[INFO] updating cached repository https://github.com/tslilyai/rustyrb [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5310109fba877afa137980dad4715e076b1e1124 [INFO] testing tslilyai/rustyrb against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftslilyai%2Frustyrb" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tslilyai/rustyrb on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [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-5/source/Cargo.toml [INFO] crate git repo https://github.com/tslilyai/rustyrb already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] bc6c422861c315393ae68d833587e42da233c6b968c9faff41b708327400873e [INFO] running `"docker" "start" "-a" "bc6c422861c315393ae68d833587e42da233c6b968c9faff41b708327400873e"` [INFO] [stderr] Compiling rustyrbtree v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: private type `rbtree::Node` in public interface (error E0446) [INFO] [stderr] --> src/rbtree.rs:164:5 [INFO] [stderr] | [INFO] [stderr] 164 | / pub fn delete_helper(&self, hptr: &NodeptrT, key: K) -> NodeptrT { [INFO] [stderr] 165 | | if let Some(mut h) = hptr.clone() { [INFO] [stderr] 166 | | if key < h.key { [INFO] [stderr] 167 | | if !RBTree::is_node_red(&h.left) && !RBTree::is_child_node_red(&h.left, 0) { [INFO] [stderr] ... | [INFO] [stderr] 197 | | return None; [INFO] [stderr] 198 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `rbtree::Node` in public interface (error E0446) [INFO] [stderr] --> src/rbtree.rs:164:5 [INFO] [stderr] | [INFO] [stderr] 164 | / pub fn delete_helper(&self, hptr: &NodeptrT, key: K) -> NodeptrT { [INFO] [stderr] 165 | | if let Some(mut h) = hptr.clone() { [INFO] [stderr] 166 | | if key < h.key { [INFO] [stderr] 167 | | if !RBTree::is_node_red(&h.left) && !RBTree::is_child_node_red(&h.left, 0) { [INFO] [stderr] ... | [INFO] [stderr] 197 | | return None; [INFO] [stderr] 198 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: method is never used: `height` [INFO] [stderr] --> src/rbtree.rs:324:5 [INFO] [stderr] | [INFO] [stderr] 324 | pub fn height(&self) -> isize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `height_helper` [INFO] [stderr] --> src/rbtree.rs:327:5 [INFO] [stderr] | [INFO] [stderr] 327 | fn height_helper(&self, xptr: &NodeptrT) -> isize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.09s [INFO] running `"docker" "inspect" "bc6c422861c315393ae68d833587e42da233c6b968c9faff41b708327400873e"` [INFO] running `"docker" "rm" "-f" "bc6c422861c315393ae68d833587e42da233c6b968c9faff41b708327400873e"` [INFO] [stdout] bc6c422861c315393ae68d833587e42da233c6b968c9faff41b708327400873e [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a00a3a9153ccfb240202deb9ee885a26f382ed5b1d8dac3aa42c0f1c31d36be5 [INFO] running `"docker" "start" "-a" "a00a3a9153ccfb240202deb9ee885a26f382ed5b1d8dac3aa42c0f1c31d36be5"` [INFO] [stderr] Compiling rustyrbtree v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: private type `rbtree::Node` in public interface (error E0446) [INFO] [stderr] --> src/rbtree.rs:164:5 [INFO] [stderr] | [INFO] [stderr] 164 | / pub fn delete_helper(&self, hptr: &NodeptrT, key: K) -> NodeptrT { [INFO] [stderr] 165 | | if let Some(mut h) = hptr.clone() { [INFO] [stderr] 166 | | if key < h.key { [INFO] [stderr] 167 | | if !RBTree::is_node_red(&h.left) && !RBTree::is_child_node_red(&h.left, 0) { [INFO] [stderr] ... | [INFO] [stderr] 