[INFO] cloning repository https://github.com/nathanfaucett/rs-collection_traits [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nathanfaucett/rs-collection_traits" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathanfaucett%2Frs-collection_traits", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathanfaucett%2Frs-collection_traits'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 59414f0b0ae785ae07c665e7159c9fc4c82e6f95 [INFO] testing nathanfaucett/rs-collection_traits against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathanfaucett%2Frs-collection_traits" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nathanfaucett/rs-collection_traits on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nathanfaucett/rs-collection_traits [INFO] finished tweaking git repo https://github.com/nathanfaucett/rs-collection_traits [INFO] tweaked toml for git repo https://github.com/nathanfaucett/rs-collection_traits written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/nathanfaucett/rs-collection_traits already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 963df28855323054d2ba43c7fed801f3bfeb6a92d7483846f9ac3960a71e329e [INFO] running `Command { std: "docker" "start" "-a" "963df28855323054d2ba43c7fed801f3bfeb6a92d7483846f9ac3960a71e329e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "963df28855323054d2ba43c7fed801f3bfeb6a92d7483846f9ac3960a71e329e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "963df28855323054d2ba43c7fed801f3bfeb6a92d7483846f9ac3960a71e329e", kill_on_drop: false }` [INFO] [stdout] 963df28855323054d2ba43c7fed801f3bfeb6a92d7483846f9ac3960a71e329e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f53e6ccbb4f991da8194ba938cb6dd89b29a18e79bc17f469cc42351ef5f892 [INFO] running `Command { std: "docker" "start" "-a" "3f53e6ccbb4f991da8194ba938cb6dd89b29a18e79bc17f469cc42351ef5f892", kill_on_drop: false }` [INFO] [stderr] Compiling collection_traits v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(custom_attribute)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in favor of `#![register_tool]` and `#![register_attr]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `alloc::btree_map` [INFO] [stdout] --> src/btree_map.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::btree_map::{BTreeMap, Iter, IterMut}; [INFO] [stdout] | ^^^^^^^^^ could not find `btree_map` in `alloc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `alloc::btree_set` [INFO] [stdout] --> src/btree_set.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::btree_set::BTreeSet; [INFO] [stdout] | ^^^^^^^^^ could not find `btree_set` in `alloc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved imports `alloc::linked_list`, `alloc::linked_list` [INFO] [stdout] --> src/linked_list.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::linked_list::{self, LinkedList}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^ no `linked_list` in the root [INFO] [stdout] | | [INFO] [stdout] | could not find `linked_list` in `alloc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Iter` in module `linked_list` [INFO] [stdout] --> src/linked_list.rs:125:30 [INFO] [stdout] | [INFO] [stdout] 125 | type Iter = linked_list::Iter<'a, T>; [INFO] [stdout] | ^^^^ not found in `linked_list` [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::collections::binary_heap::Iter; [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::collections::btree_map::Iter; [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::collections::btree_set::Iter; [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::collections::linked_list::Iter; [INFO] [stdout] | [INFO] [stdout] and 8 other candidates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `IterMut` in module `linked_list` [INFO] [stdout] --> src/linked_list.rs:134:33 [INFO] [stdout] | [INFO] [stdout] 134 | type IterMut = linked_list::IterMut<'a, T>; [INFO] [stdout] | ^^^^^^^ not found in `linked_list` [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::collections::btree_map::IterMut; [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::collections::linked_list::IterMut; [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::collections::vec_deque::IterMut; [INFO] [stdout] | [INFO] [stdout] 1 | use alloc::slice::IterMut; [INFO] [stdout] | [INFO] [stdout] and 3 other candidates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/get_mut.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | fn get_mut(&mut self, K) -> Option<&mut Self::Output>; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: K` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` 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 the 2018 edition! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/get.rs:8:19 [INFO] [stdout] | [INFO] [stdout] 8 | fn get(&self, K) -> Option<&Self::Output>; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: K` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `collection_traits` [INFO] [stdout] error: aborting due to 6 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0557. [INFO] [stdout] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3f53e6ccbb4f991da8194ba938cb6dd89b29a18e79bc17f469cc42351ef5f892", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f53e6ccbb4f991da8194ba938cb6dd89b29a18e79bc17f469cc42351ef5f892", kill_on_drop: false }` [INFO] [stdout] 3f53e6ccbb4f991da8194ba938cb6dd89b29a18e79bc17f469cc42351ef5f892