[INFO] fetching crate n-tree 0.0.1... [INFO] checking n-tree-0.0.1 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526 [INFO] extracting crate n-tree 0.0.1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate n-tree 0.0.1 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate n-tree 0.0.1 [INFO] finished tweaking crates.io crate n-tree 0.0.1 [INFO] tweaked toml for crates.io crate n-tree 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", 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] a327c2c7358fa03b693408ba00db50b9bbc1820a0e4ed7f233c1a6507006c6ec [INFO] running `Command { std: "docker" "start" "-a" "a327c2c7358fa03b693408ba00db50b9bbc1820a0e4ed7f233c1a6507006c6ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a327c2c7358fa03b693408ba00db50b9bbc1820a0e4ed7f233c1a6507006c6ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a327c2c7358fa03b693408ba00db50b9bbc1820a0e4ed7f233c1a6507006c6ec", kill_on_drop: false }` [INFO] [stdout] a327c2c7358fa03b693408ba00db50b9bbc1820a0e4ed7f233c1a6507006c6ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a8575bddf8fb2eace1fec485617153f039a189b3ea7268dd934737ad9b8f6e0 [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" "1a8575bddf8fb2eace1fec485617153f039a189b3ea7268dd934737ad9b8f6e0", kill_on_drop: false }` [INFO] [stderr] Checking n-tree v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0658]: non-builtin inner attributes are unstable [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![license = "MIT"] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54726 for more information [INFO] [stdout] = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: non-builtin inner attributes are unstable [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![license = "MIT"] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #54726 for more information [INFO] [stdout] = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `license` in this scope [INFO] [stdout] --> src/lib.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | #![license = "MIT"] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `ref_slice` in module `slice` [INFO] [stdout] --> src/lib.rs:108:32 [INFO] [stdout] | [INFO] [stdout] 108 | stack: vec![slice::ref_slice(self).iter()], [INFO] [stdout] | ^^^^^^^^^ not found in `slice` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `license` in this scope [INFO] [stdout] --> src/lib.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | #![license = "MIT"] [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Items` in module `slice` [INFO] [stdout] --> src/lib.rs:170:20 [INFO] [stdout] | [INFO] [stdout] 170 | points: slice::Items<'t, P>, [INFO] [stdout] | ^^^^^ not found in `slice` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Items` in module `slice` [INFO] [stdout] --> src/lib.rs:171:23 [INFO] [stdout] | [INFO] [stdout] 171 | stack: Vec>> [INFO] [stdout] | ^^^^^ not found in `slice` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused label [INFO] [stdout] --> src/lib.rs:195:17 [INFO] [stdout] | [INFO] [stdout] 195 | 'children: loop { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(unused_labels)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0107]: wrong number of type arguments: expected 0, found 1 [INFO] [stdout] --> src/lib.rs:174:40 [INFO] [stdout] | [INFO] [stdout] 174 | impl<'t, 'q, R: Region

, P> Iterator<&'t P> for RangeQuery<'t, 'q, R, P> { [INFO] [stdout] | ^^^^^ unexpected type argument [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `ref_slice` in module `slice` [INFO] [stdout] --> src/lib.rs:108:32 [INFO] [stdout] | [INFO] [stdout] 108 | stack: vec![slice::ref_slice(self).iter()], [INFO] [stdout] | ^^^^^^^^^ not found in `slice` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Items` in module `slice` [INFO] [stdout] --> src/lib.rs:170:20 [INFO] [stdout] | [INFO] [stdout] 170 | points: slice::Items<'t, P>, [INFO] [stdout] | ^^^^^ not found in `slice` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Items` in module `slice` [INFO] [stdout] --> src/lib.rs:171:23 [INFO] [stdout] | [INFO] [stdout] 171 | stack: Vec>> [INFO] [stdout] | ^^^^^ not found in `slice` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused label [INFO] [stdout] --> src/lib.rs:195:17 [INFO] [stdout] | [INFO] [stdout] 195 | 'children: loop { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(unused_labels)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0107]: wrong number of type arguments: expected 0, found 1 [INFO] [stdout] --> src/lib.rs:174:40 [INFO] [stdout] | [INFO] [stdout] 174 | impl<'t, 'q, R: Region

, P> Iterator<&'t P> for RangeQuery<'t, 'q, R, P> { [INFO] [stdout] | ^^^^^ unexpected type argument [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0046]: not all trait items implemented, missing: `Item` [INFO] [stdout] --> src/lib.rs:174:1 [INFO] [stdout] | [INFO] [stdout] 174 | impl<'t, 'q, R: Region

, P> Iterator<&'t P> for RangeQuery<'t, 'q, R, P> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `Item` in implementation [INFO] [stdout] | [INFO] [stdout] = help: implement the missing item: `type Item = Type;` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0046]: not all trait items implemented, missing: `Item` [INFO] [stdout] --> src/lib.rs:174:1 [INFO] [stdout] | [INFO] [stdout] 174 | impl<'t, 'q, R: Region

, P> Iterator<&'t P> for RangeQuery<'t, 'q, R, P> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `Item` in implementation [INFO] [stdout] | [INFO] [stdout] = help: implement the missing item: `type Item = Type;` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 8 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0046, E0107, E0412, E0425, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0046`. [INFO] [stdout] [INFO] [stderr] error: could not compile `n-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] [stdout] error: aborting due to 8 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0046, E0107, E0412, E0425, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0046`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "1a8575bddf8fb2eace1fec485617153f039a189b3ea7268dd934737ad9b8f6e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a8575bddf8fb2eace1fec485617153f039a189b3ea7268dd934737ad9b8f6e0", kill_on_drop: false }` [INFO] [stdout] 1a8575bddf8fb2eace1fec485617153f039a189b3ea7268dd934737ad9b8f6e0