[INFO] cloning repository https://github.com/yu-hasebe/singly_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/yu-hasebe/singly_linked_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyu-hasebe%2Fsingly_linked_list", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyu-hasebe%2Fsingly_linked_list'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 689b00b9b994256f761585fc477a8982df68a1bf [INFO] checking yu-hasebe/singly_linked_list against master#5257aee7dd163d21d32fa904578d4fb0f4c91b79 for pr-116494-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyu-hasebe%2Fsingly_linked_list" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yu-hasebe/singly_linked_list on toolchain 5257aee7dd163d21d32fa904578d4fb0f4c91b79 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5257aee7dd163d21d32fa904578d4fb0f4c91b79" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yu-hasebe/singly_linked_list [INFO] finished tweaking git repo https://github.com/yu-hasebe/singly_linked_list [INFO] tweaked toml for git repo https://github.com/yu-hasebe/singly_linked_list written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/yu-hasebe/singly_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" "+5257aee7dd163d21d32fa904578d4fb0f4c91b79" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5257aee7dd163d21d32fa904578d4fb0f4c91b79" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d79ac5c2dc6822b5c0d9542c668a2c7e3d405ce679ff9e0488e76f34047b5a0f [INFO] running `Command { std: "docker" "start" "-a" "d79ac5c2dc6822b5c0d9542c668a2c7e3d405ce679ff9e0488e76f34047b5a0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d79ac5c2dc6822b5c0d9542c668a2c7e3d405ce679ff9e0488e76f34047b5a0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d79ac5c2dc6822b5c0d9542c668a2c7e3d405ce679ff9e0488e76f34047b5a0f", kill_on_drop: false }` [INFO] [stdout] d79ac5c2dc6822b5c0d9542c668a2c7e3d405ce679ff9e0488e76f34047b5a0f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5257aee7dd163d21d32fa904578d4fb0f4c91b79" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 78241350898d72d6c7339d7a809d50e735fa7b33711f360bd69188db46d57c71 [INFO] running `Command { std: "docker" "start" "-a" "78241350898d72d6c7339d7a809d50e735fa7b33711f360bd69188db46d57c71", kill_on_drop: false }` [INFO] [stderr] Checking singly_linked_list v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `MyLinkedList` is never constructed [INFO] [stdout] --> src/lib.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | struct MyLinkedList { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MyLinkedList` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/lib.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get`, `add_at_head`, `add_at_tail`, `add_at_index`, and `delete_at_index` are never used [INFO] [stdout] --> src/lib.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 17 | impl MyLinkedList { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 18 | /** Initialize your data structure here. */ [INFO] [stdout] 19 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | fn get(&self, index: i32) -> i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | fn add_at_head(&mut self, val: i32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | fn add_at_tail(&mut self, val: i32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn add_at_index(&mut self, index: i32, val: i32) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 82 | fn delete_at_index(&mut self, index: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/singly_linked_list-dab3fa2210cb0992.d [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to write `/opt/rustwide/target/debug/.fingerprint/singly_linked_list-dab3fa2210cb0992/dep-test-lib-singly_linked_list` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] running `Command { std: "docker" "inspect" "78241350898d72d6c7339d7a809d50e735fa7b33711f360bd69188db46d57c71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78241350898d72d6c7339d7a809d50e735fa7b33711f360bd69188db46d57c71", kill_on_drop: false }` [INFO] [stdout] 78241350898d72d6c7339d7a809d50e735fa7b33711f360bd69188db46d57c71 [INFO] checking yu-hasebe/singly_linked_list against try#d614ed876e31a5f3ad1d0fbf848fcdab3a29d1d8 for pr-116494-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyu-hasebe%2Fsingly_linked_list" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yu-hasebe/singly_linked_list on toolchain d614ed876e31a5f3ad1d0fbf848fcdab3a29d1d8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d614ed876e31a5f3ad1d0fbf848fcdab3a29d1d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yu-hasebe/singly_linked_list [INFO] finished tweaking git repo https://github.com/yu-hasebe/singly_linked_list [INFO] tweaked toml for git repo https://github.com/yu-hasebe/singly_linked_list written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/yu-hasebe/singly_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" "+d614ed876e31a5f3ad1d0fbf848fcdab3a29d1d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d614ed876e31a5f3ad1d0fbf848fcdab3a29d1d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2619734d5b37154ce41c2e6f8c363ac52498f5357c1407596d0f215d769b9be7 [INFO] running `Command { std: "docker" "start" "-a" "2619734d5b37154ce41c2e6f8c363ac52498f5357c1407596d0f215d769b9be7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2619734d5b37154ce41c2e6f8c363ac52498f5357c1407596d0f215d769b9be7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2619734d5b37154ce41c2e6f8c363ac52498f5357c1407596d0f215d769b9be7", kill_on_drop: false }` [INFO] [stdout] 2619734d5b37154ce41c2e6f8c363ac52498f5357c1407596d0f215d769b9be7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d614ed876e31a5f3ad1d0fbf848fcdab3a29d1d8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 55728f33796c197bf3c800d3109c70aa1439e8dd5df079249f3e9c3ff89b856a [INFO] running `Command { std: "docker" "start" "-a" "55728f33796c197bf3c800d3109c70aa1439e8dd5df079249f3e9c3ff89b856a", kill_on_drop: false }` [INFO] [stderr] Checking singly_linked_list v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `MyLinkedList` is never constructed [INFO] [stdout] --> src/lib.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | struct MyLinkedList { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MyLinkedList` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/lib.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get`, `add_at_head`, `add_at_tail`, `add_at_index`, and `delete_at_index` are never used [INFO] [stdout] --> src/lib.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 17 | impl MyLinkedList { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 18 | /** Initialize your data structure here. */ [INFO] [stdout] 19 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | fn get(&self, index: i32) -> i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | fn add_at_head(&mut self, val: i32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | fn add_at_tail(&mut self, val: i32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn add_at_index(&mut self, index: i32, val: i32) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 82 | fn delete_at_index(&mut self, index: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] running `Command { std: "docker" "inspect" "55728f33796c197bf3c800d3109c70aa1439e8dd5df079249f3e9c3ff89b856a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55728f33796c197bf3c800d3109c70aa1439e8dd5df079249f3e9c3ff89b856a", kill_on_drop: false }` [INFO] [stdout] 55728f33796c197bf3c800d3109c70aa1439e8dd5df079249f3e9c3ff89b856a