[INFO] updating cached repository asayers/tailsrv
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/asayers/tailsrv
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/asayers/tailsrv" "work/ex/beta-1.38-1/sources/1.37.0/gh/asayers/tailsrv"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/asayers/tailsrv'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/asayers/tailsrv" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/asayers/tailsrv"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/asayers/tailsrv'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 91f66f2d4c35bddf17872643c4d7a8f705a1116e
[INFO] sha for GitHub repo asayers/tailsrv: 91f66f2d4c35bddf17872643c4d7a8f705a1116e
[INFO] validating manifest of asayers/tailsrv 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 asayers/tailsrv 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 asayers/tailsrv
[INFO] finished frobbing asayers/tailsrv
[INFO] frobbed toml for asayers/tailsrv written to work/ex/beta-1.38-1/sources/1.37.0/gh/asayers/tailsrv/Cargo.toml
[INFO] started frobbing asayers/tailsrv
[INFO] finished frobbing asayers/tailsrv
[INFO] frobbed toml for asayers/tailsrv written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/asayers/tailsrv/Cargo.toml
[INFO] crate asayers/tailsrv 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 asayers/tailsrv 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/asayers/tailsrv:/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] 69d7228ecec714dd37b61a45139967a308afa41370d364a0d68f2ae2fca45bba
[INFO] running `"docker" "start" "-a" "69d7228ecec714dd37b61a45139967a308afa41370d364a0d68f2ae2fca45bba"`
[INFO] [stderr]    Compiling same-file v1.0.0
[INFO] [stderr]    Compiling integer-encoding v1.0.4
[INFO] [stderr]    Compiling memchr v2.0.0
[INFO] [stderr]    Compiling inotify-sys v0.1.0 (https://github.com/asayers/inotify-rs#0a59430f)
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling memmap v0.6.1
[INFO] [stderr]    Compiling fs2 v0.4.2
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling loggerv v0.5.1
[INFO] [stderr]    Compiling clap v2.27.1
[INFO] [stderr]    Compiling walkdir v2.0.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling mio-more v0.1.0
[INFO] [stderr]    Compiling inotify v0.4.1 (https://github.com/asayers/inotify-rs#0a59430f)
[INFO] [stderr]    Compiling backtrace v0.3.4
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling globset v0.2.1
[INFO] [stderr]    Compiling ignore v0.3.1
[INFO] [stderr]    Compiling tailsrv v0.3.0 (/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/types.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | / error_chain! {
[INFO] [stderr] 17 | |     foreign_links {
[INFO] [stderr] 18 | |         Io(io::Error);
[INFO] [stderr] 19 | |         Nix(nix::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 30 | |     }
[INFO] [stderr] 31 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning 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/types.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | / error_chain! {
[INFO] [stderr] 17 | |     foreign_links {
[INFO] [stderr] 18 | |         Io(io::Error);
[INFO] [stderr] 19 | |         Nix(nix::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 30 | |     }
[INFO] [stderr] 31 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `"docker" "inspect" "69d7228ecec714dd37b61a45139967a308afa41370d364a0d68f2ae2fca45bba"`
[INFO] running `"docker" "rm" "-f" "69d7228ecec714dd37b61a45139967a308afa41370d364a0d68f2ae2fca45bba"`
[INFO] [stdout] 69d7228ecec714dd37b61a45139967a308afa41370d364a0d68f2ae2fca45bba
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/asayers/tailsrv:/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] 6d81c0378c85e54fc30024530ac68e91cd694d1e16b1e3601a12dcfb12d05da4
[INFO] running `"docker" "start" "-a" "6d81c0378c85e54fc30024530ac68e91cd694d1e16b1e3601a12dcfb12d05da4"`
[INFO] [stderr]    Compiling tailsrv v0.3.0 (/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/types.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | / error_chain! {
[INFO] [stderr] 17 | |     foreign_links {
[INFO] [stderr] 18 | |         Io(io::Error);
[INFO] [stderr] 19 | |         Nix(nix::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 30 | |     }
[INFO] [stderr] 31 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning 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/types.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | / error_chain! {
[INFO] [stderr] 17 | |     foreign_links {
[INFO] [stderr] 18 | |         Io(io::Error);
[INFO] [stderr] 19 | |         Nix(nix::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 30 | |     }
[INFO] [stderr] 31 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `"docker" "inspect" "6d81c0378c85e54fc30024530ac68e91cd694d1e16b1e3601a12dcfb12d05da4"`
[INFO] running `"docker" "rm" "-f" "6d81c0378c85e54fc30024530ac68e91cd694d1e16b1e3601a12dcfb12d05da4"`
[INFO] [stdout] 6d81c0378c85e54fc30024530ac68e91cd694d1e16b1e3601a12dcfb12d05da4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/asayers/tailsrv:/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] df06f74e850ccde822acf6e9f0c445fe06592455e1a71f12d468897b157bb098
[INFO] running `"docker" "start" "-a" "df06f74e850ccde822acf6e9f0c445fe06592455e1a71f12d468897b157bb098"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tailsrv-eca36bbaa776454c
[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" "df06f74e850ccde822acf6e9f0c445fe06592455e1a71f12d468897b157bb098"`
[INFO] running `"docker" "rm" "-f" "df06f74e850ccde822acf6e9f0c445fe06592455e1a71f12d468897b157bb098"`
[INFO] [stdout] df06f74e850ccde822acf6e9f0c445fe06592455e1a71f12d468897b157bb098