[INFO] updating cached repository krishnakumar4a4/casync-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/krishnakumar4a4/casync-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/krishnakumar4a4/casync-rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/krishnakumar4a4/casync-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/krishnakumar4a4/casync-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/krishnakumar4a4/casync-rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/krishnakumar4a4/casync-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/krishnakumar4a4/casync-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 15b2a6d15df1401e389e467bce4dabd64e4efe18
[INFO] sha for GitHub repo krishnakumar4a4/casync-rs: 15b2a6d15df1401e389e467bce4dabd64e4efe18
[INFO] validating manifest of krishnakumar4a4/casync-rs 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 krishnakumar4a4/casync-rs 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 krishnakumar4a4/casync-rs
[INFO] finished frobbing krishnakumar4a4/casync-rs
[INFO] frobbed toml for krishnakumar4a4/casync-rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/krishnakumar4a4/casync-rs/Cargo.toml
[INFO] started frobbing krishnakumar4a4/casync-rs
[INFO] finished frobbing krishnakumar4a4/casync-rs
[INFO] frobbed toml for krishnakumar4a4/casync-rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/krishnakumar4a4/casync-rs/Cargo.toml
[INFO] crate krishnakumar4a4/casync-rs 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing krishnakumar4a4/casync-rs 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-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/krishnakumar4a4/casync-rs:/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] 29648797537b97bc8b787bc04b60f61cb7d65a9db8324ae6c79078fdf76d2b9c
[INFO] running `"docker" "start" "-a" "29648797537b97bc8b787bc04b60f61cb7d65a9db8324ae6c79078fdf76d2b9c"`
[INFO] [stderr]    Compiling fmt-extra v0.1.2
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]    Compiling encoding_rs v0.8.10
[INFO] [stderr]    Compiling uuid v0.7.1
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling url v1.7.1
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling hash-roll v0.2.0
[INFO] [stderr]    Compiling libflate v0.1.18
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling h2 v0.1.13
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling phf v0.7.23
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling mime v0.3.12
[INFO] [stderr]    Compiling tokio-threadpool v0.1.8
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.6
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling tokio-uds v0.2.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio v0.1.11
[INFO] [stderr]    Compiling hyper v0.12.13
[INFO] [stderr]    Compiling blob v0.2.0
[INFO] [stderr]    Compiling serde_urlencoded v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.32
[INFO] [stderr]    Compiling zstd-sys v1.4.4+zstd.1.3.5
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling reqwest v0.9.4
[INFO] [stderr]    Compiling zstd-safe v1.4.4+zstd.1.3.5
[INFO] [stderr]    Compiling zstd v0.4.19+zstd.1.3.5
[INFO] [stderr]    Compiling casync-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:103:17
[INFO] [stderr]     |
[INFO] [stderr] 103 |             let mut chunker_config = ChunkerConfig::new(index_file, store_dir, io_file);
[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 2m 13s
[INFO] running `"docker" "inspect" "29648797537b97bc8b787bc04b60f61cb7d65a9db8324ae6c79078fdf76d2b9c"`
[INFO] running `"docker" "rm" "-f" "29648797537b97bc8b787bc04b60f61cb7d65a9db8324ae6c79078fdf76d2b9c"`
[INFO] [stdout] 29648797537b97bc8b787bc04b60f61cb7d65a9db8324ae6c79078fdf76d2b9c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/krishnakumar4a4/casync-rs:/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] 64e7456758cf182b12ddad1b5febbceab1ef89bc64251e72200384e5abddefaa
[INFO] running `"docker" "start" "-a" "64e7456758cf182b12ddad1b5febbceab1ef89bc64251e72200384e5abddefaa"`
[INFO] [stderr]    Compiling casync-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:103:17
[INFO] [stderr]     |
[INFO] [stderr] 103 |             let mut chunker_config = ChunkerConfig::new(index_file, store_dir, io_file);
[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 1.96s
[INFO] running `"docker" "inspect" "64e7456758cf182b12ddad1b5febbceab1ef89bc64251e72200384e5abddefaa"`
[INFO] running `"docker" "rm" "-f" "64e7456758cf182b12ddad1b5febbceab1ef89bc64251e72200384e5abddefaa"`
[INFO] [stdout] 64e7456758cf182b12ddad1b5febbceab1ef89bc64251e72200384e5abddefaa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/krishnakumar4a4/casync-rs:/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] 1d9909bb5bd2dedcb36765a3f822ad519d84a355a78ca966fc2ffd51a23f7fde
[INFO] running `"docker" "start" "-a" "1d9909bb5bd2dedcb36765a3f822ad519d84a355a78ca966fc2ffd51a23f7fde"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/casync_rs-91953ae811dc4481
[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" "1d9909bb5bd2dedcb36765a3f822ad519d84a355a78ca966fc2ffd51a23f7fde"`
[INFO] running `"docker" "rm" "-f" "1d9909bb5bd2dedcb36765a3f822ad519d84a355a78ca966fc2ffd51a23f7fde"`
[INFO] [stdout] 1d9909bb5bd2dedcb36765a3f822ad519d84a355a78ca966fc2ffd51a23f7fde