[INFO] crate benchmark 0.0.0 is already in cache
[INFO] extracting crate benchmark 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/benchmark/0.0.0
[INFO] extracting crate benchmark 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/benchmark/0.0.0
[INFO] validating manifest of benchmark-0.0.0 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 benchmark-0.0.0 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 benchmark-0.0.0
[INFO] finished frobbing benchmark-0.0.0
[INFO] frobbed toml for benchmark-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/benchmark/0.0.0/Cargo.toml
[INFO] started frobbing benchmark-0.0.0
[INFO] finished frobbing benchmark-0.0.0
[INFO] frobbed toml for benchmark-0.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/benchmark/0.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing benchmark-0.0.0 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/benchmark/0.0.0:/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] 44ad549dcdc8ce04e519869cc2c0b7e3db0800f9ff35b8c9968f58d2741eb330
[INFO] running `"docker" "start" "-a" "44ad549dcdc8ce04e519869cc2c0b7e3db0800f9ff35b8c9968f58d2741eb330"`
[INFO] [stderr]    Compiling benchmark v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `"docker" "inspect" "44ad549dcdc8ce04e519869cc2c0b7e3db0800f9ff35b8c9968f58d2741eb330"`
[INFO] running `"docker" "rm" "-f" "44ad549dcdc8ce04e519869cc2c0b7e3db0800f9ff35b8c9968f58d2741eb330"`
[INFO] [stdout] 44ad549dcdc8ce04e519869cc2c0b7e3db0800f9ff35b8c9968f58d2741eb330
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/benchmark/0.0.0:/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] d9e028c1847ef259b95f16ffcd67b042f39fd81688949d80672585404efea6d4
[INFO] running `"docker" "start" "-a" "d9e028c1847ef259b95f16ffcd67b042f39fd81688949d80672585404efea6d4"`
[INFO] [stderr]    Compiling benchmark v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "d9e028c1847ef259b95f16ffcd67b042f39fd81688949d80672585404efea6d4"`
[INFO] running `"docker" "rm" "-f" "d9e028c1847ef259b95f16ffcd67b042f39fd81688949d80672585404efea6d4"`
[INFO] [stdout] d9e028c1847ef259b95f16ffcd67b042f39fd81688949d80672585404efea6d4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/benchmark/0.0.0:/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] 279d0d1b00b2ac169fa08bb7a350fde2039bb8cbc76096384b58f497232daf31
[INFO] running `"docker" "start" "-a" "279d0d1b00b2ac169fa08bb7a350fde2039bb8cbc76096384b58f497232daf31"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/benchmark-9251212c0de486fe
[INFO] [stderr]    Doc-tests benchmark
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "279d0d1b00b2ac169fa08bb7a350fde2039bb8cbc76096384b58f497232daf31"`
[INFO] running `"docker" "rm" "-f" "279d0d1b00b2ac169fa08bb7a350fde2039bb8cbc76096384b58f497232daf31"`
[INFO] [stdout] 279d0d1b00b2ac169fa08bb7a350fde2039bb8cbc76096384b58f497232daf31