[INFO] fetching crate libtelnet-rs 2.0.0...
[INFO] testing libtelnet-rs-2.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate libtelnet-rs 2.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate libtelnet-rs 2.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libtelnet-rs 2.0.0
[INFO] finished tweaking crates.io crate libtelnet-rs 2.0.0
[INFO] tweaked toml for crates.io crate libtelnet-rs 2.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20c456a5e75a61230c5a9f0613678d74e012fe498f46f6aeba4756a7ba85e601
[INFO] running `Command { std: "docker" "start" "-a" "20c456a5e75a61230c5a9f0613678d74e012fe498f46f6aeba4756a7ba85e601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20c456a5e75a61230c5a9f0613678d74e012fe498f46f6aeba4756a7ba85e601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20c456a5e75a61230c5a9f0613678d74e012fe498f46f6aeba4756a7ba85e601", kill_on_drop: false }`
[INFO] [stdout] 20c456a5e75a61230c5a9f0613678d74e012fe498f46f6aeba4756a7ba85e601
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 549ded3f6c77cf22e297245e4a95f172b0b0e278b98c6e8a60f762be343c0554
[INFO] running `Command { std: "docker" "start" "-a" "549ded3f6c77cf22e297245e4a95f172b0b0e278b98c6e8a60f762be343c0554", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libtelnet-rs v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "549ded3f6c77cf22e297245e4a95f172b0b0e278b98c6e8a60f762be343c0554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "549ded3f6c77cf22e297245e4a95f172b0b0e278b98c6e8a60f762be343c0554", kill_on_drop: false }`
[INFO] [stdout] 549ded3f6c77cf22e297245e4a95f172b0b0e278b98c6e8a60f762be343c0554
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f69d452f721b8a24f3ea52c6dc381bcbd6189efe4f79eb75c4abace75b3b9208
[INFO] running `Command { std: "docker" "start" "-a" "f69d452f721b8a24f3ea52c6dc381bcbd6189efe4f79eb75c4abace75b3b9208", kill_on_drop: false }`
[INFO] [stderr]    Compiling libtelnet-rs v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/libtelnet_rs-4646d503cbe91051)
[INFO] running `Command { std: "docker" "inspect" "f69d452f721b8a24f3ea52c6dc381bcbd6189efe4f79eb75c4abace75b3b9208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69d452f721b8a24f3ea52c6dc381bcbd6189efe4f79eb75c4abace75b3b9208", kill_on_drop: false }`
[INFO] [stdout] f69d452f721b8a24f3ea52c6dc381bcbd6189efe4f79eb75c4abace75b3b9208
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef8f9e363c341459c9a3e4c9fa18fc6aa262ea5d063a4b4495a2f60f6f40f4a7
[INFO] running `Command { std: "docker" "start" "-a" "ef8f9e363c341459c9a3e4c9fa18fc6aa262ea5d063a4b4495a2f60f6f40f4a7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libtelnet_rs-4646d503cbe91051)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test compatibility::test_compat::test_reset ... ok
[INFO] [stdout] test tests::test_subneg_separate_receives ... ok
[INFO] [stdout] test tests::test_parser ... ok
[INFO] [stdout] test tests::test_concat ... ok
[INFO] [stderr]    Doc-tests libtelnet-rs
[INFO] [stdout] test tests::test_unescape ... ok
[INFO] [stdout] test tests::test_escape ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef8f9e363c341459c9a3e4c9fa18fc6aa262ea5d063a4b4495a2f60f6f40f4a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef8f9e363c341459c9a3e4c9fa18fc6aa262ea5d063a4b4495a2f60f6f40f4a7", kill_on_drop: false }`
[INFO] [stdout] ef8f9e363c341459c9a3e4c9fa18fc6aa262ea5d063a4b4495a2f60f6f40f4a7