[INFO] crate parsswd 0.1.0 is already in cache
[INFO] extracting crate parsswd 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/parsswd/0.1.0
[INFO] extracting crate parsswd 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/parsswd/0.1.0
[INFO] validating manifest of parsswd-0.1.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of parsswd-0.1.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing parsswd-0.1.0
[INFO] finished frobbing parsswd-0.1.0
[INFO] frobbed toml for parsswd-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/parsswd/0.1.0/Cargo.toml
[INFO] started frobbing parsswd-0.1.0
[INFO] finished frobbing parsswd-0.1.0
[INFO] frobbed toml for parsswd-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/parsswd/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting parsswd-0.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/parsswd/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f19a45aae21266533de96a63c92836044859fab4db62a7b0c913082dc073bbc7
[INFO] running `"docker" "start" "-a" "f19a45aae21266533de96a63c92836044859fab4db62a7b0c913082dc073bbc7"`
[INFO] [stderr]    Compiling skeptic v0.4.0
[INFO] [stderr]    Compiling parsswd v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: defining a method called `from_str` on this type; consider implementing the `std::str::FromStr` trait or choosing a less ambiguous name
[INFO] [stderr]   --> src/lib.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | /     pub fn from_str(s: &'a str) -> Option<PwEnt<'a>> {
[INFO] [stderr] 14 | |         let mut entries = s.splitn(7, ':');
[INFO] [stderr] 15 | |         Some(PwEnt {
[INFO] [stderr] 16 | |             name: match entries.next() { None => return None, Some(s) => s },
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |         })
[INFO] [stderr] 24 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::should_implement_trait)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#should_implement_trait
[INFO] [stderr] 
[INFO] [stderr] warning: defining a method called `from_str` on this type; consider implementing the `std::str::FromStr` trait or choosing a less ambiguous name
[INFO] [stderr]   --> src/lib.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     pub fn from_str(s: &'a str) -> Option<GrpEnt<'a>> {
[INFO] [stderr] 37 | |         let mut entries = s.splitn(4, ':');
[INFO] [stderr] 38 | |         Some(GrpEnt {
[INFO] [stderr] 39 | |             name: match entries.next() { None => return None, Some(s) => s },
[INFO] [stderr] ...  |
[INFO] [stderr] 43 | |         })
[INFO] [stderr] 44 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#should_implement_trait
[INFO] [stderr] 
[INFO] [stderr] warning: defining a method called `from_str` on this type; consider implementing the `std::str::FromStr` trait or choosing a less ambiguous name
[INFO] [stderr]   --> src/lib.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | /     pub fn from_str(s: &'a str) -> Option<PwEnt<'a>> {
[INFO] [stderr] 14 | |         let mut entries = s.splitn(7, ':');
[INFO] [stderr] 15 | |         Some(PwEnt {
[INFO] [stderr] 16 | |             name: match entries.next() { None => return None, Some(s) => s },
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |         })
[INFO] [stderr] 24 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::should_implement_trait)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#should_implement_trait
[INFO] [stderr] 
[INFO] [stderr] warning: defining a method called `from_str` on this type; consider implementing the `std::str::FromStr` trait or choosing a less ambiguous name
[INFO] [stderr]   --> src/lib.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     pub fn from_str(s: &'a str) -> Option<GrpEnt<'a>> {
[INFO] [stderr] 37 | |         let mut entries = s.splitn(4, ':');
[INFO] [stderr] 38 | |         Some(GrpEnt {
[INFO] [stderr] 39 | |             name: match entries.next() { None => return None, Some(s) => s },
[INFO] [stderr] ...  |
[INFO] [stderr] 43 | |         })
[INFO] [stderr] 44 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#should_implement_trait
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> /opt/crater/target/debug/build/parsswd-8516170e14155657/out/skeptic-tests.rs:4:9
[INFO] [stderr]    |
[INFO] [stderr] 4  |       let ref s = format!("{}", r#"extern crate parsswd;
[INFO] [stderr]    |  _____-   ^^^^^
[INFO] [stderr] 5  | |
[INFO] [stderr] 6  | | use parsswd::{PwEnt, GrpEnt};
[INFO] [stderr] 7  | | use std::io::prelude::*;
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | | }
[INFO] [stderr] 26 | | "#);
[INFO] [stderr]    | |____- help: try: `let s = &$ crate :: fmt :: format ( format_args ! ( $ ( $ arg ) * ) );`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> /opt/crater/target/debug/build/parsswd-8516170e14155657/out/skeptic-tests.rs:4:17
[INFO] [stderr]    |
[INFO] [stderr] 4  |       let ref s = format!("{}", r#"extern crate parsswd;
[INFO] [stderr]    |  _________________^
[INFO] [stderr] 5  | |
[INFO] [stderr] 6  | | use parsswd::{PwEnt, GrpEnt};
[INFO] [stderr] 7  | | use std::io::prelude::*;
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | | }
[INFO] [stderr] 26 | | "#);
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] help: consider using .to_string()
[INFO] [stderr]    |
[INFO] [stderr] 2  | $ crate :: fmt :: format ( r#"extern crate parsswd;
[INFO] [stderr] 3  | 
[INFO] [stderr] 4  | use parsswd::{PwEnt, GrpEnt};
[INFO] [stderr] 5  | use std::io::prelude::*;
[INFO] [stderr] 6  | use std::io::BufReader;
[INFO] [stderr] 7  | use std::fs::File;
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.78s
[INFO] running `"docker" "inspect" "f19a45aae21266533de96a63c92836044859fab4db62a7b0c913082dc073bbc7"`
[INFO] running `"docker" "rm" "-f" "f19a45aae21266533de96a63c92836044859fab4db62a7b0c913082dc073bbc7"`
[INFO] [stdout] f19a45aae21266533de96a63c92836044859fab4db62a7b0c913082dc073bbc7