[INFO] fetching crate libtelnet-rs 1.1.2...
[INFO] testing libtelnet-rs-1.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate libtelnet-rs 1.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate libtelnet-rs 1.1.2 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 crates.io crate libtelnet-rs 1.1.2
[INFO] finished tweaking crates.io crate libtelnet-rs 1.1.2
[INFO] tweaked toml for crates.io crate libtelnet-rs 1.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c56bb8f58a439fc66c22c2ac3ca82fc57730cd430467919470ed5f76d6dc523a
[INFO] running `Command { std: "docker" "start" "-a" "c56bb8f58a439fc66c22c2ac3ca82fc57730cd430467919470ed5f76d6dc523a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c56bb8f58a439fc66c22c2ac3ca82fc57730cd430467919470ed5f76d6dc523a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56bb8f58a439fc66c22c2ac3ca82fc57730cd430467919470ed5f76d6dc523a", kill_on_drop: false }`
[INFO] [stdout] c56bb8f58a439fc66c22c2ac3ca82fc57730cd430467919470ed5f76d6dc523a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] fcdf3f231ae37d6b8ee50770e49db0f3b3163cf8109331e37cdf178b50ac5e77
[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" "fcdf3f231ae37d6b8ee50770e49db0f3b3163cf8109331e37cdf178b50ac5e77", kill_on_drop: false }`
[INFO] [stderr]    Compiling libtelnet-rs v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "fcdf3f231ae37d6b8ee50770e49db0f3b3163cf8109331e37cdf178b50ac5e77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcdf3f231ae37d6b8ee50770e49db0f3b3163cf8109331e37cdf178b50ac5e77", kill_on_drop: false }`
[INFO] [stdout] fcdf3f231ae37d6b8ee50770e49db0f3b3163cf8109331e37cdf178b50ac5e77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 50732b4c28e88dc18eeb4c76d37a5c8117346db9a787616d3424bcea39262b53
[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" "50732b4c28e88dc18eeb4c76d37a5c8117346db9a787616d3424bcea39262b53", kill_on_drop: false }`
[INFO] [stderr]    Compiling libtelnet-rs v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "50732b4c28e88dc18eeb4c76d37a5c8117346db9a787616d3424bcea39262b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50732b4c28e88dc18eeb4c76d37a5c8117346db9a787616d3424bcea39262b53", kill_on_drop: false }`
[INFO] [stdout] 50732b4c28e88dc18eeb4c76d37a5c8117346db9a787616d3424bcea39262b53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] e85282131ab8dda4f3b3ad7aa5957e6797d03adce87f76a5c3250418d26e2412
[INFO] running `Command { std: "docker" "start" "-a" "e85282131ab8dda4f3b3ad7aa5957e6797d03adce87f76a5c3250418d26e2412", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/libtelnet_rs-fd2629390172069c
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test compatibility::test_compat::test_reset ... ok
[INFO] [stdout] test tests::test_concat ... ok
[INFO] [stdout] test tests::test_escape ... ok
[INFO] [stdout] test tests::test_subneg_separate_receives ... ok
[INFO] [stdout] test tests::test_parser ... ok
[INFO] [stdout] test tests::test_unescape ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libtelnet-rs
[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" "e85282131ab8dda4f3b3ad7aa5957e6797d03adce87f76a5c3250418d26e2412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e85282131ab8dda4f3b3ad7aa5957e6797d03adce87f76a5c3250418d26e2412", kill_on_drop: false }`
[INFO] [stdout] e85282131ab8dda4f3b3ad7aa5957e6797d03adce87f76a5c3250418d26e2412