197 | | return None; [INFO] [stderr] 198 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `rbtree::Node` in public interface (error E0446) [INFO] [stderr] --> src/rbtree.rs:164:5 [INFO] [stderr] | [INFO] [stderr] 164 | / pub fn delete_helper(&self, hptr: &NodeptrT, key: K) -> NodeptrT { [INFO] [stderr] 165 | | if let Some(mut h) = hptr.clone() { [INFO] [stderr] 166 | | if key < h.key { [INFO] [stderr] 167 | | if !RBTree::is_node_red(&h.left) && !RBTree::is_child_node_red(&h.left, 0) { [INFO] [stderr] ... | [INFO] [stderr] 197 | | return None; [INFO] [stderr] 198 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: method is never used: `height` [INFO] [stderr] --> src/rbtree.rs:324:5 [INFO] [stderr] | [INFO] [stderr] 324 | pub fn height(&self) -> isize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `height_helper` [INFO] [stderr] --> src/rbtree.rs:327:5 [INFO] [stderr] | [INFO] [stderr] 327 | fn height_helper(&self, xptr: &NodeptrT) -> isize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.88s [INFO] running `"docker" "inspect" "a00a3a9153ccfb240202deb9ee885a26f382ed5b1d8dac3aa42c0f1c31d36be5"` [INFO] running `"docker" "rm" "-f" "a00a3a9153ccfb240202deb9ee885a26f382ed5b1d8dac3aa42c0f1c31d36be5"` [INFO] [stdout] a00a3a9153ccfb240202deb9ee885a26f382ed5b1d8dac3aa42c0f1c31d36be5 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1d79ad75eeff8130d9cf2c3a53663102d5c087f90f18edc7adde05e9c1da9130 [INFO] running `"docker" "start" "-a" "1d79ad75eeff8130d9cf2c3a53663102d5c087f90f18edc7adde05e9c1da9130"` [INFO] [stderr] warning: private type `rbtree::Node` in public interface (error E0446) [INFO] [stderr] --> src/rbtree.rs:164:5 [INFO] [stderr] | [INFO] [stderr] 164 | / pub fn delete_helper(&self, hptr: &NodeptrT, key: K) -> NodeptrT { [INFO] [stderr] 165 | | if let Some(mut h) = hptr.clone() { [INFO] [stderr] 166 | | if key < h.key { [INFO] [stderr] 167 | | if !RBTree::is_node_red(&h.left) && !RBTree::is_child_node_red(&h.left, 0) { [INFO] [stderr] ... | [INFO] [stderr] 197 | | return None; [INFO] [stderr] 198 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: private type `rbtree::Node` in public interface (error E0446) [INFO] [stderr] --> src/rbtree.rs:164:5 [INFO] [stderr] | [INFO] [stderr] 164 | / pub fn delete_helper(&self, hptr: &NodeptrT, key: K) -> NodeptrT { [INFO] [stderr] 165 | | if let Some(mut h) = hptr.clone() { [INFO] [stderr] 166 | | if key < h.key { [INFO] [stderr] 167 | | if !RBTree::is_node_red(&h.left) && !RBTree::is_child_node_red(&h.left, 0) { [INFO] [stderr] ... | [INFO] [stderr] 197 | | return None; [INFO] [stderr] 198 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: method is never used: `height` [INFO] [stderr] --> src/rbtree.rs:324:5 [INFO] [stderr] | [INFO] [stderr] 324 | pub fn height(&self) -> isize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `height_helper` [INFO] [stderr] --> src/rbtree.rs:327:5 [INFO] [stderr] | [INFO] [stderr] 327 | fn height_helper(&self, xptr: &NodeptrT) -> isize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rustyrbtree-beb0c2d8680476f4 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "1d79ad75eeff8130d9cf2c3a53663102d5c087f90f18edc7adde05e9c1da9130"` [INFO] running `"docker" "rm" "-f" "1d79ad75eeff8130d9cf2c3a53663102d5c087f90f18edc7adde05e9c1da9130"` [INFO] [stdout] 1d79ad75eeff8130d9cf2c3a53663102d5c087f90f18edc7adde05e9c1da9130