[INFO] cloning repository https://github.com/felipeinf/tokio_echo-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/felipeinf/tokio_echo-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelipeinf%2Ftokio_echo-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelipeinf%2Ftokio_echo-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b254eb107f80274f9a8478b2fcca1279068e1cfa
[INFO] testing felipeinf/tokio_echo-server against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelipeinf%2Ftokio_echo-server" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/felipeinf/tokio_echo-server on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/felipeinf/tokio_echo-server
[INFO] finished tweaking git repo https://github.com/felipeinf/tokio_echo-server
[INFO] tweaked toml for git repo https://github.com/felipeinf/tokio_echo-server written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/felipeinf/tokio_echo-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 905a6ea1916b864703adb5c331b5f1af96b62dab1916ee93242405af76cd02ef
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "905a6ea1916b864703adb5c331b5f1af96b62dab1916ee93242405af76cd02ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "905a6ea1916b864703adb5c331b5f1af96b62dab1916ee93242405af76cd02ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "905a6ea1916b864703adb5c331b5f1af96b62dab1916ee93242405af76cd02ef", kill_on_drop: false }`
[INFO] [stdout] 905a6ea1916b864703adb5c331b5f1af96b62dab1916ee93242405af76cd02ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 99e51a3adda2c9fc0b29b57b2bc50eb7d8a831f08dc50fa65d3c2c0a2f0ad791
[INFO] running `Command { std: "docker" "start" "-a" "99e51a3adda2c9fc0b29b57b2bc50eb7d8a831f08dc50fa65d3c2c0a2f0ad791", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.2
[INFO] [stderr]    Compiling bytes v0.5.3
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling tokio-macros v0.2.3
[INFO] [stderr]    Compiling tokio v0.2.9
[INFO] [stderr]    Compiling echo-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.00s
[INFO] running `Command { std: "docker" "inspect" "99e51a3adda2c9fc0b29b57b2bc50eb7d8a831f08dc50fa65d3c2c0a2f0ad791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e51a3adda2c9fc0b29b57b2bc50eb7d8a831f08dc50fa65d3c2c0a2f0ad791", kill_on_drop: false }`
[INFO] [stdout] 99e51a3adda2c9fc0b29b57b2bc50eb7d8a831f08dc50fa65d3c2c0a2f0ad791
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d758c241a8ca16549592e2af666abe6babe485c40ec872dcb7b21de54f650cb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8d758c241a8ca16549592e2af666abe6babe485c40ec872dcb7b21de54f650cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling echo-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "8d758c241a8ca16549592e2af666abe6babe485c40ec872dcb7b21de54f650cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d758c241a8ca16549592e2af666abe6babe485c40ec872dcb7b21de54f650cb", kill_on_drop: false }`
[INFO] [stdout] 8d758c241a8ca16549592e2af666abe6babe485c40ec872dcb7b21de54f650cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6902d30c7aad1f7c8b3ad3b0125b8d24c9c9eee1d4e9b776e7b540fbcc22ba2d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6902d30c7aad1f7c8b3ad3b0125b8d24c9c9eee1d4e9b776e7b540fbcc22ba2d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/echo_server-85f3cb7fb409bfa2
[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 `Command { std: "docker" "inspect" "6902d30c7aad1f7c8b3ad3b0125b8d24c9c9eee1d4e9b776e7b540fbcc22ba2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6902d30c7aad1f7c8b3ad3b0125b8d24c9c9eee1d4e9b776e7b540fbcc22ba2d", kill_on_drop: false }`
[INFO] [stdout] 6902d30c7aad1f7c8b3ad3b0125b8d24c9c9eee1d4e9b776e7b540fbcc22ba2d