[INFO] cloning repository https://github.com/rantzvi/bmcomp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rantzvi/bmcomp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frantzvi%2Fbmcomp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frantzvi%2Fbmcomp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 300ec65bc2e03e72b058736b366c9702e642e484 [INFO] checking rantzvi/bmcomp against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frantzvi%2Fbmcomp" "/workspace/builds/worker-88/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-88/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rantzvi/bmcomp 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/rantzvi/bmcomp [INFO] finished tweaking git repo https://github.com/rantzvi/bmcomp [INFO] tweaked toml for git repo https://github.com/rantzvi/bmcomp written to /workspace/builds/worker-88/source/Cargo.toml [INFO] crate git repo https://github.com/rantzvi/bmcomp 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-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 9bced44a88448988153384b82577fb1cb15fff5483e2ed254ba50c68598381ae [INFO] running `Command { std: "docker" "start" "-a" "9bced44a88448988153384b82577fb1cb15fff5483e2ed254ba50c68598381ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9bced44a88448988153384b82577fb1cb15fff5483e2ed254ba50c68598381ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bced44a88448988153384b82577fb1cb15fff5483e2ed254ba50c68598381ae", kill_on_drop: false }` [INFO] [stdout] 9bced44a88448988153384b82577fb1cb15fff5483e2ed254ba50c68598381ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 224f6ca06866e05ddebd042b5e9366ee7f605aed965fecbe4b0bdaa0bed85662 [INFO] running `Command { std: "docker" "start" "-a" "224f6ca06866e05ddebd042b5e9366ee7f605aed965fecbe4b0bdaa0bed85662", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling anyhow v1.0.42 [INFO] [stderr] Checking bitflags v1.3.1 [INFO] [stderr] Checking os_str_bytes v3.1.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking textwrap v0.14.2 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.4 [INFO] [stderr] Checking thiserror v1.0.26 [INFO] [stderr] Checking clap v3.0.0-beta.4 [INFO] [stderr] Checking bmcomp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Decode` [INFO] [stdout] --> src/encode.rs:2:29 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::traits::{Encode, Decode}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::encode::Encoder` [INFO] [stdout] --> src/tests.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::encode::Encoder; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::decode::Decoder` [INFO] [stdout] --> src/tests.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::decode::Decoder; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Decode`, `Encode` [INFO] [stdout] --> src/tests.rs:3:21 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::traits::{Encode, Decode}; [INFO] [stdout] | ^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Decode` [INFO] [stdout] --> src/encode.rs:2:29 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::traits::{Encode, Decode}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let mut output; [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/main.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let mut output; [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/bitmap.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let mut map = &s[2..s_len as usize] [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/encode.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | &encoded_bitmaps.push_str(&bitmap.encode()?); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 40 | let _ = &encoded_bitmaps.push_str(&bitmap.encode()?); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.54s [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bitmap.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let mut map = &s[2..s_len as usize] [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/encode.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | &encoded_bitmaps.push_str(&bitmap.encode()?); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 40 | let _ = &encoded_bitmaps.push_str(&bitmap.encode()?); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "224f6ca06866e05ddebd042b5e9366ee7f605aed965fecbe4b0bdaa0bed85662", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "224f6ca06866e05ddebd042b5e9366ee7f605aed965fecbe4b0bdaa0bed85662", kill_on_drop: false }` [INFO] [stdout] 224f6ca06866e05ddebd042b5e9366ee7f605aed965fecbe4b0bdaa0bed85662