[INFO] cloning repository https://github.com/yoshiyahoo/rust_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshiyahoo/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/yoshiyahoo/rust_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshiyahoo/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/sendemail-validate.sample' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list/hooks/sendemail-validate.sample': No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 2) [INFO] cloning repository https://github.com/yoshiyahoo/rust_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshiyahoo/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 3) [INFO] cloning repository https://github.com/yoshiyahoo/rust_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshiyahoo/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 4) [INFO] cloning repository https://github.com/yoshiyahoo/rust_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshiyahoo/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 5) [INFO] cloning repository https://github.com/yoshiyahoo/rust_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshiyahoo/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 6) [INFO] cloning repository https://github.com/yoshiyahoo/rust_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshiyahoo/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 7) [INFO] cloning repository https://github.com/yoshiyahoo/rust_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshiyahoo/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 8) [INFO] cloning repository https://github.com/yoshiyahoo/rust_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshiyahoo/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 9) [INFO] cloning repository https://github.com/yoshiyahoo/rust_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshiyahoo/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 10) [INFO] cloning repository https://github.com/yoshiyahoo/rust_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshiyahoo/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 11) [INFO] cloning repository https://github.com/yoshiyahoo/rust_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshiyahoo/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 12) [INFO] cloning repository https://github.com/yoshiyahoo/rust_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshiyahoo/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 13) [INFO] cloning repository https://github.com/yoshiyahoo/rust_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshiyahoo/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 14) [INFO] cloning repository https://github.com/yoshiyahoo/rust_linked_list [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshiyahoo/rust_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2cd03da22d737ddc941fcac2f15b4bef51afb2ac [INFO] checking yoshiyahoo/rust_linked_list against master#8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b for pr-133925 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshiyahoo%2Frust_linked_list" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yoshiyahoo/rust_linked_list on toolchain 8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yoshiyahoo/rust_linked_list [INFO] finished tweaking git repo https://github.com/yoshiyahoo/rust_linked_list [INFO] tweaked toml for git repo https://github.com/yoshiyahoo/rust_linked_list written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/yoshiyahoo/rust_linked_list 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" "+8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cdb43e8071e31a38618b3584ef71f56b604d20f8725e56dc0e629117abef4cea [INFO] running `Command { std: "docker" "start" "-a" "cdb43e8071e31a38618b3584ef71f56b604d20f8725e56dc0e629117abef4cea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cdb43e8071e31a38618b3584ef71f56b604d20f8725e56dc0e629117abef4cea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdb43e8071e31a38618b3584ef71f56b604d20f8725e56dc0e629117abef4cea", kill_on_drop: false }` [INFO] [stdout] cdb43e8071e31a38618b3584ef71f56b604d20f8725e56dc0e629117abef4cea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2045eea2a5c93921b47a6b36a5180a7514a66079601fd742b5325829fb0fc4cd [INFO] running `Command { std: "docker" "start" "-a" "2045eea2a5c93921b47a6b36a5180a7514a66079601fd742b5325829fb0fc4cd", kill_on_drop: false }` [INFO] [stderr] Checking rust_linked_list v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `get_element`, `get_length`, and `is_empty` are never used [INFO] [stdout] --> src/linked_list.rs:113:12 [INFO] [stdout] | [INFO] [stdout] 58 | impl LinkedList { [INFO] [stdout] | --------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 113 | pub fn get_element(&self, position: usize) -> Result<&T, &str> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 131 | pub fn get_length(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 171 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_length` and `is_empty` are never used [INFO] [stdout] --> src/linked_list.rs:131:12 [INFO] [stdout] | [INFO] [stdout] 58 | impl LinkedList { [INFO] [stdout] | --------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 131 | pub fn get_length(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 171 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "2045eea2a5c93921b47a6b36a5180a7514a66079601fd742b5325829fb0fc4cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2045eea2a5c93921b47a6b36a5180a7514a66079601fd742b5325829fb0fc4cd", kill_on_drop: false }` [INFO] [stdout] 2045eea2a5c93921b47a6b36a5180a7514a66079601fd742b5325829fb0fc4cd