[INFO] cloning repository https://github.com/helpfulhelper/AoC2015-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/helpfulhelper/AoC2015-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelpfulhelper%2FAoC2015-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelpfulhelper%2FAoC2015-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22e9703cc3c35b081f97e3c87f6f4979ff725310
[INFO] testing helpfulhelper/AoC2015-rs against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelpfulhelper%2FAoC2015-rs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/helpfulhelper/AoC2015-rs on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/helpfulhelper/AoC2015-rs
[INFO] finished tweaking git repo https://github.com/helpfulhelper/AoC2015-rs
[INFO] tweaked toml for git repo https://github.com/helpfulhelper/AoC2015-rs written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/helpfulhelper/AoC2015-rs 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 445e1be31ec451769853e894f395740e43812bee75ab86fe5760e07c3801d746
[INFO] running `Command { std: "docker" "start" "-a" "445e1be31ec451769853e894f395740e43812bee75ab86fe5760e07c3801d746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "445e1be31ec451769853e894f395740e43812bee75ab86fe5760e07c3801d746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "445e1be31ec451769853e894f395740e43812bee75ab86fe5760e07c3801d746", kill_on_drop: false }`
[INFO] [stdout] 445e1be31ec451769853e894f395740e43812bee75ab86fe5760e07c3801d746
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 822f2e55c5f107289de3308791a73a05f60050ae6f9204182cbf3ea6311a29d5
[INFO] running `Command { std: "docker" "start" "-a" "822f2e55c5f107289de3308791a73a05f60050ae6f9204182cbf3ea6311a29d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling aoc15 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/bin/scratch.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main2` is never used
[INFO] [stdout]   --> src/bin/scratch.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn main2() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fourvar` is never used
[INFO] [stdout]   --> src/bin/scratch.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn fourvar(a: usize, b: usize, c: usize, d: usize) {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Grid` is never constructed
[INFO] [stdout]   --> src/bin/scratch.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct Grid {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/bin/scratch.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl Grid {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 36 |     fn new() -> Grid {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::num::<impl u8>::saturating_sub` that must be used
[INFO] [stdout]   --> src/bin/scratch.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     test.saturating_sub(1);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this returns the result of the operation, without modifying the original
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let _ = test.saturating_sub(1);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `nice` is never used
[INFO] [stdout]   --> src/bin/day05.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn nice(s: &str) -> bool {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vowels` is never used
[INFO] [stdout]   --> src/bin/day05.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn vowels(s: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tabboo` is never used
[INFO] [stdout]   --> src/bin/day05.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn tabboo(s: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.29s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "822f2e55c5f107289de3308791a73a05f60050ae6f9204182cbf3ea6311a29d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "822f2e55c5f107289de3308791a73a05f60050ae6f9204182cbf3ea6311a29d5", kill_on_drop: false }`
[INFO] [stdout] 822f2e55c5f107289de3308791a73a05f60050ae6f9204182cbf3ea6311a29d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a8510524c94f09522768c7d34e132dbced7d491d25cba3d18f5818dbde8e293
[INFO] running `Command { std: "docker" "start" "-a" "2a8510524c94f09522768c7d34e132dbced7d491d25cba3d18f5818dbde8e293", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc15 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/bin/scratch.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main2` is never used
[INFO] [stdout]   --> src/bin/scratch.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn main2() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fourvar` is never used
[INFO] [stdout]   --> src/bin/scratch.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn fourvar(a: usize, b: usize, c: usize, d: usize) {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Grid` is never constructed
[INFO] [stdout]   --> src/bin/scratch.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct Grid {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/bin/scratch.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl Grid {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 36 |     fn new() -> Grid {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `core::num::<impl u8>::saturating_sub` that must be used
[INFO] [stdout]   --> src/bin/scratch.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     test.saturating_sub(1);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this returns the result of the operation, without modifying the original
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let _ = test.saturating_sub(1);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `nice` is never used
[INFO] [stdout]   --> src/bin/day05.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn nice(s: &str) -> bool {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `vowels` is never used
[INFO] [stdout]   --> src/bin/day05.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn vowels(s: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tabboo` is never used
