[INFO] updating cached repository IanConnolly/echo.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/IanConnolly/echo.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/IanConnolly/echo.rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/IanConnolly/echo.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/IanConnolly/echo.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/IanConnolly/echo.rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/IanConnolly/echo.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/IanConnolly/echo.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2a4689615d62baeacf4b5e348e0fb4a9b40ca38a
[INFO] sha for GitHub repo IanConnolly/echo.rs: 2a4689615d62baeacf4b5e348e0fb4a9b40ca38a
[INFO] validating manifest of IanConnolly/echo.rs on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of IanConnolly/echo.rs on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing IanConnolly/echo.rs
[INFO] finished frobbing IanConnolly/echo.rs
[INFO] frobbed toml for IanConnolly/echo.rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/IanConnolly/echo.rs/Cargo.toml
[INFO] started frobbing IanConnolly/echo.rs
[INFO] finished frobbing IanConnolly/echo.rs
[INFO] frobbed toml for IanConnolly/echo.rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/IanConnolly/echo.rs/Cargo.toml
[INFO] crate IanConnolly/echo.rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing IanConnolly/echo.rs against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/IanConnolly/echo.rs:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 3620b4be4b8adf8f30d3b4dacfd1ff85d64352bbe52c0ccc63935fac4bbdf0ea
[INFO] running `"docker" "start" "-a" "3620b4be4b8adf8f30d3b4dacfd1ff85d64352bbe52c0ccc63935fac4bbdf0ea"`
[INFO] [stderr]    Compiling echo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "3620b4be4b8adf8f30d3b4dacfd1ff85d64352bbe52c0ccc63935fac4bbdf0ea"`
[INFO] running `"docker" "rm" "-f" "3620b4be4b8adf8f30d3b4dacfd1ff85d64352bbe52c0ccc63935fac4bbdf0ea"`
[INFO] [stdout] 3620b4be4b8adf8f30d3b4dacfd1ff85d64352bbe52c0ccc63935fac4bbdf0ea
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/IanConnolly/echo.rs:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 213be456d4445f3b98d5e44a1ec88381739b5fb42a561f1804d6d4b3069dae58
[INFO] running `"docker" "start" "-a" "213be456d4445f3b98d5e44a1ec88381739b5fb42a561f1804d6d4b3069dae58"`
[INFO] [stderr]    Compiling echo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "213be456d4445f3b98d5e44a1ec88381739b5fb42a561f1804d6d4b3069dae58"`
[INFO] running `"docker" "rm" "-f" "213be456d4445f3b98d5e44a1ec88381739b5fb42a561f1804d6d4b3069dae58"`
[INFO] [stdout] 213be456d4445f3b98d5e44a1ec88381739b5fb42a561f1804d6d4b3069dae58
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/IanConnolly/echo.rs:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 1957076dfee382b0ddcf7350647d1a88ac3811de3edd7bf154a6e5b5e7e88367
[INFO] running `"docker" "start" "-a" "1957076dfee382b0ddcf7350647d1a88ac3811de3edd7bf154a6e5b5e7e88367"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/echo-709725ac3ae0b975
[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" "1957076dfee382b0ddcf7350647d1a88ac3811de3edd7bf154a6e5b5e7e88367"`
[INFO] running `"docker" "rm" "-f" "1957076dfee382b0ddcf7350647d1a88ac3811de3edd7bf154a6e5b5e7e88367"`
[INFO] [stdout] 1957076dfee382b0ddcf7350647d1a88ac3811de3edd7bf154a6e5b5e7e88367