[INFO] cloning repository https://github.com/mfaerevaag/semic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mfaerevaag/semic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfaerevaag%2Fsemic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfaerevaag%2Fsemic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9111c33a0e24f1ee5e7cc9ac612fbf73559b7b45
[INFO] testing mfaerevaag/semic against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfaerevaag%2Fsemic" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mfaerevaag/semic
[INFO] finished tweaking git repo https://github.com/mfaerevaag/semic
[INFO] tweaked toml for git repo https://github.com/mfaerevaag/semic written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mfaerevaag/semic on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mfaerevaag/semic already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2987bf7ec26af69ea91e0022c00cd4d196bfae71e1b8d64862f80585526fd47
[INFO] running `Command { std: "docker" "start" "-a" "a2987bf7ec26af69ea91e0022c00cd4d196bfae71e1b8d64862f80585526fd47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2987bf7ec26af69ea91e0022c00cd4d196bfae71e1b8d64862f80585526fd47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2987bf7ec26af69ea91e0022c00cd4d196bfae71e1b8d64862f80585526fd47", kill_on_drop: false }`
[INFO] [stdout] a2987bf7ec26af69ea91e0022c00cd4d196bfae71e1b8d64862f80585526fd47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd46ad30d3fe10d8548afdb69e3d457046206a31f16799de10dce64c12e9caf3
[INFO] running `Command { std: "docker" "start" "-a" "bd46ad30d3fe10d8548afdb69e3d457046206a31f16799de10dce64c12e9caf3", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling libc v0.2.31
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling ordermap v0.2.12
[INFO] [stderr]    Compiling fixedbitset v0.1.8
[INFO] [stderr]    Compiling either v1.2.0
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling lalrpop-intern v0.13.1
[INFO] [stderr]    Compiling lalrpop-util v0.13.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling diff v0.1.10
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling ena v0.5.0
[INFO] [stderr]    Compiling getopts v0.2.15
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling petgraph v0.4.8
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stdout] error[E0503]: cannot use `state` because it was mutably borrowed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/getopts-0.2.15/src/lib.rs:1033:25
[INFO] [stdout]      |
[INFO] [stdout]  978 |     let mut machine = |cont: &mut bool, (i, c): (usize, char)| {
[INFO] [stdout]      |                       ---------------------------------------- `state` is borrowed here
[INFO] [stdout] ...
[INFO] [stdout]  982 |         state = match (state, whitespace, limit) {
[INFO] [stdout]      |         ----- borrow occurs due to use of `state` in closure
[INFO] [stdout] ...
[INFO] [stdout] 1033 |     while cont && match state { B | C => true, A => false } {
[INFO] [stdout]      |                         ^^^^^ use of borrowed `state`
[INFO] [stdout] 1034 |         machine(&mut cont, (fake_i, ' '));
[INFO] [stdout]      |         ------- borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0503`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `getopts` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/borrow.rs:169:29
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/petgraph-0.4.8/src/graph_impl/stable_graph/mod.rs:1172:19
[INFO] [stdout]      |
[INFO] [stdout] 1172 |         self.iter.find_map(|(i, node)| {
[INFO] [stdout]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stdout]      |
[INFO] [stdout]      = note: candidate #1 is defined in an impl of the trait `Iterator` for the type `Enumerate<I>`
[INFO] [stdout] note: candidate #2 is defined in an impl of the trait `IterUtilsExt` for the type `I`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/petgraph-0.4.8/src/iter_utils.rs:5:5
[INFO] [stdout]      |
[INFO] [stdout]    5 | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stdout]    6 | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stdout]      | |_______________________________________________^
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]      |
[INFO] [stdout] 1172 ~         Iterator::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1173 +             node.weight.as_ref().map(move |w| (node_index(i), w))
[INFO] [stdout] 1174 +         })
[INFO] [stdout]      |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]      |
[INFO] [stdout] 1172 ~         IterUtilsExt::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1173 +             node.weight.as_ref().map(move |w| (node_index(i), w))
[INFO] [stdout] 1174 +         })
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/petgraph-0.4.8/src/graph_impl/stable_graph/mod.rs:1355:19
[INFO] [stdout]      |
[INFO] [stdout] 1355 |         self.iter.find_map(|(i, edge)|
[INFO] [stdout]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stdout]      |
[INFO] [stdout]      = note: candidate #1 is defined in an impl of the trait `Iterator` for the type `Enumerate<I>`
