[INFO] cloning repository https://github.com/dvdplm/rustinn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dvdplm/rustinn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvdplm%2Frustinn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvdplm%2Frustinn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78c0a3d98584d1ccdc14bb4e961bd143dbe09390
[INFO] checking dvdplm/rustinn against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvdplm%2Frustinn" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dvdplm/rustinn on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dvdplm/rustinn
[INFO] finished tweaking git repo https://github.com/dvdplm/rustinn
[INFO] tweaked toml for git repo https://github.com/dvdplm/rustinn written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/dvdplm/rustinn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6aa5ee192bcd40081f1857dca4ec364cbb01c59b273aed4bb383e1ff46b64677
[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" "6aa5ee192bcd40081f1857dca4ec364cbb01c59b273aed4bb383e1ff46b64677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6aa5ee192bcd40081f1857dca4ec364cbb01c59b273aed4bb383e1ff46b64677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aa5ee192bcd40081f1857dca4ec364cbb01c59b273aed4bb383e1ff46b64677", kill_on_drop: false }`
[INFO] [stdout] 6aa5ee192bcd40081f1857dca4ec364cbb01c59b273aed4bb383e1ff46b64677
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fca26e2b708628820cc95ffa4db05c434a983d74752e96a688d7041abdd2b1f1
[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" "fca26e2b708628820cc95ffa4db05c434a983d74752e96a688d7041abdd2b1f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling cc v1.0.9
[INFO] [stderr]     Checking token_store v0.1.2
[INFO] [stderr]    Compiling pkg-config v0.3.10
[INFO] [stderr]     Checking rustc-demangle v0.1.7
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking serde v1.0.43
[INFO] [stderr]     Checking smallvec v0.6.1
[INFO] [stderr]     Checking rand_core v0.1.0 (https://github.com/rust-lang-nursery/rand.git#aa4c4834)
[INFO] [stderr]     Checking find_folder v0.3.0
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking shared_library v0.1.8
[INFO] [stderr]    Compiling proc-macro2 v0.3.7
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking stb_truetype v0.2.2
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking tempfile v3.0.1
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking rand v0.5.0-pre.1 (https://github.com/rust-lang-nursery/rand.git#aa4c4834)
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking petgraph v0.4.12
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rusttype v0.5.2
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[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]    Compiling x11-dl v2.17.5
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]     Checking daggy v0.5.0
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]    Compiling glutin v0.14.0
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[INFO] [stderr]     Checking image v0.18.0
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[INFO] [stderr]     Checking winit v0.12.0
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.43
[INFO] [stderr]    Compiling conrod_derive v0.1.2
[INFO] [stderr]     Checking pistoncore-input v0.20.0
[INFO] [stderr]     Checking conrod v0.59.0
[INFO] [stderr]     Checking rustinn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated trait `rand::distributions::IndependentSample`: use Distribution instead
[INFO] [stdout]  --> src/lib.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::distributions::{IndependentSample, Range};
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `rand::distributions::IndependentSample::ind_sample`: use Distribution instead
[INFO] [stdout]   --> src/lib.rs:92:31
[INFO] [stdout]    |
[INFO] [stdout] 92 |             self.w[i] = range.ind_sample(&mut rng);
[INFO] [stdout]    |                               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `rand::distributions::IndependentSample::ind_sample`: use Distribution instead
[INFO] [stdout]   --> src/lib.rs:96:31
[INFO] [stdout]    |
[INFO] [stdout] 96 |             self.b[i] = range.ind_sample(&mut rng);
[INFO] [stdout]    |                               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `rand::distributions::IndependentSample`: use Distribution instead
[INFO] [stdout]  --> src/lib.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::distributions::{IndependentSample, Range};
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `rand::distributions::IndependentSample::ind_sample`: use Distribution instead
[INFO] [stdout]   --> src/lib.rs:92:31
[INFO] [stdout]    |
[INFO] [stdout] 92 |             self.w[i] = range.ind_sample(&mut rng);
[INFO] [stdout]    |                               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `rand::distributions::IndependentSample::ind_sample`: use Distribution instead
[INFO] [stdout]   --> src/lib.rs:96:31
[INFO] [stdout]    |
[INFO] [stdout] 96 |             self.b[i] = range.ind_sample(&mut rng);
[INFO] [stdout]    |                               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SeedableRng`, `SmallRng`, `thread_rng`
[INFO] [stdout]  --> src/main.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{Rng, SmallRng, SeedableRng, thread_rng};
[INFO] [stdout]   |                 ^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SeedableRng`, `SmallRng`, `thread_rng`
[INFO] [stdout]  --> src/main.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{Rng, SmallRng, SeedableRng, thread_rng};
[INFO] [stdout]   |                 ^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]  --> src/main.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{Rng, SmallRng, SeedableRng, thread_rng};
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]  --> src/main.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{Rng, SmallRng, SeedableRng, thread_rng};
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `digit_image_id`
[INFO] [stdout]    --> src/viz.rs:139:37
[INFO] [stdout]     |
[INFO] [stdout] 139 | ...                   let digit_image_id = image_map.replace(digit_image_id, digit_image).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_digit_image_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `digit_image_id`
[INFO] [stdout]    --> src/viz.rs:153:37
[INFO] [stdout]     |
[INFO] [stdout] 153 | ...                   let digit_image_id = image_map.replace(digit_image_id, digit_image).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_digit_image_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `needs_update`
[INFO] [stdout]   --> src/viz.rs:66:16
[INFO] [stdout]    |
[INFO] [stdout] 66 |         pub fn needs_update(&mut self) {
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `digit_image_id`
[INFO] [stdout]    --> src/viz.rs:139:37
[INFO] [stdout]     |
[INFO] [stdout] 139 | ...                   let digit_image_id = image_map.replace(digit_image_id, digit_image).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_digit_image_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `digit_image_id`
[INFO] [stdout]    --> src/viz.rs:153:37
[INFO] [stdout]     |
[INFO] [stdout] 153 | ...                   let digit_image_id = image_map.replace(digit_image_id, digit_image).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_digit_image_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `needs_update`
[INFO] [stdout]   --> src/viz.rs:66:16
[INFO] [stdout]    |
[INFO] [stdout] 66 |         pub fn needs_update(&mut self) {
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] running `Command { std: "docker" "inspect" "fca26e2b708628820cc95ffa4db05c434a983d74752e96a688d7041abdd2b1f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fca26e2b708628820cc95ffa4db05c434a983d74752e96a688d7041abdd2b1f1", kill_on_drop: false }`
[INFO] [stdout] fca26e2b708628820cc95ffa4db05c434a983d74752e96a688d7041abdd2b1f1