[INFO] fetching crate salak 0.14.1...
[INFO] checking salak-0.14.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate salak 0.14.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate salak 0.14.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-0-tc1/source/Cargo.toml
[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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.28
[INFO] [stderr]   Downloaded serde_derive v1.0.127
[INFO] [stderr]   Downloaded serde_json v1.0.66
[INFO] [stderr]   Downloaded syn v1.0.75
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.76
[INFO] [stderr]   Downloaded instant v0.1.10
[INFO] [stderr]   Downloaded libc v0.2.100
[INFO] [stderr]   Downloaded js-sys v0.3.53
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.76
[INFO] [stderr]   Downloaded serde v1.0.127
[INFO] [stderr]   Downloaded trybuild v1.0.45
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.76
[INFO] [stderr]   Downloaded web-sys v0.3.53
[INFO] [stderr]   Downloaded salak_derive v0.8.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.76
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2dd52f5eba931deb217094dafbb0746442d14cdac1c2c1cdb2130416a3acf1d
[INFO] running `Command { std: "docker" "start" "-a" "e2dd52f5eba931deb217094dafbb0746442d14cdac1c2c1cdb2130416a3acf1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2dd52f5eba931deb217094dafbb0746442d14cdac1c2c1cdb2130416a3acf1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2dd52f5eba931deb217094dafbb0746442d14cdac1c2c1cdb2130416a3acf1d", kill_on_drop: false }`
[INFO] [stdout] e2dd52f5eba931deb217094dafbb0746442d14cdac1c2c1cdb2130416a3acf1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef0512b6733c5846f3bb4f2aace00f715ddd326e5920fed936a4c5ce0df6e296
[INFO] running `Command { std: "docker" "start" "-a" "ef0512b6733c5846f3bb4f2aace00f715ddd326e5920fed936a4c5ce0df6e296", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]    Compiling trybuild v1.0.45
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking pad v0.1.6
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[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 rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking criterion-plot v0.4.4
[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 salak v0.14.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.5
[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)]` 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: 2 warnings emitted
[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)]` 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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.57s
[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" "ef0512b6733c5846f3bb4f2aace00f715ddd326e5920fed936a4c5ce0df6e296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef0512b6733c5846f3bb4f2aace00f715ddd326e5920fed936a4c5ce0df6e296", kill_on_drop: false }`
[INFO] [stdout] ef0512b6733c5846f3bb4f2aace00f715ddd326e5920fed936a4c5ce0df6e296