[INFO] cloning repository krishnakumar4a4/casync-rs
[INFO] running `"git" "clone" "--bare" "git://github.com/krishnakumar4a4/casync-rs.git" "work/cache/sources/gh/krishnakumar4a4/casync-rs"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/krishnakumar4a4/casync-rs'...
[INFO] running `"git" "clone" "work/cache/sources/gh/krishnakumar4a4/casync-rs" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/krishnakumar4a4/casync-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/krishnakumar4a4/casync-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/krishnakumar4a4/casync-rs" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/krishnakumar4a4/casync-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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 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 krishnakumar4a4/casync-rs 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 krishnakumar4a4/casync-rs
[INFO] finished frobbing krishnakumar4a4/casync-rs
[INFO] frobbed toml for krishnakumar4a4/casync-rs written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zstd-safe v1.4.4+zstd.1.3.5
[INFO] [stderr]   Downloaded zstd v0.4.19+zstd.1.3.5
[INFO] [stderr]   Downloaded zstd-sys v1.4.4+zstd.1.3.5
[INFO] [stderr]   Downloaded fmt-extra v0.1.2
[INFO] [stderr]   Downloaded hash-roll v0.2.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing krishnakumar4a4/casync-rs against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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=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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 1ebda332e7febbe063ade563f42327d2e4322daacd459e35d372a9b5d9fa853e
[INFO] running `"docker" "start" "-a" "1ebda332e7febbe063ade563f42327d2e4322daacd459e35d372a9b5d9fa853e"`
[INFO] [stderr]    Compiling fmt-extra v0.1.2
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling tokio-threadpool v0.1.8
[INFO] [stderr]    Compiling hash-roll v0.2.0
[INFO] [stderr]    Compiling blob v0.2.0
[INFO] [stderr]    Compiling zstd-sys v1.4.4+zstd.1.3.5
[INFO] [stderr]    Compiling tokio-reactor v0.1.6
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling h2 v0.1.13
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-uds v0.2.3
[INFO] [stderr]    Compiling tokio v0.1.11
[INFO] [stderr]    Compiling hyper v0.12.13
[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 1m 39s
[INFO] running `"docker" "inspect" "1ebda332e7febbe063ade563f42327d2e4322daacd459e35d372a9b5d9fa853e"`
[INFO] running `"docker" "rm" "-f" "1ebda332e7febbe063ade563f42327d2e4322daacd459e35d372a9b5d9fa853e"`
[INFO] [stdout] 1ebda332e7febbe063ade563f42327d2e4322daacd459e35d372a9b5d9fa853e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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=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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] f55ce3cff4bff284a94b41a077f4283a94b3f178c528ab64475f54d4c13f9eb0
[INFO] running `"docker" "start" "-a" "f55ce3cff4bff284a94b41a077f4283a94b3f178c528ab64475f54d4c13f9eb0"`
[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 3.05s
[INFO] running `"docker" "inspect" "f55ce3cff4bff284a94b41a077f4283a94b3f178c528ab64475f54d4c13f9eb0"`
[INFO] running `"docker" "rm" "-f" "f55ce3cff4bff284a94b41a077f4283a94b3f178c528ab64475f54d4c13f9eb0"`
[INFO] [stdout] f55ce3cff4bff284a94b41a077f4283a94b3f178c528ab64475f54d4c13f9eb0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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=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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 947f25f1a3136fb9d39b14b2472212094e68b0d9b7b825156f2a713568571394
[INFO] running `"docker" "start" "-a" "947f25f1a3136fb9d39b14b2472212094e68b0d9b7b825156f2a713568571394"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/casync_rs-a2fa2cc436b907d4
[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" "947f25f1a3136fb9d39b14b2472212094e68b0d9b7b825156f2a713568571394"`
[INFO] running `"docker" "rm" "-f" "947f25f1a3136fb9d39b14b2472212094e68b0d9b7b825156f2a713568571394"`
[INFO] [stdout] 947f25f1a3136fb9d39b14b2472212094e68b0d9b7b825156f2a713568571394