[INFO] cloning repository https://github.com/ernsttm/mapper [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ernsttm/mapper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fernsttm%2Fmapper", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fernsttm%2Fmapper'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/pre-rebase.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fernsttm%2Fmapper/hooks/pre-rebase.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/ernsttm/mapper [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ernsttm/mapper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fernsttm%2Fmapper", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fernsttm%2Fmapper'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d35eaa090f4cbef4cd06356569dfaeecb9494720 [INFO] checking ernsttm/mapper against master#43ca9d18e333797f0aa3b525501a7cec8d61a96b for pr-136764 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fernsttm%2Fmapper" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ernsttm/mapper on toolchain 43ca9d18e333797f0aa3b525501a7cec8d61a96b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ernsttm/mapper [INFO] finished tweaking git repo https://github.com/ernsttm/mapper [INFO] tweaked toml for git repo https://github.com/ernsttm/mapper written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ernsttm/mapper 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" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f42d2837a9710711248b86a0e0e0ceb91ae80424eb2ba5d5d87ede596eb7733a [INFO] running `Command { std: "docker" "start" "-a" "f42d2837a9710711248b86a0e0e0ceb91ae80424eb2ba5d5d87ede596eb7733a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f42d2837a9710711248b86a0e0e0ceb91ae80424eb2ba5d5d87ede596eb7733a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f42d2837a9710711248b86a0e0e0ceb91ae80424eb2ba5d5d87ede596eb7733a", kill_on_drop: false }` [INFO] [stdout] f42d2837a9710711248b86a0e0e0ceb91ae80424eb2ba5d5d87ede596eb7733a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5a0068ec32c295452dc255d287c6a6f6022759ebcb03b910292b4655a58b882d [INFO] running `Command { std: "docker" "start" "-a" "5a0068ec32c295452dc255d287c6a6f6022759ebcb03b910292b4655a58b882d", kill_on_drop: false }` [INFO] [stderr] Checking placer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:169:37 [INFO] [stdout] | [INFO] [stdout] 169 | fn parse(config: &Config) -> Result<(Problem), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 169 - fn parse(config: &Config) -> Result<(Problem), Box> { [INFO] [stdout] 169 + fn parse(config: &Config) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:256:39 [INFO] [stdout] | [INFO] [stdout] 256 | pub fn run(config: &Config) -> Result<(usize), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 256 - pub fn run(config: &Config) -> Result<(usize), Box> { [INFO] [stdout] 256 + pub fn run(config: &Config) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:169:37 [INFO] [stdout] | [INFO] [stdout] 169 | fn parse(config: &Config) -> Result<(Problem), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 169 - fn parse(config: &Config) -> Result<(Problem), Box> { [INFO] [stdout] 169 + fn parse(config: &Config) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:256:39 [INFO] [stdout] | [INFO] [stdout] 256 | pub fn run(config: &Config) -> Result<(usize), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 256 - pub fn run(config: &Config) -> Result<(usize), Box> { [INFO] [stdout] 256 + pub fn run(config: &Config) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:157:9 [INFO] [stdout] | [INFO] [stdout] 157 | for x in 0..num_cells { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:181:9 [INFO] [stdout] | [INFO] [stdout] 181 | for x in 0..chip_info[2] { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `offset` [INFO] [stdout] --> src/lib.rs:260:9 [INFO] [stdout] | [INFO] [stdout] 260 | let offset = prob.static_cells.len(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `count` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:261:13 [INFO] [stdout] | [INFO] [stdout] 261 | let mut count = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_count` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cell` [INFO] [stdout] --> src/lib.rs:262:9 [INFO] [stdout] | [INFO] [stdout] 262 | for cell in floating_cells.iter() { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cell` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:157:9 [INFO] [stdout] | [INFO] [stdout] 157 | for x in 0..num_cells { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:181:9 [INFO] [stdout] | [INFO] [stdout] 181 | for x in 0..chip_info[2] { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `offset` [INFO] [stdout] --> src/lib.rs:260:9 [INFO] [stdout] | [INFO] [stdout] 260 | let offset = prob.static_cells.len(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `count` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:261:13 [INFO] [stdout] | [INFO] [stdout] 261 | let mut count = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_count` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cell` [INFO] [stdout] --> src/lib.rs:262:9 [INFO] [stdout] | [INFO] [stdout] 262 | for cell in floating_cells.iter() { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cell` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s [INFO] running `Command { std: "docker" "inspect" "5a0068ec32c295452dc255d287c6a6f6022759ebcb03b910292b4655a58b882d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a0068ec32c295452dc255d287c6a6f6022759ebcb03b910292b4655a58b882d", kill_on_drop: false }` [INFO] [stdout] 5a0068ec32c295452dc255d287c6a6f6022759ebcb03b910292b4655a58b882d