[INFO] cloning repository https://github.com/ultrasaurus/irc-tokio [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ultrasaurus/irc-tokio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fultrasaurus%2Firc-tokio", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fultrasaurus%2Firc-tokio'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6fd157604121cd5627a50abc364fe3d2fe96895b [INFO] checking ultrasaurus/irc-tokio against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fultrasaurus%2Firc-tokio" "/workspace/builds/worker-77/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-77/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ultrasaurus/irc-tokio on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ultrasaurus/irc-tokio [INFO] finished tweaking git repo https://github.com/ultrasaurus/irc-tokio [INFO] tweaked toml for git repo https://github.com/ultrasaurus/irc-tokio written to /workspace/builds/worker-77/source/Cargo.toml [INFO] crate git repo https://github.com/ultrasaurus/irc-tokio already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2baf7d449baa37e3f9c232e299e383121dc0ca3ad9b1f8ec57141486fa5b04b9 [INFO] running `Command { std: "docker" "start" "-a" "2baf7d449baa37e3f9c232e299e383121dc0ca3ad9b1f8ec57141486fa5b04b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2baf7d449baa37e3f9c232e299e383121dc0ca3ad9b1f8ec57141486fa5b04b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2baf7d449baa37e3f9c232e299e383121dc0ca3ad9b1f8ec57141486fa5b04b9", kill_on_drop: false }` [INFO] [stdout] 2baf7d449baa37e3f9c232e299e383121dc0ca3ad9b1f8ec57141486fa5b04b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa1266db2525d35e30913eca59e3bb9b061c6014c11461eeb69f90844094ca79 [INFO] running `Command { std: "docker" "start" "-a" "fa1266db2525d35e30913eca59e3bb9b061c6014c11461eeb69f90844094ca79", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking futures-core v0.3.4 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking futures-sink v0.3.4 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Checking arc-swap v0.4.4 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking futures-io v0.3.4 [INFO] [stderr] Checking futures-task v0.3.4 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Checking pin-project-lite v0.1.1 [INFO] [stderr] Checking bytes v0.5.2 [INFO] [stderr] Checking futures-channel v0.3.4 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking num_cpus v1.11.1 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling tokio-macros v0.2.4 [INFO] [stderr] Checking tokio v0.2.11 [INFO] [stderr] Compiling futures-macro v0.3.4 [INFO] [stderr] Checking futures-util v0.3.4 [INFO] [stderr] Checking tokio-util v0.2.0 [INFO] [stderr] Checking tokio-test v0.2.0 [INFO] [stderr] Checking futures-executor v0.3.4 [INFO] [stderr] Checking futures v0.3.4 [INFO] [stderr] Checking irc-tokio v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `irc` [INFO] [stdout] --> examples/2b-session-struct.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | let irc = Session::connect(addr, &irc_user, &irc_pass).await?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_irc` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> examples/2b-session-struct.rs:25:14 [INFO] [stdout] | [INFO] [stdout] 25 | panic!(error_str) // not sure what's a good pattern for returning an error here [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 25 | panic!("{}", error_str) // not sure what's a good pattern for returning an error here [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.26s [INFO] running `Command { std: "docker" "inspect" "fa1266db2525d35e30913eca59e3bb9b061c6014c11461eeb69f90844094ca79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa1266db2525d35e30913eca59e3bb9b061c6014c11461eeb69f90844094ca79", kill_on_drop: false }` [INFO] [stdout] fa1266db2525d35e30913eca59e3bb9b061c6014c11461eeb69f90844094ca79