[INFO] cloning repository hsivonen/encoding_diff
[INFO] running `"git" "clone" "--bare" "git://github.com/hsivonen/encoding_diff.git" "work/cache/sources/gh/hsivonen/encoding_diff"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/hsivonen/encoding_diff'...
[INFO] running `"git" "clone" "work/cache/sources/gh/hsivonen/encoding_diff" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/hsivonen/encoding_diff"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/hsivonen/encoding_diff'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hsivonen/encoding_diff" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/hsivonen/encoding_diff"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/hsivonen/encoding_diff'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e8a89f28a04b1c45b7d96e5d97f9149c4c6115f4
[INFO] sha for GitHub repo hsivonen/encoding_diff: e8a89f28a04b1c45b7d96e5d97f9149c4c6115f4
[INFO] validating manifest of hsivonen/encoding_diff on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hsivonen/encoding_diff on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hsivonen/encoding_diff
[INFO] finished frobbing hsivonen/encoding_diff
[INFO] frobbed toml for hsivonen/encoding_diff written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/hsivonen/encoding_diff/Cargo.toml
[INFO] started frobbing hsivonen/encoding_diff
[INFO] finished frobbing hsivonen/encoding_diff
[INFO] frobbed toml for hsivonen/encoding_diff written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/hsivonen/encoding_diff/Cargo.toml
[INFO] crate hsivonen/encoding_diff already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking hsivonen/encoding_diff against master#9f06855064ed06a50c496577b21ca50f92a2e67d for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-2/master#9f06855064ed06a50c496577b21ca50f92a2e67d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/hsivonen/encoding_diff:/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" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 647ab687b80f90c9951bc7b33a31fde6d57a2078dc25174cd29f41fbc97790d6
[INFO] running `"docker" "start" "-a" "647ab687b80f90c9951bc7b33a31fde6d57a2078dc25174cd29f41fbc97790d6"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Checking encoding_diff v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "647ab687b80f90c9951bc7b33a31fde6d57a2078dc25174cd29f41fbc97790d6"`
[INFO] running `"docker" "rm" "-f" "647ab687b80f90c9951bc7b33a31fde6d57a2078dc25174cd29f41fbc97790d6"`
[INFO] [stdout] 647ab687b80f90c9951bc7b33a31fde6d57a2078dc25174cd29f41fbc97790d6