[INFO] updating cached repository https://github.com/cleech/adventofcode2016
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] caab75d8a62b0f0fc1b33a91b81d1d045917d237
[INFO] testing cleech/adventofcode2016 against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcleech%2Fadventofcode2016" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cleech/adventofcode2016 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cleech/adventofcode2016
[INFO] finished tweaking git repo https://github.com/cleech/adventofcode2016
[INFO] tweaked toml for git repo https://github.com/cleech/adventofcode2016 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/cleech/adventofcode2016 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34fd81f479cf3782ad183ab67f0e8cccbb01bd83858258fc23ef6dd136bc2412
[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" "34fd81f479cf3782ad183ab67f0e8cccbb01bd83858258fc23ef6dd136bc2412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34fd81f479cf3782ad183ab67f0e8cccbb01bd83858258fc23ef6dd136bc2412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34fd81f479cf3782ad183ab67f0e8cccbb01bd83858258fc23ef6dd136bc2412", kill_on_drop: false }`
[INFO] [stdout] 34fd81f479cf3782ad183ab67f0e8cccbb01bd83858258fc23ef6dd136bc2412
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26e5c1d8b9c66d3f23db8f028c3a4df1218c600565fb126770e1d9555dfead83
[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" "26e5c1d8b9c66d3f23db8f028c3a4df1218c600565fb126770e1d9555dfead83", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling gcc v0.3.41
[INFO] [stderr]    Compiling odds v0.2.25
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling either v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v0.1.3
[INFO] [stderr]    Compiling permutohedron v0.2.2
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling scan_fmt v0.1.1
[INFO] [stderr]    Compiling nom v2.0.1
[INFO] [stderr]    Compiling fnv v1.0.5
[INFO] [stderr]    Compiling itertools v0.5.8
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling term_size v0.2.1
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling num_cpus v1.2.1
[INFO] [stderr]    Compiling clap v2.19.3
[INFO] [stderr]    Compiling nodrop v0.1.8
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling arrayvec v0.3.20
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling num-bigint v0.1.35
[INFO] [stderr]    Compiling num-complex v0.1.35
[INFO] [stderr]    Compiling num-rational v0.1.35
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling nalgebra v0.10.1
[INFO] [stderr]    Compiling adventofcode2016 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/bin/day21.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/bin/day11.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/bin/day12.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `adventofcode2016`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/bin/day05.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(step_by)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/bin/day05.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |             b'0'...b'9' => Some(*self - b'0'),
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/bin/day05.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |             b'a'...b'f' => Some(*self - b'a' + 10),
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]    --> src/bin/day22.rs:131:41
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn move_gap(&mut self, from: Coord, to: Coord) -> Result<usize, ()> {
[INFO] [stdout]     |                                         ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/bin/day05.rs:112:33
[INFO] [stdout]     |
[INFO] [stdout] 112 |     *start = (*start..).step_by(stride)
[INFO] [stdout]     |                                 ^^^^^^ expected `usize`, found `u32`
[INFO] [stdout]     |
[INFO] [stdout] help: you can convert an `u32` to `usize` and panic if the converted value wouldn't fit
[INFO] [stdout]     |
[INFO] [stdout] 112 |     *start = (*start..).step_by(stride.try_into().unwrap())
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "26e5c1d8b9c66d3f23db8f028c3a4df1218c600565fb126770e1d9555dfead83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26e5c1d8b9c66d3f23db8f028c3a4df1218c600565fb126770e1d9555dfead83", kill_on_drop: false }`
[INFO] [stdout] 26e5c1d8b9c66d3f23db8f028c3a4df1218c600565fb126770e1d9555dfead83