[INFO] updating cached repository sybblow/tokio-echo-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sybblow/tokio-echo-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sybblow/tokio-echo-server" "work/ex/beta-1.38-1/sources/1.37.0/gh/sybblow/tokio-echo-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/sybblow/tokio-echo-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sybblow/tokio-echo-server" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sybblow/tokio-echo-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sybblow/tokio-echo-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f71de238c5e7450566ce8d0b5ef94a32427d4c76
[INFO] sha for GitHub repo sybblow/tokio-echo-server: f71de238c5e7450566ce8d0b5ef94a32427d4c76
[INFO] validating manifest of sybblow/tokio-echo-server 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 sybblow/tokio-echo-server 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 sybblow/tokio-echo-server
[INFO] finished frobbing sybblow/tokio-echo-server
[INFO] frobbed toml for sybblow/tokio-echo-server written to work/ex/beta-1.38-1/sources/1.37.0/gh/sybblow/tokio-echo-server/Cargo.toml
[INFO] started frobbing sybblow/tokio-echo-server
[INFO] finished frobbing sybblow/tokio-echo-server
[INFO] frobbed toml for sybblow/tokio-echo-server written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sybblow/tokio-echo-server/Cargo.toml
[INFO] crate sybblow/tokio-echo-server 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing sybblow/tokio-echo-server 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/sybblow/tokio-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 03038c7b916d11e1a6d56fa776c046f4204749d686b4cc5a186b980facda8675
[INFO] running `"docker" "start" "-a" "03038c7b916d11e1a6d56fa776c046f4204749d686b4cc5a186b980facda8675"`
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling num_cpus v1.2.0
[INFO] [stderr]    Compiling net2 v0.2.26
[INFO] [stderr]    Compiling clap v2.19.2
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling mio v0.6.1
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling tokio-core v0.1.1
[INFO] [stderr]    Compiling tokio-echo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.08s
[INFO] running `"docker" "inspect" "03038c7b916d11e1a6d56fa776c046f4204749d686b4cc5a186b980facda8675"`
[INFO] running `"docker" "rm" "-f" "03038c7b916d11e1a6d56fa776c046f4204749d686b4cc5a186b980facda8675"`
[INFO] [stdout] 03038c7b916d11e1a6d56fa776c046f4204749d686b4cc5a186b980facda8675
[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/sybblow/tokio-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] fc47c91d6f46102712a91b12a6f075bfa71631082288de96dcb4c97610a7afd0
[INFO] running `"docker" "start" "-a" "fc47c91d6f46102712a91b12a6f075bfa71631082288de96dcb4c97610a7afd0"`
[INFO] [stderr]    Compiling tokio-echo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "fc47c91d6f46102712a91b12a6f075bfa71631082288de96dcb4c97610a7afd0"`
[INFO] running `"docker" "rm" "-f" "fc47c91d6f46102712a91b12a6f075bfa71631082288de96dcb4c97610a7afd0"`
[INFO] [stdout] fc47c91d6f46102712a91b12a6f075bfa71631082288de96dcb4c97610a7afd0
[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/sybblow/tokio-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] d56acc19b9af29f1ae1b581554b197fa8b54ff6bd3f4adf8fad21a94da57ec0c
[INFO] running `"docker" "start" "-a" "d56acc19b9af29f1ae1b581554b197fa8b54ff6bd3f4adf8fad21a94da57ec0c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tokio_echo-ca129efd54e3fa62
[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" "d56acc19b9af29f1ae1b581554b197fa8b54ff6bd3f4adf8fad21a94da57ec0c"`
[INFO] running `"docker" "rm" "-f" "d56acc19b9af29f1ae1b581554b197fa8b54ff6bd3f4adf8fad21a94da57ec0c"`
[INFO] [stdout] d56acc19b9af29f1ae1b581554b197fa8b54ff6bd3f4adf8fad21a94da57ec0c