[INFO] fetching crate try_v2 0.11.0...
[INFO] testing try_v2-0.11.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate try_v2 0.11.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate try_v2 0.11.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate try_v2 0.11.0
[INFO] tweaked toml for crates.io crate try_v2 0.11.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate try_v2 0.11.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate try_v2 0.11.0 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]    --> Cargo.toml:107:12
[INFO] [stderr]     |
[INFO] [stderr] 107 | homepage = "https://github.com/MusicalNinjaDad/try_v2"
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 112 | repository = "https://github.com/MusicalNinjaDad/try_v2"
[INFO] [stderr]     |              -------------------------------------------
[INFO] [stderr]     |
[INFO] [stderr]     = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `try_v2` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] bc8084a43a68ab227bbb2293becd729725c364bc971a40c7bcc47462619ab270
[INFO] running `Command { std: "docker" "start" "bc8084a43a68ab227bbb2293becd729725c364bc971a40c7bcc47462619ab270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc8084a43a68ab227bbb2293becd729725c364bc971a40c7bcc47462619ab270", 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" "bc8084a43a68ab227bbb2293becd729725c364bc971a40c7bcc47462619ab270" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc8084a43a68ab227bbb2293becd729725c364bc971a40c7bcc47462619ab270", 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" "bc8084a43a68ab227bbb2293becd729725c364bc971a40c7bcc47462619ab270" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]    --> Cargo.toml:107:12
[INFO] [stderr]     |
[INFO] [stderr] 107 | homepage = "https://github.com/MusicalNinjaDad/try_v2"
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 112 | repository = "https://github.com/MusicalNinjaDad/try_v2"
[INFO] [stderr]     |              -------------------------------------------
[INFO] [stderr]     |
[INFO] [stderr]     = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `try_v2` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling unicode-segmentation v1.13.3
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling indexmap v2.14.1
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling syn v3.0.4
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling derive_more v2.1.1
[INFO] [stderr]    Compiling build_safely v0.5.4
[INFO] [stderr]    Compiling try_v2_traits v0.10.1
[INFO] [stderr]    Compiling proc_macro2_diagnostic v0.8.0
[INFO] [stderr]    Compiling try_v2_derive v0.11.0
[INFO] [stderr]    Compiling try_v2_traits v0.11.0
[INFO] [stderr]    Compiling try_v2 v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `try_v2_derive`
[INFO] [stderr]  --> Cargo.toml:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | [dependencies.try_v2_derive]
[INFO] [stderr]   |               ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `try_v2_derive`
[INFO] [stderr] warning: unused dependency `try_v2_traits`
[INFO] [stderr]   --> Cargo.toml:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | [dependencies.try_v2_traits]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `try_v2_traits`
[INFO] [stderr] warning: `try_v2` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.05s
[INFO] running `Command { std: "docker" "inspect" "bc8084a43a68ab227bbb2293becd729725c364bc971a40c7bcc47462619ab270", 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" "bc8084a43a68ab227bbb2293becd729725c364bc971a40c7bcc47462619ab270" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]    --> Cargo.toml:107:12
[INFO] [stderr]     |
[INFO] [stderr] 107 | homepage = "https://github.com/MusicalNinjaDad/try_v2"
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 112 | repository = "https://github.com/MusicalNinjaDad/try_v2"
[INFO] [stderr]     |              -------------------------------------------
[INFO] [stderr]     |
[INFO] [stderr]     = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `try_v2` (manifest) generated 1 warning
[INFO] [stderr]    Compiling log v0.4.34
[INFO] [stderr]    Compiling try_v2 v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> examples/Transpose.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait_v2)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `try_v2` (example "Transpose") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `try_v2_derive::Try`
[INFO] [stdout]  --> examples/TraitExt_Try.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use try_v2_derive::Try;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^---
[INFO] [stdout]   |                    |
[INFO] [stdout]   |                    no `Try` in the root
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this trait instead
[INFO] [stdout]   |
[INFO] [stdout] 9 - use try_v2_derive::Try;
[INFO] [stdout] 9 + use std::ops::Try;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> examples/TraitExt_Try.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(try_trait_v2)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> examples/chaining.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait_v2)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try`
