[INFO] updating cached repository bennyyip/aefs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bennyyip/aefs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bennyyip/aefs" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/bennyyip/aefs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/bennyyip/aefs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bennyyip/aefs" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/bennyyip/aefs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/bennyyip/aefs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b84ed3306e990b06b2fc6b8c6e44a100e1538c32
[INFO] sha for GitHub repo bennyyip/aefs: b84ed3306e990b06b2fc6b8c6e44a100e1538c32
[INFO] validating manifest of bennyyip/aefs on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bennyyip/aefs on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bennyyip/aefs
[INFO] finished frobbing bennyyip/aefs
[INFO] frobbed toml for bennyyip/aefs written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/bennyyip/aefs/Cargo.toml
[INFO] started frobbing bennyyip/aefs
[INFO] finished frobbing bennyyip/aefs
[INFO] frobbed toml for bennyyip/aefs written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/bennyyip/aefs/Cargo.toml
[INFO] crate bennyyip/aefs has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on the registry index
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing bennyyip/aefs against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/bennyyip/aefs:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 2e56661ba0931f6d14d7ceaed1a812a7614b6a6174d5963751506570c71de1bc
[INFO] running `"docker" "start" "-a" "2e56661ba0931f6d14d7ceaed1a812a7614b6a6174d5963751506570c71de1bc"`
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling fs2 v0.4.2
[INFO] [stderr]    Compiling bincode v0.8.0
[INFO] [stderr]    Compiling bincode v0.9.2
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]    Compiling structopt v0.1.6
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling rustbreak v1.4.0
[INFO] [stderr]    Compiling rayon v0.9.0
[INFO] [stderr]    Compiling ring v0.13.0-alpha
[INFO] [stderr]    Compiling aefs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]  --> src/error.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | / error_chain!{
[INFO] [stderr] 2 | |     foreign_links {
[INFO] [stderr] 3 | |         Io(::std::io::Error);
[INFO] [stderr] 4 | |         Ring(::ring::error::Unspecified);
[INFO] [stderr] ... |
[INFO] [stderr] 8 | |     }
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr]   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]  --> src/error.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | / error_chain!{
[INFO] [stderr] 2 | |     foreign_links {
[INFO] [stderr] 3 | |         Io(::std::io::Error);
[INFO] [stderr] 4 | |         Ring(::ring::error::Unspecified);
[INFO] [stderr] ... |
[INFO] [stderr] 8 | |     }
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `fs_read_write` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(fs_read_write)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.62s
[INFO] running `"docker" "inspect" "2e56661ba0931f6d14d7ceaed1a812a7614b6a6174d5963751506570c71de1bc"`
[INFO] running `"docker" "rm" "-f" "2e56661ba0931f6d14d7ceaed1a812a7614b6a6174d5963751506570c71de1bc"`
[INFO] [stdout] 2e56661ba0931f6d14d7ceaed1a812a7614b6a6174d5963751506570c71de1bc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/bennyyip/aefs:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] c9246e8da6ac725a8ed9a95e3392189fbc0bc25d54ef19f0cb68d49eee0f5b01
[INFO] running `"docker" "start" "-a" "c9246e8da6ac725a8ed9a95e3392189fbc0bc25d54ef19f0cb68d49eee0f5b01"`
[INFO] [stderr]    Compiling aefs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]  --> src/error.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | / error_chain!{
[INFO] [stderr] 2 | |     foreign_links {
[INFO] [stderr] 3 | |         Io(::std::io::Error);
[INFO] [stderr] 4 | |         Ring(::ring::error::Unspecified);
[INFO] [stderr] ... |
[INFO] [stderr] 8 | |     }
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr]   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]  --> src/error.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | / error_chain!{
[INFO] [stderr] 2 | |     foreign_links {
[INFO] [stderr] 3 | |         Io(::std::io::Error);
[INFO] [stderr] 4 | |         Ring(::ring::error::Unspecified);
[INFO] [stderr] ... |
[INFO] [stderr] 8 | |     }
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `fs_read_write` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(fs_read_write)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `"docker" "inspect" "c9246e8da6ac725a8ed9a95e3392189fbc0bc25d54ef19f0cb68d49eee0f5b01"`
[INFO] running `"docker" "rm" "-f" "c9246e8da6ac725a8ed9a95e3392189fbc0bc25d54ef19f0cb68d49eee0f5b01"`
[INFO] [stdout] c9246e8da6ac725a8ed9a95e3392189fbc0bc25d54ef19f0cb68d49eee0f5b01
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/bennyyip/aefs:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 479e382a1232e96cfc87442c0d4cfce9cf3bd7c9e2eb7e07ca485c23caca83ca
[INFO] running `"docker" "start" "-a" "479e382a1232e96cfc87442c0d4cfce9cf3bd7c9e2eb7e07ca485c23caca83ca"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/aefs-208c81576c0653c3
[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" "479e382a1232e96cfc87442c0d4cfce9cf3bd7c9e2eb7e07ca485c23caca83ca"`
[INFO] running `"docker" "rm" "-f" "479e382a1232e96cfc87442c0d4cfce9cf3bd7c9e2eb7e07ca485c23caca83ca"`
[INFO] [stdout] 479e382a1232e96cfc87442c0d4cfce9cf3bd7c9e2eb7e07ca485c23caca83ca