[INFO] cloning repository https://github.com/alexpearce/adventofcode_2017
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexpearce/adventofcode_2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexpearce%2Fadventofcode_2017", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexpearce%2Fadventofcode_2017'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f33547cc06c950d617f3c4ba4ee87d3546700ad8
[INFO] testing alexpearce/adventofcode_2017 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexpearce%2Fadventofcode_2017" "/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/alexpearce/adventofcode_2017 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexpearce/adventofcode_2017
[INFO] finished tweaking git repo https://github.com/alexpearce/adventofcode_2017
[INFO] tweaked toml for git repo https://github.com/alexpearce/adventofcode_2017 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/alexpearce/adventofcode_2017 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f01b647c4a2167b85413cab7a317ae531802a11ada82e6c48a7cd5ed922d4738
[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" "f01b647c4a2167b85413cab7a317ae531802a11ada82e6c48a7cd5ed922d4738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f01b647c4a2167b85413cab7a317ae531802a11ada82e6c48a7cd5ed922d4738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f01b647c4a2167b85413cab7a317ae531802a11ada82e6c48a7cd5ed922d4738", kill_on_drop: false }`
[INFO] [stdout] f01b647c4a2167b85413cab7a317ae531802a11ada82e6c48a7cd5ed922d4738
[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=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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 10866e1fcc8bd0ef22ddefb21db4e34b7e563f7caa0bc3cd3dcc1d0ba116d37d
[INFO] running `Command { std: "docker" "start" "-a" "10866e1fcc8bd0ef22ddefb21db4e34b7e563f7caa0bc3cd3dcc1d0ba116d37d", kill_on_drop: false }`
[INFO] [stderr]    Compiling adventofcode_2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `inner` is never read
[INFO] [stdout]   --> src/day6/mod.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut inner = 0;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.95s
[INFO] running `Command { std: "docker" "inspect" "10866e1fcc8bd0ef22ddefb21db4e34b7e563f7caa0bc3cd3dcc1d0ba116d37d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10866e1fcc8bd0ef22ddefb21db4e34b7e563f7caa0bc3cd3dcc1d0ba116d37d", kill_on_drop: false }`
[INFO] [stdout] 10866e1fcc8bd0ef22ddefb21db4e34b7e563f7caa0bc3cd3dcc1d0ba116d37d
[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=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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c232ee97d27244e349d4d2646d2f9377732a24a9e6a64f2d7b5d0c09a3f64754
[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" "c232ee97d27244e349d4d2646d2f9377732a24a9e6a64f2d7b5d0c09a3f64754", kill_on_drop: false }`
[INFO] [stdout] warning: value assigned to `inner` is never read
[INFO] [stdout]   --> src/day6/mod.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut inner = 0;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling adventofcode_2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `inner` is never read
[INFO] [stdout]   --> src/day6/mod.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut inner = 0;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.42s
[INFO] running `Command { std: "docker" "inspect" "c232ee97d27244e349d4d2646d2f9377732a24a9e6a64f2d7b5d0c09a3f64754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c232ee97d27244e349d4d2646d2f9377732a24a9e6a64f2d7b5d0c09a3f64754", kill_on_drop: false }`
[INFO] [stdout] c232ee97d27244e349d4d2646d2f9377732a24a9e6a64f2d7b5d0c09a3f64754
[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=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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0194e82c7e0e9396b3f8f627459a59ba8fafe30c6bab7701b71e220406cd97b8
[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" "0194e82c7e0e9396b3f8f627459a59ba8fafe30c6bab7701b71e220406cd97b8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: value assigned to `inner` is never read
[INFO] [stderr]   --> src/day6/mod.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let mut inner = 0;
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `inner` is never read
[INFO] [stderr]   --> src/day6/mod.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let mut inner = 0;
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.74s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/aoc17-b5fed3e07f980174
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/day1-54c68a7223f80a83
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/day12-8bb0fc6ff3c82b17
[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] [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/day13-52fefd94714a92b5
[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/day3-efbb9b3105138f86
[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/day4-f578a5e462cf1648
[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/day5-443905607c2c7f6b
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/day6-e340ab0deff8a6d4
[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] [stderr]      Running /opt/rustwide/target/debug/deps/day8-075448daabec6648
[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/day9-b2c95ccbb94d376f
[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]    Doc-tests aoc17
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/day1/mod.rs - day1::sequence_sum (line 34) ... ignored
[INFO] [stdout] test src/day13/mod.rs - day13::severity (line 35) ... ok
[INFO] [stdout] test src/day5/mod.rs - day5::jumps_until_end (line 12) ... ok
[INFO] [stdout] test src/day12/mod.rs - day12::disconnected_graphs (line 121) ... ok
[INFO] [stdout] test src/day6/mod.rs - day6::iterations_until_cycle (line 15) ... ok
[INFO] [stdout] test src/day3/mod.rs - day3::spiral_coordinates (line 53) ... ok
[INFO] [stdout] test src/day3/mod.rs - day3::first_spiral_number_larger_than (line 122) ... ok
[INFO] [stdout] test src/day13/mod.rs - day13::transmitted (line 64) ... ok
[INFO] [stdout] test src/day1/mod.rs - day1::sequence_sum (line 13) ... ok
[INFO] [stdout] test src/day5/mod.rs - day5::jumps_until_end (line 25) ... ok
[INFO] [stdout] test src/day4/mod.rs - day4::has_no_anagram_substrings (line 44) ... ok
[INFO] [stdout] test src/day9/mod.rs - day9::stream_score (line 7) ... ok
[INFO] [stdout] test src/day12/mod.rs - day12::connected_nodes (line 101) ... ok
[INFO] [stdout] test src/day4/mod.rs - day4::has_unique_substrings (line 13) ... ok
[INFO] [stdout] test src/day13/mod.rs - day13::create_firewall (line 7) ... ok
[INFO] [stdout] test src/day8/mod.rs - day8::registers (line 68) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0194e82c7e0e9396b3f8f627459a59ba8fafe30c6bab7701b71e220406cd97b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0194e82c7e0e9396b3f8f627459a59ba8fafe30c6bab7701b71e220406cd97b8", kill_on_drop: false }`
[INFO] [stdout] 0194e82c7e0e9396b3f8f627459a59ba8fafe30c6bab7701b71e220406cd97b8