[INFO] cloning repository mattKipper/advent-2017
[INFO] running `"git" "clone" "--bare" "git://github.com/mattKipper/advent-2017.git" "work/cache/sources/gh/mattKipper/advent-2017"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/mattKipper/advent-2017'...
[INFO] running `"git" "clone" "work/cache/sources/gh/mattKipper/advent-2017" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/mattKipper/advent-2017"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/mattKipper/advent-2017'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mattKipper/advent-2017" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mattKipper/advent-2017"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mattKipper/advent-2017'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cbbd646af1fac1e41f9117f53341fb585b1c7d0b
[INFO] sha for GitHub repo mattKipper/advent-2017: cbbd646af1fac1e41f9117f53341fb585b1c7d0b
[INFO] validating manifest of mattKipper/advent-2017 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mattKipper/advent-2017 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mattKipper/advent-2017
[INFO] finished frobbing mattKipper/advent-2017
[INFO] frobbed toml for mattKipper/advent-2017 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/mattKipper/advent-2017/Cargo.toml
[INFO] started frobbing mattKipper/advent-2017
[INFO] finished frobbing mattKipper/advent-2017
[INFO] frobbed toml for mattKipper/advent-2017 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mattKipper/advent-2017/Cargo.toml
[INFO] crate mattKipper/advent-2017 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mattKipper/advent-2017 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mattKipper/advent-2017:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] efafc28a259e1da4e9ce4b1a1d85d421b2bb606e293ef2c58f26355ae5b4e074
[INFO] running `"docker" "start" "-a" "efafc28a259e1da4e9ce4b1a1d85d421b2bb606e293ef2c58f26355ae5b4e074"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling advent-2017 v0.1.0 (/opt/crater/workdir)
[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]     Finished dev [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `"docker" "inspect" "efafc28a259e1da4e9ce4b1a1d85d421b2bb606e293ef2c58f26355ae5b4e074"`
[INFO] running `"docker" "rm" "-f" "efafc28a259e1da4e9ce4b1a1d85d421b2bb606e293ef2c58f26355ae5b4e074"`
[INFO] [stdout] efafc28a259e1da4e9ce4b1a1d85d421b2bb606e293ef2c58f26355ae5b4e074
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mattKipper/advent-2017:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] c6397e9f5dbc435011080c92925a375f5bbe604eacfceff9620144c66a849666
[INFO] running `"docker" "start" "-a" "c6397e9f5dbc435011080c92925a375f5bbe604eacfceff9620144c66a849666"`
[INFO] [stderr]    Compiling advent-2017 v0.1.0 (/opt/crater/workdir)
[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]     Finished dev [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `"docker" "inspect" "c6397e9f5dbc435011080c92925a375f5bbe604eacfceff9620144c66a849666"`
[INFO] running `"docker" "rm" "-f" "c6397e9f5dbc435011080c92925a375f5bbe604eacfceff9620144c66a849666"`
[INFO] [stdout] c6397e9f5dbc435011080c92925a375f5bbe604eacfceff9620144c66a849666
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mattKipper/advent-2017:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 04c4102a25d36a5bbc5bd90336f8e71652edee849d9ed6ef4b7d07e6910bd2d4
[INFO] running `"docker" "start" "-a" "04c4102a25d36a5bbc5bd90336f8e71652edee849d9ed6ef4b7d07e6910bd2d4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/01-74379c2124d3685d
[INFO] [stdout] test tests::bench_hundred ... ok
[INFO] [stdout] test tests::non_numeric ... ok
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test tests::nonwrapping ... ok
[INFO] [stdout] test tests::wrapping ... ok
[INFO] [stdout] test tests::bench_ten_thousand ... ok
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/02-c4a592411b2cfcd1
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::checksum_nonzero ... ok
[INFO] [stdout] test tests::checksum_zero ... 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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/03-c0f3d73d34584451
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::example_distances ... ok
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/04-33e7f5ac3b955575
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::invalid_passphrase ... ok
[INFO] [stdout] test test::multiple_valid ... ok
[INFO] [stdout] test test::no_valid ... ok
[INFO] [stdout] test test::valid_passphrase ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/05-17e0b0050651383e
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::single_step ... ok
[INFO] [stdout] test tests::aoc_example_first_step ... ok
[INFO] [stdout] test tests::single_step_out ... ok
[INFO] [stdout] test tests::aoc_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/06-a03924a594bca3aa
[INFO] [stderr]      Running /opt/crater/target/debug/deps/07-80048329b42b5197
[INFO] [stdout] test tests::aoc_example_cycle_count ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/08-b056ca87f9f7a90e
[INFO] [stdout] test tests::aoc_example_max ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/09-b5e662ede69b6d89
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::two_nodes ... ok
[INFO] [stdout] test tests::node_one_child ... ok
[INFO] [stdout] test tests::node_no_child_values ... ok
[INFO] [stdout] test tests::node_multiple_child_values ... ok
[INFO] [stdout] test tests::four_nodes ... ok
[INFO] [stdout] test tests::flatten_with_child_values ... ok
[INFO] [stdout] test tests::flatten_no_child_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 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 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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "04c4102a25d36a5bbc5bd90336f8e71652edee849d9ed6ef4b7d07e6910bd2d4"`
[INFO] running `"docker" "rm" "-f" "04c4102a25d36a5bbc5bd90336f8e71652edee849d9ed6ef4b7d07e6910bd2d4"`
[INFO] [stdout] 04c4102a25d36a5bbc5bd90336f8e71652edee849d9ed6ef4b7d07e6910bd2d4