[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/beta-1.38-1/sources/1.37.0/gh/casey/cuckoo-bench"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/casey/cuckoo-bench'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/casey/cuckoo-bench" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/casey/cuckoo-bench"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 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 casey/cuckoo-bench 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 casey/cuckoo-bench
[INFO] finished frobbing casey/cuckoo-bench
[INFO] frobbed toml for casey/cuckoo-bench written to work/ex/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/gh/casey/cuckoo-bench/Cargo.toml
[INFO] crate casey/cuckoo-bench 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing casey/cuckoo-bench against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 99a0011a0ef0f586ca70dfe9c665517b6f9abf842fd7ad9501b3eb6bc261405b
[INFO] running `"docker" "start" "-a" "99a0011a0ef0f586ca70dfe9c665517b6f9abf842fd7ad9501b3eb6bc261405b"`
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.15
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling serde_yaml v0.8.8
[INFO] [stderr]    Compiling libgit2-sys v0.7.10
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.2.13
[INFO] [stderr]    Compiling serde_derive v1.0.81
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling structopt v0.2.13
[INFO] [stderr]    Compiling git2 v0.7.5
[INFO] [stderr]    Compiling cuckoo-bench v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.26s
[INFO] running `"docker" "inspect" "99a0011a0ef0f586ca70dfe9c665517b6f9abf842fd7ad9501b3eb6bc261405b"`
[INFO] running `"docker" "rm" "-f" "99a0011a0ef0f586ca70dfe9c665517b6f9abf842fd7ad9501b3eb6bc261405b"`
[INFO] [stdout] 99a0011a0ef0f586ca70dfe9c665517b6f9abf842fd7ad9501b3eb6bc261405b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] af90ab0d122b4019d70c92263c02cfc37e816869136f5af2cdb32db9e8f439dd
[INFO] running `"docker" "start" "-a" "af90ab0d122b4019d70c92263c02cfc37e816869136f5af2cdb32db9e8f439dd"`
[INFO] [stderr]    Compiling cuckoo-bench v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `"docker" "inspect" "af90ab0d122b4019d70c92263c02cfc37e816869136f5af2cdb32db9e8f439dd"`
[INFO] running `"docker" "rm" "-f" "af90ab0d122b4019d70c92263c02cfc37e816869136f5af2cdb32db9e8f439dd"`
[INFO] [stdout] af90ab0d122b4019d70c92263c02cfc37e816869136f5af2cdb32db9e8f439dd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 66be8e8448b0c09e45c5cc719e30ff968ee49ed5f6337f9a2c2349e44a3e5a5f
[INFO] running `"docker" "start" "-a" "66be8e8448b0c09e45c5cc719e30ff968ee49ed5f6337f9a2c2349e44a3e5a5f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cuckoo_bench-b961c83122b3d848
[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" "66be8e8448b0c09e45c5cc719e30ff968ee49ed5f6337f9a2c2349e44a3e5a5f"`
[INFO] running `"docker" "rm" "-f" "66be8e8448b0c09e45c5cc719e30ff968ee49ed5f6337f9a2c2349e44a3e5a5f"`
[INFO] [stdout] 66be8e8448b0c09e45c5cc719e30ff968ee49ed5f6337f9a2c2349e44a3e5a5f