[INFO] cloning repository https://github.com/azdle/advent_2015
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/azdle/advent_2015" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazdle%2Fadvent_2015", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazdle%2Fadvent_2015'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 533e6c3eb7ea26ab2805726db4228bcea7862b50
[INFO] checking azdle/advent_2015 against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazdle%2Fadvent_2015" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/azdle/advent_2015 on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/azdle/advent_2015
[INFO] finished tweaking git repo https://github.com/azdle/advent_2015
[INFO] tweaked toml for git repo https://github.com/azdle/advent_2015 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/azdle/advent_2015 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-set v0.0.8
[INFO] [stderr]   Downloaded pcre v0.2.3
[INFO] [stderr]   Downloaded libpcre-sys v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3320995e05f22c2410c0b34a2e35382026cd8632ba1e82ab753e93b2a610f449
[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" "3320995e05f22c2410c0b34a2e35382026cd8632ba1e82ab753e93b2a610f449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3320995e05f22c2410c0b34a2e35382026cd8632ba1e82ab753e93b2a610f449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3320995e05f22c2410c0b34a2e35382026cd8632ba1e82ab753e93b2a610f449", kill_on_drop: false }`
[INFO] [stdout] 3320995e05f22c2410c0b34a2e35382026cd8632ba1e82ab753e93b2a610f449
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 220d54538084ec2c1b681db31bc4d689653801109178c46b362b82aa4c51d563
[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" "220d54538084ec2c1b681db31bc4d689653801109178c46b362b82aa4c51d563", kill_on_drop: false }`
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking enum-set v0.0.8
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.12
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling libpcre-sys v0.2.2
[INFO] [stderr]     Checking pcre v0.2.3
[INFO] [stderr]     Checking advent_2015 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/day2.rs:12:44
[INFO] [stdout]    |
[INFO] [stdout] 12 |         for cap in re.captures_iter(text) {;
[INFO] [stdout]    |                                            ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/day2.rs:12:44
[INFO] [stdout]    |
[INFO] [stdout] 12 |         for cap in re.captures_iter(text) {;
[INFO] [stdout]    |                                            ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.95s
[INFO] running `Command { std: "docker" "inspect" "220d54538084ec2c1b681db31bc4d689653801109178c46b362b82aa4c51d563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "220d54538084ec2c1b681db31bc4d689653801109178c46b362b82aa4c51d563", kill_on_drop: false }`
[INFO] [stdout] 220d54538084ec2c1b681db31bc4d689653801109178c46b362b82aa4c51d563