[INFO] updating cached repository camallo/netnswrap
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/camallo/netnswrap
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/camallo/netnswrap" "work/ex/beta-1.38-1/sources/1.37.0/gh/camallo/netnswrap"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/camallo/netnswrap'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/camallo/netnswrap" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/camallo/netnswrap"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/camallo/netnswrap'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 183f04c1685527e1554f54eb24d69a3494f41de8
[INFO] sha for GitHub repo camallo/netnswrap: 183f04c1685527e1554f54eb24d69a3494f41de8
[INFO] validating manifest of camallo/netnswrap 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 camallo/netnswrap 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 camallo/netnswrap
[INFO] finished frobbing camallo/netnswrap
[INFO] frobbed toml for camallo/netnswrap written to work/ex/beta-1.38-1/sources/1.37.0/gh/camallo/netnswrap/Cargo.toml
[INFO] started frobbing camallo/netnswrap
[INFO] finished frobbing camallo/netnswrap
[INFO] frobbed toml for camallo/netnswrap written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/camallo/netnswrap/Cargo.toml
[INFO] crate camallo/netnswrap 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 camallo/netnswrap 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/camallo/netnswrap:/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] 3eaed0187a9df5b04f535ef3d7b0f3c63ddbd31319bc521193d7e53b7faa3dfc
[INFO] running `"docker" "start" "-a" "3eaed0187a9df5b04f535ef3d7b0f3c63ddbd31319bc521193d7e53b7faa3dfc"`
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling netnswrap 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/main.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | / error_chain!{
[INFO] [stderr] 17 | |     foreign_links {
[INFO] [stderr] 18 | |         Addr(net::AddrParseError);
[INFO] [stderr] 19 | |         Cli(clap::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[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/main.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | / error_chain!{
[INFO] [stderr] 17 | |     foreign_links {
[INFO] [stderr] 18 | |         Addr(net::AddrParseError);
[INFO] [stderr] 19 | |         Cli(clap::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[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 6.84s
[INFO] running `"docker" "inspect" "3eaed0187a9df5b04f535ef3d7b0f3c63ddbd31319bc521193d7e53b7faa3dfc"`
[INFO] running `"docker" "rm" "-f" "3eaed0187a9df5b04f535ef3d7b0f3c63ddbd31319bc521193d7e53b7faa3dfc"`
[INFO] [stdout] 3eaed0187a9df5b04f535ef3d7b0f3c63ddbd31319bc521193d7e53b7faa3dfc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/camallo/netnswrap:/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] 045b0f0f65206451e3a9eabfb57012dd1bc6f3058778d924d8d0f959792c0880
[INFO] running `"docker" "start" "-a" "045b0f0f65206451e3a9eabfb57012dd1bc6f3058778d924d8d0f959792c0880"`
[INFO] [stderr]    Compiling netnswrap 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/main.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | / error_chain!{
[INFO] [stderr] 17 | |     foreign_links {
[INFO] [stderr] 18 | |         Addr(net::AddrParseError);
[INFO] [stderr] 19 | |         Cli(clap::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[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/main.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | / error_chain!{
[INFO] [stderr] 17 | |     foreign_links {
[INFO] [stderr] 18 | |         Addr(net::AddrParseError);
[INFO] [stderr] 19 | |         Cli(clap::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[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 0.96s
[INFO] running `"docker" "inspect" "045b0f0f65206451e3a9eabfb57012dd1bc6f3058778d924d8d0f959792c0880"`
[INFO] running `"docker" "rm" "-f" "045b0f0f65206451e3a9eabfb57012dd1bc6f3058778d924d8d0f959792c0880"`
[INFO] [stdout] 045b0f0f65206451e3a9eabfb57012dd1bc6f3058778d924d8d0f959792c0880
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/camallo/netnswrap:/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] f5dddba554156ddbbe2bac37665dadb54a86fbb3d61dc6d89ab95c544d8c5cf8
[INFO] running `"docker" "start" "-a" "f5dddba554156ddbbe2bac37665dadb54a86fbb3d61dc6d89ab95c544d8c5cf8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/netnswrap-0f74ac658d9ec6b2
[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" "f5dddba554156ddbbe2bac37665dadb54a86fbb3d61dc6d89ab95c544d8c5cf8"`
[INFO] running `"docker" "rm" "-f" "f5dddba554156ddbbe2bac37665dadb54a86fbb3d61dc6d89ab95c544d8c5cf8"`
[INFO] [stdout] f5dddba554156ddbbe2bac37665dadb54a86fbb3d61dc6d89ab95c544d8c5cf8