[INFO] cloning repository https://github.com/patrickelectric/bridges [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/patrickelectric/bridges" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickelectric%2Fbridges", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickelectric%2Fbridges'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b3dce4a5c81b78eec9bb0cdd99af9c4fbbc97a3b [INFO] checking patrickelectric/bridges against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickelectric%2Fbridges" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/patrickelectric/bridges on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/patrickelectric/bridges [INFO] finished tweaking git repo https://github.com/patrickelectric/bridges [INFO] tweaked toml for git repo https://github.com/patrickelectric/bridges written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 52 packages [INFO] [stderr] Adding ahash v0.7.8 (latest: v0.8.11) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v3.2.25 (latest: v4.5.4) [INFO] [stderr] Adding clap_derive v3.2.25 (latest: v4.5.4) [INFO] [stderr] Adding clap_lex v0.2.4 (latest: v0.7.0) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding heck v0.4.1 (latest: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding nix v0.26.4 (latest: v0.28.0) [INFO] [stderr] Adding os_str_bytes v6.6.1 (latest: v7.0.0) [INFO] [stderr] Adding strsim v0.10.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded textwrap v0.16.1 [INFO] [stderr] Downloaded clap_derive v3.2.25 [INFO] [stderr] Downloaded libudev v0.3.0 [INFO] [stderr] Downloaded unescaper v0.1.4 [INFO] [stderr] Downloaded io-kit-sys v0.4.1 [INFO] [stderr] Downloaded serialport v4.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2cc99e725ab9621ad8dba99b30e60b0b7a39d40a037e91f92eda2da778ae4652 [INFO] running `Command { std: "docker" "start" "-a" "2cc99e725ab9621ad8dba99b30e60b0b7a39d40a037e91f92eda2da778ae4652", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2cc99e725ab9621ad8dba99b30e60b0b7a39d40a037e91f92eda2da778ae4652", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2cc99e725ab9621ad8dba99b30e60b0b7a39d40a037e91f92eda2da778ae4652", kill_on_drop: false }` [INFO] [stdout] 2cc99e725ab9621ad8dba99b30e60b0b7a39d40a037e91f92eda2da778ae4652 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 381f7808c459459fb6eb977f7dc6f3df19c0fdfed3ee6c669dec7527285b6d30 [INFO] running `Command { std: "docker" "start" "-a" "381f7808c459459fb6eb977f7dc6f3df19c0fdfed3ee6c669dec7527285b6d30", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.30 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking textwrap v0.16.1 [INFO] [stderr] Compiling ahash v0.7.8 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Checking libudev v0.3.0 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking thiserror v1.0.58 [INFO] [stderr] Compiling clap_derive v3.2.25 [INFO] [stderr] Checking unescaper v0.1.4 [INFO] [stderr] Checking serialport v4.3.0 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking bridges v0.10.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `Linkable` is never used [INFO] [stdout] --> src/link.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | pub trait Linkable: io::Read + io::Write { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Linkable` is never used [INFO] [stdout] --> src/link.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | pub trait Linkable: io::Read + io::Write { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Link` is never constructed [INFO] [stdout] --> src/link.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub struct Link { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Link` is never constructed [INFO] [stdout] --> src/link.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub struct Link { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `output`, `input`, `bytes_in`, `bytes_out`, and `bytes_total` are never used [INFO] [stdout] --> src/link.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 37 | impl Link { [INFO] [stdout] | ------------------------- associated items in this implementation [INFO] [stdout] 38 | pub fn new(link: T) -> Link { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | pub fn output(&mut self, buffer: &[u8]) -> io::Result<()> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn input(&mut self, buffer: &mut [u8]) -> io::Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn bytes_in(&self) -> u64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn bytes_out(&self) -> u64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn bytes_total(&self) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `output`, `input`, `bytes_in`, `bytes_out`, and `bytes_total` are never used [INFO] [stdout] --> src/link.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 37 | impl Link { [INFO] [stdout] | ------------------------- associated items in this implementation [INFO] [stdout] 38 | pub fn new(link: T) -> Link { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | pub fn output(&mut self, buffer: &[u8]) -> io::Result<()> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn input(&mut self, buffer: &mut [u8]) -> io::Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn bytes_in(&self) -> u64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn bytes_out(&self) -> u64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn bytes_total(&self) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^ [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 7.66s [INFO] running `Command { std: "docker" "inspect" "381f7808c459459fb6eb977f7dc6f3df19c0fdfed3ee6c669dec7527285b6d30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "381f7808c459459fb6eb977f7dc6f3df19c0fdfed3ee6c669dec7527285b6d30", kill_on_drop: false }` [INFO] [stdout] 381f7808c459459fb6eb977f7dc6f3df19c0fdfed3ee6c669dec7527285b6d30