[INFO] cloning repository https://github.com/jstettner/stetscan [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jstettner/stetscan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjstettner%2Fstetscan", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjstettner%2Fstetscan'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 265061250159ecfe14c18ce79ba00797258f6164 [INFO] checking jstettner/stetscan against master#5337252b9952fdd9482ed6a4add17254e5bd2c40 for pr-138785 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjstettner%2Fstetscan" "/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/jstettner/stetscan on toolchain 5337252b9952fdd9482ed6a4add17254e5bd2c40 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jstettner/stetscan [INFO] finished tweaking git repo https://github.com/jstettner/stetscan [INFO] tweaked toml for git repo https://github.com/jstettner/stetscan written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jstettner/stetscan 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" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "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-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 19885945cce0852dd8e74edb17bc44885a1d974eff6a04a0da6df9eb247f7993 [INFO] running `Command { std: "docker" "start" "-a" "19885945cce0852dd8e74edb17bc44885a1d974eff6a04a0da6df9eb247f7993", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "19885945cce0852dd8e74edb17bc44885a1d974eff6a04a0da6df9eb247f7993", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19885945cce0852dd8e74edb17bc44885a1d974eff6a04a0da6df9eb247f7993", kill_on_drop: false }` [INFO] [stdout] 19885945cce0852dd8e74edb17bc44885a1d974eff6a04a0da6df9eb247f7993 [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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d7370c7f944a39dc430bee78555d2a6ad5c75984b976863e7c8119e9ac0707c3 [INFO] running `Command { std: "docker" "start" "-a" "d7370c7f944a39dc430bee78555d2a6ad5c75984b976863e7c8119e9ac0707c3", kill_on_drop: false }` [INFO] [stderr] Checking stetscan v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp_interface.rs:16:17 [INFO] [stdout] | [INFO] [stdout] 16 | let mut data: Vec = vec![]; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp_interface.rs:16:17 [INFO] [stdout] | [INFO] [stdout] 16 | let mut data: Vec = vec![]; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/tcp_interface.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | let mut buffer = [0u8; PACKET_SIZE]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream` [INFO] [stdout] --> src/tcp_interface.rs:15:29 [INFO] [stdout] | [INFO] [stdout] 15 | fn handle_stream(&self, stream: &mut TcpStream) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp_interface.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | let mut data: Vec = vec![]; [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: unused variable: `buffer` [INFO] [stdout] --> src/tcp_interface.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | let mut buffer = [0u8; PACKET_SIZE]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream` [INFO] [stdout] --> src/tcp_interface.rs:15:29 [INFO] [stdout] | [INFO] [stdout] 15 | fn handle_stream(&self, stream: &mut TcpStream) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp_interface.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | let mut data: Vec = vec![]; [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: variable does not need to be mutable [INFO] [stdout] --> src/tcp_interface.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | let mut buffer = [0u8; PACKET_SIZE]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp_interface.rs:25:17 [INFO] [stdout] | [INFO] [stdout] 25 | let mut data: Vec = vec![]; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/tcp_interface.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 26 | let mut buffer = [0u8; PACKET_SIZE]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream` [INFO] [stdout] --> src/tcp_interface.rs:24:29 [INFO] [stdout] | [INFO] [stdout] 24 | fn handle_stream(&self, stream: &mut TcpStream) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp_interface.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | let mut data: Vec = vec![]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp_interface.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | let mut buffer = [0u8; PACKET_SIZE]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp_interface.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | let mut buffer = [0u8; PACKET_SIZE]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/tcp_interface.rs:25:17 [INFO] [stdout] | [INFO] [stdout] 25 | let mut data: Vec = vec![]; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/tcp_interface.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 26 | let mut buffer = [0u8; PACKET_SIZE]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stream` [INFO] [stdout] --> src/tcp_interface.rs:24:29 [INFO] [stdout] | [INFO] [stdout] 24 | fn handle_stream(&self, stream: &mut TcpStream) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp_interface.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | let mut data: Vec = vec![]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcp_interface.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | let mut buffer = [0u8; PACKET_SIZE]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] running `Command { std: "docker" "inspect" "d7370c7f944a39dc430bee78555d2a6ad5c75984b976863e7c8119e9ac0707c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7370c7f944a39dc430bee78555d2a6ad5c75984b976863e7c8119e9ac0707c3", kill_on_drop: false }` [INFO] [stdout] d7370c7f944a39dc430bee78555d2a6ad5c75984b976863e7c8119e9ac0707c3