[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 master#c3def263a44e07e09ae6d57abfc8650227fb4972 for pr-118920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvdplm%2Frustinn" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dvdplm/rustinn on toolchain c3def263a44e07e09ae6d57abfc8650227fb4972
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking dvdplm/rustinn against try#3931cbb869e499bf6db1e4d580cc247efbf183df for pr-118920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvdplm%2Frustinn" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dvdplm/rustinn on toolchain 3931cbb869e499bf6db1e4d580cc247efbf183df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/rust-lang-nursery/rand.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking dvdplm/rustinn against try#3931cbb869e499bf6db1e4d580cc247efbf183df for pr-118920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvdplm%2Frustinn" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dvdplm/rustinn on toolchain 3931cbb869e499bf6db1e4d580cc247efbf183df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "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
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[INFO] [stderr]   Downloaded smallvec v0.6.1
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[INFO] [stderr]   Downloaded pkg-config v0.3.10
[INFO] [stderr]   Downloaded glium v0.21.0
[INFO] [stderr]   Downloaded conrod v0.59.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f642478d3636ccad60ba5ece30cdcb5dca6606aa77a75a242e5e5c91bbcd7994
[INFO] running `Command { std: "docker" "start" "-a" "f642478d3636ccad60ba5ece30cdcb5dca6606aa77a75a242e5e5c91bbcd7994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f642478d3636ccad60ba5ece30cdcb5dca6606aa77a75a242e5e5c91bbcd7994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f642478d3636ccad60ba5ece30cdcb5dca6606aa77a75a242e5e5c91bbcd7994", kill_on_drop: false }`
[INFO] [stdout] f642478d3636ccad60ba5ece30cdcb5dca6606aa77a75a242e5e5c91bbcd7994
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5f8b4cbd23720d9f06730a9e3c9cb42d29d73c2c36e4751fb216567586dcf7f
[INFO] running `Command { std: "docker" "start" "-a" "f5f8b4cbd23720d9f06730a9e3c9cb42d29d73c2c36e4751fb216567586dcf7f", kill_on_drop: false }`
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[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]     Checking lazy_static v1.0.0
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[INFO] [stderr]     Checking rand_core v0.1.0 (https://github.com/rust-lang-nursery/rand.git#aa4c4834)
[INFO] [stderr]     Checking rand v0.4.2
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[INFO] [stderr]    Compiling x11-dl v2.17.5
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[INFO] [stderr]    Compiling backtrace-sys v0.1.16
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[INFO] [stderr]    Compiling synstructure v0.6.1
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[INFO] [stderr]    Compiling wayland-protocols v0.12.5
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[INFO] [stderr]    Compiling glium v0.21.0
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]     Checking num-bigint v0.1.43
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[INFO] [stderr]     Checking num v0.1.42
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[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling serde_derive v1.0.43
[INFO] [stderr]    Compiling conrod_derive v0.1.2
[INFO] [stderr]     Checking wayland-window v0.13.3
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[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking failure v0.1.1
[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 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 method `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 method `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 method `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 method `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: fields `nips` and `nops` are never read
[INFO] [stdout]   --> src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Data {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     nips: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     nops: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Data` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `nips` and `nops` are never read
[INFO] [stdout]   --> src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Data {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     nips: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     nops: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Data` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 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: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: 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: method `needs_update` is never used
[INFO] [stdout]   --> src/viz.rs:66:16
[INFO] [stdout]    |
[INFO] [stdout] 23 |     impl EventLoop {
[INFO] [stdout]    |     -------------- method in this implementation
[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: method `needs_update` is never used
[INFO] [stdout]   --> src/viz.rs:66:16
[INFO] [stdout]    |
[INFO] [stdout] 23 |     impl EventLoop {
[INFO] [stdout]    |     -------------- method in this implementation
[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] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.63s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24, syn v0.13.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "f5f8b4cbd23720d9f06730a9e3c9cb42d29d73c2c36e4751fb216567586dcf7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5f8b4cbd23720d9f06730a9e3c9cb42d29d73c2c36e4751fb216567586dcf7f", kill_on_drop: false }`
[INFO] [stdout] f5f8b4cbd23720d9f06730a9e3c9cb42d29d73c2c36e4751fb216567586dcf7f