[INFO] [stdout] note: candidate #2 is defined in an impl of the trait `IterUtilsExt` for the type `I`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/petgraph-0.4.8/src/iter_utils.rs:5:5
[INFO] [stdout]      |
[INFO] [stdout]    5 | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stdout]    6 | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stdout]      | |_______________________________________________^
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]      |
[INFO] [stdout] 1355 ~         Iterator::find_map(&mut self.iter, |(i, edge)|
[INFO] [stdout] 1356 +             edge.weight.as_ref().map(move |weight| {
[INFO] [stdout] 1357 +                 EdgeReference {
[INFO] [stdout] 1358 +                     index: edge_index(i),
[INFO] [stdout] 1359 +                     node: edge.node,
[INFO] [stdout] 1360 +                     weight: weight,
[INFO] [stdout] 1361 +                 }
[INFO] [stdout] 1362 +             }))
[INFO] [stdout]      |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]      |
[INFO] [stdout] 1355 ~         IterUtilsExt::find_map(&mut self.iter, |(i, edge)|
[INFO] [stdout] 1356 +             edge.weight.as_ref().map(move |weight| {
[INFO] [stdout] 1357 +                 EdgeReference {
[INFO] [stdout] 1358 +                     index: edge_index(i),
[INFO] [stdout] 1359 +                     node: edge.node,
[INFO] [stdout] 1360 +                     weight: weight,
[INFO] [stdout] 1361 +                 }
[INFO] [stdout] 1362 +             }))
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/petgraph-0.4.8/src/graph_impl/stable_graph/mod.rs:1519:19
[INFO] [stdout]      |
[INFO] [stdout] 1519 |         self.iter.find_map(|(i, node)| {
[INFO] [stdout]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stdout]      |
[INFO] [stdout]      = note: candidate #1 is defined in an impl of the trait `Iterator` for the type `Enumerate<I>`
[INFO] [stdout] note: candidate #2 is defined in an impl of the trait `IterUtilsExt` for the type `I`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/petgraph-0.4.8/src/iter_utils.rs:5:5
[INFO] [stdout]      |
[INFO] [stdout]    5 | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stdout]    6 | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stdout]      | |_______________________________________________^
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]      |
[INFO] [stdout] 1519 ~         Iterator::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1520 +             if node.weight.is_some() {
[INFO] [stdout] 1521 +                 Some(node_index(i))
[INFO] [stdout] 1522 +             } else { None }
[INFO] [stdout] 1523 +         })
[INFO] [stdout]      |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]      |
[INFO] [stdout] 1519 ~         IterUtilsExt::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1520 +             if node.weight.is_some() {
[INFO] [stdout] 1521 +                 Some(node_index(i))
[INFO] [stdout] 1522 +             } else { None }
[INFO] [stdout] 1523 +         })
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/petgraph-0.4.8/src/graph_impl/stable_graph/mod.rs:1565:19
[INFO] [stdout]      |
[INFO] [stdout] 1565 |         self.iter.find_map(|(i, node)| {
[INFO] [stdout]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stdout]      |
[INFO] [stdout]      = note: candidate #1 is defined in an impl of the trait `Iterator` for the type `Enumerate<I>`
[INFO] [stdout] note: candidate #2 is defined in an impl of the trait `IterUtilsExt` for the type `I`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/petgraph-0.4.8/src/iter_utils.rs:5:5
[INFO] [stdout]      |
[INFO] [stdout]    5 | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stdout]    6 | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stdout]      | |_______________________________________________^
[INFO] [stdout] help: disambiguate the method for candidate #1
[INFO] [stdout]      |
[INFO] [stdout] 1565 ~         Iterator::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1566 +             if node.weight.is_some() {
[INFO] [stdout] 1567 +                 Some(edge_index(i))
[INFO] [stdout] 1568 +             } else { None }
[INFO] [stdout] 1569 +         })
[INFO] [stdout]      |
[INFO] [stdout] help: disambiguate the method for candidate #2
[INFO] [stdout]      |
[INFO] [stdout] 1565 ~         IterUtilsExt::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1566 +             if node.weight.is_some() {
[INFO] [stdout] 1567 +                 Some(edge_index(i))
[INFO] [stdout] 1568 +             } else { None }
[INFO] [stdout] 1569 +         })
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `petgraph` (lib) due to 4 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "bd46ad30d3fe10d8548afdb69e3d457046206a31f16799de10dce64c12e9caf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd46ad30d3fe10d8548afdb69e3d457046206a31f16799de10dce64c12e9caf3", kill_on_drop: false }`
[INFO] [stdout] bd46ad30d3fe10d8548afdb69e3d457046206a31f16799de10dce64c12e9caf3
