[INFO] cloning repository https://github.com/codeTIT4N/rust-practice-programs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/codeTIT4N/rust-practice-programs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcodeTIT4N%2Frust-practice-programs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcodeTIT4N%2Frust-practice-programs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c42dd98becc5f31a6e1fbe0ba200f1c464dbdb24
[INFO] building codeTIT4N/rust-practice-programs against try#615edd3ad1cf6871c977dc900317cb6c2070fd6b for pr-97334
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcodeTIT4N%2Frust-practice-programs" "/workspace/builds/worker-32/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/codeTIT4N/rust-practice-programs on toolchain 615edd3ad1cf6871c977dc900317cb6c2070fd6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/codeTIT4N/rust-practice-programs
[INFO] finished tweaking git repo https://github.com/codeTIT4N/rust-practice-programs
[INFO] tweaked toml for git repo https://github.com/codeTIT4N/rust-practice-programs written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate git repo https://github.com/codeTIT4N/rust-practice-programs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81c4ca78518ba060defd18366f0a862e4f8eb34373b009be49a5d49ebbdc8d21
[INFO] running `Command { std: "docker" "start" "-a" "81c4ca78518ba060defd18366f0a862e4f8eb34373b009be49a5d49ebbdc8d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81c4ca78518ba060defd18366f0a862e4f8eb34373b009be49a5d49ebbdc8d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81c4ca78518ba060defd18366f0a862e4f8eb34373b009be49a5d49ebbdc8d21", kill_on_drop: false }`
[INFO] [stdout] 81c4ca78518ba060defd18366f0a862e4f8eb34373b009be49a5d49ebbdc8d21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf94d671a31e109a44ca79f14c1331ace8fa367d85b3267dabf525e8f5c2a55a
[INFO] running `Command { std: "docker" "start" "-a" "bf94d671a31e109a44ca79f14c1331ace8fa367d85b3267dabf525e8f5c2a55a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.114
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling activities v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `attempt`
[INFO] [stdout]   --> src/bin/a18b.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let attempt = building_access(emp)?;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attempt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MaintenanceCrew`
[INFO] [stdout]   --> src/bin/a18b.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     MaintenanceCrew,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MartketingDept`
[INFO] [stdout]   --> src/bin/a18b.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     MartketingDept,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LineSupervisor`
[INFO] [stdout]   --> src/bin/a18b.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     LineSupervisor,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `KitchenStaff`
[INFO] [stdout]   --> src/bin/a18b.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     KitchenStaff,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AssemblyTechnician`
[INFO] [stdout]   --> src/bin/a18b.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     AssemblyTechnician,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Terminated`
[INFO] [stdout]   --> src/bin/a18b.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     Terminated,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Black`
[INFO] [stdout]   --> src/bin/a28.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Black,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a28.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Brown`
[INFO] [stdout]   --> src/bin/a28.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Brown,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a28.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Custom`
[INFO] [stdout]   --> src/bin/a28.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Custom(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a28.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Green`
[INFO] [stdout]   --> src/bin/a28.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Green,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a28.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part_1`
[INFO] [stdout]   --> src/bin/a23.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn part_1() -> bool {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Purple`
[INFO] [stdout]   --> src/bin/a28.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Purple,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a28.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part_2`
[INFO] [stdout]   --> src/bin/a23.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn part_2() -> Option<Access> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]   --> src/bin/a28.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Red,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a28.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part_3`
[INFO] [stdout]   --> src/bin/a23.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn part_3() -> Access {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Yellow`
[INFO] [stdout]   --> src/bin/a28.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Yellow,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a28.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Admin`
[INFO] [stdout]   --> src/bin/a23.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Admin,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Access` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a23.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | #[derive(Debug, Eq, PartialEq)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `User`
[INFO] [stdout]   --> src/bin/a23.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     User,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Access` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a23.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | #[derive(Debug, Eq, PartialEq)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Guest`
[INFO] [stdout]   --> src/bin/a23.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     Guest,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Access` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a23.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | #[derive(Debug, Eq, PartialEq)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `maybe_access`
[INFO] [stdout]   --> src/bin/a23.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn maybe_access(name: &str) -> Option<Access> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `root`
[INFO] [stdout]   --> src/bin/a23.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn root() -> Option<Access> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `user_id`
[INFO] [stdout]   --> src/bin/a21.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     user_id: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a21.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/bin/a21.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a21.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `clamp`
[INFO] [stdout]   --> src/bin/a22.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn clamp(n: i32, lower: i32, upper: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/a9.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let (x, y) = get_data();
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `div`
