[INFO] updating cached repository codesections/mnemonic
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/codesections/mnemonic
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/codesections/mnemonic" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/codesections/mnemonic"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/codesections/mnemonic'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/codesections/mnemonic" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/codesections/mnemonic"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/codesections/mnemonic'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c63b320f2a323cd661cc51ceb520f86c80cb8af9
[INFO] sha for GitHub repo codesections/mnemonic: c63b320f2a323cd661cc51ceb520f86c80cb8af9
[INFO] validating manifest of codesections/mnemonic on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of codesections/mnemonic on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing codesections/mnemonic
[INFO] finished frobbing codesections/mnemonic
[INFO] frobbed toml for codesections/mnemonic written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/codesections/mnemonic/Cargo.toml
[INFO] started frobbing codesections/mnemonic
[INFO] finished frobbing codesections/mnemonic
[INFO] frobbed toml for codesections/mnemonic written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/codesections/mnemonic/Cargo.toml
[INFO] crate codesections/mnemonic already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking codesections/mnemonic against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-4/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/codesections/mnemonic:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 025cff37a7ae72029f00fcf9bb7f1442306d2a5281811ae9cac8841d001c5e62
[INFO] running `"docker" "start" "-a" "025cff37a7ae72029f00fcf9bb7f1442306d2a5281811ae9cac8841d001c5e62"`
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]     Checking roff v0.1.0
[INFO] [stderr]    Compiling onig_sys v69.1.0
[INFO] [stderr]    Compiling ansi_colours v1.0.1
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking clicolors-control v0.2.0
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]     Checking content_inspector v0.2.4
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]     Checking plist v0.3.0
[INFO] [stderr]    Compiling darling_core v0.8.3
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking toml_edit v0.1.3
[INFO] [stderr]     Checking globset v0.4.2
[INFO] [stderr]     Checking rand v0.6.4
[INFO] [stderr]     Checking man v0.3.0
[INFO] [stderr]     Checking predicates v1.0.0
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]     Checking ignore v0.4.6
[INFO] [stderr]     Checking globwalk v0.5.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tempfile v3.0.5
[INFO] [stderr]     Checking assert_fs v0.11.3
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking console v0.6.2
[INFO] [stderr]    Compiling darling_macro v0.8.3
[INFO] [stderr]     Checking onig v4.3.1
[INFO] [stderr]     Checking syntect v3.0.2
[INFO] [stderr]    Compiling darling v0.8.3
[INFO] [stderr]    Compiling derive_builder_core v0.4.0
[INFO] [stderr]    Compiling derive_builder v0.7.0
[INFO] [stderr]     Checking prettyprint v0.4.1
[INFO] [stderr]     Checking mn v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `default_toml_config` is imported redundantly
[INFO] [stderr]   --> src/state/mod.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 1  | mod default_toml_config;
[INFO] [stderr]    | ------------------------ the item `default_toml_config` is already defined here
[INFO] [stderr] ...
[INFO] [stderr] 64 |         use default_toml_config;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `fs` is imported redundantly
[INFO] [stderr]   --> src/state/mod.rs:66:19
[INFO] [stderr]    |
[INFO] [stderr] 8  | use std::{fs, io::prelude::*};
[INFO] [stderr]    |           -- the item `fs` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 66 |         use std::{fs, io::Read};
[INFO] [stderr]    |                   ^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Read` is imported redundantly
[INFO] [stderr]   --> src/state/mod.rs:66:23
[INFO] [stderr]    |
[INFO] [stderr] 8  | use std::{fs, io::prelude::*};
[INFO] [stderr]    |               -------------- the item `Read` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 66 |         use std::{fs, io::Read};
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `default_toml_config` is imported redundantly
[INFO] [stderr]   --> src/state/mod.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 1  | mod default_toml_config;
[INFO] [stderr]    | ------------------------ the item `default_toml_config` is already defined here
[INFO] [stderr] ...
[INFO] [stderr] 64 |         use default_toml_config;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `fs` is imported redundantly
[INFO] [stderr]   --> src/state/mod.rs:66:19
[INFO] [stderr]    |
[INFO] [stderr] 8  | use std::{fs, io::prelude::*};
[INFO] [stderr]    |           -- the item `fs` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 66 |         use std::{fs, io::Read};
[INFO] [stderr]    |                   ^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Read` is imported redundantly
[INFO] [stderr]   --> src/state/mod.rs:66:23
[INFO] [stderr]    |
[INFO] [stderr] 8  | use std::{fs, io::prelude::*};
[INFO] [stderr]    |               -------------- the item `Read` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 66 |         use std::{fs, io::Read};
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `editor`
[INFO] [stderr]    --> src/state/mod.rs:271:5
[INFO] [stderr]     |
[INFO] [stderr] 271 |     pub fn editor(&self) -> &String {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.38s
[INFO] running `"docker" "inspect" "025cff37a7ae72029f00fcf9bb7f1442306d2a5281811ae9cac8841d001c5e62"`
[INFO] running `"docker" "rm" "-f" "025cff37a7ae72029f00fcf9bb7f1442306d2a5281811ae9cac8841d001c5e62"`
[INFO] [stdout] 025cff37a7ae72029f00fcf9bb7f1442306d2a5281811ae9cac8841d001c5e62