[INFO] updating cached repository ACiep/hat
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ACiep/hat
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ACiep/hat" "work/ex/beta-1.38-1/sources/1.37.0/gh/ACiep/hat"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ACiep/hat'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ACiep/hat" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ACiep/hat"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ACiep/hat'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d49c9bbc1ea6f359cdec66839b0f33d14bc1be82
[INFO] sha for GitHub repo ACiep/hat: d49c9bbc1ea6f359cdec66839b0f33d14bc1be82
[INFO] validating manifest of ACiep/hat on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ACiep/hat on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ACiep/hat
[INFO] finished frobbing ACiep/hat
[INFO] frobbed toml for ACiep/hat written to work/ex/beta-1.38-1/sources/1.37.0/gh/ACiep/hat/Cargo.toml
[INFO] started frobbing ACiep/hat
[INFO] finished frobbing ACiep/hat
[INFO] frobbed toml for ACiep/hat written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ACiep/hat/Cargo.toml
[INFO] crate ACiep/hat already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ACiep/hat against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ACiep/hat:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b98ccb8347c8bc72ebd18050eb51f3bfc7634dd0a1d55cfe17f8016a61bdc27b
[INFO] running `"docker" "start" "-a" "b98ccb8347c8bc72ebd18050eb51f3bfc7634dd0a1d55cfe17f8016a61bdc27b"`
[INFO] [stderr]    Compiling tokio-executor v0.1.8
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.15
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling hyper v0.12.31
[INFO] [stderr]    Compiling hat v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Write`, `self`
[INFO] [stderr]  --> src/main.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::io::{self, Write};
[INFO] [stderr]   |               ^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Stream`
[INFO] [stderr]  --> src/main.rs:7:31
[INFO] [stderr]   |
[INFO] [stderr] 7 | use hyper::rt::{self, Future, Stream};
[INFO] [stderr]   |                               ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.05s
[INFO] running `"docker" "inspect" "b98ccb8347c8bc72ebd18050eb51f3bfc7634dd0a1d55cfe17f8016a61bdc27b"`
[INFO] running `"docker" "rm" "-f" "b98ccb8347c8bc72ebd18050eb51f3bfc7634dd0a1d55cfe17f8016a61bdc27b"`
[INFO] [stdout] b98ccb8347c8bc72ebd18050eb51f3bfc7634dd0a1d55cfe17f8016a61bdc27b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ACiep/hat:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d957e2eec39c6f3546ddc92fa0bfc0bcea545cc72e83bc446a0ca856ce79157a
[INFO] running `"docker" "start" "-a" "d957e2eec39c6f3546ddc92fa0bfc0bcea545cc72e83bc446a0ca856ce79157a"`
[INFO] [stderr]    Compiling hat v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Write`, `self`
[INFO] [stderr]  --> src/main.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::io::{self, Write};
[INFO] [stderr]   |               ^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Stream`
[INFO] [stderr]  --> src/main.rs:7:31
[INFO] [stderr]   |
[INFO] [stderr] 7 | use hyper::rt::{self, Future, Stream};
[INFO] [stderr]   |                               ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "d957e2eec39c6f3546ddc92fa0bfc0bcea545cc72e83bc446a0ca856ce79157a"`
[INFO] running `"docker" "rm" "-f" "d957e2eec39c6f3546ddc92fa0bfc0bcea545cc72e83bc446a0ca856ce79157a"`
[INFO] [stdout] d957e2eec39c6f3546ddc92fa0bfc0bcea545cc72e83bc446a0ca856ce79157a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ACiep/hat:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] b8196db860883131cbe7d6d6008aa97b3a63beed13dba95c5c3604d81f508393
[INFO] running `"docker" "start" "-a" "b8196db860883131cbe7d6d6008aa97b3a63beed13dba95c5c3604d81f508393"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hat-f4b9a3598de1e2f1
[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" "b8196db860883131cbe7d6d6008aa97b3a63beed13dba95c5c3604d81f508393"`
[INFO] running `"docker" "rm" "-f" "b8196db860883131cbe7d6d6008aa97b3a63beed13dba95c5c3604d81f508393"`
[INFO] [stdout] b8196db860883131cbe7d6d6008aa97b3a63beed13dba95c5c3604d81f508393