[INFO] updating cached repository MggMuggins/code_runner
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/MggMuggins/code_runner
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/MggMuggins/code_runner" "work/ex/beta-1.38-1/sources/1.37.0/gh/MggMuggins/code_runner"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/MggMuggins/code_runner'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MggMuggins/code_runner" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MggMuggins/code_runner"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MggMuggins/code_runner'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5f9e9d803fb91a2e5f45d0902b6deee42d814d93
[INFO] sha for GitHub repo MggMuggins/code_runner: 5f9e9d803fb91a2e5f45d0902b6deee42d814d93
[INFO] validating manifest of MggMuggins/code_runner 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 MggMuggins/code_runner 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 MggMuggins/code_runner
[INFO] finished frobbing MggMuggins/code_runner
[INFO] frobbed toml for MggMuggins/code_runner written to work/ex/beta-1.38-1/sources/1.37.0/gh/MggMuggins/code_runner/Cargo.toml
[INFO] started frobbing MggMuggins/code_runner
[INFO] finished frobbing MggMuggins/code_runner
[INFO] frobbed toml for MggMuggins/code_runner written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MggMuggins/code_runner/Cargo.toml
[INFO] crate MggMuggins/code_runner 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing MggMuggins/code_runner 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-5/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/MggMuggins/code_runner:/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] 8fee85ce7d7a99f197684cdae7984132a83ae8f85b3667fdd09ff9fbfa086b57
[INFO] running `"docker" "start" "-a" "8fee85ce7d7a99f197684cdae7984132a83ae8f85b3667fdd09ff9fbfa086b57"`
[INFO] [stderr]    Compiling serde v1.0.38
[INFO] [stderr]    Compiling openssl-sys v0.9.28
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling flate2 v1.0.1
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling serde_derive v1.0.38
[INFO] [stderr]    Compiling native-tls v0.1.5
[INFO] [stderr]    Compiling hyper-native-tls v0.2.4
[INFO] [stderr]    Compiling evzht9h3nznqzwl v0.0.3
[INFO] [stderr]    Compiling chrono v0.4.2
[INFO] [stderr]    Compiling serde_json v1.0.14
[INFO] [stderr]    Compiling serde_yaml v0.7.3
[INFO] [stderr]    Compiling serenity v0.5.2
[INFO] [stderr]    Compiling code_runner v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `"docker" "inspect" "8fee85ce7d7a99f197684cdae7984132a83ae8f85b3667fdd09ff9fbfa086b57"`
[INFO] running `"docker" "rm" "-f" "8fee85ce7d7a99f197684cdae7984132a83ae8f85b3667fdd09ff9fbfa086b57"`
[INFO] [stdout] 8fee85ce7d7a99f197684cdae7984132a83ae8f85b3667fdd09ff9fbfa086b57
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/MggMuggins/code_runner:/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] 48e91b1cd7ecd38c7dfeffc6fa2f9e6dcc10f500346208751e2acb523950f42b
[INFO] running `"docker" "start" "-a" "48e91b1cd7ecd38c7dfeffc6fa2f9e6dcc10f500346208751e2acb523950f42b"`
[INFO] [stderr]    Compiling code_runner v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `"docker" "inspect" "48e91b1cd7ecd38c7dfeffc6fa2f9e6dcc10f500346208751e2acb523950f42b"`
[INFO] running `"docker" "rm" "-f" "48e91b1cd7ecd38c7dfeffc6fa2f9e6dcc10f500346208751e2acb523950f42b"`
[INFO] [stdout] 48e91b1cd7ecd38c7dfeffc6fa2f9e6dcc10f500346208751e2acb523950f42b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/MggMuggins/code_runner:/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] eeea65f4ddd004a852af7a315744ed2b4b3ff8cbc70e3f87a4e56f9d59cf61d3
[INFO] running `"docker" "start" "-a" "eeea65f4ddd004a852af7a315744ed2b4b3ff8cbc70e3f87a4e56f9d59cf61d3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/code_runner-b3fd1915929f2c8a
[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" "eeea65f4ddd004a852af7a315744ed2b4b3ff8cbc70e3f87a4e56f9d59cf61d3"`
[INFO] running `"docker" "rm" "-f" "eeea65f4ddd004a852af7a315744ed2b4b3ff8cbc70e3f87a4e56f9d59cf61d3"`
[INFO] [stdout] eeea65f4ddd004a852af7a315744ed2b4b3ff8cbc70e3f87a4e56f9d59cf61d3