[INFO] cloning repository https://github.com/yotiosoft/rustel [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yotiosoft/rustel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyotiosoft%2Frustel", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyotiosoft%2Frustel'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] df3197627743d74d44b07027f85afe692cf37bcc [INFO] checking yotiosoft/rustel against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyotiosoft%2Frustel" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yotiosoft/rustel on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yotiosoft/rustel [INFO] finished tweaking git repo https://github.com/yotiosoft/rustel [INFO] tweaked toml for git repo https://github.com/yotiosoft/rustel written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/yotiosoft/rustel 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64cf562ca1d5e6f5e68e7da5ae3c197c75038498357621c5e09a7a8b6ab83c91 [INFO] running `Command { std: "docker" "start" "-a" "64cf562ca1d5e6f5e68e7da5ae3c197c75038498357621c5e09a7a8b6ab83c91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64cf562ca1d5e6f5e68e7da5ae3c197c75038498357621c5e09a7a8b6ab83c91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64cf562ca1d5e6f5e68e7da5ae3c197c75038498357621c5e09a7a8b6ab83c91", kill_on_drop: false }` [INFO] [stdout] 64cf562ca1d5e6f5e68e7da5ae3c197c75038498357621c5e09a7a8b6ab83c91 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 32549728e542cd63a9af9aec0970e7f3e1737dce9b5ea1a7c18cf9b72a8db98a [INFO] running `Command { std: "docker" "start" "-a" "32549728e542cd63a9af9aec0970e7f3e1737dce9b5ea1a7c18cf9b72a8db98a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking anstyle v1.0.2 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Checking encoding_rs v0.8.33 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Checking anstream v0.5.0 [INFO] [stderr] Checking clap_builder v4.4.2 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking socket2 v0.5.3 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling clap_derive v4.4.2 [INFO] [stderr] Checking tokio v1.32.0 [INFO] [stderr] Checking clap v4.4.2 [INFO] [stderr] Checking rustel v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `encoding_rs` is imported redundantly [INFO] [stdout] --> src/telnet.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use encoding_rs; [INFO] [stdout] | ^^^^^^^^^^^ the item `encoding_rs` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `encoding_rs` is imported redundantly [INFO] [stdout] --> src/telnet.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use encoding_rs; [INFO] [stdout] | ^^^^^^^^^^^ the item `encoding_rs` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 70 | / loop { [INFO] [stdout] 71 | | let (mut stream, _) = listener.accept().await?; [INFO] [stdout] 72 | | let encode_clone = encode.clone(); [INFO] [stdout] 73 | | let server_message = server_message.clone(); [INFO] [stdout] ... | [INFO] [stdout] 98 | | }); [INFO] [stdout] 99 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 100 | [INFO] [stdout] 101 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:71:14 [INFO] [stdout] | [INFO] [stdout] 71 | let (mut stream, _) = listener.accept().await?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 70 | / loop { [INFO] [stdout] 71 | | let (mut stream, _) = listener.accept().await?; [INFO] [stdout] 72 | | let encode_clone = encode.clone(); [INFO] [stdout] 73 | | let server_message = server_message.clone(); [INFO] [stdout] ... | [INFO] [stdout] 98 | | }); [INFO] [stdout] 99 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 100 | [INFO] [stdout] 101 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:71:14 [INFO] [stdout] | [INFO] [stdout] 71 | let (mut stream, _) = listener.accept().await?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.57s [INFO] running `Command { std: "docker" "inspect" "32549728e542cd63a9af9aec0970e7f3e1737dce9b5ea1a7c18cf9b72a8db98a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32549728e542cd63a9af9aec0970e7f3e1737dce9b5ea1a7c18cf9b72a8db98a", kill_on_drop: false }` [INFO] [stdout] 32549728e542cd63a9af9aec0970e7f3e1737dce9b5ea1a7c18cf9b72a8db98a [INFO] checking yotiosoft/rustel against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyotiosoft%2Frustel" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yotiosoft/rustel on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yotiosoft/rustel [INFO] finished tweaking git repo https://github.com/yotiosoft/rustel [INFO] tweaked toml for git repo https://github.com/yotiosoft/rustel written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/yotiosoft/rustel 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0e3fbc2f66edeeacda559782ceeaf62e5cd4ef4d5f36ef0abed05b7c15719824 [INFO] running `Command { std: "docker" "start" "-a" "0e3fbc2f66edeeacda559782ceeaf62e5cd4ef4d5f36ef0abed05b7c15719824", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e3fbc2f66edeeacda559782ceeaf62e5cd4ef4d5f36ef0abed05b7c15719824", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e3fbc2f66edeeacda559782ceeaf62e5cd4ef4d5f36ef0abed05b7c15719824", kill_on_drop: false }` [INFO] [stdout] 0e3fbc2f66edeeacda559782ceeaf62e5cd4ef4d5f36ef0abed05b7c15719824 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dda0e6b9f7abed660c7a7f94f0223d61cf8ad2439a04c346ebf153b3b13e09af [INFO] running `Command { std: "docker" "start" "-a" "dda0e6b9f7abed660c7a7f94f0223d61cf8ad2439a04c346ebf153b3b13e09af", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking anstyle v1.0.2 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Checking encoding_rs v0.8.33 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Checking anstream v0.5.0 [INFO] [stderr] Checking clap_builder v4.4.2 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking socket2 v0.5.3 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling clap_derive v4.4.2 [INFO] [stderr] Checking tokio v1.32.0 [INFO] [stderr] Checking clap v4.4.2 [INFO] [stderr] Checking rustel v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `encoding_rs` is imported redundantly [INFO] [stdout] --> src/telnet.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use encoding_rs; [INFO] [stdout] | ^^^^^^^^^^^ the item `encoding_rs` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `encoding_rs` is imported redundantly [INFO] [stdout] --> src/telnet.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use encoding_rs; [INFO] [stdout] | ^^^^^^^^^^^ the item `encoding_rs` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 70 | / loop { [INFO] [stdout] 71 | | let (mut stream, _) = listener.accept().await?; [INFO] [stdout] 72 | | let encode_clone = encode.clone(); [INFO] [stdout] 73 | | let server_message = server_message.clone(); [INFO] [stdout] ... | [INFO] [stdout] 98 | | }); [INFO] [stdout] 99 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 100 | [INFO] [stdout] 101 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:71:14 [INFO] [stdout] | [INFO] [stdout] 71 | let (mut stream, _) = listener.accept().await?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 70 | / loop { [INFO] [stdout] 71 | | let (mut stream, _) = listener.accept().await?; [INFO] [stdout] 72 | | let encode_clone = encode.clone(); [INFO] [stdout] 73 | | let server_message = server_message.clone(); [INFO] [stdout] ... | [INFO] [stdout] 98 | | }); [INFO] [stdout] 99 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 100 | [INFO] [stdout] 101 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:71:14 [INFO] [stdout] | [INFO] [stdout] 71 | let (mut stream, _) = listener.accept().await?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.67s [INFO] running `Command { std: "docker" "inspect" "dda0e6b9f7abed660c7a7f94f0223d61cf8ad2439a04c346ebf153b3b13e09af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dda0e6b9f7abed660c7a7f94f0223d61cf8ad2439a04c346ebf153b3b13e09af", kill_on_drop: false }` [INFO] [stdout] dda0e6b9f7abed660c7a7f94f0223d61cf8ad2439a04c346ebf153b3b13e09af