[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 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] /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 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] /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 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] /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 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] /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 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: 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] [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 14)
[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#d93f678fa55842cccd2f091deccd93e9494b3764 for pr-138844
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffftcysstkm%2Frust_coder" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fftcysstkm/rust_coder on toolchain d93f678fa55842cccd2f091deccd93e9494b3764
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d93f678fa55842cccd2f091deccd93e9494b3764" "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-2-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" "+d93f678fa55842cccd2f091deccd93e9494b3764" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+d93f678fa55842cccd2f091deccd93e9494b3764" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73d5b8717819b47eaf6336b92ebe56a568d93137c0514265ba2266dc68078953
[INFO] running `Command { std: "docker" "start" "-a" "73d5b8717819b47eaf6336b92ebe56a568d93137c0514265ba2266dc68078953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73d5b8717819b47eaf6336b92ebe56a568d93137c0514265ba2266dc68078953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73d5b8717819b47eaf6336b92ebe56a568d93137c0514265ba2266dc68078953", kill_on_drop: false }`
[INFO] [stdout] 73d5b8717819b47eaf6336b92ebe56a568d93137c0514265ba2266dc68078953
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+d93f678fa55842cccd2f091deccd93e9494b3764" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5857ecf42576ca33452bba2964357691b892086524a185bc74301630579a023
[INFO] running `Command { std: "docker" "start" "-a" "a5857ecf42576ca33452bba2964357691b892086524a185bc74301630579a023", 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 `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: 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: 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 0.13s
[INFO] running `Command { std: "docker" "inspect" "a5857ecf42576ca33452bba2964357691b892086524a185bc74301630579a023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5857ecf42576ca33452bba2964357691b892086524a185bc74301630579a023", kill_on_drop: false }`
[INFO] [stdout] a5857ecf42576ca33452bba2964357691b892086524a185bc74301630579a023