[INFO] fetching crate srv-shim 0.1.2...
[INFO] extracting crate srv-shim 0.1.2 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/srv-shim/0.1.2
[INFO] extracting crate srv-shim 0.1.2 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/srv-shim/0.1.2
[INFO] validating manifest of srv-shim-0.1.2 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of srv-shim-0.1.2 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing srv-shim-0.1.2
[INFO] finished frobbing srv-shim-0.1.2
[INFO] frobbed toml for srv-shim-0.1.2 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/srv-shim/0.1.2/Cargo.toml
[INFO] started frobbing srv-shim-0.1.2
[INFO] finished frobbing srv-shim-0.1.2
[INFO] frobbed toml for srv-shim-0.1.2 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/srv-shim/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plumber v0.0.6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing srv-shim-0.1.2 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/srv-shim/0.1.2:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 15acc3e4ad771e62895ddbe4c0db0f472c747e48e5b56b16e28ccbd88708192c
[INFO] running `"docker" "start" "-a" "15acc3e4ad771e62895ddbe4c0db0f472c747e48e5b56b16e28ccbd88708192c"`
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling plumber v0.0.6
[INFO] [stderr]    Compiling srv-shim v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/srvhook.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 | /             srv_mapper(h).map( |(new_port, new_ip)| {
[INFO] [stderr] 58 | |                 unsafe {
[INFO] [stderr] 59 | |                     // only override host and IP for AF_INET
[INFO] [stderr] 60 | |                     if (*address).sa_family == 2 {
[INFO] [stderr] ...  |
[INFO] [stderr] 67 | |                 Err(e)
[INFO] [stderr] 68 | |             });
[INFO] [stderr]    | |_______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.97s
[INFO] running `"docker" "inspect" "15acc3e4ad771e62895ddbe4c0db0f472c747e48e5b56b16e28ccbd88708192c"`
[INFO] running `"docker" "rm" "-f" "15acc3e4ad771e62895ddbe4c0db0f472c747e48e5b56b16e28ccbd88708192c"`
[INFO] [stdout] 15acc3e4ad771e62895ddbe4c0db0f472c747e48e5b56b16e28ccbd88708192c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/srv-shim/0.1.2:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] ab31a663e8ce7978cd2934fdf4bfddd5380c7a41e8eed4f27c3eb6bbc5645d28
[INFO] running `"docker" "start" "-a" "ab31a663e8ce7978cd2934fdf4bfddd5380c7a41e8eed4f27c3eb6bbc5645d28"`
[INFO] [stderr]    Compiling srv-shim v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/srvhook.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 | /             srv_mapper(h).map( |(new_port, new_ip)| {
[INFO] [stderr] 58 | |                 unsafe {
[INFO] [stderr] 59 | |                     // only override host and IP for AF_INET
[INFO] [stderr] 60 | |                     if (*address).sa_family == 2 {
[INFO] [stderr] ...  |
[INFO] [stderr] 67 | |                 Err(e)
[INFO] [stderr] 68 | |             });
[INFO] [stderr]    | |_______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `"docker" "inspect" "ab31a663e8ce7978cd2934fdf4bfddd5380c7a41e8eed4f27c3eb6bbc5645d28"`
[INFO] running `"docker" "rm" "-f" "ab31a663e8ce7978cd2934fdf4bfddd5380c7a41e8eed4f27c3eb6bbc5645d28"`
[INFO] [stdout] ab31a663e8ce7978cd2934fdf4bfddd5380c7a41e8eed4f27c3eb6bbc5645d28
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/srv-shim/0.1.2:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] f2e0d28e267ba39f5aafa1e3f10da378fe04e5fca8c99cacd96d36cbd2014261
[INFO] running `"docker" "start" "-a" "f2e0d28e267ba39f5aafa1e3f10da378fe04e5fca8c99cacd96d36cbd2014261"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/srvshim-99cb8a955615ae7c
[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" "f2e0d28e267ba39f5aafa1e3f10da378fe04e5fca8c99cacd96d36cbd2014261"`
[INFO] running `"docker" "rm" "-f" "f2e0d28e267ba39f5aafa1e3f10da378fe04e5fca8c99cacd96d36cbd2014261"`
[INFO] [stdout] f2e0d28e267ba39f5aafa1e3f10da378fe04e5fca8c99cacd96d36cbd2014261