[INFO] updating cached repository n3phtys/lmdb-rs-example-benchmark
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/n3phtys/lmdb-rs-example-benchmark
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/n3phtys/lmdb-rs-example-benchmark" "work/ex/beta-1.38-1/sources/1.37.0/gh/n3phtys/lmdb-rs-example-benchmark"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/n3phtys/lmdb-rs-example-benchmark'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/n3phtys/lmdb-rs-example-benchmark" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/n3phtys/lmdb-rs-example-benchmark"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/n3phtys/lmdb-rs-example-benchmark'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1470ee0c2e69bded781bb0575841f1e3e1341672
[INFO] sha for GitHub repo n3phtys/lmdb-rs-example-benchmark: 1470ee0c2e69bded781bb0575841f1e3e1341672
[INFO] validating manifest of n3phtys/lmdb-rs-example-benchmark on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of n3phtys/lmdb-rs-example-benchmark on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing n3phtys/lmdb-rs-example-benchmark
[INFO] finished frobbing n3phtys/lmdb-rs-example-benchmark
[INFO] frobbed toml for n3phtys/lmdb-rs-example-benchmark written to work/ex/beta-1.38-1/sources/1.37.0/gh/n3phtys/lmdb-rs-example-benchmark/Cargo.toml
[INFO] started frobbing n3phtys/lmdb-rs-example-benchmark
[INFO] finished frobbing n3phtys/lmdb-rs-example-benchmark
[INFO] frobbed toml for n3phtys/lmdb-rs-example-benchmark written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/n3phtys/lmdb-rs-example-benchmark/Cargo.toml
[INFO] crate n3phtys/lmdb-rs-example-benchmark already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing n3phtys/lmdb-rs-example-benchmark against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/n3phtys/lmdb-rs-example-benchmark:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] f69c815bb56a7007427ce99f5025a987204d9ce058e98cc55c89e8378c3dcde4
[INFO] running `"docker" "start" "-a" "f69c815bb56a7007427ce99f5025a987204d9ce058e98cc55c89e8378c3dcde4"`
[INFO] [stderr]    Compiling lmdb-sys v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.11
[INFO] [stderr]    Compiling lmdb v0.7.1
[INFO] [stderr]    Compiling lmdb-rs-benchmark v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.66s
[INFO] running `"docker" "inspect" "f69c815bb56a7007427ce99f5025a987204d9ce058e98cc55c89e8378c3dcde4"`
[INFO] running `"docker" "rm" "-f" "f69c815bb56a7007427ce99f5025a987204d9ce058e98cc55c89e8378c3dcde4"`
[INFO] [stdout] f69c815bb56a7007427ce99f5025a987204d9ce058e98cc55c89e8378c3dcde4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/n3phtys/lmdb-rs-example-benchmark:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0ff0e797a74012cbfc16278456dd13e1af1247f424197df8f5cab5d2b9095cca
[INFO] running `"docker" "start" "-a" "0ff0e797a74012cbfc16278456dd13e1af1247f424197df8f5cab5d2b9095cca"`
[INFO] [stderr]    Compiling lmdb-rs-benchmark v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "0ff0e797a74012cbfc16278456dd13e1af1247f424197df8f5cab5d2b9095cca"`
[INFO] running `"docker" "rm" "-f" "0ff0e797a74012cbfc16278456dd13e1af1247f424197df8f5cab5d2b9095cca"`
[INFO] [stdout] 0ff0e797a74012cbfc16278456dd13e1af1247f424197df8f5cab5d2b9095cca
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/n3phtys/lmdb-rs-example-benchmark:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] f39c4c34f4143ecb38b10bba270229a0935e83effb6d6fa2d8a12a9afc33d720
[INFO] running `"docker" "start" "-a" "f39c4c34f4143ecb38b10bba270229a0935e83effb6d6fa2d8a12a9afc33d720"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lmdb_rs_benchmark-06b8d8944a55c742
[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" "f39c4c34f4143ecb38b10bba270229a0935e83effb6d6fa2d8a12a9afc33d720"`
[INFO] running `"docker" "rm" "-f" "f39c4c34f4143ecb38b10bba270229a0935e83effb6d6fa2d8a12a9afc33d720"`
[INFO] [stdout] f39c4c34f4143ecb38b10bba270229a0935e83effb6d6fa2d8a12a9afc33d720