[INFO] updating cached repository SixArm/sixarm_rust_standard_echo_server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/SixArm/sixarm_rust_standard_echo_server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/SixArm/sixarm_rust_standard_echo_server" "work/ex/beta-1.37-6/sources/1.36.0/gh/SixArm/sixarm_rust_standard_echo_server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/SixArm/sixarm_rust_standard_echo_server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SixArm/sixarm_rust_standard_echo_server" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/SixArm/sixarm_rust_standard_echo_server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/SixArm/sixarm_rust_standard_echo_server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 516e6753edce972838a013ad5e10936b49a2a3a8
[INFO] sha for GitHub repo SixArm/sixarm_rust_standard_echo_server: 516e6753edce972838a013ad5e10936b49a2a3a8
[INFO] validating manifest of SixArm/sixarm_rust_standard_echo_server 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 SixArm/sixarm_rust_standard_echo_server 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 SixArm/sixarm_rust_standard_echo_server
[INFO] finished frobbing SixArm/sixarm_rust_standard_echo_server
[INFO] frobbed toml for SixArm/sixarm_rust_standard_echo_server written to work/ex/beta-1.37-6/sources/1.36.0/gh/SixArm/sixarm_rust_standard_echo_server/Cargo.toml
[INFO] started frobbing SixArm/sixarm_rust_standard_echo_server
[INFO] finished frobbing SixArm/sixarm_rust_standard_echo_server
[INFO] frobbed toml for SixArm/sixarm_rust_standard_echo_server written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/SixArm/sixarm_rust_standard_echo_server/Cargo.toml
[INFO] crate SixArm/sixarm_rust_standard_echo_server 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 SixArm/sixarm_rust_standard_echo_server 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-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/SixArm/sixarm_rust_standard_echo_server:/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] 3757930cc043f1c1906eb6d339a471a6bff7fdd8271ebdd1d71b06079a2e8ffd
[INFO] running `"docker" "start" "-a" "3757930cc043f1c1906eb6d339a471a6bff7fdd8271ebdd1d71b06079a2e8ffd"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling sixarm_rust_standard_echo_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "3757930cc043f1c1906eb6d339a471a6bff7fdd8271ebdd1d71b06079a2e8ffd"`
[INFO] running `"docker" "rm" "-f" "3757930cc043f1c1906eb6d339a471a6bff7fdd8271ebdd1d71b06079a2e8ffd"`
[INFO] [stdout] 3757930cc043f1c1906eb6d339a471a6bff7fdd8271ebdd1d71b06079a2e8ffd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/SixArm/sixarm_rust_standard_echo_server:/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] 6c3e3042cbc09dc7b3eba7563050cfae345fe44b6cdb81d58744676204366f2a
[INFO] running `"docker" "start" "-a" "6c3e3042cbc09dc7b3eba7563050cfae345fe44b6cdb81d58744676204366f2a"`
[INFO] [stderr]    Compiling sixarm_rust_standard_echo_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "6c3e3042cbc09dc7b3eba7563050cfae345fe44b6cdb81d58744676204366f2a"`
[INFO] running `"docker" "rm" "-f" "6c3e3042cbc09dc7b3eba7563050cfae345fe44b6cdb81d58744676204366f2a"`
[INFO] [stdout] 6c3e3042cbc09dc7b3eba7563050cfae345fe44b6cdb81d58744676204366f2a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/SixArm/sixarm_rust_standard_echo_server:/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] 6b5358fd77f1c26633f489f2d23767ee8d17e144b5fd6ba73f9977fc22a544c8
[INFO] running `"docker" "start" "-a" "6b5358fd77f1c26633f489f2d23767ee8d17e144b5fd6ba73f9977fc22a544c8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sixarm_rust_standard_echo_server-bbceff9de0dccb27
[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" "6b5358fd77f1c26633f489f2d23767ee8d17e144b5fd6ba73f9977fc22a544c8"`
[INFO] running `"docker" "rm" "-f" "6b5358fd77f1c26633f489f2d23767ee8d17e144b5fd6ba73f9977fc22a544c8"`
[INFO] [stdout] 6b5358fd77f1c26633f489f2d23767ee8d17e144b5fd6ba73f9977fc22a544c8