59e10b09fc180fbe407cf486dce67ac4ec6406a8b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ad4c30e51be312cd2fbab59e10b09fc180fbe407cf486dce67ac4ec6406a8b0", kill_on_drop: false }`
[INFO] [stdout] 6ad4c30e51be312cd2fbab59e10b09fc180fbe407cf486dce67ac4ec6406a8b0
