[INFO] crate crates-index 0.12.0 is already in cache
[INFO] extracting crate crates-index 0.12.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/crates-index/0.12.0
[INFO] extracting crate crates-index 0.12.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/crates-index/0.12.0
[INFO] validating manifest of crates-index-0.12.0 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 crates-index-0.12.0 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 crates-index-0.12.0
[INFO] finished frobbing crates-index-0.12.0
[INFO] frobbed toml for crates-index-0.12.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/crates-index/0.12.0/Cargo.toml
[INFO] started frobbing crates-index-0.12.0
[INFO] finished frobbing crates-index-0.12.0
[INFO] frobbed toml for crates-index-0.12.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/crates-index/0.12.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] building crates-index-0.12.0 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/crates-index/0.12.0:/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] 68f5b4f3ed6b85618ce6006cddc418b69d318db21fe554e031d8de8fa3a1a1f8
[INFO] running `"docker" "start" "-a" "68f5b4f3ed6b85618ce6006cddc418b69d318db21fe554e031d8de8fa3a1a1f8"`
[INFO] [stderr]    Compiling crates-index v0.12.0 (/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/lib.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | / error_chain! {
[INFO] [stderr] 53 | |     foreign_links {
[INFO] [stderr] 54 | |         Git(git2::Error);
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `"docker" "inspect" "68f5b4f3ed6b85618ce6006cddc418b69d318db21fe554e031d8de8fa3a1a1f8"`
[INFO] running `"docker" "rm" "-f" "68f5b4f3ed6b85618ce6006cddc418b69d318db21fe554e031d8de8fa3a1a1f8"`
[INFO] [stdout] 68f5b4f3ed6b85618ce6006cddc418b69d318db21fe554e031d8de8fa3a1a1f8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/crates-index/0.12.0:/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] e2d2a3cf188ef404d17629d5f00be88b8554a84bb6c49e5591d151c2d6556ca1
[INFO] running `"docker" "start" "-a" "e2d2a3cf188ef404d17629d5f00be88b8554a84bb6c49e5591d151c2d6556ca1"`
[INFO] [stderr]    Compiling crates-index v0.12.0 (/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/lib.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | / error_chain! {
[INFO] [stderr] 53 | |     foreign_links {
[INFO] [stderr] 54 | |         Git(git2::Error);
[INFO] [stderr] 55 | |     }
[INFO] [stderr] 56 | | }
[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]     Finished dev [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `"docker" "inspect" "e2d2a3cf188ef404d17629d5f00be88b8554a84bb6c49e5591d151c2d6556ca1"`
[INFO] running `"docker" "rm" "-f" "e2d2a3cf188ef404d17629d5f00be88b8554a84bb6c49e5591d151c2d6556ca1"`
[INFO] [stdout] e2d2a3cf188ef404d17629d5f00be88b8554a84bb6c49e5591d151c2d6556ca1