[INFO] cloning repository https://github.com/scottschroeder/advent_of_code_2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scottschroeder/advent_of_code_2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscottschroeder%2Fadvent_of_code_2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscottschroeder%2Fadvent_of_code_2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b623999d2ada323305e65bb8caaeb64310b548a4
[INFO] checking scottschroeder/advent_of_code_2019 against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscottschroeder%2Fadvent_of_code_2019" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/scottschroeder/advent_of_code_2019
[INFO] finished tweaking git repo https://github.com/scottschroeder/advent_of_code_2019
[INFO] tweaked toml for git repo https://github.com/scottschroeder/advent_of_code_2019 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/scottschroeder/advent_of_code_2019 on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/scottschroeder/advent_of_code_2019 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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.2.0
[INFO] [stderr]   Downloaded num-iter v0.1.39
[INFO] [stderr]   Downloaded num-traits v0.2.10
[INFO] [stderr]   Downloaded num-rational v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49f2209cfddb9e68d70a8911b27131255fec6472ff74e4ea59a151aa9318e1f1
[INFO] running `Command { std: "docker" "start" "-a" "49f2209cfddb9e68d70a8911b27131255fec6472ff74e4ea59a151aa9318e1f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49f2209cfddb9e68d70a8911b27131255fec6472ff74e4ea59a151aa9318e1f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49f2209cfddb9e68d70a8911b27131255fec6472ff74e4ea59a151aa9318e1f1", kill_on_drop: false }`
[INFO] [stdout] 49f2209cfddb9e68d70a8911b27131255fec6472ff74e4ea59a151aa9318e1f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 320f4b8b48c26f956637115757bf6300e0096593e21b5aff7c98aada9dd21e9f
[INFO] running `Command { std: "docker" "start" "-a" "320f4b8b48c26f956637115757bf6300e0096593e21b5aff7c98aada9dd21e9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking petgraph v0.5.1
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[INFO] [stderr]     Checking env_logger v0.7.1
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[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking advent_of_code_2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/challenges/day25/mod.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::challenges::test::*`
[INFO] [stdout]   --> src/challenges/day25/mod.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     use crate::challenges::test::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/challenges/day14/spacechem/mod.rs:97:50
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 let iterations_required = needed.div_ceil(&r.output.amount);
[INFO] [stdout]    |                                                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `num::Integer::div_ceil(...)` to keep using the current method
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(int_roundings)]` to the crate attributes to enable `core::num::<impl i64>::div_ceil`
[INFO] [stdout]   --> src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(int_roundings)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/challenges/day14/spacechem/mod.rs:97:50
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 let iterations_required = needed.div_ceil(&r.output.amount);
[INFO] [stdout]    |                                                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `num::Integer::div_ceil(...)` to keep using the current method
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(int_roundings)]` to the crate attributes to enable `core::num::<impl i64>::div_ceil`
[INFO] [stdout]   --> src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(int_roundings)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NullIO` is never constructed
[INFO] [stdout]   --> src/intcode/intcode_io.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct NullIO;
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `origin` is never read
[INFO] [stdout]    --> src/challenges/day10.rs:265:13
[INFO] [stdout]     |
[INFO] [stdout] 264 |     pub struct RadialMap {
[INFO] [stdout]     |                --------- field in this struct
[INFO] [stdout] 265 |         pub origin: Point,
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RadialMap` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PrintableInstructions` is never constructed
[INFO] [stdout]    --> src/challenges/day17/mod.rs:823:8
[INFO] [stdout]     |
[INFO] [stdout] 823 | struct PrintableInstructions<'a>(&'a [Instruction]);
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/challenges/day8.rs:164:22
[INFO] [stdout]     |
[INFO] [stdout] 164 |         pub fn layer(&self, idx: usize) -> Layer {
[INFO] [stdout]     |                      ^^^^^                 ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 164 |         pub fn layer(&self, idx: usize) -> Layer<'_> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/challenges/day8.rs:183:23
[INFO] [stdout]     |
[INFO] [stdout] 183 |         pub fn layers(&self) -> Layers {
[INFO] [stdout]     |                       ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 183 |         pub fn layers(&self) -> Layers<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PrintableInstructions` is never constructed
[INFO] [stdout]    --> src/challenges/day17/mod.rs:823:8
[INFO] [stdout]     |
[INFO] [stdout] 823 | struct PrintableInstructions<'a>(&'a [Instruction]);
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DAY25_INPUT` is never used
[INFO] [stdout]    --> src/main.rs:168:19
[INFO] [stdout]     |
[INFO] [stdout] 168 |         pub const DAY25_INPUT: &str = include_str!("../input/day25");
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/challenges/day8.rs:164:22
[INFO] [stdout]     |
[INFO] [stdout] 164 |         pub fn layer(&self, idx: usize) -> Layer {
[INFO] [stdout]     |                      ^^^^^                 ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 164 |         pub fn layer(&self, idx: usize) -> Layer<'_> {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/challenges/day8.rs:183:23
[INFO] [stdout]     |
[INFO] [stdout] 183 |         pub fn layers(&self) -> Layers {
[INFO] [stdout]     |                       ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 183 |         pub fn layers(&self) -> Layers<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.17s
[INFO] running `Command { std: "docker" "inspect" "320f4b8b48c26f956637115757bf6300e0096593e21b5aff7c98aada9dd21e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "320f4b8b48c26f956637115757bf6300e0096593e21b5aff7c98aada9dd21e9f", kill_on_drop: false }`
[INFO] [stdout] 320f4b8b48c26f956637115757bf6300e0096593e21b5aff7c98aada9dd21e9f
