[INFO] updating cached repository https://github.com/jackmead515/rust_ds [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] b63e17a509d2ff27ef0955430e4a67abdd8f1aac [INFO] checking jackmead515/rust_ds against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackmead515%2Frust_ds" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jackmead515/rust_ds on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jackmead515/rust_ds [INFO] finished tweaking git repo https://github.com/jackmead515/rust_ds [INFO] tweaked toml for git repo https://github.com/jackmead515/rust_ds written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/jackmead515/rust_ds already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d15faa0b2beea3b4e8eeb63a4359d22c56170e5131a2dba31c4cb55cffbb392d [INFO] running `"docker" "start" "-a" "d15faa0b2beea3b4e8eeb63a4359d22c56170e5131a2dba31c4cb55cffbb392d"` [INFO] [stderr] Checking rust_ds v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `HEADER_L`, `HEADER_R`, `SUB_HEAD`, `TOPIC` [INFO] [stderr] --> src/ds/bst.rs:1:22 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::markers::{HEADER_L, HEADER_R, SUB_HEAD, TOPIC}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^^ ^^^^^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `HEADER_L`, `HEADER_R`, `SUB_HEAD`, `TOPIC` [INFO] [stderr] --> src/ds/bst.rs:1:22 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::markers::{HEADER_L, HEADER_R, SUB_HEAD, TOPIC}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^^ ^^^^^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `arr` [INFO] [stderr] --> src/ds/array.rs:19:7 [INFO] [stderr] | [INFO] [stderr] 19 | let mut arr: [u8; 5] = [1, 2, 3, 4, 5]; [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arr` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vec` [INFO] [stderr] --> src/ds/array.rs:22:7 [INFO] [stderr] | [INFO] [stderr] 22 | let mut vec = Vec::::new(); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vec` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/ds/queue.rs:85:7 [INFO] [stderr] | [INFO] [stderr] 85 | for i in 0..10 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/ds/array.rs:19:7 [INFO] [stderr] | [INFO] [stderr] 19 | let mut arr: [u8; 5] = [1, 2, 3, 4, 5]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/ds/array.rs:22:7 [INFO] [stderr] | [INFO] [stderr] 22 | let mut vec = Vec::::new(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `arr` [INFO] [stderr] --> src/ds/array.rs:19:7 [INFO] [stderr] | [INFO] [stderr] 19 | let mut arr: [u8; 5] = [1, 2, 3, 4, 5]; [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arr` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vec` [INFO] [stderr] --> src/ds/array.rs:22:7 [INFO] [stderr] | [INFO] [stderr] 22 | let mut vec = Vec::::new(); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vec` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/ds/queue.rs:85:7 [INFO] [stderr] | [INFO] [stderr] 85 | for i in 0..10 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/ds/bst.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | let mut current = &self.root; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error[E0507]: cannot move out of `self.root` which is behind a mutable reference [INFO] [stderr] --> src/ds/bst.rs:37:46 [INFO] [stderr] | [INFO] [stderr] 37 | let mut parent: *mut Box> = &mut self.root.unwrap(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | move occurs because `self.root` has type `std::option::Option>>`, which does not implement the `Copy` trait [INFO] [stderr] | help: consider borrowing the `Option`'s content: `self.root.as_ref()` [INFO] [stderr] [INFO] [stderr] error[E0507]: cannot move out of `*current` which is behind a shared reference [INFO] [stderr] --> src/ds/bst.rs:41:21 [INFO] [stderr] | [INFO] [stderr] 41 | parent = &mut current.unwrap(); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | move occurs because `*current` has type `std::option::Option>>`, which does not implement the `Copy` trait [INFO] [stderr] | help: consider borrowing the `Option`'s content: `current.as_ref()` [INFO] [stderr] [INFO] [stderr] error[E0506]: cannot assign to `self.root` because it is borrowed [INFO] [stderr] --> src/ds/bst.rs:45:11 [INFO] [stderr] | [INFO] [stderr] 38 | let mut current = &self.root; [INFO] [stderr] | ---------- borrow of `self.root` occurs here [INFO] [stderr] 39 | [INFO] [stderr] 40 | while current.is_some() { [INFO] [stderr] | ------- borrow later used here [INFO] [stderr] ... [INFO] [stderr] 45 | self.root = Some(self.root.as_ref().unwrap().left.as_ref().unwrap().clone()); [INFO] [stderr] | ^^^^^^^^^ assignment to borrowed `self.root` occurs here [INFO] [stderr] [INFO] [stderr] error[E0506]: cannot assign to `self.root` because it is borrowed [INFO] [stderr] --> src/ds/bst.rs:48:11 [INFO] [stderr] | [INFO] [stderr] 38 | let mut current = &self.root; [INFO] [stderr] | ---------- borrow of `self.root` occurs here [INFO] [stderr] 39 | [INFO] [stderr] 40 | while current.is_some() { [INFO] [stderr] | ------- borrow later used here [INFO] [stderr] ... [INFO] [stderr] 48 | self.root = Some(self.root.as_ref().unwrap().right.as_ref().unwrap().clone()); [INFO] [stderr] | ^^^^^^^^^ assignment to borrowed `self.root` occurs here [INFO] [stderr] [INFO] [stderr] error[E0507]: cannot move out of a shared reference [INFO] [stderr] --> src/ds/bst.rs:61:14 [INFO] [stderr] | [INFO] [stderr] 61 | *parent.as_ref().unwrap().left.unwrap() = Node { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | move occurs because value has type `std::option::Option>>`, which does not implement the `Copy` trait [INFO] [stderr] | help: consider borrowing the `Option`'s content: `parent.as_ref().unwrap().left.as_ref()` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/ds/array.rs:19:7 [INFO] [stderr] | [INFO] [stderr] 19 | let mut arr: [u8; 5] = [1, 2, 3, 4, 5]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/ds/array.rs:22:7 [INFO] [stderr] | [INFO] [stderr] 22 | let mut vec = Vec::::new(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/ds/bst.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | let mut current = &self.root; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error[E0507]: cannot move out of `self.root` which is behind a mutable reference [INFO] [stderr] --> src/ds/bst.rs:37:46 [INFO] [stderr] | [INFO] [stderr] 37 | let mut parent: *mut Box> = &mut self.root.unwrap(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | move occurs because `self.root` has type `std::option::Option>>`, which does not implement the `Copy` trait [INFO] [stderr] | help: consider borrowing the `Option`'s content: `self.root.as_ref()` [INFO] [stderr] [INFO] [stderr] error[E0507]: cannot move out of `*current` which is behind a shared reference [INFO] [stderr] --> src/ds/bst.rs:41:21 [INFO] [stderr] | [INFO] [stderr] 41 | parent = &mut current.unwrap(); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | move occurs because `*current` has type `std::option::Option>>`, which does not implement the `Copy` trait [INFO] [stderr] | help: consider borrowing the `Option`'s content: `current.as_ref()` [INFO] [stderr] [INFO] [stderr] error[E0506]: cannot assign to `self.root` because it is borrowed [INFO] [stderr] --> src/ds/bst.rs:45:11 [INFO] [stderr] | [INFO] [stderr] 38 | let mut current = &self.root; [INFO] [stderr] | ---------- borrow of `self.root` occurs here [INFO] [stderr] 39 | [INFO] [stderr] 40 | while current.is_some() { [INFO] [stderr] | ------- borrow later used here [INFO] [stderr] ... [INFO] [stderr] 45 | self.root = Some(self.root.as_ref().unwrap().left.as_ref().unwrap().clone()); [INFO] [stderr] | ^^^^^^^^^ assignment to borrowed `self.root` occurs here [INFO] [stderr] [INFO] [stderr] error[E0506]: cannot assign to `self.root` because it is borrowed [INFO] [stderr] --> src/ds/bst.rs:48:11 [INFO] [stderr] | [INFO] [stderr] 38 | let mut current = &self.root; [INFO] [stderr] | ---------- borrow of `self.root` occurs here [INFO] [stderr] 39 | [INFO] [stderr] 40 | while current.is_some() { [INFO] [stderr] | ------- borrow later used here [INFO] [stderr] ... [INFO] [stderr] 48 | self.root = Some(self.root.as_ref().unwrap().right.as_ref().unwrap().clone()); [INFO] [stderr] | ^^^^^^^^^ assignment to borrowed `self.root` occurs here [INFO] [stderr] [INFO] [stderr] error[E0507]: cannot move out of a shared reference [INFO] [stderr] --> src/ds/bst.rs:61:14 [INFO] [stderr] | [INFO] [stderr] 61 | *parent.as_ref().unwrap().left.unwrap() = Node { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | move occurs because value has type `std::option::Option>>`, which does not implement the `Copy` trait [INFO] [stderr] | help: consider borrowing the `Option`'s content: `parent.as_ref().unwrap().left.as_ref()` [INFO] [stderr] [INFO] [stderr] error[E0133]: call to unsafe function is unsafe and requires unsafe function or block [INFO] [stderr] --> src/ds/bst.rs:55:22 [INFO] [stderr] | [INFO] [stderr] 55 | match data.cmp(parent.as_ref().unwrap().data.as_ref().unwrap()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stderr] | [INFO] [stderr] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stderr] [INFO] [stderr] error: aborting due to 6 previous errors; 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0133, E0506, E0507. [INFO] [stderr] For more information about an error, try `rustc --explain E0133`. [INFO] [stderr] error: could not compile `rust_ds`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0133]: call to unsafe function is unsafe and requires unsafe function or block [INFO] [stderr] --> src/ds/bst.rs:55:22 [INFO] [stderr] | [INFO] [stderr] 55 | match data.cmp(parent.as_ref().unwrap().data.as_ref().unwrap()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stderr] | [INFO] [stderr] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stderr] [INFO] [stderr] error: aborting due to 6 previous errors; 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0133, E0506, E0507. [INFO] [stderr] For more information about an error, try `rustc --explain E0133`. [INFO] [stderr] error: could not compile `rust_ds`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "d15faa0b2beea3b4e8eeb63a4359d22c56170e5131a2dba31c4cb55cffbb392d"` [INFO] running `"docker" "rm" "-f" "d15faa0b2beea3b4e8eeb63a4359d22c56170e5131a2dba31c4cb55cffbb392d"` [INFO] [stdout] d15faa0b2beea3b4e8eeb63a4359d22c56170e5131a2dba31c4cb55cffbb392d