[INFO] cloning repository https://github.com/joshrotenberg/adrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joshrotenberg/adrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshrotenberg%2Fadrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshrotenberg%2Fadrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 152b6e9c1c20891ba52c455487648721e519f9f9
[INFO] checking joshrotenberg/adrs against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshrotenberg%2Fadrs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joshrotenberg/adrs on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joshrotenberg/adrs
[INFO] finished tweaking git repo https://github.com/joshrotenberg/adrs
[INFO] tweaked toml for git repo https://github.com/joshrotenberg/adrs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/joshrotenberg/adrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a13e31d528681947300ac626efdd0de35a0728645b371050f2d94e05346cff2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9a13e31d528681947300ac626efdd0de35a0728645b371050f2d94e05346cff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a13e31d528681947300ac626efdd0de35a0728645b371050f2d94e05346cff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a13e31d528681947300ac626efdd0de35a0728645b371050f2d94e05346cff2", kill_on_drop: false }`
[INFO] [stdout] 9a13e31d528681947300ac626efdd0de35a0728645b371050f2d94e05346cff2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c471dfa23860129412a77b10d66e33ef537e7199347248d09b2c3653aa36fa2c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c471dfa23860129412a77b10d66e33ef537e7199347248d09b2c3653aa36fa2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking heck v0.3.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking predicates-tree v1.0.2
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking regex v1.4.4
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking predicates v1.0.7
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking assert_cmd v1.0.3
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]     Checking assert_fs v1.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking handlebars v3.5.3
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking adrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/adrs/lib.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let mut r = What::default().doof(s.as_ref());
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `doof`
[INFO] [stdout]    --> src/adrs/lib.rs:163:16
[INFO] [stdout]     |
[INFO] [stdout] 163 |         pub fn doof(mut self, doof: &'a str) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_what`
[INFO] [stdout]    --> src/adrs/lib.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 |     fn test_what() {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_generate_filename`
[INFO] [stdout]    --> src/adrs/lib.rs:180:8
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn test_generate_filename() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/adrs/lib.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |         dbg!(adr);
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NYGARD_TEMPLATE`
[INFO] [stdout]  --> src/bin/adrs/commands/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | const NYGARD_TEMPLATE: &'static str = include_str!("../../../templates/adr-nygard.hbs");
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NYGARD_TEMPLATE`
[INFO] [stdout]  --> src/bin/adrs/commands/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | const NYGARD_TEMPLATE: &'static str = include_str!("../../../templates/adr-nygard.hbs");
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.96s
[INFO] running `Command { std: "docker" "inspect" "c471dfa23860129412a77b10d66e33ef537e7199347248d09b2c3653aa36fa2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c471dfa23860129412a77b10d66e33ef537e7199347248d09b2c3653aa36fa2c", kill_on_drop: false }`
[INFO] [stdout] c471dfa23860129412a77b10d66e33ef537e7199347248d09b2c3653aa36fa2c