[INFO] cloning repository https://github.com/fftcysstkm/rust_coder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fftcysstkm/rust_coder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder/objects/info: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/fftcysstkm/rust_coder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fftcysstkm/rust_coder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder'... [INFO] [stderr] error: failed to write new configuration file /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder/config.lock [INFO] [stderr] fatal: could not set 'core.filemode' to 'true' [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/fftcysstkm/rust_coder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fftcysstkm/rust_coder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder'... [INFO] [stderr] error: unable to write symref for HEAD: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/fftcysstkm/rust_coder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fftcysstkm/rust_coder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/fsmonitor-watchman.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder/hooks/fsmonitor-watchman.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 4) [INFO] cloning repository https://github.com/fftcysstkm/rust_coder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fftcysstkm/rust_coder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/pre-merge-commit.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder/hooks/pre-merge-commit.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 5) [INFO] cloning repository https://github.com/fftcysstkm/rust_coder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fftcysstkm/rust_coder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder/branches/: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 6) [INFO] cloning repository https://github.com/fftcysstkm/rust_coder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fftcysstkm/rust_coder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 7) [INFO] cloning repository https://github.com/fftcysstkm/rust_coder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fftcysstkm/rust_coder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 8) [INFO] cloning repository https://github.com/fftcysstkm/rust_coder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fftcysstkm/rust_coder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 9) [INFO] cloning repository https://github.com/fftcysstkm/rust_coder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fftcysstkm/rust_coder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 10) [INFO] cloning repository https://github.com/fftcysstkm/rust_coder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fftcysstkm/rust_coder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 11) [INFO] cloning repository https://github.com/fftcysstkm/rust_coder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fftcysstkm/rust_coder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 12) [INFO] cloning repository https://github.com/fftcysstkm/rust_coder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fftcysstkm/rust_coder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 13) [INFO] cloning repository https://github.com/fftcysstkm/rust_coder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fftcysstkm/rust_coder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f88ca89d88759a92391dfa451dd6d16c06735f59 [INFO] checking fftcysstkm/rust_coder against master#092a284ba0421695f2032c947765429fd7095796 for pr-139763 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fftcysstkm/rust_coder on toolchain 092a284ba0421695f2032c947765429fd7095796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+092a284ba0421695f2032c947765429fd7095796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fftcysstkm/rust_coder [INFO] finished tweaking git repo https://github.com/fftcysstkm/rust_coder [INFO] tweaked toml for git repo https://github.com/fftcysstkm/rust_coder written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/fftcysstkm/rust_coder 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" "+092a284ba0421695f2032c947765429fd7095796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+092a284ba0421695f2032c947765429fd7095796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 94ffda225e5a3c24210c96381021e5209e9167d9e1e4cb70b151fc09a5ce5d60 [INFO] running `Command { std: "docker" "start" "-a" "94ffda225e5a3c24210c96381021e5209e9167d9e1e4cb70b151fc09a5ce5d60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "94ffda225e5a3c24210c96381021e5209e9167d9e1e4cb70b151fc09a5ce5d60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94ffda225e5a3c24210c96381021e5209e9167d9e1e4cb70b151fc09a5ce5d60", kill_on_drop: false }` [INFO] [stdout] 94ffda225e5a3c24210c96381021e5209e9167d9e1e4cb70b151fc09a5ce5d60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+092a284ba0421695f2032c947765429fd7095796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f99dd545c1f902118b65113e19f2b70cd66f5d0e531053de49d07beefb92a76e [INFO] running `Command { std: "docker" "start" "-a" "f99dd545c1f902118b65113e19f2b70cd66f5d0e531053de49d07beefb92a76e", kill_on_drop: false }` [INFO] [stderr] Checking proconio v0.4.5 [INFO] [stderr] Checking rust_coder v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `sum` is never used [INFO] [stdout] --> src/recursive/sum.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn sum(n: usize) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/recursive/sum.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `C1213121` should have a snake case name [INFO] [stdout] --> src/recursive.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | pub mod C1213121; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `c1213121` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `N` should have a snake case name [INFO] [stdout] --> src/recursive/C1213121.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | fn rec(N: usize) -> String { [INFO] [stdout] | ^ help: convert the identifier to snake case: `n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum` is never used [INFO] [stdout] --> src/recursive/sum.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn sum(n: usize) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/recursive/sum.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `C1213121` should have a snake case name [INFO] [stdout] --> src/recursive.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | pub mod C1213121; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `c1213121` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `N` should have a snake case name [INFO] [stdout] --> src/recursive/C1213121.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | fn rec(N: usize) -> String { [INFO] [stdout] | ^ help: convert the identifier to snake case: `n` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "f99dd545c1f902118b65113e19f2b70cd66f5d0e531053de49d07beefb92a76e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f99dd545c1f902118b65113e19f2b70cd66f5d0e531053de49d07beefb92a76e", kill_on_drop: false }` [INFO] [stdout] f99dd545c1f902118b65113e19f2b70cd66f5d0e531053de49d07beefb92a76e