[INFO] cloning repository https://github.com/louisstewart/AVLTreeRs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/louisstewart/AVLTreeRs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouisstewart%2FAVLTreeRs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouisstewart%2FAVLTreeRs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cc90045787167a00d425ed9b96bccfb4d18de63f [INFO] checking louisstewart/AVLTreeRs against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouisstewart%2FAVLTreeRs" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/louisstewart/AVLTreeRs on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/louisstewart/AVLTreeRs [INFO] finished tweaking git repo https://github.com/louisstewart/AVLTreeRs [INFO] tweaked toml for git repo https://github.com/louisstewart/AVLTreeRs written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/louisstewart/AVLTreeRs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] db91d0a36678f60ea41cc507b4091282a65cd97397d2b0031d28f7295139609f [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" "db91d0a36678f60ea41cc507b4091282a65cd97397d2b0031d28f7295139609f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db91d0a36678f60ea41cc507b4091282a65cd97397d2b0031d28f7295139609f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db91d0a36678f60ea41cc507b4091282a65cd97397d2b0031d28f7295139609f", kill_on_drop: false }` [INFO] [stdout] db91d0a36678f60ea41cc507b4091282a65cd97397d2b0031d28f7295139609f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a2b77cd84f02aec944a9d7e8c939b7595bc82a048052ea6eed61c303593ea8c3 [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" "a2b77cd84f02aec944a9d7e8c939b7595bc82a048052ea6eed61c303593ea8c3", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.18 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found keyword `true` [INFO] [stdout] --> src/tree.rs:60:17 [INFO] [stdout] | [INFO] [stdout] 59 | self.root = Some(delete(node, val)) [INFO] [stdout] | - expected one of `.`, `;`, `?`, `}`, or an operator [INFO] [stdout] 60 | true [INFO] [stdout] | ^^^^ unexpected token [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found keyword `false` [INFO] [stdout] --> src/tree.rs:64:17 [INFO] [stdout] | [INFO] [stdout] 63 | self.root = None [INFO] [stdout] | - expected one of 8 possible tokens [INFO] [stdout] 64 | false [INFO] [stdout] | ^^^^^ unexpected token [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `t` in this scope [INFO] [stdout] --> src/tree.rs:221:79 [INFO] [stdout] | [INFO] [stdout] 221 | fn remove_in(node : Option>>, val : t) [INFO] [stdout] | - similarly named type parameter `T` defined here ^ help: a type parameter with a similar name exists: `T` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tree.rs:162:11 [INFO] [stdout] | [INFO] [stdout] 162 | -1...1 => return node, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found keyword `true` [INFO] [stdout] --> src/tree.rs:60:17 [INFO] [stdout] | [INFO] [stdout] 59 | self.root = Some(delete(node, val)) [INFO] [stdout] | - expected one of `.`, `;`, `?`, `}`, or an operator [INFO] [stdout] 60 | true [INFO] [stdout] | ^^^^ unexpected token [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found keyword `false` [INFO] [stdout] --> src/tree.rs:64:17 [INFO] [stdout] | [INFO] [stdout] 63 | self.root = None [INFO] [stdout] | - expected one of 8 possible tokens [INFO] [stdout] 64 | false [INFO] [stdout] | ^^^^^ unexpected token [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `t` in this scope [INFO] [stdout] --> src/tree.rs:221:79 [INFO] [stdout] | [INFO] [stdout] 221 | fn remove_in(node : Option>>, val : t) [INFO] [stdout] | - similarly named type parameter `T` defined here ^ help: a type parameter with a similar name exists: `T` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/tree.rs:162:11 [INFO] [stdout] | [INFO] [stdout] 162 | -1...1 => return node, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no variant or associated item named `More` found for enum `std::cmp::Ordering` in the current scope [INFO] [stdout] --> src/tree.rs:153:19 [INFO] [stdout] | [INFO] [stdout] 153 | Ordering::More => node.right = remove_in(node, val) [INFO] [stdout] | ^^^^ variant or associated item not found in `std::cmp::Ordering` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no variant or associated item named `More` found for enum `std::cmp::Ordering` in the current scope [INFO] [stdout] --> src/tree.rs:153:19 [INFO] [stdout] | [INFO] [stdout] 153 | Ordering::More => node.right = remove_in(node, val) [INFO] [stdout] | ^^^^ variant or associated item not found in `std::cmp::Ordering` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/tree.rs:150:30 [INFO] [stdout] | [INFO] [stdout] 150 | return remove_in(node, val) [INFO] [stdout] | ^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected enum `Option`, found