[INFO] cloning repository https://github.com/prassee/rust-learning-series
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/prassee/rust-learning-series" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprassee%2Frust-learning-series", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprassee%2Frust-learning-series'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed012184e9377b8979c7fcb8ef7ee43f42ea877a
[INFO] testing prassee/rust-learning-series against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprassee%2Frust-learning-series" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/prassee/rust-learning-series 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/prassee/rust-learning-series
[INFO] finished tweaking git repo https://github.com/prassee/rust-learning-series
[INFO] tweaked toml for git repo https://github.com/prassee/rust-learning-series written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/prassee/rust-learning-series 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 65ef05d1d22b248977e38d902a706995030a5d1ecbc9c8c0738e7cf8443bcd9b
[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" "65ef05d1d22b248977e38d902a706995030a5d1ecbc9c8c0738e7cf8443bcd9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65ef05d1d22b248977e38d902a706995030a5d1ecbc9c8c0738e7cf8443bcd9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65ef05d1d22b248977e38d902a706995030a5d1ecbc9c8c0738e7cf8443bcd9b", kill_on_drop: false }`
[INFO] [stdout] 65ef05d1d22b248977e38d902a706995030a5d1ecbc9c8c0738e7cf8443bcd9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 4d82d8bc0e546ce29291bda7c750a3bd1ce0d0652f65bd7fc995db3f79b58ba8
[INFO] running `Command { std: "docker" "start" "-a" "4d82d8bc0e546ce29291bda7c750a3bd1ce0d0652f65bd7fc995db3f79b58ba8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-yt-series v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "4d82d8bc0e546ce29291bda7c750a3bd1ce0d0652f65bd7fc995db3f79b58ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d82d8bc0e546ce29291bda7c750a3bd1ce0d0652f65bd7fc995db3f79b58ba8", kill_on_drop: false }`
[INFO] [stdout] 4d82d8bc0e546ce29291bda7c750a3bd1ce0d0652f65bd7fc995db3f79b58ba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] d43634d8879d3ded2037ce2dd280d4b530bac5e91b070475838a86f0dc4b4f50
[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" "d43634d8879d3ded2037ce2dd280d4b530bac5e91b070475838a86f0dc4b4f50", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-yt-series v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "d43634d8879d3ded2037ce2dd280d4b530bac5e91b070475838a86f0dc4b4f50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d43634d8879d3ded2037ce2dd280d4b530bac5e91b070475838a86f0dc4b4f50", kill_on_drop: false }`
[INFO] [stdout] d43634d8879d3ded2037ce2dd280d4b530bac5e91b070475838a86f0dc4b4f50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bd1f63a00e3074e61d005c99abc51136108651d79c3e0cdf68dd346f9a4417b9
[INFO] running `Command { std: "docker" "start" "-a" "bd1f63a00e3074e61d005c99abc51136108651d79c3e0cdf68dd346f9a4417b9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_yt_series-73148fdca6913de4
[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" "bd1f63a00e3074e61d005c99abc51136108651d79c3e0cdf68dd346f9a4417b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd1f63a00e3074e61d005c99abc51136108651d79c3e0cdf68dd346f9a4417b9", kill_on_drop: false }`
[INFO] [stdout] bd1f63a00e3074e61d005c99abc51136108651d79c3e0cdf68dd346f9a4417b9