[INFO] updating cached repository richardfontana/echo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/richardfontana/echo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/richardfontana/echo" "work/ex/beta-1.38-1/sources/1.37.0/gh/richardfontana/echo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/richardfontana/echo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/richardfontana/echo" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/richardfontana/echo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/richardfontana/echo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 51a9608896e0ff4b874dffbe413faba888abf448
[INFO] sha for GitHub repo richardfontana/echo: 51a9608896e0ff4b874dffbe413faba888abf448
[INFO] validating manifest of richardfontana/echo 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 richardfontana/echo 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 richardfontana/echo
[INFO] finished frobbing richardfontana/echo
[INFO] frobbed toml for richardfontana/echo written to work/ex/beta-1.38-1/sources/1.37.0/gh/richardfontana/echo/Cargo.toml
[INFO] started frobbing richardfontana/echo
[INFO] finished frobbing richardfontana/echo
[INFO] frobbed toml for richardfontana/echo written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/richardfontana/echo/Cargo.toml
[INFO] crate richardfontana/echo 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 richardfontana/echo 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/richardfontana/echo:/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] 56dbeaa2214796704c507234716deb2a2dde6918fbe13b5eec3633c19c29778b
[INFO] running `"docker" "start" "-a" "56dbeaa2214796704c507234716deb2a2dde6918fbe13b5eec3633c19c29778b"`
[INFO] [stderr]    Compiling echo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "56dbeaa2214796704c507234716deb2a2dde6918fbe13b5eec3633c19c29778b"`
[INFO] running `"docker" "rm" "-f" "56dbeaa2214796704c507234716deb2a2dde6918fbe13b5eec3633c19c29778b"`
[INFO] [stdout] 56dbeaa2214796704c507234716deb2a2dde6918fbe13b5eec3633c19c29778b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/richardfontana/echo:/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] 20a7520a3e1986711a2f4ba237aabe0dad9a57376f4db2f10236f499972a4a83
[INFO] running `"docker" "start" "-a" "20a7520a3e1986711a2f4ba237aabe0dad9a57376f4db2f10236f499972a4a83"`
[INFO] [stderr]    Compiling echo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "20a7520a3e1986711a2f4ba237aabe0dad9a57376f4db2f10236f499972a4a83"`
[INFO] running `"docker" "rm" "-f" "20a7520a3e1986711a2f4ba237aabe0dad9a57376f4db2f10236f499972a4a83"`
[INFO] [stdout] 20a7520a3e1986711a2f4ba237aabe0dad9a57376f4db2f10236f499972a4a83
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/richardfontana/echo:/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] de5e28438b5f193323cd39681b62239fd263078e9caa2a4c22b80f251e47ac9f
[INFO] running `"docker" "start" "-a" "de5e28438b5f193323cd39681b62239fd263078e9caa2a4c22b80f251e47ac9f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/echo-57f63993ad863d26
[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" "de5e28438b5f193323cd39681b62239fd263078e9caa2a4c22b80f251e47ac9f"`
[INFO] running `"docker" "rm" "-f" "de5e28438b5f193323cd39681b62239fd263078e9caa2a4c22b80f251e47ac9f"`
[INFO] [stdout] de5e28438b5f193323cd39681b62239fd263078e9caa2a4c22b80f251e47ac9f