[INFO] fetching crate stemflow 0.5.3...
[INFO] building stemflow-0.5.3 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate stemflow 0.5.3 into /workspace/builds/worker-0-tc1/source
[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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stemflow 0.5.3 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96bf6ccd30f7de1ffd55c968fe0cacd117344198becb66ae0d9f6c99ea27f9f4
[INFO] running `Command { std: "docker" "start" "-a" "96bf6ccd30f7de1ffd55c968fe0cacd117344198becb66ae0d9f6c99ea27f9f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96bf6ccd30f7de1ffd55c968fe0cacd117344198becb66ae0d9f6c99ea27f9f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96bf6ccd30f7de1ffd55c968fe0cacd117344198becb66ae0d9f6c99ea27f9f4", kill_on_drop: false }`
[INFO] [stdout] 96bf6ccd30f7de1ffd55c968fe0cacd117344198becb66ae0d9f6c99ea27f9f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d97549dc0ec2f55a1bcef0155d07cdc7e1ed695d10e3250caa2fc8cc6bfd272
[INFO] running `Command { std: "docker" "start" "-a" "1d97549dc0ec2f55a1bcef0155d07cdc7e1ed695d10e3250caa2fc8cc6bfd272", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling dot v0.1.4
[INFO] [stderr]    Compiling 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: patterns aren't allowed in functions without bodies
[INFO] [stdout]   --> src/lib.rs:47:17
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn uniquify(mut self) -> Self;
[INFO] [stdout]    |                 ^^^^^^^^ help: remove `mut` from the parameter: `self`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #35203 <https://github.com/rust-lang/rust/issues/35203>
[INFO] [stdout]    = note: `#[deny(patterns_in_fns_without_body)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `collections_bound` has been stable since 1.17.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![feature(collections_bound)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `btree_range` has been stable since 1.17.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(btree_range)]
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `collections`
[INFO] [stdout]   --> src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(collections)]
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/fs.rs:154:26
[INFO] [stdout]     |
[INFO] [stdout] 154 |             Some(x) => x.contains(access),
[INFO] [stdout]     |                          ^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:107:22
[INFO] [stdout]     |
[INFO] [stdout] 106 | fn set2opt<T>(list: BTreeSet<T>) -> Option<BTreeSet<T>> where T: Ord {
[INFO] [stdout]     |            - expected this type parameter
[INFO] [stdout] 107 |     if list.len() == 0 {
[INFO] [stdout]     |                      ^ expected type parameter `T`, found integer
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type parameter `T`
[INFO] [stdout]                          found type `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:234:20
[INFO] [stdout]     |
[INFO] [stdout] 234 |             |prev, x| {
[INFO] [stdout]     |                    ^
[INFO] [stdout] ...
[INFO] [stdout] 237 |                 match x.reachable(&denied) {
[INFO] [stdout]     |                         --------- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]     |
[INFO] [stdout] 234 |             |prev, x: /* Type */| {
[INFO] [stdout]     |                     ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `Option<_>`
[INFO] [stdout]    --> src/lib.rs:234:14
[INFO] [stdout]     |
[INFO] [stdout] 234 |             |prev, x| {
[INFO] [stdout]     |              ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 240 |                         Some(p) => p.new_intersect(&dom),
[INFO] [stdout]     |                                      ------------- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type, where the placeholders `_` are specified
[INFO] [stdout]     |
[INFO] [stdout] 234 |             |prev: Option<T>, x| {
[INFO] [stdout]     |                  +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:277:25
[INFO] [stdout]     |
[INFO] [stdout] 266 | impl<A> RefDomPriv for Arc<Domain<A>> where A: Access {
[INFO] [stdout]     |      - expected this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 277 |         if acl.len() == 0 {
[INFO] [stdout]     |                         ^ expected type parameter `A`, found integer
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type parameter `A`
[INFO] [stdout]                          found type `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:317:36
[INFO] [stdout]     |
[INFO] [stdout] 266 | impl<A> RefDomPriv for Arc<Domain<A>> where A: Access {
[INFO] [stdout]     |      - expected this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 317 |         if self.underlays.len() == 0 {
[INFO] [stdout]     |                                    ^ expected type parameter `A`, found integer
