[INFO] fetching crate pex 0.2.4...
[INFO] testing pex-0.2.4 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate pex 0.2.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate pex 0.2.4
[INFO] finished tweaking crates.io crate pex 0.2.4
[INFO] tweaked toml for crates.io crate pex 0.2.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pex 0.2.4 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "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" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to highest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7dc2a9399c0943e6b5e0af4b66767ea1a1fbd42c39185cd8b3ae4284c43ce061
[INFO] running `Command { std: "docker" "start" "7dc2a9399c0943e6b5e0af4b66767ea1a1fbd42c39185cd8b3ae4284c43ce061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dc2a9399c0943e6b5e0af4b66767ea1a1fbd42c39185cd8b3ae4284c43ce061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7dc2a9399c0943e6b5e0af4b66767ea1a1fbd42c39185cd8b3ae4284c43ce061" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dc2a9399c0943e6b5e0af4b66767ea1a1fbd42c39185cd8b3ae4284c43ce061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7dc2a9399c0943e6b5e0af4b66767ea1a1fbd42c39185cd8b3ae4284c43ce061" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling pex v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(try_trait_v2, try_blocks)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `const_mut_refs` has been stable since `1.83.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `regex-automata`
[INFO] [stdout]   --> src/states/mod.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[cfg(feature = "regex-automata")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `alloc`, `default`, and `regex`
[INFO] [stdout]    = help: consider adding `regex-automata` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `ucd-trie`
[INFO] [stdout]   --> src/states/mod.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[cfg(feature = "ucd-trie")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `alloc`, `default`, and `regex`
[INFO] [stdout]    = help: consider adding `ucd-trie` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `regex-automata`
[INFO] [stdout]    --> src/states/builtin.rs:102:11
[INFO] [stdout]     |
[INFO] [stdout] 102 |     #[cfg(feature = "regex-automata")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `alloc`, `default`, and `regex`
[INFO] [stdout]     = help: consider adding `regex-automata` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_mut_refs` has been stable since 1.83.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(const_mut_refs, const_for, const_try)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `error_in_core` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(error_in_core)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 lifetime arguments but 1 lifetime argument was supplied
[INFO] [stdout]   --> src/patterns/mod.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl<P> Pattern<'static> for NamedPattern<P>
[INFO] [stdout]    |         ^^^^^^^--------- help: remove the unnecessary generics
[INFO] [stdout]    |         |
[INFO] [stdout]    |         expected 0 lifetime arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: missing generics for associated type `core::str::pattern::Pattern::Searcher`
[INFO] [stdout]   --> src/patterns/mod.rs:37:61
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn into_searcher(self, haystack: &'static str) -> Self::Searcher {
[INFO] [stdout]    |                                                             ^^^^^^^^ expected 1 lifetime argument
[INFO] [stdout]    |
[INFO] [stdout] help: add missing lifetime argument
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn into_searcher(self, haystack: &'static str) -> Self::Searcher<'_> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 lifetime arguments but 1 lifetime argument was supplied
[INFO] [stdout]   --> src/patterns/mod.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     P: Pattern<'static>,
[INFO] [stdout]    |        ^^^^^^^--------- help: remove the unnecessary generics
[INFO] [stdout]    |        |
[INFO] [stdout]    |        expected 0 lifetime arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0195]: lifetime parameters or bounds on associated type `Searcher` do not match the trait declaration
[INFO] [stdout]   --> src/patterns/mod.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 35 |     type Searcher = P::Searcher;
[INFO] [stdout]    |                  ^ lifetimes do not match associated type in trait
[INFO] [stdout]    |
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/str/pattern.rs:101:4
[INFO] [stdout]    |
[INFO] [stdout]    = note: lifetimes in impl do not match this associated type in trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: missing generics for associated type `core::str::pattern::Pattern::Searcher`
[INFO] [stdout]   --> src/patterns/mod.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |     type Searcher = P::Searcher;
[INFO] [stdout]    |                        ^^^^^^^^ expected 1 lifetime argument
[INFO] [stdout]    |
[INFO] [stdout] help: add missing lifetime argument
[INFO] [stdout]    |
[INFO] [stdout] 35 |     type Searcher = P::Searcher<'a>;
[INFO] [stdout]    |                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: method not compatible with trait
[INFO] [stdout]   --> src/patterns/mod.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn is_contained_in(self, haystack: &'static str) -> bool {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected signature `fn(NamedPattern<_>, &_) -> _`
[INFO] [stdout]               found signature `fn(NamedPattern<_>, &'static _) -> _`
[INFO] [stdout] note: the anonymous lifetime as defined here...
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/str/pattern.rs:109:39
[INFO] [stdout]    = note: ...does not necessarily outlive the static lifetime
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: method not compatible with trait
[INFO] [stdout]   --> src/patterns/mod.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn is_prefix_of(self, haystack: &'static str) -> bool {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected signature `fn(NamedPattern<_>, &_) -> _`
[INFO] [stdout]               found signature `fn(NamedPattern<_>, &'static _) -> _`
[INFO] [stdout] note: the anonymous lifetime as defined here...
