Dec 19 10:03:54.213 INFO checking robinst/criterion-example-string-inputs against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 10:03:54.213 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/robinst/criterion-example-string-inputs:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 10:03:54.736 INFO [stdout] 1a388e101137701c6c3e416b4dd08593ac1951baeffc725b90bb3aa8a8e59cc8
Dec 19 10:03:54.742 INFO running `"docker" "start" "-a" "1a388e101137701c6c3e416b4dd08593ac1951baeffc725b90bb3aa8a8e59cc8"`
Dec 19 10:03:56.376 INFO [stderr]     Checking chrono v0.4.5
Dec 19 10:03:58.470 INFO [stderr]     Checking simplelog v0.5.2
Dec 19 10:03:58.886 INFO [stderr]     Checking criterion v0.2.4
Dec 19 10:04:01.764 INFO [stderr]     Checking criterion-test v0.1.0 (/opt/crater/workdir)
Dec 19 10:04:02.953 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.80s
Dec 19 10:04:04.003 INFO running `"docker" "inspect" "1a388e101137701c6c3e416b4dd08593ac1951baeffc725b90bb3aa8a8e59cc8"`
Dec 19 10:04:04.310 INFO running `"docker" "rm" "-f" "1a388e101137701c6c3e416b4dd08593ac1951baeffc725b90bb3aa8a8e59cc8"`
Dec 19 10:04:04.604 INFO [stdout] 1a388e101137701c6c3e416b4dd08593ac1951baeffc725b90bb3aa8a8e59cc8