[INFO] cloning repository https://github.com/FredericDesgreniers/comp353_gen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FredericDesgreniers/comp353_gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredericDesgreniers%2Fcomp353_gen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredericDesgreniers%2Fcomp353_gen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9916d59810824119c5d2ebf332300695d71fd4cb
[INFO] testing FredericDesgreniers/comp353_gen against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredericDesgreniers%2Fcomp353_gen" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FredericDesgreniers/comp353_gen on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FredericDesgreniers/comp353_gen
[INFO] finished tweaking git repo https://github.com/FredericDesgreniers/comp353_gen
[INFO] tweaked toml for git repo https://github.com/FredericDesgreniers/comp353_gen written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/FredericDesgreniers/comp353_gen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ca11ffd364c079e0260743c1556dcaef2b220132d6539f8526638c82a8a0b31
[INFO] running `Command { std: "docker" "start" "-a" "1ca11ffd364c079e0260743c1556dcaef2b220132d6539f8526638c82a8a0b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ca11ffd364c079e0260743c1556dcaef2b220132d6539f8526638c82a8a0b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ca11ffd364c079e0260743c1556dcaef2b220132d6539f8526638c82a8a0b31", kill_on_drop: false }`
[INFO] [stdout] 1ca11ffd364c079e0260743c1556dcaef2b220132d6539f8526638c82a8a0b31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 069d1d6f64557222a876c5c18a7866344be331513fadc3f07872fe3034e7ea5a
[INFO] running `Command { std: "docker" "start" "-a" "069d1d6f64557222a876c5c18a7866344be331513fadc3f07872fe3034e7ea5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling cfg-if v0.1.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling lazy_static v1.0.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]    Compiling quote v0.6.4
[INFO] [stderr]    Compiling rand v0.5.4
[INFO] [stderr]    Compiling syn v0.14.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling rand_field v0.1.0 (https://github.com/FredericDesgreniers/rand_field/#3b5e232d)
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling rand_field_derive v0.1.0 (https://github.com/FredericDesgreniers/rand_field/#3b5e232d)
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling generator v0.1.0 (/opt/rustwide/workdir/generator)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> generator/src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `failure::Error`
[INFO] [stdout]  --> generator/src/streams/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use failure::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> generator/src/streams/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Formatter`
[INFO] [stdout]  --> generator/src/streams/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fmt::Formatter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> generator/src/streams/mod.rs:45:42
[INFO] [stdout]    |
[INFO] [stdout] 45 |             if let Some(name) = self.buffer.drain((0..1)).nth(0) {
[INFO] [stdout]    |                                                   ^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::ThreadRng`
[INFO] [stdout]  --> generator/src/models/client.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::ThreadRng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::ThreadRng`
[INFO] [stdout]   --> generator/src/lib.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use rand::ThreadRng;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `models::client::ContractType`
[INFO] [stdout]   --> generator/src/lib.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use models::client::ContractType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> generator/src/lib.rs:133:2
[INFO] [stdout]     |
[INFO] [stdout] 133 |     (start..rand::thread_rng().gen_range(range.start, range.end))
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `random`
[INFO] [stdout]   --> generator/src/lib.rs:70:11
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut random = rand::thread_rng();
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_random`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> generator/src/lib.rs:70:7
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut random = rand::thread_rng();
[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: the feature `attr_literals` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> generator/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(attr_literals, nll)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling comp353_gen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Range`, `SampleRange`
[INFO] [stdout]  --> src/main.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::distributions::range::{Range, SampleRange};
[INFO] [stdout]   |                                  ^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::thread_rng`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rand::thread_rng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut name_generator: Stream<PersonName> = Stream::from_file(File::open("employees.txt")?);
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:27:2
[INFO] [stdout]     |
[INFO] [stdout] 27  | /     output_file.write_all(b"
[INFO] [stdout] 28  | |
[INFO] [stdout] 29  | | drop table Tasks;
[INFO] [stdout] 30  | | drop table Regular;
[INFO] [stdout] ...   |
[INFO] [stdout] 108 | | );
[INFO] [stdout] 109 | | ");
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:111:2
[INFO] [stdout]     |
[INFO] [stdout] 111 |     output_file.write_all(result.unwrap().as_bytes());
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.52s
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "069d1d6f64557222a876c5c18a7866344be331513fadc3f07872fe3034e7ea5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "069d1d6f64557222a876c5c18a7866344be331513fadc3f07872fe3034e7ea5a", kill_on_drop: false }`
[INFO] [stdout] 069d1d6f64557222a876c5c18a7866344be331513fadc3f07872fe3034e7ea5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f1884e05b56b5fd77e575ef08849604584ec838f0533b699f66efcdcab03741
[INFO] running `Command { std: "docker" "start" "-a" "4f1884e05b56b5fd77e575ef08849604584ec838f0533b699f66efcdcab03741", kill_on_drop: false }`
[INFO] [stderr]    Compiling comp353_gen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> generator/src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `failure::Error`
[INFO] [stdout]  --> generator/src/streams/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use failure::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]  --> generator/src/streams/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fmt::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Formatter`
[INFO] [stdout]  --> generator/src/streams/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fmt::Formatter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> generator/src/streams/mod.rs:45:42
[INFO] [stdout]    |
