[INFO] cloning repository https://github.com/jazminsofiaf/bc-crawl [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jazminsofiaf/bc-crawl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjazminsofiaf%2Fbc-crawl", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjazminsofiaf%2Fbc-crawl'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 73f63847aa06612acaad1b7f48ce3aaab41eca83 [INFO] checking jazminsofiaf/bc-crawl against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjazminsofiaf%2Fbc-crawl" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jazminsofiaf/bc-crawl on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jazminsofiaf/bc-crawl [INFO] finished tweaking git repo https://github.com/jazminsofiaf/bc-crawl [INFO] tweaked toml for git repo https://github.com/jazminsofiaf/bc-crawl written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/jazminsofiaf/bc-crawl already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ferris-says v0.1.2 [INFO] [stderr] Downloaded dns-lookup v1.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce4aef585403bca20312b34b884036d167829d328a3e6d85c466023d7f9fee81 [INFO] running `Command { std: "docker" "start" "-a" "ce4aef585403bca20312b34b884036d167829d328a3e6d85c466023d7f9fee81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce4aef585403bca20312b34b884036d167829d328a3e6d85c466023d7f9fee81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce4aef585403bca20312b34b884036d167829d328a3e6d85c466023d7f9fee81", kill_on_drop: false }` [INFO] [stdout] ce4aef585403bca20312b34b884036d167829d328a3e6d85c466023d7f9fee81 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4b4cbd6f49b17d3a7b98bcd84ac3ce9771041ae515353ebaffe8130bc8f8c51b [INFO] running `Command { std: "docker" "start" "-a" "4b4cbd6f49b17d3a7b98bcd84ac3ce9771041ae515353ebaffe8130bc8f8c51b", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking smallvec v0.4.5 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking backtrace v0.3.46 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking dns-lookup v1.0.1 [INFO] [stderr] Checking sha2 v0.8.1 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking ferris-says v0.1.2 [INFO] [stderr] Checking bc-crawl v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:599:19 [INFO] [stdout] | [INFO] [stdout] 588 | / loop { [INFO] [stdout] 589 | | let new_peer: String = address_channel_receiver.recv().unwrap(); [INFO] [stdout] 590 | | if is_waiting(new_peer.clone()){ [INFO] [stdout] 591 | | connecting_start_channel_sender.send(new_peer).unwrap(); [INFO] [stdout] ... | [INFO] [stdout] 595 | | } [INFO] [stdout] 596 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 599 | for thread in thread_handlers { [INFO] [stdout] | ^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `UNIT_8_END` [INFO] [stdout] --> src/main.rs:79:1 [INFO] [stdout] | [INFO] [stdout] 79 | const UNIT_8_END: usize = 2; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:599:19 [INFO] [stdout] | [INFO] [stdout] 588 | / loop { [INFO] [stdout] 589 | | let new_peer: String = address_channel_receiver.recv().unwrap(); [INFO] [stdout] 590 | | if is_waiting(new_peer.clone()){ [INFO] [stdout] 591 | | connecting_start_channel_sender.send(new_peer).unwrap(); [INFO] [stdout] ... | [INFO] [stdout] 595 | | } [INFO] [stdout] 596 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 599 | for thread in thread_handlers { [INFO] [stdout] | ^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `UNIT_8_END` [INFO] [stdout] --> src/main.rs:79:1 [INFO] [stdout] | [INFO] [stdout] 79 | const UNIT_8_END: usize = 2; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.68s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking bc-crawl v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:599:19 [INFO] [stdout] | [INFO] [stdout] 588 | / loop { [INFO] [stdout] 589 | | let new_peer: String = address_channel_receiver.recv().unwrap(); [INFO] [stdout] 590 | | if is_waiting(new_peer.clone()){ [INFO] [stdout] 591 | | connecting_start_channel_sender.send(new_peer).unwrap(); [INFO] [stdout] ... | [INFO] [stdout] 595 | | } [INFO] [stdout] 596 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 599 | for thread in thread_handlers { [INFO] [stdout] | ^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:599:19 [INFO] [stdout] | [INFO] [stdout] 588 | / loop { [INFO] [stdout] 589 | | let new_peer: String = address_channel_receiver.recv().unwrap(); [INFO] [stdout] 590 | | if is_waiting(new_peer.clone()){ [INFO] [stdout] 591 | | connecting_start_channel_sender.send(new_peer).unwrap(); [INFO] [stdout] ... | [INFO] [stdout] 595 | | } [INFO] [stdout] 596 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 599 | for thread in thread_handlers { [INFO] [stdout] | ^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `UNIT_8_END` [INFO] [stdout] --> src/main.rs:79:1 [INFO] [stdout] | [INFO] [stdout] 79 | const UNIT_8_END: usize = 2; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `UNIT_8_END` [INFO] [stdout] --> src/main.rs:79:1 [INFO] [stdout] | [INFO] [stdout] 79 | const UNIT_8_END: usize = 2; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "4b4cbd6f49b17d3a7b98bcd84ac3ce9771041ae515353ebaffe8130bc8f8c51b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b4cbd6f49b17d3a7b98bcd84ac3ce9771041ae515353ebaffe8130bc8f8c51b", kill_on_drop: false }` [INFO] [stdout] 4b4cbd6f49b17d3a7b98bcd84ac3ce9771041ae515353ebaffe8130bc8f8c51b