[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/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/camallo/netnswrap"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/camallo/netnswrap'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/camallo/netnswrap" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/camallo/netnswrap"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/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 master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of camallo/netnswrap on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "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/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/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/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/camallo/netnswrap/Cargo.toml
[INFO] crate camallo/netnswrap has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking camallo/netnswrap against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-3/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/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=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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ce585eb7d2e682ba66f6e82105e8a47daaf24f453f32b1d61ef728bc9b2f9747
[INFO] running `"docker" "start" "-a" "ce585eb7d2e682ba66f6e82105e8a47daaf24f453f32b1d61ef728bc9b2f9747"`
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking 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 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/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 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/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 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/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 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]     Finished dev [unoptimized + debuginfo] target(s) in 5.27s
[INFO] running `"docker" "inspect" "ce585eb7d2e682ba66f6e82105e8a47daaf24f453f32b1d61ef728bc9b2f9747"`
[INFO] running `"docker" "rm" "-f" "ce585eb7d2e682ba66f6e82105e8a47daaf24f453f32b1d61ef728bc9b2f9747"`
[INFO] [stdout] ce585eb7d2e682ba66f6e82105e8a47daaf24f453f32b1d61ef728bc9b2f9747