[INFO] fetching crate stemflow 0.5.3...
[INFO] documenting stemflow-0.5.3 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate stemflow 0.5.3 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate stemflow 0.5.3 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stemflow 0.5.3
[INFO] finished tweaking crates.io crate stemflow 0.5.3
[INFO] tweaked toml for crates.io crate stemflow 0.5.3 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ce1495b8cf66b501872e7ae42c19f5763e93b887613b91d9a2caa453951e23b
[INFO] running `Command { std: "docker" "start" "-a" "8ce1495b8cf66b501872e7ae42c19f5763e93b887613b91d9a2caa453951e23b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ce1495b8cf66b501872e7ae42c19f5763e93b887613b91d9a2caa453951e23b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce1495b8cf66b501872e7ae42c19f5763e93b887613b91d9a2caa453951e23b", kill_on_drop: false }`
[INFO] [stdout] 8ce1495b8cf66b501872e7ae42c19f5763e93b887613b91d9a2caa453951e23b
[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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e3700893b89b7df1c55f3a67bc297473d74b122bfab16f2587426ac030bb636
[INFO] running `Command { std: "docker" "start" "-a" "8e3700893b89b7df1c55f3a67bc297473d74b122bfab16f2587426ac030bb636", kill_on_drop: false }`
[INFO] [stderr]     Checking dot v0.1.4
[INFO] [stderr]  Documenting stemflow v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `collections`
[INFO] [stdout]   --> src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | extern crate collections;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BTreeSet` in this scope
[INFO] [stdout]    --> src/fs.rs:151:26
[INFO] [stdout]     |
[INFO] [stdout] 151 | impl<A> SetAccess<A> for BTreeSet<A> where A: Access {
[INFO] [stdout]     |                          ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 15  | use std::collections::BTreeSet;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Range` in this scope
[INFO] [stdout]    --> src/fs.rs:173:36
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn range_read<'a>(&'a self) -> Range<'a, A> {
[INFO] [stdout]     |                                    ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 15  | use std::collections::btree_map::Range;
[INFO] [stdout]     |
[INFO] [stdout] 15  | use std::collections::btree_set::Range;
[INFO] [stdout]     |
[INFO] [stdout] 15  | use std::ops::Range;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Range` in this scope
[INFO] [stdout]    --> src/fs.rs:179:37
[INFO] [stdout]     |
[INFO] [stdout] 179 |     fn range_write<'a>(&'a self) -> Range<'a, A> {
[INFO] [stdout]     |                                     ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 15  | use std::collections::btree_map::Range;
[INFO] [stdout]     |
[INFO] [stdout] 15  | use std::collections::btree_set::Range;
[INFO] [stdout]     |
[INFO] [stdout] 15  | use std::ops::Range;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Range` in this scope
[INFO] [stdout]   --> src/lib.rs:53:36
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn range_read<'a>(&'a self) -> Range<'a, A>;
[INFO] [stdout]    |                                    ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::collections::btree_map::Range;
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::collections::btree_set::Range;
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::ops::Range;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Range` in this scope
[INFO] [stdout]   --> src/lib.rs:54:37
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn range_write<'a>(&'a self) -> Range<'a, A>;
[INFO] [stdout]    |                                     ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::collections::btree_map::Range;
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::collections::btree_set::Range;
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::ops::Range;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BTreeSet` in this scope
[INFO] [stdout]    --> src/lib.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 | fn set2opt<T>(list: BTreeSet<T>) -> Option<BTreeSet<T>> where T: Ord {
[INFO] [stdout]     |                     ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 24  | use std::collections::BTreeSet;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BTreeSet` in this scope
[INFO] [stdout]    --> src/lib.rs:106:44
[INFO] [stdout]     |
[INFO] [stdout] 106 | fn set2opt<T>(list: BTreeSet<T>) -> Option<BTreeSet<T>> where T: Ord {
[INFO] [stdout]     |                                            ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 24  | use std::collections::BTreeSet;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BTreeSet` in this scope
[INFO] [stdout]    --> src/lib.rs:126:14
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub acl: BTreeSet<A>,
[INFO] [stdout]     |              ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 24  | use std::collections::BTreeSet;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BTreeSet` in this scope
[INFO] [stdout]    --> src/lib.rs:127:16
[INFO] [stdout]     |
[INFO] [stdout] 127 |     underlays: BTreeSet<Arc<Domain<A>>>,
[INFO] [stdout]     |                ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 24  | use std::collections::BTreeSet;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BTreeSet` in this scope
[INFO] [stdout]    --> src/lib.rs:164:49
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn new(name: String, kind: DomainKind, acl: BTreeSet<A>,
[INFO] [stdout]     |                                                 ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 24  | use std::collections::BTreeSet;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BTreeSet` in this scope
[INFO] [stdout]    --> src/lib.rs:165:23
[INFO] [stdout]     |
[INFO] [stdout] 165 |            underlays: BTreeSet<Arc<Domain<A>>>) -> Domain<A> {
[INFO] [stdout]     |                       ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 24  | use std::collections::BTreeSet;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BTreeSet` in this scope
[INFO] [stdout]    --> src/lib.rs:262:25
[INFO] [stdout]     |
[INFO] [stdout] 262 |     fn leaves(&self) -> BTreeSet<Self>;
[INFO] [stdout]     |                         ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 24  | use std::collections::BTreeSet;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BTreeSet` in this scope
[INFO] [stdout]    --> src/lib.rs:316:25
[INFO] [stdout]     |
[INFO] [stdout] 316 |     fn leaves(&self) -> BTreeSet<Self> {
[INFO] [stdout]     |                         ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 24  | use std::collections::BTreeSet;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BTreeMap` in this scope
[INFO] [stdout]    --> src/lib.rs:344:17
[INFO] [stdout]     |
[INFO] [stdout] 344 |     ressources: BTreeMap<A, BTreeSet<Arc<Domain<A>>>>,
[INFO] [stdout]     |                 ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 24  | use std::collections::BTreeMap;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BTreeSet` in this scope
[INFO] [stdout]    --> src/lib.rs:344:29
[INFO] [stdout]     |
[INFO] [stdout] 344 |     ressources: BTreeMap<A, BTreeSet<Arc<Domain<A>>>>,
[INFO] [stdout]     |                             ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 24  | use std::collections::BTreeSet;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BTreeSet` in this scope
[INFO] [stdout]    --> src/lib.rs:345:14
[INFO] [stdout]     |
[INFO] [stdout] 345 |     domains: BTreeSet<Arc<Domain<A>>>,
[INFO] [stdout]     |              ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 24  | use std::collections::BTreeSet;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 18 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0463.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `stemflow`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name stemflow src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=64e28717b19bcb06 -L dependency=/opt/rustwide/target/debug/deps --extern dot=/opt/rustwide/target/debug/deps/libdot-4da7903648f3779a.rmeta --cap-lints=warn --crate-version 0.5.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "8e3700893b89b7df1c55f3a67bc297473d74b122bfab16f2587426ac030bb636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e3700893b89b7df1c55f3a67bc297473d74b122bfab16f2587426ac030bb636", kill_on_drop: false }`
[INFO] [stdout] 8e3700893b89b7df1c55f3a67bc297473d74b122bfab16f2587426ac030bb636