[INFO] cloning repository https://github.com/11/AdventOfCode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/11/AdventOfCode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F11%2FAdventOfCode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F11%2FAdventOfCode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4260d666588fa541ebdc3f67c9a0755cb672884d
[INFO] testing 11/AdventOfCode against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F11%2FAdventOfCode" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/11/AdventOfCode on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/11/AdventOfCode
[INFO] finished tweaking git repo https://github.com/11/AdventOfCode
[INFO] tweaked toml for git repo https://github.com/11/AdventOfCode written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/11/AdventOfCode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5823f53ff32b6fd56e19d4aee4db538c36b2c6a9f8c9f9376f141d927353b158
[INFO] running `Command { std: "docker" "start" "-a" "5823f53ff32b6fd56e19d4aee4db538c36b2c6a9f8c9f9376f141d927353b158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5823f53ff32b6fd56e19d4aee4db538c36b2c6a9f8c9f9376f141d927353b158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5823f53ff32b6fd56e19d4aee4db538c36b2c6a9f8c9f9376f141d927353b158", kill_on_drop: false }`
[INFO] [stdout] 5823f53ff32b6fd56e19d4aee4db538c36b2c6a9f8c9f9376f141d927353b158
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dfc6e13d39e7d93ead1788e53a2462f6e74aeda89e6751c0e3b907ce50fea115
[INFO] running `Command { std: "docker" "start" "-a" "dfc6e13d39e7d93ead1788e53a2462f6e74aeda89e6751c0e3b907ce50fea115", kill_on_drop: false }`
[INFO] [stderr]    Compiling AdventOfCode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process`
[INFO] [stdout]  --> src/bin/advent_1b.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::process;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/bin/advent_1a.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |             Err(e) => {}
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 2.40s
[INFO] running `Command { std: "docker" "inspect" "dfc6e13d39e7d93ead1788e53a2462f6e74aeda89e6751c0e3b907ce50fea115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfc6e13d39e7d93ead1788e53a2462f6e74aeda89e6751c0e3b907ce50fea115", kill_on_drop: false }`
[INFO] [stdout] dfc6e13d39e7d93ead1788e53a2462f6e74aeda89e6751c0e3b907ce50fea115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7033ab5f1cca78afb960548f8c40d7c784256d575ffd5a03eeda1bc1e75ead2
[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" "d7033ab5f1cca78afb960548f8c40d7c784256d575ffd5a03eeda1bc1e75ead2", kill_on_drop: false }`
[INFO] [stderr]    Compiling AdventOfCode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process`
[INFO] [stdout]  --> src/bin/advent_1b.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::process;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/bin/advent_1a.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |             Err(e) => {}
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "d7033ab5f1cca78afb960548f8c40d7c784256d575ffd5a03eeda1bc1e75ead2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7033ab5f1cca78afb960548f8c40d7c784256d575ffd5a03eeda1bc1e75ead2", kill_on_drop: false }`
[INFO] [stdout] d7033ab5f1cca78afb960548f8c40d7c784256d575ffd5a03eeda1bc1e75ead2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 40562cafd4567b0c7123bb14b1c0711f0010a126707381cf5a8d082697c58c55
[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" "40562cafd4567b0c7123bb14b1c0711f0010a126707381cf5a8d082697c58c55", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/bin/advent_1a.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 |             Err(e) => {}
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process`
[INFO] [stderr]  --> src/bin/advent_1b.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::process;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_1a-0e745e8e13d4aec0
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_1b-03657d5c166c4d64
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent_2-b3ef9b7e90c080c3
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "40562cafd4567b0c7123bb14b1c0711f0010a126707381cf5a8d082697c58c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40562cafd4567b0c7123bb14b1c0711f0010a126707381cf5a8d082697c58c55", kill_on_drop: false }`
[INFO] [stdout] 40562cafd4567b0c7123bb14b1c0711f0010a126707381cf5a8d082697c58c55