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/str/pattern.rs:115:36
[INFO] [stdout]    = note: ...does not necessarily outlive the static lifetime
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: missing generics for associated type `core::str::pattern::Pattern::Searcher`
[INFO] [stdout]   --> src/patterns/mod.rs:51:15
[INFO] [stdout]    |
[INFO] [stdout] 51 |         Self::Searcher: ReverseSearcher<'static>,
[INFO] [stdout]    |               ^^^^^^^^ expected 1 lifetime argument
[INFO] [stdout]    |
[INFO] [stdout] help: add missing lifetime argument
[INFO] [stdout]    |
[INFO] [stdout] 51 |         Self::Searcher<'a>: ReverseSearcher<'static>,
[INFO] [stdout]    |                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0195]: lifetime parameters or bounds on method `is_suffix_of` do not match the trait declaration
[INFO] [stdout]   --> src/patterns/mod.rs:49:20
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn is_suffix_of(self, haystack: &'static str) -> bool
[INFO] [stdout]    |                    ^ lifetimes do not match method in trait
[INFO] [stdout]    |
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/str/pattern.rs:121:4
[INFO] [stdout]   ::: /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/str/pattern.rs:123:48
[INFO] [stdout]    |
[INFO] [stdout]    = note: lifetimes in impl do not match this method in trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: method not compatible with trait
[INFO] [stdout]   --> src/patterns/mod.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn strip_prefix_of(self, haystack: &'static str) -> Option<&'static str> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected signature `fn(NamedPattern<_>, &_) -> Option<&_>`
[INFO] [stdout]               found signature `fn(NamedPattern<_>, &'static _) -> Option<&'static _>`
[INFO] [stdout] note: the anonymous lifetime as defined here...
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/str/pattern.rs:130:39
[INFO] [stdout]    = note: ...does not necessarily outlive the static lifetime
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: missing generics for associated type `core::str::pattern::Pattern::Searcher`
[INFO] [stdout]   --> src/patterns/mod.rs:62:15
[INFO] [stdout]    |
[INFO] [stdout] 62 |         Self::Searcher: ReverseSearcher<'static>,
[INFO] [stdout]    |               ^^^^^^^^ expected 1 lifetime argument
[INFO] [stdout]    |
[INFO] [stdout] help: add missing lifetime argument
[INFO] [stdout]    |
[INFO] [stdout] 62 |         Self::Searcher<'a>: ReverseSearcher<'static>,
[INFO] [stdout]    |                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0195]: lifetime parameters or bounds on method `strip_suffix_of` do not match the trait declaration
[INFO] [stdout]   --> src/patterns/mod.rs:60:23
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn strip_suffix_of(self, haystack: &'static str) -> Option<&'static str>
[INFO] [stdout]    |                       ^ lifetimes do not match method in trait
[INFO] [stdout]    |
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/str/pattern.rs:146:4
[INFO] [stdout]   ::: /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/str/pattern.rs:148:48
[INFO] [stdout]    |
[INFO] [stdout]    = note: lifetimes in impl do not match this method in trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 lifetime arguments but 1 lifetime argument was supplied
[INFO] [stdout]   --> src/patterns/mod.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     P: Pattern<'p> + Clone,
[INFO] [stdout]    |        ^^^^^^^---- help: remove the unnecessary generics
[INFO] [stdout]    |        |
[INFO] [stdout]    |        expected 0 lifetime arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `results::ParseResult<'i, core::convert::Infallible>: Residual<(states::ParseState<'i>, T)>` is not satisfied
[INFO] [stdout]   --> src/results/residual.rs:5:21
[INFO] [stdout]    |
[INFO] [stdout]  5 |     type Residual = ParseResult<'i, Infallible>;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the nightly-only, unstable trait `Residual<(states::ParseState<'i>, T)>` is not implemented for `results::ParseResult<'i, core::convert::Infallible>`
[INFO] [stdout]   --> src/results/mod.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum ParseResult<'i, T> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: the following other types implement trait `Residual<O>`
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/option.rs:2901:0
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Option<core::convert::Infallible>` implements `Residual<T>`
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/result.rs:2209:0
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Result<core::convert::Infallible, E>` implements `Residual<T>`
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/control_flow.rs:138:0
[INFO] [stdout]    |
[INFO] [stdout]    = note: `core::ops::ControlFlow<B, core::convert::Infallible>` implements `Residual<C>`
[INFO] [stdout] note: required by a bound in `core::ops::Try::Residual`
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/try_trait.rs:160:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 lifetime arguments but 1 lifetime argument was supplied
[INFO] [stdout]   --> src/states/builtin.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |         P: Pattern<'p>,
[INFO] [stdout]    |            ^^^^^^^---- help: remove the unnecessary generics
[INFO] [stdout]    |            |
[INFO] [stdout]    |            expected 0 lifetime arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0195, E0277, E0308, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pex` (lib) due to 16 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7dc2a9399c0943e6b5e0af4b66767ea1a1fbd42c39185cd8b3ae4284c43ce061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc2a9399c0943e6b5e0af4b66767ea1a1fbd42c39185cd8b3ae4284c43ce061", kill_on_drop: false }`
[INFO] [stdout] 7dc2a9399c0943e6b5e0af4b66767ea1a1fbd42c39185cd8b3ae4284c43ce061
