[INFO] updating cached repository anagav/advent_code_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/anagav/advent_code_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/anagav/advent_code_rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/anagav/advent_code_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/anagav/advent_code_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/anagav/advent_code_rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/anagav/advent_code_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/anagav/advent_code_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7afa8a4bc499402c8306f17550f0f02a644f6292
[INFO] sha for GitHub repo anagav/advent_code_rust: 7afa8a4bc499402c8306f17550f0f02a644f6292
[INFO] validating manifest of anagav/advent_code_rust on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of anagav/advent_code_rust on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing anagav/advent_code_rust
[INFO] finished frobbing anagav/advent_code_rust
[INFO] frobbed toml for anagav/advent_code_rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/anagav/advent_code_rust/Cargo.toml
[INFO] started frobbing anagav/advent_code_rust
[INFO] finished frobbing anagav/advent_code_rust
[INFO] frobbed toml for anagav/advent_code_rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/anagav/advent_code_rust/Cargo.toml
[INFO] crate anagav/advent_code_rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing anagav/advent_code_rust against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/anagav/advent_code_rust:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] b6ecac1eac472cd2bd621d12c16dd6a613f6bd6bdd802e3749b8786396bd2dd0
[INFO] running `"docker" "start" "-a" "b6ecac1eac472cd2bd621d12c16dd6a613f6bd6bdd802e3749b8786396bd2dd0"`
[INFO] [stderr]    Compiling advent_of_code v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/bin/day3.rs:4:28
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{self,BufRead,Read};
[INFO] [stderr]   |                            ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude`
[INFO] [stderr]  --> src/bin/day1.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `"docker" "inspect" "b6ecac1eac472cd2bd621d12c16dd6a613f6bd6bdd802e3749b8786396bd2dd0"`
[INFO] running `"docker" "rm" "-f" "b6ecac1eac472cd2bd621d12c16dd6a613f6bd6bdd802e3749b8786396bd2dd0"`
[INFO] [stdout] b6ecac1eac472cd2bd621d12c16dd6a613f6bd6bdd802e3749b8786396bd2dd0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/anagav/advent_code_rust:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0ab84ad851cf1c8f36aa46541c08cb66cc30a4e15d5639dc2e64c8fc8723b16d
[INFO] running `"docker" "start" "-a" "0ab84ad851cf1c8f36aa46541c08cb66cc30a4e15d5639dc2e64c8fc8723b16d"`
[INFO] [stderr]    Compiling advent_of_code v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/bin/day3.rs:4:28
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{self,BufRead,Read};
[INFO] [stderr]   |                            ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude`
[INFO] [stderr]  --> src/bin/day1.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `"docker" "inspect" "0ab84ad851cf1c8f36aa46541c08cb66cc30a4e15d5639dc2e64c8fc8723b16d"`
[INFO] running `"docker" "rm" "-f" "0ab84ad851cf1c8f36aa46541c08cb66cc30a4e15d5639dc2e64c8fc8723b16d"`
[INFO] [stdout] 0ab84ad851cf1c8f36aa46541c08cb66cc30a4e15d5639dc2e64c8fc8723b16d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/anagav/advent_code_rust:/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 31b6d2b8632c8ac9dc4ceb47f25048cf45d72a85556dce341455ea058d0a21fa
[INFO] running `"docker" "start" "-a" "31b6d2b8632c8ac9dc4ceb47f25048cf45d72a85556dce341455ea058d0a21fa"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/advent_of_code-4e9f3be8af57a478
[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/crater/target/debug/deps/day1-090049038230c420
[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/crater/target/debug/deps/day2-523b070bcde695c4
[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/crater/target/debug/deps/day3-b3582d1c1d1f2d8c
[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/crater/target/debug/deps/day5-1f3fd1157ac0428d
[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/crater/target/debug/deps/day6-95c079f75bf97838
[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/crater/target/debug/deps/day6_2-af4d8abb54a651f0
[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 `"docker" "inspect" "31b6d2b8632c8ac9dc4ceb47f25048cf45d72a85556dce341455ea058d0a21fa"`
[INFO] running `"docker" "rm" "-f" "31b6d2b8632c8ac9dc4ceb47f25048cf45d72a85556dce341455ea058d0a21fa"`
[INFO] [stdout] 31b6d2b8632c8ac9dc4ceb47f25048cf45d72a85556dce341455ea058d0a21fa