[INFO] [stdout]   --> src/bin/a22.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn div(a: i32, b: i32) -> Option<i32> {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `concat`
[INFO] [stdout]   --> src/bin/a22.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn concat(first: &str, second: &str) -> String {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.99s
[INFO] running `Command { std: "docker" "inspect" "bf94d671a31e109a44ca79f14c1331ace8fa367d85b3267dabf525e8f5c2a55a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf94d671a31e109a44ca79f14c1331ace8fa367d85b3267dabf525e8f5c2a55a", kill_on_drop: false }`
[INFO] [stdout] bf94d671a31e109a44ca79f14c1331ace8fa367d85b3267dabf525e8f5c2a55a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08e074f418d392222166c52883743db2d2e05c6b74c2dbfbebaced5c1575a9c1
[INFO] running `Command { std: "docker" "start" "-a" "08e074f418d392222166c52883743db2d2e05c6b74c2dbfbebaced5c1575a9c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling activities v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `user_id`
[INFO] [stdout]   --> src/bin/a21.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     user_id: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a21.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/bin/a21.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a21.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/a9.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let (x, y) = get_data();
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attempt`
[INFO] [stdout]   --> src/bin/a18b.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let attempt = building_access(emp)?;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attempt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Black`
[INFO] [stdout]   --> src/bin/a28.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Black,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a28.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Brown`
[INFO] [stdout]   --> src/bin/a28.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Brown,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a28.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Custom`
[INFO] [stdout]   --> src/bin/a28.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Custom(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a28.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Green`
[INFO] [stdout]   --> src/bin/a28.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Green,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a28.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Purple`
[INFO] [stdout]   --> src/bin/a28.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Purple,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a28.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]   --> src/bin/a28.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Red,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a28.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Yellow`
[INFO] [stdout]   --> src/bin/a28.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Yellow,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Color` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin/a28.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MaintenanceCrew`
[INFO] [stdout]   --> src/bin/a18b.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     MaintenanceCrew,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MartketingDept`
[INFO] [stdout]   --> src/bin/a18b.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     MartketingDept,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LineSupervisor`
[INFO] [stdout]   --> src/bin/a18b.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     LineSupervisor,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `KitchenStaff`
[INFO] [stdout]   --> src/bin/a18b.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     KitchenStaff,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AssemblyTechnician`
[INFO] [stdout]   --> src/bin/a18b.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     AssemblyTechnician,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Terminated`
[INFO] [stdout]   --> src/bin/a18b.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     Terminated,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `activities`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name p2_example --edition=2018 src/bin/p2-example.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=24b764018faacf67 -C extra-filename=-24b764018faacf67 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-d4a6338f4caeebb7.rlib --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-700624f2d6a7235f.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-d5fa399e20a5982c.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `activities`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name p2 --edition=2018 src/bin/p2.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=5217607726a4069c -C extra-filename=-5217607726a4069c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-d4a6338f4caeebb7.rlib --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-700624f2d6a7235f.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-d5fa399e20a5982c.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `activities`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name a22 --edition=2018 src/bin/a22.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=602cd5edabfe2257 -C extra-filename=-602cd5edabfe2257 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-d4a6338f4caeebb7.rlib --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-700624f2d6a7235f.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-d5fa399e20a5982c.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `activities`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name a23 --edition=2018 src/bin/a23.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=7016ef7f64c09118 -C extra-filename=-7016ef7f64c09118 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-d4a6338f4caeebb7.rlib --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-700624f2d6a7235f.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-d5fa399e20a5982c.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `activities`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name p1 --edition=2018 src/bin/p1.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=42c48f9e1a815154 -C extra-filename=-42c48f9e1a815154 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-d4a6338f4caeebb7.rlib --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-700624f2d6a7235f.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-d5fa399e20a5982c.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `activities`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name a27 --edition=2018 src/bin/a27.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=49d725649bc83a4c -C extra-filename=-49d725649bc83a4c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-d4a6338f4caeebb7.rlib --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-700624f2d6a7235f.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-d5fa399e20a5982c.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "08e074f418d392222166c52883743db2d2e05c6b74c2dbfbebaced5c1575a9c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08e074f418d392222166c52883743db2d2e05c6b74c2dbfbebaced5c1575a9c1", kill_on_drop: false }`
[INFO] [stdout] 08e074f418d392222166c52883743db2d2e05c6b74c2dbfbebaced5c1575a9c1