[INFO] fetching crate haymaker 0.0.1...
[INFO] checking haymaker-0.0.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate haymaker 0.0.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate haymaker 0.0.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate haymaker 0.0.1
[INFO] finished tweaking crates.io crate haymaker 0.0.1
[INFO] tweaked toml for crates.io crate haymaker 0.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate haymaker 0.0.1 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pico-args v0.4.2
[INFO] [stderr]   Downloaded lalrpop-util v0.19.6
[INFO] [stderr]   Downloaded string_cache v0.8.2
[INFO] [stderr]   Downloaded rustversion v1.0.6
[INFO] [stderr]   Downloaded lalrpop v0.19.6
[INFO] [stderr]   Downloaded petgraph v0.6.0
[INFO] [stderr]   Downloaded syn v1.0.83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb1647e53dce163f600e2676532c5269e6a795b8a0284d8a9f2e8172e4e2bee7
[INFO] running `Command { std: "docker" "start" "-a" "bb1647e53dce163f600e2676532c5269e6a795b8a0284d8a9f2e8172e4e2bee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb1647e53dce163f600e2676532c5269e6a795b8a0284d8a9f2e8172e4e2bee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb1647e53dce163f600e2676532c5269e6a795b8a0284d8a9f2e8172e4e2bee7", kill_on_drop: false }`
[INFO] [stdout] bb1647e53dce163f600e2676532c5269e6a795b8a0284d8a9f2e8172e4e2bee7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fecdaff7c0a3a798e9a1321029b8b913dbe340395ad3e08d5de254b648ea6184
[INFO] running `Command { std: "docker" "start" "-a" "fecdaff7c0a3a798e9a1321029b8b913dbe340395ad3e08d5de254b648ea6184", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling syn v1.0.83
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling string_cache v0.8.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking fixedbitset v0.4.0
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]    Compiling lalrpop-util v0.19.6
[INFO] [stderr]    Compiling lalrpop v0.19.6
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]    Compiling haymaker v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/main.rs:177:12
[INFO] [stdout]     |
[INFO] [stdout] 177 |         if let MakeLine::Rule(rule) = parsed {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/main.rs:177:12
[INFO] [stdout]     |
[INFO] [stdout] 177 |         if let MakeLine::Rule(rule) = parsed {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `to_triple` is never used
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/haymaker-5d4f0528928cbb3e/out/def.rs:1261:8
[INFO] [stdout]      |
[INFO] [stdout] 1260 | pub trait __ToTriple<'input, > {
[INFO] [stdout]      |           ---------- associated function in this trait
[INFO] [stdout] 1261 |     fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError<usize, Token<'input>, &'static str>>;
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `yellow` is never used
[INFO] [stdout]   --> src/console.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait Color {
[INFO] [stdout]    |           ----- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn yellow(&self) -> String;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `to_triple` is never used
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/haymaker-5d4f0528928cbb3e/out/def.rs:1261:8
[INFO] [stdout]      |
[INFO] [stdout] 1260 | pub trait __ToTriple<'input, > {
[INFO] [stdout]      |           ---------- associated function in this trait
[INFO] [stdout] 1261 |     fn to_triple(value: Self) -> Result<(usize,Token<'input>,usize), __lalrpop_util::ParseError<usize, Token<'input>, &'static str>>;
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `yellow` is never used
[INFO] [stdout]   --> src/console.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait Color {
[INFO] [stdout]    |           ----- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn yellow(&self) -> String;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:124:23
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let raw = line.clone();
[INFO] [stdout]     |                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:124:23
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let raw = line.clone();
[INFO] [stdout]     |                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.33s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.6
[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" "fecdaff7c0a3a798e9a1321029b8b913dbe340395ad3e08d5de254b648ea6184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fecdaff7c0a3a798e9a1321029b8b913dbe340395ad3e08d5de254b648ea6184", kill_on_drop: false }`
[INFO] [stdout] fecdaff7c0a3a798e9a1321029b8b913dbe340395ad3e08d5de254b648ea6184