[INFO] cloning repository https://github.com/tslilyai/rustyrb [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tslilyai/rustyrb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftslilyai%2Frustyrb", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftslilyai%2Frustyrb'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5310109fba877afa137980dad4715e076b1e1124 [INFO] checking tslilyai/rustyrb against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftslilyai%2Frustyrb" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tslilyai/rustyrb on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tslilyai/rustyrb [INFO] finished tweaking git repo https://github.com/tslilyai/rustyrb [INFO] tweaked toml for git repo https://github.com/tslilyai/rustyrb written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/tslilyai/rustyrb already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ae8fa6f12bca15b2ca6aecd8e68baa7f7f617f6f2e8bc44a5c4c32195b2bec49 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ae8fa6f12bca15b2ca6aecd8e68baa7f7f617f6f2e8bc44a5c4c32195b2bec49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae8fa6f12bca15b2ca6aecd8e68baa7f7f617f6f2e8bc44a5c4c32195b2bec49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae8fa6f12bca15b2ca6aecd8e68baa7f7f617f6f2e8bc44a5c4c32195b2bec49", kill_on_drop: false }` [INFO] [stdout] ae8fa6f12bca15b2ca6aecd8e68baa7f7f617f6f2e8bc44a5c4c32195b2bec49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0d30440c0b9cb790235ea28a4f54bc73c0c169c1722bce365b945ad793b9494b [INFO] running `Command { std: "docker" "start" "-a" "0d30440c0b9cb790235ea28a4f54bc73c0c169c1722bce365b945ad793b9494b", kill_on_drop: false }` [INFO] [stderr] Checking rustyrbtree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: private type `rbtree::Node` in public interface (error E0446) [INFO] [stdout] --> src/rbtree.rs:164:5 [INFO] [stdout] | [INFO] [stdout] 164 | / pub fn delete_helper(&self, hptr: &NodeptrT, key: K) -> NodeptrT { [INFO] [stdout] 165 | | if let Some(mut h) = hptr.clone() { [INFO] [stdout] 166 | | if key < h.key { [INFO] [stdout] 167 | | if !RBTree::is_node_red(&h.left) && !RBTree::is_child_node_red(&h.left, 0) { [INFO] [stdout] ... | [INFO] [stdout] 197 | | return None; [INFO] [stdout] 198 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private type `rbtree::Node` in public interface (error E0446) [INFO] [stdout] --> src/rbtree.rs:164:5 [INFO] [stdout] | [INFO] [stdout] 164 | / pub fn delete_helper(&self, hptr: &NodeptrT, key: K) -> NodeptrT { [INFO] [stdout] 165 | | if let Some(mut h) = hptr.clone() { [INFO] [stdout] 166 | | if key < h.key { [INFO] [stdout] 167 | | if !RBTree::is_node_red(&h.left) && !RBTree::is_child_node_red(&h.left, 0) { [INFO] [stdout] ... | [INFO] [stdout] 197 | | return None; [INFO] [stdout] 198 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `height` [INFO] [stdout] --> src/rbtree.rs:324:12 [INFO] [stdout] | [INFO] [stdout] 324 | pub fn height(&self) -> isize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `height_helper` [INFO] [stdout] --> src/rbtree.rs:327:8 [INFO] [stdout] | [INFO] [stdout] 327 | fn height_helper(&self, xptr: &NodeptrT) -> isize { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private type `rbtree::Node` in public interface (error E0446) [INFO] [stdout] --> src/rbtree.rs:164:5 [INFO] [stdout] | [INFO] [stdout] 164 | / pub fn delete_helper(&self, hptr: &NodeptrT, key: K) -> NodeptrT { [INFO] [stdout] 165 | | if let Some(mut h) = hptr.clone() { [INFO] [stdout] 166 | | if key < h.key { [INFO] [stdout] 167 | | if !RBTree::is_node_red(&h.left) && !RBTree::is_child_node_red(&h.left, 0) { [INFO] [stdout] ... | [INFO] [stdout] 197 | | return None; [INFO] [stdout] 198 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private type `rbtree::Node` in public interface (error E0446) [INFO] [stdout] --> src/rbtree.rs:164:5 [INFO] [stdout] | [INFO] [stdout] 164 | / pub fn delete_helper(&self, hptr: &NodeptrT, key: K) -> NodeptrT { [INFO] [stdout] 165 | | if let Some(mut h) = hptr.clone() { [INFO] [stdout] 166 | | if key < h.key { [INFO] [stdout] 167 | | if !RBTree::is_node_red(&h.left) && !RBTree::is_child_node_red(&h.left, 0) { [INFO] [stdout] ... | [INFO] [stdout] 197 | | return None; [INFO] [stdout] 198 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `height` [INFO] [stdout] --> src/rbtree.rs:324:12 [INFO] [stdout] | [INFO] [stdout] 324 | pub fn height(&self) -> isize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `height_helper` [INFO] [stdout] --> src/rbtree.rs:327:8 [INFO] [stdout] | [INFO] [stdout] 327 | fn height_helper(&self, xptr: &NodeptrT) -> isize { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.48s [INFO] running `Command { std: "docker" "inspect" "0d30440c0b9cb790235ea28a4f54bc73c0c169c1722bce365b945ad793b9494b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d30440c0b9cb790235ea28a4f54bc73c0c169c1722bce365b945ad793b9494b", kill_on_drop: false }` [INFO] [stdout] 0d30440c0b9cb790235ea28a4f54bc73c0c169c1722bce365b945ad793b9494b