[INFO] crate uncbv 0.2.4 is already in cache
[INFO] extracting crate uncbv 0.2.4 into work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/reg/uncbv/0.2.4
[INFO] extracting crate uncbv 0.2.4 into work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/reg/uncbv/0.2.4
[INFO] validating manifest of uncbv-0.2.4 on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of uncbv-0.2.4 on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing uncbv-0.2.4
[INFO] finished frobbing uncbv-0.2.4
[INFO] frobbed toml for uncbv-0.2.4 written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/reg/uncbv/0.2.4/Cargo.toml
[INFO] started frobbing uncbv-0.2.4
[INFO] finished frobbing uncbv-0.2.4
[INFO] frobbed toml for uncbv-0.2.4 written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/reg/uncbv/0.2.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking uncbv-0.2.4 against master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-2/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/reg/uncbv/0.2.4:/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" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cd95eeb08e3d71bbfcf03c93d1daf0007bf413073ccfc9f3c4e2a14045e4457d
[INFO] running `"docker" "start" "-a" "cd95eeb08e3d71bbfcf03c93d1daf0007bf413073ccfc9f3c4e2a14045e4457d"`
[INFO] [stderr]     Checking bitreader v0.1.0
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking rayon v0.4.2
[INFO] [stderr]     Checking huffman v0.0.3
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking des v0.0.4
[INFO] [stderr]     Checking uncbv v0.2.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.17s
[INFO] running `"docker" "inspect" "cd95eeb08e3d71bbfcf03c93d1daf0007bf413073ccfc9f3c4e2a14045e4457d"`
[INFO] running `"docker" "rm" "-f" "cd95eeb08e3d71bbfcf03c93d1daf0007bf413073ccfc9f3c4e2a14045e4457d"`
[INFO] [stdout] cd95eeb08e3d71bbfcf03c93d1daf0007bf413073ccfc9f3c4e2a14045e4457d