[INFO] updating cached repository Shibodd/filespread
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Shibodd/filespread
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Shibodd/filespread" "work/ex/beta-1.37-6/sources/1.36.0/gh/Shibodd/filespread"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Shibodd/filespread'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Shibodd/filespread" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Shibodd/filespread"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Shibodd/filespread'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] af01abbc71b8c8ba6bb9c2d928f7a3083a12f746
[INFO] sha for GitHub repo Shibodd/filespread: af01abbc71b8c8ba6bb9c2d928f7a3083a12f746
[INFO] validating manifest of Shibodd/filespread 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 Shibodd/filespread 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 Shibodd/filespread
[INFO] finished frobbing Shibodd/filespread
[INFO] frobbed toml for Shibodd/filespread written to work/ex/beta-1.37-6/sources/1.36.0/gh/Shibodd/filespread/Cargo.toml
[INFO] started frobbing Shibodd/filespread
[INFO] finished frobbing Shibodd/filespread
[INFO] frobbed toml for Shibodd/filespread written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Shibodd/filespread/Cargo.toml
[INFO] crate Shibodd/filespread 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] testing Shibodd/filespread 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Shibodd/filespread:/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] 6015fee19a802337c1531fb696fcde5cd4a77394e258eb5bd3e1115828871e5c
[INFO] running `"docker" "start" "-a" "6015fee19a802337c1531fb696fcde5cd4a77394e258eb5bd3e1115828871e5c"`
[INFO] [stderr]    Compiling rand_jitter v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling tokio-timer v0.2.9
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling crossbeam v0.6.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.8
[INFO] [stderr]    Compiling tokio-threadpool v0.1.11
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-fs v0.1.5
[INFO] [stderr]    Compiling tokio v0.1.15
[INFO] [stderr]    Compiling filespread v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut input = stdin.lock();
[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 14.23s
[INFO] running `"docker" "inspect" "6015fee19a802337c1531fb696fcde5cd4a77394e258eb5bd3e1115828871e5c"`
[INFO] running `"docker" "rm" "-f" "6015fee19a802337c1531fb696fcde5cd4a77394e258eb5bd3e1115828871e5c"`
[INFO] [stdout] 6015fee19a802337c1531fb696fcde5cd4a77394e258eb5bd3e1115828871e5c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Shibodd/filespread:/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] 8bd99e897b35ffebd480df72e6c096df44fdb3c438eb2922e35766eefd43af8a
[INFO] running `"docker" "start" "-a" "8bd99e897b35ffebd480df72e6c096df44fdb3c438eb2922e35766eefd43af8a"`
[INFO] [stderr]    Compiling filespread v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut input = stdin.lock();
[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 1.15s
[INFO] running `"docker" "inspect" "8bd99e897b35ffebd480df72e6c096df44fdb3c438eb2922e35766eefd43af8a"`
[INFO] running `"docker" "rm" "-f" "8bd99e897b35ffebd480df72e6c096df44fdb3c438eb2922e35766eefd43af8a"`
[INFO] [stdout] 8bd99e897b35ffebd480df72e6c096df44fdb3c438eb2922e35766eefd43af8a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Shibodd/filespread:/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] e488ee03dc6c7962b67e6d969cf2ba1466c2c2d4dc1c93f1289fb2c17fd35c81
[INFO] running `"docker" "start" "-a" "e488ee03dc6c7962b67e6d969cf2ba1466c2c2d4dc1c93f1289fb2c17fd35c81"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/filespread-f85f80d1605d95d8
[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" "e488ee03dc6c7962b67e6d969cf2ba1466c2c2d4dc1c93f1289fb2c17fd35c81"`
[INFO] running `"docker" "rm" "-f" "e488ee03dc6c7962b67e6d969cf2ba1466c2c2d4dc1c93f1289fb2c17fd35c81"`
[INFO] [stdout] e488ee03dc6c7962b67e6d969cf2ba1466c2c2d4dc1c93f1289fb2c17fd35c81