[INFO] cloning repository https://github.com/arthurmco/nececity
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arthurmco/nececity" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthurmco%2Fnececity", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthurmco%2Fnececity'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa265cad263f13b1fedb91d2a84a4b8509d6c962
[INFO] checking arthurmco/nececity against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthurmco%2Fnececity" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arthurmco/nececity on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arthurmco/nececity
[INFO] finished tweaking git repo https://github.com/arthurmco/nececity
[INFO] tweaked toml for git repo https://github.com/arthurmco/nececity written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/arthurmco/nececity already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3130c654556bf17737bd9df7e9586cd8fec114c7caf0236969524dd2246ed088
[INFO] running `Command { std: "docker" "start" "-a" "3130c654556bf17737bd9df7e9586cd8fec114c7caf0236969524dd2246ed088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3130c654556bf17737bd9df7e9586cd8fec114c7caf0236969524dd2246ed088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3130c654556bf17737bd9df7e9586cd8fec114c7caf0236969524dd2246ed088", kill_on_drop: false }`
[INFO] [stdout] 3130c654556bf17737bd9df7e9586cd8fec114c7caf0236969524dd2246ed088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b4c19c02f5432d929e5f35a9d59358a2f85782bb4408d2e3ac1082cdfe59ad5
[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" "9b4c19c02f5432d929e5f35a9d59358a2f85782bb4408d2e3ac1082cdfe59ad5", kill_on_drop: false }`
[INFO] [stderr]     Checking nececity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Family`
[INFO] [stdout]  --> src/logic/person.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use logic::family::{Family, FamilyID};
[INFO] [stdout]   |                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std`
[INFO] [stdout]  --> src/logic/person.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std;
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std`
[INFO] [stdout]  --> src/logic/family.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std;
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `matches`
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate matches;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nececity`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variant is never constructed: `Health`
[INFO] [stdout]   --> src/logic/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Health,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Technology`
[INFO] [stdout]   --> src/logic/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Technology,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Driving`
[INFO] [stdout]   --> src/logic/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Driving,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Homecare`
[INFO] [stdout]   --> src/logic/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Homecare,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Basic`
[INFO] [stdout]   --> src/logic/mod.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     Basic,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Technical`
[INFO] [stdout]   --> src/logic/mod.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Technical,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Experience`
[INFO] [stdout]   --> src/logic/mod.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     Experience(WorkingArea, i32),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/logic/family.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn new(father: &Person, mother: &Person) -> Family {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iterate`
[INFO] [stdout]   --> src/logic/family.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn iterate(&mut self) {}
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9b4c19c02f5432d929e5f35a9d59358a2f85782bb4408d2e3ac1082cdfe59ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b4c19c02f5432d929e5f35a9d59358a2f85782bb4408d2e3ac1082cdfe59ad5", kill_on_drop: false }`
[INFO] [stdout] 9b4c19c02f5432d929e5f35a9d59358a2f85782bb4408d2e3ac1082cdfe59ad5