[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/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/n3phtys/lmdb-rs-example-benchmark"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/n3phtys/lmdb-rs-example-benchmark'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/n3phtys/lmdb-rs-example-benchmark" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/n3phtys/lmdb-rs-example-benchmark"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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 master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of n3phtys/lmdb-rs-example-benchmark on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "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/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/n3phtys/lmdb-rs-example-benchmark/Cargo.toml
[INFO] crate n3phtys/lmdb-rs-example-benchmark has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing n3phtys/lmdb-rs-example-benchmark against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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=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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 7b4ced229f104d176b0c4bd551bdd3b90419dfba5a6fb92883e6a1b70206fdac
[INFO] running `"docker" "start" "-a" "7b4ced229f104d176b0c4bd551bdd3b90419dfba5a6fb92883e6a1b70206fdac"`
[INFO] [stderr]    Compiling lmdb-sys v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr]    Compiling tempdir v0.3.5
[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 9.40s
[INFO] running `"docker" "inspect" "7b4ced229f104d176b0c4bd551bdd3b90419dfba5a6fb92883e6a1b70206fdac"`
[INFO] running `"docker" "rm" "-f" "7b4ced229f104d176b0c4bd551bdd3b90419dfba5a6fb92883e6a1b70206fdac"`
[INFO] [stdout] 7b4ced229f104d176b0c4bd551bdd3b90419dfba5a6fb92883e6a1b70206fdac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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=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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] fe54455b0ce29a1955fa635cb125be1700f112490e179a04e797b0ce63de57c5
[INFO] running `"docker" "start" "-a" "fe54455b0ce29a1955fa635cb125be1700f112490e179a04e797b0ce63de57c5"`
[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" "fe54455b0ce29a1955fa635cb125be1700f112490e179a04e797b0ce63de57c5"`
[INFO] running `"docker" "rm" "-f" "fe54455b0ce29a1955fa635cb125be1700f112490e179a04e797b0ce63de57c5"`
[INFO] [stdout] fe54455b0ce29a1955fa635cb125be1700f112490e179a04e797b0ce63de57c5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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=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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] d013ec2a36c92fab743a86c9fcff2b1c642ebed2e9696f64036a8d32bcfe875a
[INFO] running `"docker" "start" "-a" "d013ec2a36c92fab743a86c9fcff2b1c642ebed2e9696f64036a8d32bcfe875a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lmdb_rs_benchmark-cb6fb424bb15949a
[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" "d013ec2a36c92fab743a86c9fcff2b1c642ebed2e9696f64036a8d32bcfe875a"`
[INFO] running `"docker" "rm" "-f" "d013ec2a36c92fab743a86c9fcff2b1c642ebed2e9696f64036a8d32bcfe875a"`
[INFO] [stdout] d013ec2a36c92fab743a86c9fcff2b1c642ebed2e9696f64036a8d32bcfe875a