[INFO] cloning repository https://github.com/michealkeines/Prettifier [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michealkeines/Prettifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichealkeines%2FPrettifier", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichealkeines%2FPrettifier'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichealkeines%2FPrettifier/refs/heads: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/michealkeines/Prettifier [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michealkeines/Prettifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichealkeines%2FPrettifier", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichealkeines%2FPrettifier'... [INFO] [stderr] error: unable to write symref for HEAD: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/michealkeines/Prettifier [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michealkeines/Prettifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichealkeines%2FPrettifier", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichealkeines%2FPrettifier'... [INFO] [stderr] error: failed to write new configuration file /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichealkeines%2FPrettifier/config.lock [INFO] [stderr] fatal: could not set 'core.bare' to 'true' [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/michealkeines/Prettifier [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michealkeines/Prettifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichealkeines%2FPrettifier", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichealkeines%2FPrettifier'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] df8f2edd5b0ca5e37b73bbb5c98e47770aecab68 [INFO] checking michealkeines/Prettifier against master#4ecd70ddd1039a3954056c1071e40278048476fa for pr-137633 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichealkeines%2FPrettifier" "/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/michealkeines/Prettifier on toolchain 4ecd70ddd1039a3954056c1071e40278048476fa [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/michealkeines/Prettifier [INFO] finished tweaking git repo https://github.com/michealkeines/Prettifier [INFO] tweaked toml for git repo https://github.com/michealkeines/Prettifier written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/michealkeines/Prettifier 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" "+4ecd70ddd1039a3954056c1071e40278048476fa" "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-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0a8dd1263920694f92acc55dfcc28af40f7c110e3e4683cde3e5653548f2e484 [INFO] running `Command { std: "docker" "start" "-a" "0a8dd1263920694f92acc55dfcc28af40f7c110e3e4683cde3e5653548f2e484", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0a8dd1263920694f92acc55dfcc28af40f7c110e3e4683cde3e5653548f2e484", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a8dd1263920694f92acc55dfcc28af40f7c110e3e4683cde3e5653548f2e484", kill_on_drop: false }` [INFO] [stdout] 0a8dd1263920694f92acc55dfcc28af40f7c110e3e4683cde3e5653548f2e484 [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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+4ecd70ddd1039a3954056c1071e40278048476fa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 851f2c0f627ac4fa5946a57fc3846c70508b0b949fb57fccb2c1837c5df74c63 [INFO] running `Command { std: "docker" "start" "-a" "851f2c0f627ac4fa5946a57fc3846c70508b0b949fb57fccb2c1837c5df74c63", kill_on_drop: false }` [INFO] [stderr] Checking prettifier v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/unsafe_stack.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 86 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `temp` is never read [INFO] [stdout] --> src/prettify.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | let mut temp: Vec = vec![]; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/prettify.rs:38:22 [INFO] [stdout] | [INFO] [stdout] 38 | fn update(&self, c: char, i: usize, list: &Vec) -> Vec{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/prettify.rs:104:21 [INFO] [stdout] | [INFO] [stdout] 104 | let mut count = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/prettify.rs:104:17 [INFO] [stdout] | [INFO] [stdout] 104 | let mut count = 0; [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: value assigned to `temp` is never read [INFO] [stdout] --> src/prettify.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | let mut temp: Vec = vec![]; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/prettify.rs:38:22 [INFO] [stdout] | [INFO] [stdout] 38 | fn update(&self, c: char, i: usize, list: &Vec) -> Vec{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/prettify.rs:104:21 [INFO] [stdout] | [INFO] [stdout] 104 | let mut count = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/prettify.rs:104:17 [INFO] [stdout] | [INFO] [stdout] 104 | let mut count = 0; [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] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaN4Moz5" [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `prettifier` (bin "prettifier" test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "851f2c0f627ac4fa5946a57fc3846c70508b0b949fb57fccb2c1837c5df74c63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "851f2c0f627ac4fa5946a57fc3846c70508b0b949fb57fccb2c1837c5df74c63", kill_on_drop: false }` [INFO] [stdout] 851f2c0f627ac4fa5946a57fc3846c70508b0b949fb57fccb2c1837c5df74c63