[INFO] fetching crate libtelnet-rs 1.1.2...
[INFO] testing libtelnet-rs-1.1.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate libtelnet-rs 1.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate libtelnet-rs 1.1.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69c3061b3dcda779d80fcf8fa78f650854377b6af11207af931581466a1073dd
[INFO] running `Command { std: "docker" "start" "-a" "69c3061b3dcda779d80fcf8fa78f650854377b6af11207af931581466a1073dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69c3061b3dcda779d80fcf8fa78f650854377b6af11207af931581466a1073dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69c3061b3dcda779d80fcf8fa78f650854377b6af11207af931581466a1073dd", kill_on_drop: false }`
[INFO] [stdout] 69c3061b3dcda779d80fcf8fa78f650854377b6af11207af931581466a1073dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7f40469e1c9ae668e1f575d9bb694822e80b61388807848d00fe4a3c71a59af
[INFO] running `Command { std: "docker" "start" "-a" "b7f40469e1c9ae668e1f575d9bb694822e80b61388807848d00fe4a3c71a59af", kill_on_drop: false }`
[INFO] [stderr]    Compiling libtelnet-rs v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:276:6
[INFO] [stdout]     |
[INFO] [stdout] 276 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b7f40469e1c9ae668e1f575d9bb694822e80b61388807848d00fe4a3c71a59af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7f40469e1c9ae668e1f575d9bb694822e80b61388807848d00fe4a3c71a59af", kill_on_drop: false }`
[INFO] [stdout] b7f40469e1c9ae668e1f575d9bb694822e80b61388807848d00fe4a3c71a59af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17bd79dfb61cf6ed997e5bb57aa782aeed6c26b93fce2976c7ea1d0130f28701
[INFO] running `Command { std: "docker" "start" "-a" "17bd79dfb61cf6ed997e5bb57aa782aeed6c26b93fce2976c7ea1d0130f28701", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:276:6
[INFO] [stdout]     |
[INFO] [stdout] 276 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling libtelnet-rs v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:276:6
[INFO] [stdout]     |
[INFO] [stdout] 276 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "17bd79dfb61cf6ed997e5bb57aa782aeed6c26b93fce2976c7ea1d0130f28701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17bd79dfb61cf6ed997e5bb57aa782aeed6c26b93fce2976c7ea1d0130f28701", kill_on_drop: false }`
[INFO] [stdout] 17bd79dfb61cf6ed997e5bb57aa782aeed6c26b93fce2976c7ea1d0130f28701
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cbf95fa0acf33df5724943678b5378fde1f0e168545d6719fb4a0801f228b0d0
[INFO] running `Command { std: "docker" "start" "-a" "cbf95fa0acf33df5724943678b5378fde1f0e168545d6719fb4a0801f228b0d0", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:276:6
[INFO] [stderr]     |
[INFO] [stderr] 276 |     };
[INFO] [stderr]     |      ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `libtelnet-rs` (lib) generated 1 warning
[INFO] [stderr] warning: `libtelnet-rs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libtelnet_rs-e306e70b9392d26b)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_escape ... ok
[INFO] [stdout] test tests::test_unescape ... ok
[INFO] [stderr]    Doc-tests libtelnet-rs
[INFO] [stdout] test tests::test_concat ... ok
[INFO] [stdout] test tests::test_parser ... ok
[INFO] [stdout] test compatibility::test_compat::test_reset ... ok
[INFO] [stdout] test tests::test_subneg_separate_receives ... 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] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:276:6
[INFO] [stderr]     |
[INFO] [stderr] 276 |     };
[INFO] [stderr]     |      ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "cbf95fa0acf33df5724943678b5378fde1f0e168545d6719fb4a0801f228b0d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbf95fa0acf33df5724943678b5378fde1f0e168545d6719fb4a0801f228b0d0", kill_on_drop: false }`
[INFO] [stdout] cbf95fa0acf33df5724943678b5378fde1f0e168545d6719fb4a0801f228b0d0