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type parameter `A`
[INFO] [stdout]                          found type `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:321:45
[INFO] [stdout]     |
[INFO] [stdout] 321 |             self.underlays.iter().flat_map(|x| x.leaves().into_iter()).collect()
[INFO] [stdout]     |                                             ^    ------ type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]     |
[INFO] [stdout] 321 |             self.underlays.iter().flat_map(|x: /* Type */| x.leaves().into_iter()).collect()
[INFO] [stdout]     |                                              ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:327:31
[INFO] [stdout]     |
[INFO] [stdout] 327 |             Some(x) => Some(x.clone()),
[INFO] [stdout]     |                               ^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:330:31
[INFO] [stdout]     |
[INFO] [stdout] 330 |                     match dom.transition_underlays(&target) {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:380:48
[INFO] [stdout]     |
[INFO] [stdout] 380 |             match self.ressources.entry(access.clone()) {
[INFO] [stdout]     |                                                ^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `&(_, _)`
[INFO] [stdout]    --> src/lib.rs:406:29
[INFO] [stdout]     |
[INFO] [stdout] 406 |                     filter(|&(k, _)| k.contains(&*access)).
[INFO] [stdout]     |                             ^^^^^^^    -------- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type, where the placeholders `_` are specified
[INFO] [stdout]     |
[INFO] [stdout] 406 |                     filter(|&(k, _): &(_, _)| k.contains(&*access)).
[INFO] [stdout]     |                                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:407:44
[INFO] [stdout]     |
[INFO] [stdout] 407 |                     fold(BTreeSet::new(), |prev, (_, v)| prev.union(v).cloned().collect()))
[INFO] [stdout]     |                                            ^^^^               ----- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]     |
[INFO] [stdout] 407 |                     fold(BTreeSet::new(), |prev: /* Type */, (_, v)| prev.union(v).cloned().collect()))
[INFO] [stdout]     |                                                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:410:17
[INFO] [stdout]     |
[INFO] [stdout] 410 |             let doms = match aci.next() {
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 423 |                             Some(da) => set2opt(p.intersection(&da).cloned().collect()),
[INFO] [stdout]     |                                                   ------------ type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving `doms` an explicit type
[INFO] [stdout]     |
[INFO] [stdout] 410 |             let doms: /* Type */ = match aci.next() {
[INFO] [stdout]     |                     ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:433:37
[INFO] [stdout]     |
[INFO] [stdout] 433 |                 let mut domi = doms.iter();
[INFO] [stdout]     |                                     ^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:436:33
[INFO] [stdout]     |
[INFO] [stdout] 436 |                         match d.new_intersect_all(&domi.collect()) {
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:587:58
[INFO] [stdout]     |
[INFO] [stdout] 587 |         let mut nodes: Vec<_> = self.domains.iter().map(|x| Node::Dom(x.clone()))
[INFO] [stdout]     |                                                          ^              ----- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]     |
[INFO] [stdout] 587 |         let mut nodes: Vec<_> = self.domains.iter().map(|x: /* Type */| Node::Dom(x.clone()))
[INFO] [stdout]     |                                                           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:588:48
[INFO] [stdout]     |
[INFO] [stdout] 588 |             .chain(self.ressources.keys().map(|x| Node::Access(x.clone())))
[INFO] [stdout]     |                                                ^                 ----- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]     |
[INFO] [stdout] 588 |             .chain(self.ressources.keys().map(|x: /* Type */| Node::Access(x.clone())))
[INFO] [stdout]     |                                                 ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0308, E0463, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stemflow` (lib) due to 20 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1d97549dc0ec2f55a1bcef0155d07cdc7e1ed695d10e3250caa2fc8cc6bfd272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d97549dc0ec2f55a1bcef0155d07cdc7e1ed695d10e3250caa2fc8cc6bfd272", kill_on_drop: false }`
[INFO] [stdout] 1d97549dc0ec2f55a1bcef0155d07cdc7e1ed695d10e3250caa2fc8cc6bfd272