[INFO] cloning repository https://github.com/portal-co/rv-emit [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/portal-co/rv-emit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fportal-co%2Frv-emit", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fportal-co%2Frv-emit'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d50f268f46a8bf3791c8e1177649357eedd9b3c4 [INFO] checking portal-co/rv-emit against master#2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 for pr-142723 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fportal-co%2Frv-emit" "/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/portal-co/rv-emit on toolchain 2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/portal-co/rv-emit [INFO] finished tweaking git repo https://github.com/portal-co/rv-emit [INFO] tweaked toml for git repo https://github.com/portal-co/rv-emit written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/portal-co/rv-emit 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" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rv-asm v0.2.1 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3f5cf8fc9c25b3cf897b7fe5d72e0ba4f8a6abb3fcd2387c9131e52de90288c1 [INFO] running `Command { std: "docker" "start" "-a" "3f5cf8fc9c25b3cf897b7fe5d72e0ba4f8a6abb3fcd2387c9131e52de90288c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3f5cf8fc9c25b3cf897b7fe5d72e0ba4f8a6abb3fcd2387c9131e52de90288c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f5cf8fc9c25b3cf897b7fe5d72e0ba4f8a6abb3fcd2387c9131e52de90288c1", kill_on_drop: false }` [INFO] [stdout] 3f5cf8fc9c25b3cf897b7fe5d72e0ba4f8a6abb3fcd2387c9131e52de90288c1 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 827c36174b1c137ab9336633890889e8bc4d1184b60bf62f8e38bb2134eb5c65 [INFO] running `Command { std: "docker" "start" "-a" "827c36174b1c137ab9336633890889e8bc4d1184b60bf62f8e38bb2134eb5c65", kill_on_drop: false }` [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking rv-asm v0.2.1 [INFO] [stderr] Checking itertools v0.14.0 [INFO] [stderr] Checking portal-solutions-rv-emit v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn i64_reg(mut a: u64, r: Reg) -> impl Iterator { [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/lib.rs:90:5 [INFO] [stdout] | [INFO] [stdout] 90 | mut a: impl Iterator, [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/lib.rs:95:9 [INFO] [stdout] | [INFO] [stdout] 95 | let mut a = core::iter::from_fn(move || { [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/lib.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn i64_reg(mut a: u64, r: Reg) -> impl Iterator { [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/lib.rs:90:5 [INFO] [stdout] | [INFO] [stdout] 90 | mut a: impl Iterator, [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/lib.rs:95:9 [INFO] [stdout] | [INFO] [stdout] 95 | let mut a = core::iter::from_fn(move || { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.28s [INFO] running `Command { std: "docker" "inspect" "827c36174b1c137ab9336633890889e8bc4d1184b60bf62f8e38bb2134eb5c65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "827c36174b1c137ab9336633890889e8bc4d1184b60bf62f8e38bb2134eb5c65", kill_on_drop: false }` [INFO] [stdout] 827c36174b1c137ab9336633890889e8bc4d1184b60bf62f8e38bb2134eb5c65