[INFO] updating cached repository casey/cuckoo-bench
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/casey/cuckoo-bench
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/casey/cuckoo-bench" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/casey/cuckoo-bench"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/casey/cuckoo-bench'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/casey/cuckoo-bench" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/casey/cuckoo-bench"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/casey/cuckoo-bench'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 86f9849b46a1c4b4c735f2262d3346ba1ca5d3b4
[INFO] sha for GitHub repo casey/cuckoo-bench: 86f9849b46a1c4b4c735f2262d3346ba1ca5d3b4
[INFO] validating manifest of casey/cuckoo-bench 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 casey/cuckoo-bench 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 casey/cuckoo-bench
[INFO] finished frobbing casey/cuckoo-bench
[INFO] frobbed toml for casey/cuckoo-bench written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/casey/cuckoo-bench/Cargo.toml
[INFO] started frobbing casey/cuckoo-bench
[INFO] finished frobbing casey/cuckoo-bench
[INFO] frobbed toml for casey/cuckoo-bench written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/casey/cuckoo-bench/Cargo.toml
[INFO] crate casey/cuckoo-bench 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 casey/cuckoo-bench against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/casey/cuckoo-bench:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 7bed9faba772c24fb70ac49780d8e6f7f8cd07acf7dcc3892a94728e180015af
[INFO] running `"docker" "start" "-a" "7bed9faba772c24fb70ac49780d8e6f7f8cd07acf7dcc3892a94728e180015af"`
[INFO] [stderr]    Compiling serde_yaml v0.8.8
[INFO] [stderr]    Compiling structopt-derive v0.2.13
[INFO] [stderr]    Compiling structopt v0.2.13
[INFO] [stderr]    Compiling cuckoo-bench v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.22s
[INFO] running `"docker" "inspect" "7bed9faba772c24fb70ac49780d8e6f7f8cd07acf7dcc3892a94728e180015af"`
[INFO] running `"docker" "rm" "-f" "7bed9faba772c24fb70ac49780d8e6f7f8cd07acf7dcc3892a94728e180015af"`
[INFO] [stdout] 7bed9faba772c24fb70ac49780d8e6f7f8cd07acf7dcc3892a94728e180015af
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/casey/cuckoo-bench:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 60e9829c3e941b755f95def036c4bd68f141ae18a1e9e714316a59c3d2330bf2
[INFO] running `"docker" "start" "-a" "60e9829c3e941b755f95def036c4bd68f141ae18a1e9e714316a59c3d2330bf2"`
[INFO] [stderr]    Compiling cuckoo-bench v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "60e9829c3e941b755f95def036c4bd68f141ae18a1e9e714316a59c3d2330bf2"`
[INFO] running `"docker" "rm" "-f" "60e9829c3e941b755f95def036c4bd68f141ae18a1e9e714316a59c3d2330bf2"`
[INFO] [stdout] 60e9829c3e941b755f95def036c4bd68f141ae18a1e9e714316a59c3d2330bf2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/casey/cuckoo-bench:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 1ae671509ff51eaa82a65ee216b1bf04c92f32f8d025a11750a10f5068a9534d
[INFO] running `"docker" "start" "-a" "1ae671509ff51eaa82a65ee216b1bf04c92f32f8d025a11750a10f5068a9534d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cuckoo_bench-10b1072a61be4049
[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" "1ae671509ff51eaa82a65ee216b1bf04c92f32f8d025a11750a10f5068a9534d"`
[INFO] running `"docker" "rm" "-f" "1ae671509ff51eaa82a65ee216b1bf04c92f32f8d025a11750a10f5068a9534d"`
[INFO] [stdout] 1ae671509ff51eaa82a65ee216b1bf04c92f32f8d025a11750a10f5068a9534d