[INFO] updating cached repository Michael-Adalbert/rust_lang_test
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Michael-Adalbert/rust_lang_test
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Michael-Adalbert/rust_lang_test" "work/ex/beta-1.38-1/sources/1.37.0/gh/Michael-Adalbert/rust_lang_test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Michael-Adalbert/rust_lang_test'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Michael-Adalbert/rust_lang_test" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Michael-Adalbert/rust_lang_test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Michael-Adalbert/rust_lang_test'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 54eb50233ce73ff106008f2d132f31c18a890284
[INFO] sha for GitHub repo Michael-Adalbert/rust_lang_test: 54eb50233ce73ff106008f2d132f31c18a890284
[INFO] validating manifest of Michael-Adalbert/rust_lang_test 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 Michael-Adalbert/rust_lang_test 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 Michael-Adalbert/rust_lang_test
[INFO] finished frobbing Michael-Adalbert/rust_lang_test
[INFO] frobbed toml for Michael-Adalbert/rust_lang_test written to work/ex/beta-1.38-1/sources/1.37.0/gh/Michael-Adalbert/rust_lang_test/Cargo.toml
[INFO] started frobbing Michael-Adalbert/rust_lang_test
[INFO] finished frobbing Michael-Adalbert/rust_lang_test
[INFO] frobbed toml for Michael-Adalbert/rust_lang_test written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Michael-Adalbert/rust_lang_test/Cargo.toml
[INFO] crate Michael-Adalbert/rust_lang_test 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] [stderr]     Blocking waiting for file lock on package cache
[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 Michael-Adalbert/rust_lang_test 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/Michael-Adalbert/rust_lang_test:/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] 68dd33efd2bc6239b6bd15151b9cd7f6f0e6bf729157e4712fe7e43d6c6016a6
[INFO] running `"docker" "start" "-a" "68dd33efd2bc6239b6bd15151b9cd7f6f0e6bf729157e4712fe7e43d6c6016a6"`
[INFO] [stderr]    Compiling rust_lang_test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "68dd33efd2bc6239b6bd15151b9cd7f6f0e6bf729157e4712fe7e43d6c6016a6"`
[INFO] running `"docker" "rm" "-f" "68dd33efd2bc6239b6bd15151b9cd7f6f0e6bf729157e4712fe7e43d6c6016a6"`
[INFO] [stdout] 68dd33efd2bc6239b6bd15151b9cd7f6f0e6bf729157e4712fe7e43d6c6016a6
[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/Michael-Adalbert/rust_lang_test:/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] 70989e7eaacea4cceb8ad57e719ee4407cd11e39c39d7af11ce11350dd1d6d28
[INFO] running `"docker" "start" "-a" "70989e7eaacea4cceb8ad57e719ee4407cd11e39c39d7af11ce11350dd1d6d28"`
[INFO] [stderr]    Compiling rust_lang_test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "70989e7eaacea4cceb8ad57e719ee4407cd11e39c39d7af11ce11350dd1d6d28"`
[INFO] running `"docker" "rm" "-f" "70989e7eaacea4cceb8ad57e719ee4407cd11e39c39d7af11ce11350dd1d6d28"`
[INFO] [stdout] 70989e7eaacea4cceb8ad57e719ee4407cd11e39c39d7af11ce11350dd1d6d28
[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/Michael-Adalbert/rust_lang_test:/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] 6191f81f55b44ba36f798bc662b08b92c7550e9f6c88af54ea70d5329504569a
[INFO] running `"docker" "start" "-a" "6191f81f55b44ba36f798bc662b08b92c7550e9f6c88af54ea70d5329504569a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_lang_test-a07e67620a986947
[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" "6191f81f55b44ba36f798bc662b08b92c7550e9f6c88af54ea70d5329504569a"`
[INFO] running `"docker" "rm" "-f" "6191f81f55b44ba36f798bc662b08b92c7550e9f6c88af54ea70d5329504569a"`
[INFO] [stdout] 6191f81f55b44ba36f798bc662b08b92c7550e9f6c88af54ea70d5329504569a