[INFO] crate mmap-safe 0.0.2 is already in cache
[INFO] testing mmap-safe-0.0.2 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate mmap-safe 0.0.2 into work/builds/worker-7/source
[INFO] validating manifest of crates.io crate mmap-safe 0.0.2 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "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-7/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 3bcd7e8da22bd26bb1f62caadf25c1dc6fdcbcb874f9ed02d824fca3e8b9ec5e
[INFO] running `"docker" "start" "-a" "3bcd7e8da22bd26bb1f62caadf25c1dc6fdcbcb874f9ed02d824fca3e8b9ec5e"`
[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 0.28s
[INFO] running `"docker" "inspect" "3bcd7e8da22bd26bb1f62caadf25c1dc6fdcbcb874f9ed02d824fca3e8b9ec5e"`
[INFO] running `"docker" "rm" "-f" "3bcd7e8da22bd26bb1f62caadf25c1dc6fdcbcb874f9ed02d824fca3e8b9ec5e"`
[INFO] [stdout] 3bcd7e8da22bd26bb1f62caadf25c1dc6fdcbcb874f9ed02d824fca3e8b9ec5e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] e3c53cb5bd74f720c643c1e4ef7a6f80763025d61eeb79bfa3cf772d8fa62291
[INFO] running `"docker" "start" "-a" "e3c53cb5bd74f720c643c1e4ef7a6f80763025d61eeb79bfa3cf772d8fa62291"`
[INFO] [stderr]    Compiling mmap-safe v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "e3c53cb5bd74f720c643c1e4ef7a6f80763025d61eeb79bfa3cf772d8fa62291"`
[INFO] running `"docker" "rm" "-f" "e3c53cb5bd74f720c643c1e4ef7a6f80763025d61eeb79bfa3cf772d8fa62291"`
[INFO] [stdout] e3c53cb5bd74f720c643c1e4ef7a6f80763025d61eeb79bfa3cf772d8fa62291
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 48e1cee3d378e95b0cafbcfc20633ec2d8752a3fee34e14f3e86c9d37852cd25
[INFO] running `"docker" "start" "-a" "48e1cee3d378e95b0cafbcfc20633ec2d8752a3fee34e14f3e86c9d37852cd25"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mmap_safe-aae2c2e5bc2cd843
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::multiple_immutable_mappings ... ok
[INFO] [stdout] test tests::only_one_instance ... ok
[INFO] [stdout] test tests::empty_files ... 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" "48e1cee3d378e95b0cafbcfc20633ec2d8752a3fee34e14f3e86c9d37852cd25"`
[INFO] running `"docker" "rm" "-f" "48e1cee3d378e95b0cafbcfc20633ec2d8752a3fee34e14f3e86c9d37852cd25"`
[INFO] [stdout] 48e1cee3d378e95b0cafbcfc20633ec2d8752a3fee34e14f3e86c9d37852cd25