[INFO] updating cached repository bittersweet/rust-bidirectional-socket-example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bittersweet/rust-bidirectional-socket-example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bittersweet/rust-bidirectional-socket-example" "work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/bittersweet/rust-bidirectional-socket-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/bittersweet/rust-bidirectional-socket-example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bittersweet/rust-bidirectional-socket-example" "work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/bittersweet/rust-bidirectional-socket-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/bittersweet/rust-bidirectional-socket-example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a55aad7a1948dcd1f3dabbc18955252949af1b79
[INFO] sha for GitHub repo bittersweet/rust-bidirectional-socket-example: a55aad7a1948dcd1f3dabbc18955252949af1b79
[INFO] validating manifest of bittersweet/rust-bidirectional-socket-example on toolchain master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bittersweet/rust-bidirectional-socket-example on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bittersweet/rust-bidirectional-socket-example
[INFO] finished frobbing bittersweet/rust-bidirectional-socket-example
[INFO] frobbed toml for bittersweet/rust-bidirectional-socket-example written to work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/bittersweet/rust-bidirectional-socket-example/Cargo.toml
[INFO] started frobbing bittersweet/rust-bidirectional-socket-example
[INFO] finished frobbing bittersweet/rust-bidirectional-socket-example
[INFO] frobbed toml for bittersweet/rust-bidirectional-socket-example written to work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/bittersweet/rust-bidirectional-socket-example/Cargo.toml
[INFO] crate bittersweet/rust-bidirectional-socket-example already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking bittersweet/rust-bidirectional-socket-example against master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be for pr-61753
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61753/worker-6/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/bittersweet/rust-bidirectional-socket-example:/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" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1d054e416c23f6ce55d6abec172c12fa0d05ab8e72ddbc29caf9a1cfbc229756
[INFO] running `"docker" "start" "-a" "1d054e416c23f6ce55d6abec172c12fa0d05ab8e72ddbc29caf9a1cfbc229756"`
[INFO] [stderr]     Checking bidirectional_socket v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "1d054e416c23f6ce55d6abec172c12fa0d05ab8e72ddbc29caf9a1cfbc229756"`
[INFO] running `"docker" "rm" "-f" "1d054e416c23f6ce55d6abec172c12fa0d05ab8e72ddbc29caf9a1cfbc229756"`
[INFO] [stdout] 1d054e416c23f6ce55d6abec172c12fa0d05ab8e72ddbc29caf9a1cfbc229756