[INFO] [stdout]   --> src/bin/day05.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn tabboo(s: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "2a8510524c94f09522768c7d34e132dbced7d491d25cba3d18f5818dbde8e293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a8510524c94f09522768c7d34e132dbced7d491d25cba3d18f5818dbde8e293", kill_on_drop: false }`
[INFO] [stdout] 2a8510524c94f09522768c7d34e132dbced7d491d25cba3d18f5818dbde8e293
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a3a3b72a283fa8a0e70a3ceb1aeb11d4cbddd8bbd10e9fb7e8ab1e84a52c0e66
[INFO] running `Command { std: "docker" "start" "-a" "a3a3b72a283fa8a0e70a3ceb1aeb11d4cbddd8bbd10e9fb7e8ab1e84a52c0e66", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]  --> src/bin/scratch.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::mem;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `main2` is never used
[INFO] [stderr]   --> src/bin/scratch.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn main2() {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `fourvar` is never used
[INFO] [stderr]   --> src/bin/scratch.rs:28:4
[INFO] [stderr]    |
[INFO] [stderr] 28 | fn fourvar(a: usize, b: usize, c: usize, d: usize) {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Grid` is never constructed
[INFO] [stderr]   --> src/bin/scratch.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 | struct Grid {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/bin/scratch.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | impl Grid {
[INFO] [stderr]    | --------- associated function in this implementation
[INFO] [stderr] 36 |     fn new() -> Grid {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `core::num::<impl u8>::saturating_sub` that must be used
[INFO] [stderr]   --> src/bin/scratch.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     test.saturating_sub(1);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this returns the result of the operation, without modifying the original
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let _ = test.saturating_sub(1);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: function `nice` is never used
[INFO] [stderr]   --> src/bin/day05.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn nice(s: &str) -> bool {
[INFO] [stderr]    |    ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `vowels` is never used
[INFO] [stderr]   --> src/bin/day05.rs:52:4
[INFO] [stderr]    |
[INFO] [stderr] 52 | fn vowels(s: &str) -> bool {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tabboo` is never used
[INFO] [stderr]   --> src/bin/day05.rs:61:4
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn tabboo(s: &str) -> bool {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `aoc15` (bin "scratch" test) generated 6 warnings (run `cargo fix --bin "scratch" --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `aoc15` (bin "day05" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/aoc15-f0d73434bbe3ada1)
[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] [stderr]      Running unittests src/bin/day01.rs (/opt/rustwide/target/debug/deps/day01-6373abb04a60256e)
[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] [stderr]      Running unittests src/bin/day02.rs (/opt/rustwide/target/debug/deps/day02-be0e7633ae9e441d)
[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] [stderr]      Running unittests src/bin/day03.rs (/opt/rustwide/target/debug/deps/day03-4b607306975e4bb3)
[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] [stderr]      Running unittests src/bin/day04.rs (/opt/rustwide/target/debug/deps/day04-e0fa388ee6199424)
[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] [stderr]      Running unittests src/bin/day05.rs (/opt/rustwide/target/debug/deps/day05-0e1a3f28a573a76c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_dubdubs ... ok
[INFO] [stdout] test test_dubs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/day06.rs (/opt/rustwide/target/debug/deps/day06-d01db2f6b82817c9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] 
[INFO] [stderr] thread 'test_part1' has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow
[INFO] [stderr] error: test failed, to rerun pass `--bin day06`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/day06-d01db2f6b82817c9` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "a3a3b72a283fa8a0e70a3ceb1aeb11d4cbddd8bbd10e9fb7e8ab1e84a52c0e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a3b72a283fa8a0e70a3ceb1aeb11d4cbddd8bbd10e9fb7e8ab1e84a52c0e66", kill_on_drop: false }`
[INFO] [stdout] a3a3b72a283fa8a0e70a3ceb1aeb11d4cbddd8bbd10e9fb7e8ab1e84a52c0e66
[INFO] testing helpfulhelper/AoC2015-rs against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhelpfulhelper%2FAoC2015-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/helpfulhelper/AoC2015-rs on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/helpfulhelper/AoC2015-rs
[INFO] finished tweaking git repo https://github.com/helpfulhelper/AoC2015-rs
[INFO] tweaked toml for git repo https://github.com/helpfulhelper/AoC2015-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/helpfulhelper/AoC2015-rs 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2232c4184d55c1d5670953daecf0039e7616149d5d237e0c1f4efdaca25dfbc
[INFO] running `Command { std: "docker" "start" "-a" "b2232c4184d55c1d5670953daecf0039e7616149d5d237e0c1f4efdaca25dfbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2232c4184d55c1d5670953daecf0039e7616149d5d237e0c1f4efdaca25dfbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2232c4184d55c1d5670953daecf0039e7616149d5d237e0c1f4efdaca25dfbc", kill_on_drop: false }`
[INFO] [stdout] b2232c4184d55c1d5670953daecf0039e7616149d5d237e0c1f4efdaca25dfbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0155b04bd04e1798f6d5069a87f5fed81754a76801179db6acf178aaa4843727
[INFO] running `Command { std: "docker" "start" "-a" "0155b04bd04e1798f6d5069a87f5fed81754a76801179db6acf178aaa4843727", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0155b04bd04e1798f6d5069a87f5fed81754a76801179db6acf178aaa4843727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0155b04bd04e1798f6d5069a87f5fed81754a76801179db6acf178aaa4843727", kill_on_drop: false }`
[INFO] [stdout] 0155b04bd04e1798f6d5069a87f5fed81754a76801179db6acf178aaa4843727