struct `Box` [INFO] [stdout] | help: try using a variant of the expected enum: `Some(node)` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option>>` [INFO] [stdout] found struct `Box>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/tree.rs:150:30 [INFO] [stdout] | [INFO] [stdout] 150 | return remove_in(node, val) [INFO] [stdout] | ^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected enum `Option`, found struct `Box` [INFO] [stdout] | help: try using a variant of the expected enum: `Some(node)` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option>>` [INFO] [stdout] found struct `Box>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/tree.rs:150:20 [INFO] [stdout] | [INFO] [stdout] 147 | fn delete(mut node: Box>, val : T) -> Box> { [INFO] [stdout] | ------------ expected `Box>` because of return type [INFO] [stdout] ... [INFO] [stdout] 150 | return remove_in(node, val) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ expected struct `Box`, found enum `Option` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Box>` [INFO] [stdout] found enum `Option>>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/tree.rs:150:20 [INFO] [stdout] | [INFO] [stdout] 147 | fn delete(mut node: Box>, val : T) -> Box> { [INFO] [stdout] | ------------ expected `Box>` because of return type [INFO] [stdout] ... [INFO] [stdout] 150 | return remove_in(node, val) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ expected struct `Box`, found enum `Option` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Box>` [INFO] [stdout] found enum `Option>>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/tree.rs:152:49 [INFO] [stdout] | [INFO] [stdout] 152 | Ordering::Less => node.left = remove_in(node, val), [INFO] [stdout] | ^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected enum `Option`, found struct `Box` [INFO] [stdout] | help: try using a variant of the expected enum: `Some(node)` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option>` [INFO] [stdout] found struct `Box<_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/tree.rs:152:49 [INFO] [stdout] | [INFO] [stdout] 152 | Ordering::Less => node.left = remove_in(node, val), [INFO] [stdout] | ^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected enum `Option`, found struct `Box` [INFO] [stdout] | help: try using a variant of the expected enum: `Some(node)` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option>` [INFO] [stdout] found struct `Box<_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/tree.rs:153:50 [INFO] [stdout] | [INFO] [stdout] 153 | Ordering::More => node.right = remove_in(node, val) [INFO] [stdout] | ^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected enum `Option`, found struct `Box` [INFO] [stdout] | help: try using a variant of the expected enum: `Some(node)` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option>` [INFO] [stdout] found struct `Box<_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/tree.rs:222:12 [INFO] [stdout] | [INFO] [stdout] 221 | fn remove_in(node : Option>>, val : t) [INFO] [stdout] | --------- implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] 222 | -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ expected enum `Option`, found `()` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option>>` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 9 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0412, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/tree.rs:153:50 [INFO] [stdout] | [INFO] [stdout] 153 | Ordering::More => node.right = remove_in(node, val) [INFO] [stdout] | ^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected enum `Option`, found struct `Box` [INFO] [stdout] | help: try using a variant of the expected enum: `Some(node)` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option>` [INFO] [stdout] found struct `Box<_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/tree.rs:222:12 [INFO] [stdout] | [INFO] [stdout] 221 | fn remove_in(node : Option>>, val : t) [INFO] [stdout] | --------- implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] 222 | -> Option>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ expected enum `Option`, found `()` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option>>` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 9 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0412, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tree` [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: build failed [INFO] running `Command { std: "docker" "inspect" "a2b77cd84f02aec944a9d7e8c939b7595bc82a048052ea6eed61c303593ea8c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2b77cd84f02aec944a9d7e8c939b7595bc82a048052ea6eed61c303593ea8c3", kill_on_drop: false }` [INFO] [stdout] a2b77cd84f02aec944a9d7e8c939b7595bc82a048052ea6eed61c303593ea8c3