[INFO] cloning repository https://github.com/thealmarty/skip_lists_sorted [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thealmarty/skip_lists_sorted" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthealmarty%2Fskip_lists_sorted", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthealmarty%2Fskip_lists_sorted'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 64298ce32403180f90a7baedb72ab0f956de26fe [INFO] checking thealmarty/skip_lists_sorted against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthealmarty%2Fskip_lists_sorted" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/thealmarty/skip_lists_sorted [INFO] finished tweaking git repo https://github.com/thealmarty/skip_lists_sorted [INFO] tweaked toml for git repo https://github.com/thealmarty/skip_lists_sorted written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/thealmarty/skip_lists_sorted on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/thealmarty/skip_lists_sorted 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] affe910e88e8419868894ccaf8463a2485f853567cff5f4fea2ffbb9b80df9c1 [INFO] running `Command { std: "docker" "start" "-a" "affe910e88e8419868894ccaf8463a2485f853567cff5f4fea2ffbb9b80df9c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "affe910e88e8419868894ccaf8463a2485f853567cff5f4fea2ffbb9b80df9c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "affe910e88e8419868894ccaf8463a2485f853567cff5f4fea2ffbb9b80df9c1", kill_on_drop: false }` [INFO] [stdout] affe910e88e8419868894ccaf8463a2485f853567cff5f4fea2ffbb9b80df9c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] abb3352cd672142a1b0b3cbf9ff6346c84393125f4c5dbe1193652e07002ab70 [INFO] running `Command { std: "docker" "start" "-a" "abb3352cd672142a1b0b3cbf9ff6346c84393125f4c5dbe1193652e07002ab70", kill_on_drop: false }` [INFO] [stderr] Checking fastrand v1.4.0 [INFO] [stderr] Checking skip_lists_sorted v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/main.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `ArcNode` is never used [INFO] [stdout] --> src/main.rs:16:6 [INFO] [stdout] | [INFO] [stdout] 16 | type ArcNode = Arc>; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `VecOfNodes` is never used [INFO] [stdout] --> src/main.rs:20:6 [INFO] [stdout] | [INFO] [stdout] 20 | type VecOfNodes = Vec>>; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `SkipList` is never used [INFO] [stdout] --> src/main.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 23 | type SkipList = Vec>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_node` is never used [INFO] [stdout] --> src/main.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn find_node(val: T, slist: SkipList) -> Option> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/main.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `ArcNode` is never used [INFO] [stdout] --> src/main.rs:16:6 [INFO] [stdout] | [INFO] [stdout] 16 | type ArcNode = Arc>; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `VecOfNodes` is never used [INFO] [stdout] --> src/main.rs:20:6 [INFO] [stdout] | [INFO] [stdout] 20 | type VecOfNodes = Vec>>; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `SkipList` is never used [INFO] [stdout] --> src/main.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 23 | type SkipList = Vec>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_node` is never used [INFO] [stdout] --> src/main.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn find_node(val: T, slist: SkipList) -> Option> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "abb3352cd672142a1b0b3cbf9ff6346c84393125f4c5dbe1193652e07002ab70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abb3352cd672142a1b0b3cbf9ff6346c84393125f4c5dbe1193652e07002ab70", kill_on_drop: false }` [INFO] [stdout] abb3352cd672142a1b0b3cbf9ff6346c84393125f4c5dbe1193652e07002ab70