[INFO] cloning repository https://github.com/ayourtch/ts-netops-simple-telnet [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ayourtch/ts-netops-simple-telnet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayourtch%2Fts-netops-simple-telnet", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayourtch%2Fts-netops-simple-telnet'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6925fa2d5f7f7466bf3c6783dd1ac82abfce16a6 [INFO] checking ayourtch/ts-netops-simple-telnet against try#88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c for pr-154887 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayourtch%2Fts-netops-simple-telnet" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ayourtch/ts-netops-simple-telnet [INFO] finished tweaking git repo https://github.com/ayourtch/ts-netops-simple-telnet [INFO] tweaked toml for git repo https://github.com/ayourtch/ts-netops-simple-telnet written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ayourtch/ts-netops-simple-telnet on toolchain 88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ayourtch/ts-netops-simple-telnet already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded telnet v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59694733630f61874794fcf5761d920143f509d01045e70303547af9e988ce4a [INFO] running `Command { std: "docker" "start" "-a" "59694733630f61874794fcf5761d920143f509d01045e70303547af9e988ce4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59694733630f61874794fcf5761d920143f509d01045e70303547af9e988ce4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59694733630f61874794fcf5761d920143f509d01045e70303547af9e988ce4a", kill_on_drop: false }` [INFO] [stdout] 59694733630f61874794fcf5761d920143f509d01045e70303547af9e988ce4a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7a0e04a4da5e9b59937c2157f702aec72df0f5a749001cbfba9d870cedf57e0 [INFO] running `Command { std: "docker" "start" "-a" "f7a0e04a4da5e9b59937c2157f702aec72df0f5a749001cbfba9d870cedf57e0", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking telnet v0.1.4 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking ts-netops-simple-telnet v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `author_failed_match` [INFO] [stdout] --> src/main.rs:62:37 [INFO] [stdout] | [INFO] [stdout] 62 | if let Some(author_failed_match) = author_failed_regex.find(&data_buffer) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_author_failed_match` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `login_state` is never read [INFO] [stdout] --> src/main.rs:69:29 [INFO] [stdout] | [INFO] [stdout] 69 | ... login_state = LoginState::Established; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 78 | ... login_state = LoginState::Initial; [INFO] [stdout] | --------------------------------- `login_state` is overwritten here before the previous value is read [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `login_state` is never read [INFO] [stdout] --> src/main.rs:108:29 [INFO] [stdout] | [INFO] [stdout] 108 | login_state = LoginState::Established; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 153 | login_state = LoginState::ReadingOutput; [INFO] [stdout] | --------------------------------------- `login_state` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `login_state` is never read [INFO] [stdout] --> src/main.rs:169:29 [INFO] [stdout] | [INFO] [stdout] 169 | login_state = LoginState::Established; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 192 | login_state = LoginState::ReadingOutput; [INFO] [stdout] | --------------------------------------- `login_state` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `login_state` is never read [INFO] [stdout] --> src/main.rs:212:33 [INFO] [stdout] | [INFO] [stdout] 117 | ... login_state = LoginState::Initial; [INFO] [stdout] | --------------------------------- `login_state` is overwritten here before the previous value is read [INFO] [stdout] ... [INFO] [stdout] 212 | ... login_state = LoginState::Established; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/main.rs:193:26 [INFO] [stdout] | [INFO] [stdout] 193 | let mut result = "".to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 210 | result = command_output.to_string(); [INFO] [stdout] | ------ `result` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `EstablishedNonPriv` is never constructed [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 11 | enum LoginState { [INFO] [stdout] | ---------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 16 | EstablishedNonPriv, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LoginState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `author_failed_match` [INFO] [stdout] --> src/main.rs:62:37 [INFO] [stdout] | [INFO] [stdout] 62 | if let Some(author_failed_match) = author_failed_regex.find(&data_buffer) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_author_failed_match` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `login_state` is never read [INFO] [stdout] --> src/main.rs:69:29 [INFO] [stdout] | [INFO] [stdout] 69 | ... login_state = LoginState::Established; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 78 | ... login_state = LoginState::Initial; [INFO] [stdout] | --------------------------------- `login_state` is overwritten here before the previous value is read [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `login_state` is never read [INFO] [stdout] --> src/main.rs:108:29 [INFO] [stdout] | [INFO] [stdout] 108 | login_state = LoginState::Established; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 153 | login_state = LoginState::ReadingOutput; [INFO] [stdout] | --------------------------------------- `login_state` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `login_state` is never read [INFO] [stdout] --> src/main.rs:169:29 [INFO] [stdout] | [INFO] [stdout] 169 | login_state = LoginState::Established; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 192 | login_state = LoginState::ReadingOutput; [INFO] [stdout] | --------------------------------------- `login_state` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `login_state` is never read [INFO] [stdout] --> src/main.rs:212:33 [INFO] [stdout] | [INFO] [stdout] 117 | ... login_state = LoginState::Initial; [INFO] [stdout] | --------------------------------- `login_state` is overwritten here before the previous value is read [INFO] [stdout] ... [INFO] [stdout] 212 | ... login_state = LoginState::Established; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/main.rs:193:26 [INFO] [stdout] | [INFO] [stdout] 193 | let mut result = "".to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 210 | result = command_output.to_string(); [INFO] [stdout] | ------ `result` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `EstablishedNonPriv` is never constructed [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 11 | enum LoginState { [INFO] [stdout] | ---------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 16 | EstablishedNonPriv, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LoginState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.03s [INFO] running `Command { std: "docker" "inspect" "f7a0e04a4da5e9b59937c2157f702aec72df0f5a749001cbfba9d870cedf57e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7a0e04a4da5e9b59937c2157f702aec72df0f5a749001cbfba9d870cedf57e0", kill_on_drop: false }` [INFO] [stdout] f7a0e04a4da5e9b59937c2157f702aec72df0f5a749001cbfba9d870cedf57e0