[INFO] [stdout] 45 |             if let Some(name) = self.buffer.drain((0..1)).nth(0) {
[INFO] [stdout]    |                                                   ^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::ThreadRng`
[INFO] [stdout]  --> generator/src/models/client.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::ThreadRng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::ThreadRng`
[INFO] [stdout]   --> generator/src/lib.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use rand::ThreadRng;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `models::client::ContractType`
[INFO] [stdout]   --> generator/src/lib.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use models::client::ContractType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> generator/src/lib.rs:133:2
[INFO] [stdout]     |
[INFO] [stdout] 133 |     (start..rand::thread_rng().gen_range(range.start, range.end))
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `random`
[INFO] [stdout]   --> generator/src/lib.rs:70:11
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut random = rand::thread_rng();
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_random`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> generator/src/lib.rs:70:7
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut random = rand::thread_rng();
[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: the feature `attr_literals` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> generator/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(attr_literals, nll)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Range`, `SampleRange`
[INFO] [stdout]  --> src/main.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::distributions::range::{Range, SampleRange};
[INFO] [stdout]   |                                  ^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::thread_rng`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rand::thread_rng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut name_generator: Stream<PersonName> = Stream::from_file(File::open("employees.txt")?);
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:27:2
[INFO] [stdout]     |
[INFO] [stdout] 27  | /     output_file.write_all(b"
[INFO] [stdout] 28  | |
[INFO] [stdout] 29  | | drop table Tasks;
[INFO] [stdout] 30  | | drop table Regular;
[INFO] [stdout] ...   |
[INFO] [stdout] 108 | | );
[INFO] [stdout] 109 | | ");
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:111:2
[INFO] [stdout]     |
[INFO] [stdout] 111 |     output_file.write_all(result.unwrap().as_bytes());
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4f1884e05b56b5fd77e575ef08849604584ec838f0533b699f66efcdcab03741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f1884e05b56b5fd77e575ef08849604584ec838f0533b699f66efcdcab03741", kill_on_drop: false }`
[INFO] [stdout] 4f1884e05b56b5fd77e575ef08849604584ec838f0533b699f66efcdcab03741
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec11b19afef244caaa865b2ef6b90f92e4c7c6e386403b665b909135cc2895d6
[INFO] running `Command { std: "docker" "start" "-a" "ec11b19afef244caaa865b2ef6b90f92e4c7c6e386403b665b909135cc2895d6", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> generator/src/lib.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `failure::Error`
[INFO] [stderr]  --> generator/src/streams/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use failure::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Display`
[INFO] [stderr]  --> generator/src/streams/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt::Display;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Formatter`
[INFO] [stderr]  --> generator/src/streams/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::fmt::Formatter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> generator/src/streams/mod.rs:45:42
[INFO] [stderr]    |
[INFO] [stderr] 45 |             if let Some(name) = self.buffer.drain((0..1)).nth(0) {
[INFO] [stderr]    |                                                   ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::ThreadRng`
[INFO] [stderr]  --> generator/src/models/client.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::ThreadRng;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::ThreadRng`
[INFO] [stderr]   --> generator/src/lib.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | use rand::ThreadRng;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `models::client::ContractType`
[INFO] [stderr]   --> generator/src/lib.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | use models::client::ContractType;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> generator/src/lib.rs:133:2
[INFO] [stderr]     |
[INFO] [stderr] 133 |     (start..rand::thread_rng().gen_range(range.start, range.end))
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `random`
[INFO] [stderr]   --> generator/src/lib.rs:70:11
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let mut random = rand::thread_rng();
[INFO] [stderr]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_random`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> generator/src/lib.rs:70:7
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let mut random = rand::thread_rng();
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `attr_literals` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> generator/src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(attr_literals, nll)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `generator` (lib) generated 12 warnings
[INFO] [stderr] warning: unused imports: `Range`, `SampleRange`
[INFO] [stderr]  --> src/main.rs:7:34
[INFO] [stderr]   |
[INFO] [stderr] 7 | use rand::distributions::range::{Range, SampleRange};
[INFO] [stderr]   |                                  ^^^^^  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::thread_rng`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use rand::thread_rng;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:19:6
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut name_generator: Stream<PersonName> = Stream::from_file(File::open("employees.txt")?);
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:27:2
[INFO] [stderr]     |
[INFO] [stderr] 27  | /     output_file.write_all(b"
[INFO] [stderr] 28  | |
[INFO] [stderr] 29  | | drop table Tasks;
[INFO] [stderr] 30  | | drop table Regular;
[INFO] [stderr] ...   |
[INFO] [stderr] 108 | | );
[INFO] [stderr] 109 | | ");
[INFO] [stderr]     | |___^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:111:2
[INFO] [stderr]     |
[INFO] [stderr] 111 |     output_file.write_all(result.unwrap().as_bytes());
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `comp353_gen` (bin "comp353_gen" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/comp353_gen-74b0a4ae301f4868)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ec11b19afef244caaa865b2ef6b90f92e4c7c6e386403b665b909135cc2895d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec11b19afef244caaa865b2ef6b90f92e4c7c6e386403b665b909135cc2895d6", kill_on_drop: false }`
[INFO] [stdout] ec11b19afef244caaa865b2ef6b90f92e4c7c6e386403b665b909135cc2895d6