[INFO] fetching crate bootimage 0.7.6...
[INFO] extracting crate bootimage 0.7.6 into work/ex/beta-1.37-6/sources/1.36.0/reg/bootimage/0.7.6
[INFO] extracting crate bootimage 0.7.6 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/bootimage/0.7.6
[INFO] validating manifest of bootimage-0.7.6 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bootimage-0.7.6 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bootimage-0.7.6
[INFO] finished frobbing bootimage-0.7.6
[INFO] frobbed toml for bootimage-0.7.6 written to work/ex/beta-1.37-6/sources/1.36.0/reg/bootimage/0.7.6/Cargo.toml
[INFO] started frobbing bootimage-0.7.6
[INFO] finished frobbing bootimage-0.7.6
[INFO] frobbed toml for bootimage-0.7.6 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/bootimage/0.7.6/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing bootimage-0.7.6 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/bootimage/0.7.6:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] b37c4d3b3f83bcc144d236e9cd50b1d23cfb19b2c6cd028efd48349e6f840646
[INFO] running `"docker" "start" "-a" "b37c4d3b3f83bcc144d236e9cd50b1d23cfb19b2c6cd028efd48349e6f840646"`
[INFO] [stderr]    Compiling llvm-tools v0.1.1
[INFO] [stderr]    Compiling locate-cargo-manifest v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cargo_metadata v0.7.4
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling bootimage v0.7.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.66s
[INFO] running `"docker" "inspect" "b37c4d3b3f83bcc144d236e9cd50b1d23cfb19b2c6cd028efd48349e6f840646"`
[INFO] running `"docker" "rm" "-f" "b37c4d3b3f83bcc144d236e9cd50b1d23cfb19b2c6cd028efd48349e6f840646"`
[INFO] [stdout] b37c4d3b3f83bcc144d236e9cd50b1d23cfb19b2c6cd028efd48349e6f840646
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/bootimage/0.7.6:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c043b21d964b1c3982e57d971221015b81228d6840ad1822ddbe4b7d4f7f301c
[INFO] running `"docker" "start" "-a" "c043b21d964b1c3982e57d971221015b81228d6840ad1822ddbe4b7d4f7f301c"`
[INFO] [stderr]    Compiling bootimage v0.7.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "c043b21d964b1c3982e57d971221015b81228d6840ad1822ddbe4b7d4f7f301c"`
[INFO] running `"docker" "rm" "-f" "c043b21d964b1c3982e57d971221015b81228d6840ad1822ddbe4b7d4f7f301c"`
[INFO] [stdout] c043b21d964b1c3982e57d971221015b81228d6840ad1822ddbe4b7d4f7f301c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/bootimage/0.7.6:/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 5351351a3006dbfff0a34c5d08c8fe8054654b49d9a55887f9a7a488f0ae6fb1
[INFO] running `"docker" "start" "-a" "5351351a3006dbfff0a34c5d08c8fe8054654b49d9a55887f9a7a488f0ae6fb1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bootimage-dd478e434f1098b6
[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] [stderr]      Running /opt/crater/target/debug/deps/bootimage-6b7c47f01515063a
[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] [stderr]      Running /opt/crater/target/debug/deps/cargo_bootimage-9995dc752f8d6824
[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] [stderr]    Doc-tests bootimage
[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" "5351351a3006dbfff0a34c5d08c8fe8054654b49d9a55887f9a7a488f0ae6fb1"`
[INFO] running `"docker" "rm" "-f" "5351351a3006dbfff0a34c5d08c8fe8054654b49d9a55887f9a7a488f0ae6fb1"`
[INFO] [stdout] 5351351a3006dbfff0a34c5d08c8fe8054654b49d9a55887f9a7a488f0ae6fb1