[INFO] cloning repository https://github.com/UncleIroh/multi-raspa [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/UncleIroh/multi-raspa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUncleIroh%2Fmulti-raspa"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUncleIroh%2Fmulti-raspa'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8c9cee68b424e9254cb18b914ced0f0ab9fb58fe [INFO] checking UncleIroh/multi-raspa against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUncleIroh%2Fmulti-raspa" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/UncleIroh/multi-raspa on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/UncleIroh/multi-raspa [INFO] finished tweaking git repo https://github.com/UncleIroh/multi-raspa [INFO] tweaked toml for git repo https://github.com/UncleIroh/multi-raspa written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/UncleIroh/multi-raspa already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ae4efefdf0c67ba7a792e1aeaf042b85201e3b03598f96b01ed1cea0aa5c3c89 [INFO] running `"docker" "start" "-a" "ae4efefdf0c67ba7a792e1aeaf042b85201e3b03598f96b01ed1cea0aa5c3c89"` [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling cpython v0.1.0 [INFO] [stderr] Checking rand v0.5.3 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Compiling python3-sys v0.1.3 [INFO] [stderr] Checking setup v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: value assigned to `next` is never read [INFO] [stderr] --> src/unit_cells.rs:99:13 [INFO] [stderr] | [INFO] [stderr] 99 | let mut next = x.next(); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/unit_cells.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | let mut line = match line { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `next` is never read [INFO] [stderr] --> src/unit_cells.rs:99:13 [INFO] [stderr] | [INFO] [stderr] 99 | let mut next = x.next(); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/unit_cells.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | let mut line = match line { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:126:17 [INFO] [stderr] | [INFO] [stderr] 126 | let mut sim_file = match File::open(&output_sim_path) { [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:135:17 [INFO] [stderr] | [INFO] [stderr] 135 | let mut sim_file_buf = BufReader::new(&sim_file); [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:137:21 [INFO] [stderr] | [INFO] [stderr] 137 | let mut line = match line { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:126:17 [INFO] [stderr] | [INFO] [stderr] 126 | let mut sim_file = match File::open(&output_sim_path) { [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:135:17 [INFO] [stderr] | [INFO] [stderr] 135 | let mut sim_file_buf = BufReader::new(&sim_file); [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:137:21 [INFO] [stderr] | [INFO] [stderr] 137 | let mut line = match line { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.96s [INFO] running `"docker" "inspect" "ae4efefdf0c67ba7a792e1aeaf042b85201e3b03598f96b01ed1cea0aa5c3c89"` [INFO] running `"docker" "rm" "-f" "ae4efefdf0c67ba7a792e1aeaf042b85201e3b03598f96b01ed1cea0aa5c3c89"` [INFO] [stdout] ae4efefdf0c67ba7a792e1aeaf042b85201e3b03598f96b01ed1cea0aa5c3c89