[INFO] crate mmap-safe 0.0.2 is already in cache
[INFO] testing mmap-safe-0.0.2 against 1.38.0 for beta-1.39-1
[INFO] extracting crate mmap-safe 0.0.2 into work/builds/worker-0/source
[INFO] validating manifest of crates.io crate mmap-safe 0.0.2 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mmap-safe 0.0.2
[INFO] finished tweaking crates.io crate mmap-safe 0.0.2
[INFO] tweaked toml for crates.io crate mmap-safe 0.0.2 written to work/builds/worker-0/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] bcc6ddb83cf54d4f641d3334640806503f8b197e98d2c8d2d95b3f4e4890d8b5
[INFO] running `"docker" "start" "-a" "bcc6ddb83cf54d4f641d3334640806503f8b197e98d2c8d2d95b3f4e4890d8b5"`
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling mmap-safe v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "bcc6ddb83cf54d4f641d3334640806503f8b197e98d2c8d2d95b3f4e4890d8b5"`
[INFO] running `"docker" "rm" "-f" "bcc6ddb83cf54d4f641d3334640806503f8b197e98d2c8d2d95b3f4e4890d8b5"`
[INFO] [stdout] bcc6ddb83cf54d4f641d3334640806503f8b197e98d2c8d2d95b3f4e4890d8b5
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8132db7378d711ed8713511f7eeeebc1b748bf6b2b0a2dbfdc8e5f58d7d0ea91
[INFO] running `"docker" "start" "-a" "8132db7378d711ed8713511f7eeeebc1b748bf6b2b0a2dbfdc8e5f58d7d0ea91"`
[INFO] [stderr]    Compiling mmap-safe v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "8132db7378d711ed8713511f7eeeebc1b748bf6b2b0a2dbfdc8e5f58d7d0ea91"`
[INFO] running `"docker" "rm" "-f" "8132db7378d711ed8713511f7eeeebc1b748bf6b2b0a2dbfdc8e5f58d7d0ea91"`
[INFO] [stdout] 8132db7378d711ed8713511f7eeeebc1b748bf6b2b0a2dbfdc8e5f58d7d0ea91
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 674cc12af9f3215198f8083d9dce35ea5be6bfde0fc104c345f402d0d86fd779
[INFO] running `"docker" "start" "-a" "674cc12af9f3215198f8083d9dce35ea5be6bfde0fc104c345f402d0d86fd779"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mmap_safe-9baadd35fbda7b95
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::only_one_instance ... ok
[INFO] [stdout] test tests::empty_files ... ok
[INFO] [stdout] test tests::multiple_immutable_mappings ... ok
[INFO] [stdout] test tests::write_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mmap-safe
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "674cc12af9f3215198f8083d9dce35ea5be6bfde0fc104c345f402d0d86fd779"`
[INFO] running `"docker" "rm" "-f" "674cc12af9f3215198f8083d9dce35ea5be6bfde0fc104c345f402d0d86fd779"`
[INFO] [stdout] 674cc12af9f3215198f8083d9dce35ea5be6bfde0fc104c345f402d0d86fd779