[INFO] updating cached repository https://github.com/aickin/rust_advent_2017
[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] 5f650a628520f93877fafc9b06cf7eab1e7f97e0
[INFO] checking aickin/rust_advent_2017 against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faickin%2Frust_advent_2017" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aickin/rust_advent_2017 on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aickin/rust_advent_2017
[INFO] finished tweaking git repo https://github.com/aickin/rust_advent_2017
[INFO] tweaked toml for git repo https://github.com/aickin/rust_advent_2017 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/aickin/rust_advent_2017 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33c7ed93042aaf7a9567c7460cf0ffd9f037738bc7c95dfb6a7c795042a462d7
[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" "33c7ed93042aaf7a9567c7460cf0ffd9f037738bc7c95dfb6a7c795042a462d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33c7ed93042aaf7a9567c7460cf0ffd9f037738bc7c95dfb6a7c795042a462d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33c7ed93042aaf7a9567c7460cf0ffd9f037738bc7c95dfb6a7c795042a462d7", kill_on_drop: false }`
[INFO] [stdout] 33c7ed93042aaf7a9567c7460cf0ffd9f037738bc7c95dfb6a7c795042a462d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24ef050f5155e5c05383db5f453eb452a9b5ee5ec38f5fb8cbe1768be4ed444b
[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" "24ef050f5155e5c05383db5f453eb452a9b5ee5ec38f5fb8cbe1768be4ed444b", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_advent_2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::slice::Iter`
[INFO] [stdout]  --> src/day3.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 |  use std::slice::Iter;
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::slice::Iter`
[INFO] [stdout]  --> src/day3.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 |  use std::slice::Iter;
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/day2.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     panic!("Found nothing divisible.");
[INFO] [stdout]    |     ----------------------------------- any code following this expression is unreachable
[INFO] [stdout] 30 |     0
[INFO] [stdout]    |     ^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/day2.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     panic!("Found nothing divisible.");
[INFO] [stdout]    |     ----------------------------------- any code following this expression is unreachable
[INFO] [stdout] 30 |     0
[INFO] [stdout]    |     ^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `strValue` should have a snake case name
[INFO] [stdout]  --> src/day2.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |       .map(|strValue| { strValue.parse::<i32>().unwrap() })
[INFO] [stdout]   |             ^^^^^^^^ help: convert the identifier to snake case: `str_value`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `strValue` should have a snake case name
[INFO] [stdout]   --> src/day2.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |       .map(|strValue| { strValue.parse::<i32>().unwrap() })
[INFO] [stdout]    |             ^^^^^^^^ help: convert the identifier to snake case: `str_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `strValue` should have a snake case name
[INFO] [stdout]   --> src/day2.rs:19:55
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let vec : Vec<i32> = line.split_whitespace().map(|strValue| { strValue.parse::<i32>().unwrap() }).collect();
[INFO] [stdout]    |                                                       ^^^^^^^^ help: convert the identifier to snake case: `str_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `strValue` should have a snake case name
[INFO] [stdout]  --> src/day2.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |       .map(|strValue| { strValue.parse::<i32>().unwrap() })
[INFO] [stdout]   |             ^^^^^^^^ help: convert the identifier to snake case: `str_value`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `strValue` should have a snake case name
[INFO] [stdout]   --> src/day2.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |       .map(|strValue| { strValue.parse::<i32>().unwrap() })
[INFO] [stdout]    |             ^^^^^^^^ help: convert the identifier to snake case: `str_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `strValue` should have a snake case name
[INFO] [stdout]   --> src/day2.rs:19:55
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let vec : Vec<i32> = line.split_whitespace().map(|strValue| { strValue.parse::<i32>().unwrap() }).collect();
[INFO] [stdout]    |                                                       ^^^^^^^^ help: convert the identifier to snake case: `str_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "24ef050f5155e5c05383db5f453eb452a9b5ee5ec38f5fb8cbe1768be4ed444b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24ef050f5155e5c05383db5f453eb452a9b5ee5ec38f5fb8cbe1768be4ed444b", kill_on_drop: false }`
[INFO] [stdout] 24ef050f5155e5c05383db5f453eb452a9b5ee5ec38f5fb8cbe1768be4ed444b