[INFO] cloning repository https://github.com/rarebreed/retro-service
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rarebreed/retro-service" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frarebreed%2Fretro-service", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frarebreed%2Fretro-service'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f8f98b6aa47e930ff7c2edb96c359aba6bc11d0
[INFO] checking rarebreed/retro-service against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frarebreed%2Fretro-service" "/workspace/builds/worker-64/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rarebreed/retro-service on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rarebreed/retro-service
[INFO] finished tweaking git repo https://github.com/rarebreed/retro-service
[INFO] tweaked toml for git repo https://github.com/rarebreed/retro-service written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate git repo https://github.com/rarebreed/retro-service already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 332281a3ed795e8ecbfbe9dfc78e1bcb72c814e811886592d58278757c4d1c68
[INFO] running `Command { std: "docker" "start" "-a" "332281a3ed795e8ecbfbe9dfc78e1bcb72c814e811886592d58278757c4d1c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "332281a3ed795e8ecbfbe9dfc78e1bcb72c814e811886592d58278757c4d1c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "332281a3ed795e8ecbfbe9dfc78e1bcb72c814e811886592d58278757c4d1c68", kill_on_drop: false }`
[INFO] [stdout] 332281a3ed795e8ecbfbe9dfc78e1bcb72c814e811886592d58278757c4d1c68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db72a2040f9ae1585aff5835e1badfd05dedde26112ede744bfb6949f42e3b0f
[INFO] running `Command { std: "docker" "start" "-a" "db72a2040f9ae1585aff5835e1badfd05dedde26112ede744bfb6949f42e3b0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_core v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking retro v0.1.0 (/opt/rustwide/workdir/retro)
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]   --> retro/src/tasks/probability.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::collections::{HashMap};
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `memory`
[INFO] [stdout]    --> retro/src/characteristics.rs:162:5
[INFO] [stdout]     |
[INFO] [stdout] 162 |     pub memory: Attribute<f32, f32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `analysis`
[INFO] [stdout]    --> retro/src/characteristics.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub analysis: Attribute<f32, f32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `insight`
[INFO] [stdout]    --> retro/src/characteristics.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub insight: Attribute<f32, f32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `creativity`
[INFO] [stdout]    --> retro/src/characteristics.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub creativity: Attribute<f32, f32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `discipline`
[INFO] [stdout]    --> retro/src/characteristics.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub discipline: Attribute<f32, f32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `focus`
[INFO] [stdout]    --> retro/src/characteristics.rs:167:5
[INFO] [stdout]     |
[INFO] [stdout] 167 |     pub focus: Attribute<f32, f32>
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `physical`
[INFO] [stdout]    --> retro/src/characteristics.rs:208:5
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub physical: PhysicalPrimaryCharacteristics,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mental`
[INFO] [stdout]    --> retro/src/characteristics.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     pub mental: MentalPrimaryCharacteristics,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `social`
[INFO] [stdout]    --> retro/src/characteristics.rs:210:5
[INFO] [stdout]     |
[INFO] [stdout] 210 |     pub social: SocialPrimaryCharacteristics
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> retro/src/tasks/probability.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |         for n in 0..100000 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `roll`
[INFO] [stdout]    --> retro/src/tasks/probability.rs:172:29
[INFO] [stdout]     |
[INFO] [stdout] 172 |             let (successes, roll) = get_successes(&pool, 5, 10);
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_roll`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `foo`
[INFO] [stdout]    --> retro/src/tasks/probability.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let foo = avg.into_iter().fold(&mut scores, |acc, next| {
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_foo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `memory`
[INFO] [stdout]    --> retro/src/characteristics.rs:162:5
[INFO] [stdout]     |
[INFO] [stdout] 162 |     pub memory: Attribute<f32, f32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `analysis`
[INFO] [stdout]    --> retro/src/characteristics.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub analysis: Attribute<f32, f32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `insight`
[INFO] [stdout]    --> retro/src/characteristics.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub insight: Attribute<f32, f32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `creativity`
[INFO] [stdout]    --> retro/src/characteristics.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub creativity: Attribute<f32, f32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `discipline`
[INFO] [stdout]    --> retro/src/characteristics.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub discipline: Attribute<f32, f32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `focus`
[INFO] [stdout]    --> retro/src/characteristics.rs:167:5
[INFO] [stdout]     |
[INFO] [stdout] 167 |     pub focus: Attribute<f32, f32>
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `physical`
[INFO] [stdout]    --> retro/src/characteristics.rs:208:5
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub physical: PhysicalPrimaryCharacteristics,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mental`
[INFO] [stdout]    --> retro/src/characteristics.rs:209:5
[INFO] [stdout]     |
[INFO] [stdout] 209 |     pub mental: MentalPrimaryCharacteristics,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `social`
[INFO] [stdout]    --> retro/src/characteristics.rs:210:5
[INFO] [stdout]     |
[INFO] [stdout] 210 |     pub social: SocialPrimaryCharacteristics
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.56s
[INFO] running `Command { std: "docker" "inspect" "db72a2040f9ae1585aff5835e1badfd05dedde26112ede744bfb6949f42e3b0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db72a2040f9ae1585aff5835e1badfd05dedde26112ede744bfb6949f42e3b0f", kill_on_drop: false }`
[INFO] [stdout] db72a2040f9ae1585aff5835e1badfd05dedde26112ede744bfb6949f42e3b0f