[INFO] updating cached repository matklad/glass-pipes
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/matklad/glass-pipes
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/matklad/glass-pipes" "work/ex/beta-1.38-1/sources/1.37.0/gh/matklad/glass-pipes"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/matklad/glass-pipes'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/matklad/glass-pipes" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/matklad/glass-pipes"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/matklad/glass-pipes'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1908dc193b54387b7c01d2767d05ca2637eee12e
[INFO] sha for GitHub repo matklad/glass-pipes: 1908dc193b54387b7c01d2767d05ca2637eee12e
[INFO] validating manifest of matklad/glass-pipes 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 matklad/glass-pipes 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 matklad/glass-pipes
[INFO] finished frobbing matklad/glass-pipes
[INFO] frobbed toml for matklad/glass-pipes written to work/ex/beta-1.38-1/sources/1.37.0/gh/matklad/glass-pipes/Cargo.toml
[INFO] started frobbing matklad/glass-pipes
[INFO] finished frobbing matklad/glass-pipes
[INFO] frobbed toml for matklad/glass-pipes written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/matklad/glass-pipes/Cargo.toml
[INFO] crate matklad/glass-pipes 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] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/matklad/glass-pipes/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 matklad/glass-pipes against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/matklad/glass-pipes:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 5fcbc41b716c535d029c62bb95aa98ee94e146b48a1a2c1b139f68b208942f0a
[INFO] running `"docker" "start" "-a" "5fcbc41b716c535d029c62bb95aa98ee94e146b48a1a2c1b139f68b208942f0a"`
[INFO] [stderr]    Compiling crossbeam v0.7.2
[INFO] [stderr]    Compiling glass-pipes v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.23s
[INFO] running `"docker" "inspect" "5fcbc41b716c535d029c62bb95aa98ee94e146b48a1a2c1b139f68b208942f0a"`
[INFO] running `"docker" "rm" "-f" "5fcbc41b716c535d029c62bb95aa98ee94e146b48a1a2c1b139f68b208942f0a"`
[INFO] [stdout] 5fcbc41b716c535d029c62bb95aa98ee94e146b48a1a2c1b139f68b208942f0a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/matklad/glass-pipes:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6d054663db6ab448d05b4059f4f782e2e412a425eb63545a5443663792e06014
[INFO] running `"docker" "start" "-a" "6d054663db6ab448d05b4059f4f782e2e412a425eb63545a5443663792e06014"`
[INFO] [stderr]    Compiling glass-pipes v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "6d054663db6ab448d05b4059f4f782e2e412a425eb63545a5443663792e06014"`
[INFO] running `"docker" "rm" "-f" "6d054663db6ab448d05b4059f4f782e2e412a425eb63545a5443663792e06014"`
[INFO] [stdout] 6d054663db6ab448d05b4059f4f782e2e412a425eb63545a5443663792e06014
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/matklad/glass-pipes:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] a38ae5aa94ee28d5fb1fbed96b810a14ab956b2f1b5553385d753afdb2adcf27
[INFO] running `"docker" "start" "-a" "a38ae5aa94ee28d5fb1fbed96b810a14ab956b2f1b5553385d753afdb2adcf27"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/glass_pipes-259de41636803be8
[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" "a38ae5aa94ee28d5fb1fbed96b810a14ab956b2f1b5553385d753afdb2adcf27"`
[INFO] running `"docker" "rm" "-f" "a38ae5aa94ee28d5fb1fbed96b810a14ab956b2f1b5553385d753afdb2adcf27"`
[INFO] [stdout] a38ae5aa94ee28d5fb1fbed96b810a14ab956b2f1b5553385d753afdb2adcf27