[INFO] updating cached repository khanny17/trace
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/khanny17/trace
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/khanny17/trace" "work/ex/beta-1.38-1/sources/1.37.0/gh/khanny17/trace"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/khanny17/trace'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/khanny17/trace" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/khanny17/trace"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/khanny17/trace'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] facc718823db015e4075b59aaf1dbb2576ffef03
[INFO] sha for GitHub repo khanny17/trace: facc718823db015e4075b59aaf1dbb2576ffef03
[INFO] validating manifest of khanny17/trace 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 khanny17/trace 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 khanny17/trace
[INFO] finished frobbing khanny17/trace
[INFO] frobbed toml for khanny17/trace written to work/ex/beta-1.38-1/sources/1.37.0/gh/khanny17/trace/Cargo.toml
[INFO] started frobbing khanny17/trace
[INFO] finished frobbing khanny17/trace
[INFO] frobbed toml for khanny17/trace written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/khanny17/trace/Cargo.toml
[INFO] crate khanny17/trace 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 khanny17/trace 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-2/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/khanny17/trace:/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] eb188d4f3fabc02091538c243649e3255bb8cf7c5734c7dceb886dbaf44c1c38
[INFO] running `"docker" "start" "-a" "eb188d4f3fabc02091538c243649e3255bb8cf7c5734c7dceb886dbaf44c1c38"`
[INFO] [stderr]    Compiling serde v1.0.37
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling serde_derive_internals v0.23.0
[INFO] [stderr]    Compiling serde_derive v1.0.37
[INFO] [stderr]    Compiling grep v0.1.8
[INFO] [stderr]    Compiling serde_yaml v0.7.3
[INFO] [stderr]    Compiling serde_json v1.0.13
[INFO] [stderr]    Compiling trace v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     lazy_static! {
[INFO] [stderr] 37 | |         static ref RE: Regex = Regex::new(r"^(\./|/)target|/\..*")
[INFO] [stderr] 38 | |             .expect("Unable to parse regex");
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.32s
[INFO] running `"docker" "inspect" "eb188d4f3fabc02091538c243649e3255bb8cf7c5734c7dceb886dbaf44c1c38"`
[INFO] running `"docker" "rm" "-f" "eb188d4f3fabc02091538c243649e3255bb8cf7c5734c7dceb886dbaf44c1c38"`
[INFO] [stdout] eb188d4f3fabc02091538c243649e3255bb8cf7c5734c7dceb886dbaf44c1c38
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/khanny17/trace:/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] 483d84d2a2992fe5d83318a7617839b5bfa4def5bca008c8375375d899d8184d
[INFO] running `"docker" "start" "-a" "483d84d2a2992fe5d83318a7617839b5bfa4def5bca008c8375375d899d8184d"`
[INFO] [stderr]    Compiling trace v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | /     lazy_static! {
[INFO] [stderr] 37 | |         static ref RE: Regex = Regex::new(r"^(\./|/)target|/\..*")
[INFO] [stderr] 38 | |             .expect("Unable to parse regex");
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "483d84d2a2992fe5d83318a7617839b5bfa4def5bca008c8375375d899d8184d"`
[INFO] running `"docker" "rm" "-f" "483d84d2a2992fe5d83318a7617839b5bfa4def5bca008c8375375d899d8184d"`
[INFO] [stdout] 483d84d2a2992fe5d83318a7617839b5bfa4def5bca008c8375375d899d8184d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/khanny17/trace:/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] 562f1050b039422b0dfd1f67ccc5e7f1ce9e00887e5515f5f5c1dbfaa7afed1e
[INFO] running `"docker" "start" "-a" "562f1050b039422b0dfd1f67ccc5e7f1ce9e00887e5515f5f5c1dbfaa7afed1e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/trace-9163f7201613183a
[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" "562f1050b039422b0dfd1f67ccc5e7f1ce9e00887e5515f5f5c1dbfaa7afed1e"`
[INFO] running `"docker" "rm" "-f" "562f1050b039422b0dfd1f67ccc5e7f1ce9e00887e5515f5f5c1dbfaa7afed1e"`
[INFO] [stdout] 562f1050b039422b0dfd1f67ccc5e7f1ce9e00887e5515f5f5c1dbfaa7afed1e