[INFO] updating cached repository grzala/rcrypt-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/grzala/rcrypt-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/grzala/rcrypt-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/grzala/rcrypt-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/grzala/rcrypt-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/grzala/rcrypt-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/grzala/rcrypt-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/grzala/rcrypt-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f8ad9a1c4504e309fa0f88951a146023f6125d22
[INFO] sha for GitHub repo grzala/rcrypt-rust: f8ad9a1c4504e309fa0f88951a146023f6125d22
[INFO] validating manifest of grzala/rcrypt-rust 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 grzala/rcrypt-rust 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 grzala/rcrypt-rust
[INFO] finished frobbing grzala/rcrypt-rust
[INFO] frobbed toml for grzala/rcrypt-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/grzala/rcrypt-rust/Cargo.toml
[INFO] started frobbing grzala/rcrypt-rust
[INFO] finished frobbing grzala/rcrypt-rust
[INFO] frobbed toml for grzala/rcrypt-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/grzala/rcrypt-rust/Cargo.toml
[INFO] crate grzala/rcrypt-rust 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 grzala/rcrypt-rust 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/grzala/rcrypt-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] af7ded90390415ed6d5f70df862ce880f0af0cd778b6581f5c45cfab00bfff27
[INFO] running `"docker" "start" "-a" "af7ded90390415ed6d5f70df862ce880f0af0cd778b6581f5c45cfab00bfff27"`
[INFO] [stderr]    Compiling rcrypt v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/main.rs:185:8
[INFO] [stderr]     |
[INFO] [stderr] 185 |             let name: String = cf.name.clone();
[INFO] [stderr]     |                 ^^^^ help: consider prefixing with an underscore: `_name`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:172:8
[INFO] [stderr]     |
[INFO] [stderr] 172 |             let mut path = tmp_dir.path();
[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 1.62s
[INFO] running `"docker" "inspect" "af7ded90390415ed6d5f70df862ce880f0af0cd778b6581f5c45cfab00bfff27"`
[INFO] running `"docker" "rm" "-f" "af7ded90390415ed6d5f70df862ce880f0af0cd778b6581f5c45cfab00bfff27"`
[INFO] [stdout] af7ded90390415ed6d5f70df862ce880f0af0cd778b6581f5c45cfab00bfff27
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/grzala/rcrypt-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 08cb07295d79adde4c06d01024b20f00f6bbb78283155d0089c05281481c6f16
[INFO] running `"docker" "start" "-a" "08cb07295d79adde4c06d01024b20f00f6bbb78283155d0089c05281481c6f16"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rcrypt v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/main.rs:185:8
[INFO] [stderr]     |
[INFO] [stderr] 185 |             let name: String = cf.name.clone();
[INFO] [stderr]     |                 ^^^^ help: consider prefixing with an underscore: `_name`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:172:8
[INFO] [stderr]     |
[INFO] [stderr] 172 |             let mut path = tmp_dir.path();
[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 1.04s
[INFO] running `"docker" "inspect" "08cb07295d79adde4c06d01024b20f00f6bbb78283155d0089c05281481c6f16"`
[INFO] running `"docker" "rm" "-f" "08cb07295d79adde4c06d01024b20f00f6bbb78283155d0089c05281481c6f16"`
[INFO] [stdout] 08cb07295d79adde4c06d01024b20f00f6bbb78283155d0089c05281481c6f16
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/grzala/rcrypt-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 009bd364fd84e802600a2a137fad9384c15d9c96169225b539a15f808d258dd7
[INFO] running `"docker" "start" "-a" "009bd364fd84e802600a2a137fad9384c15d9c96169225b539a15f808d258dd7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rcrypt-c8f53533c646ce8e
[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" "009bd364fd84e802600a2a137fad9384c15d9c96169225b539a15f808d258dd7"`
[INFO] running `"docker" "rm" "-f" "009bd364fd84e802600a2a137fad9384c15d9c96169225b539a15f808d258dd7"`
[INFO] [stdout] 009bd364fd84e802600a2a137fad9384c15d9c96169225b539a15f808d258dd7