[INFO] cloning repository https://github.com/mattKipper/advent-2017
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattKipper/advent-2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmattKipper%2Fadvent-2017", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmattKipper%2Fadvent-2017'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cbbd646af1fac1e41f9117f53341fb585b1c7d0b
[INFO] testing mattKipper/advent-2017 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmattKipper%2Fadvent-2017" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mattKipper/advent-2017 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mattKipper/advent-2017
[INFO] finished tweaking git repo https://github.com/mattKipper/advent-2017
[INFO] tweaked toml for git repo https://github.com/mattKipper/advent-2017 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/mattKipper/advent-2017 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f82d2f8aefb222130d727b08a3b382b6ccf16f5ac567ddf0b59669c53c9f21ad
[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" "f82d2f8aefb222130d727b08a3b382b6ccf16f5ac567ddf0b59669c53c9f21ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f82d2f8aefb222130d727b08a3b382b6ccf16f5ac567ddf0b59669c53c9f21ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f82d2f8aefb222130d727b08a3b382b6ccf16f5ac567ddf0b59669c53c9f21ad", kill_on_drop: false }`
[INFO] [stdout] f82d2f8aefb222130d727b08a3b382b6ccf16f5ac567ddf0b59669c53c9f21ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abef04538994e355a0971de988bc8116a7ddca60e2dfd48a1d6c1fcbade02392
[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" "abef04538994e355a0971de988bc8116a7ddca60e2dfd48a1d6c1fcbade02392", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling advent-2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/08.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |         if let Some(mut instruction) = Instruction::<i32>::from_line(&line) {
[INFO] [stdout]     |                     ----^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.08s
[INFO] running `Command { std: "docker" "inspect" "abef04538994e355a0971de988bc8116a7ddca60e2dfd48a1d6c1fcbade02392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abef04538994e355a0971de988bc8116a7ddca60e2dfd48a1d6c1fcbade02392", kill_on_drop: false }`
[INFO] [stdout] abef04538994e355a0971de988bc8116a7ddca60e2dfd48a1d6c1fcbade02392
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--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] 029ad17f057887f8170f47d54f0a11feee9d2a0d3fcef725fb4360032f0f8bf5
[INFO] running `Command { std: "docker" "start" "-a" "029ad17f057887f8170f47d54f0a11feee9d2a0d3fcef725fb4360032f0f8bf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent-2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/08.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |         if let Some(mut instruction) = Instruction::<i32>::from_line(&line) {
[INFO] [stdout]     |                     ----^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.02s
[INFO] running `Command { std: "docker" "inspect" "029ad17f057887f8170f47d54f0a11feee9d2a0d3fcef725fb4360032f0f8bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "029ad17f057887f8170f47d54f0a11feee9d2a0d3fcef725fb4360032f0f8bf5", kill_on_drop: false }`
[INFO] [stdout] 029ad17f057887f8170f47d54f0a11feee9d2a0d3fcef725fb4360032f0f8bf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", 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] 2079722bdf6bf701cbee3f1d63bcab1f764603c05e3277c722c1118bdd897012
[INFO] running `Command { std: "docker" "start" "-a" "2079722bdf6bf701cbee3f1d63bcab1f764603c05e3277c722c1118bdd897012", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/08.rs:119:21
[INFO] [stderr]     |
[INFO] [stderr] 119 |         if let Some(mut instruction) = Instruction::<i32>::from_line(&line) {
[INFO] [stderr]     |                     ----^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/01-95b188a21678d9d4)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::non_numeric ... ok
[INFO] [stdout] test tests::bench_hundred ... ok
[INFO] [stdout] test tests::wrapping ... ok
[INFO] [stdout] test tests::nonwrapping ... ok
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test tests::bench_ten_thousand ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/02-9f34db3f47655966)
[INFO] [stdout] test tests::bench_million ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.97s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::checksum_zero ... ok
[INFO] [stdout] test tests::checksum_nonzero ... ok
[INFO] [stdout] test tests::parse_error_non_numeric ... ok
[INFO] [stdout] test tests::parse_error_negative ... ok
[INFO] [stdout] test tests::parse_success ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/03-9f275338ad622f9b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::example_distances ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/04-8fd4884f972fa9b0)
[INFO] [stdout] test tests::one_to_twentythree ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::valid_passphrase ... ok
[INFO] [stdout] test test::no_valid ... ok
[INFO] [stdout] test test::multiple_valid ... ok
[INFO] [stdout] test test::invalid_passphrase ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/05-6f90c2b311e38061)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::aoc_example_first_step ... ok
[INFO] [stdout] test tests::aoc_example ... ok
[INFO] [stdout] test tests::single_step ... ok
[INFO] [stdout] test tests::single_step_out ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/06-a7e3f9452bc13c53)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::aoc_example_max ... ok
[INFO] [stdout] test tests::aoc_example_cycle_count ... ok
[INFO] [stdout] test tests::aoc_example_redistributions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/07-22faf9eda8ee9e88)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::node_multiple_child_values ... ok
[INFO] [stdout] test tests::node_one_child ... ok
[INFO] [stdout] test tests::flatten_with_child_values ... ok
[INFO] [stdout] test tests::flatten_no_child_values ... ok
[INFO] [stdout] test tests::node_no_child_values ... ok
[INFO] [stdout] test tests::four_nodes ... ok
[INFO] [stdout] test tests::two_nodes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/08-68fa1148afc25604)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/09-7dc389e5f3cdf773)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::aoc_examples ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2079722bdf6bf701cbee3f1d63bcab1f764603c05e3277c722c1118bdd897012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2079722bdf6bf701cbee3f1d63bcab1f764603c05e3277c722c1118bdd897012", kill_on_drop: false }`
[INFO] [stdout] 2079722bdf6bf701cbee3f1d63bcab1f764603c05e3277c722c1118bdd897012