[INFO] [stdout]   --> examples/TraitExt_Try.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let n = self? + rhs;
[INFO] [stdout]    |                 ^^^^^ the `?` operator cannot be applied to type `Counter<N>`
[INFO] [stdout]    |
[INFO] [stdout] help: the nightly-only, unstable trait `Try` is not implemented for `Counter<N>`
[INFO] [stdout]   --> examples/TraitExt_Try.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum Counter<N> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> examples/TraitExt_Try.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn add(self, rhs: M) -> Self::Output {
[INFO] [stdout]    |     ------------------------------------ this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 37 |         info!("adding {rhs} to counter");
[INFO] [stdout] 38 |         let n = self? + rhs;
[INFO] [stdout]    |                     ^ cannot use the `?` operator in a method that returns `Counter<N>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `try_v2` (example "chaining") due to 1 previous error
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `try_v2` (example "TraitExt_Try") due to 4 previous errors
[INFO] [stdout] error[E0432]: unresolved import `try_v2_derive::Try`
[INFO] [stdout]  --> examples/TryFrom2.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use try_v2_derive::Try;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^---
[INFO] [stdout]   |                    |
[INFO] [stdout]   |                    no `Try` in the root
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this trait instead
[INFO] [stdout]   |
[INFO] [stdout] 6 - use try_v2_derive::Try;
[INFO] [stdout] 6 + use std::ops::Try;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> examples/doubleQ.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(try_trait_v2)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `FromResidual` in this scope
[INFO] [stdout]   --> examples/TryFrom2.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[FromResidual(Result<_, Self::Residual>)]
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> examples/TryFrom2.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(try_trait_v2)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Eightball<Even, Odd>: Try` is not satisfied
[INFO] [stdout]   --> examples/TryFrom2.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 |     type Return = Eightball<Self, Odd>;
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the nightly-only, unstable trait `Try` is not implemented for `Eightball<Even, Odd>`
[INFO] [stdout]   --> examples/TryFrom2.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | enum Eightball<Y, N> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `try_v2` (example "doubleQ") due to 1 previous error
[INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try`
[INFO] [stdout]   --> examples/TryFrom2.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let n = <Even as TryFrom<i32>>::try_from(num)?;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the `?` operator cannot be applied to type `Eightball<Even, Odd>`
[INFO] [stdout]    |
[INFO] [stdout] help: the nightly-only, unstable trait `Try` is not implemented for `Eightball<Even, Odd>`
[INFO] [stdout]   --> examples/TryFrom2.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | enum Eightball<Y, N> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> examples/TryFrom2.rs:77:50
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn even_string_own_try_type(num: i32) -> Eightball<String, Odd> {
[INFO] [stdout]    | --------------------------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 77 |     let n = <Even as TryFrom<i32>>::try_from(num)?;
[INFO] [stdout]    |                                                  ^ cannot use the `?` operator in a function that returns `Eightball<String, Odd>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> examples/TryFrom2.rs:85:51
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn even_string_via_result(num: i32) -> Eightball<String, Odd> {
[INFO] [stdout]    | ------------------------------------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 85 |     let n = <Even2 as TryFrom<i32>>::try_from(num)?;
[INFO] [stdout]    |                                                   ^ cannot use the `?` operator in a function that returns `Eightball<String, Odd>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `try_v2` (example "TryFrom2") due to 7 previous errors
[INFO] [stderr] warning: unused dependency `try_v2_derive`
[INFO] [stderr]  --> Cargo.toml:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | [dependencies.try_v2_derive]
[INFO] [stderr]   |               ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `try_v2_derive`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: unused dependency `try_v2_traits`
[INFO] [stderr]   --> Cargo.toml:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | [dependencies.try_v2_traits]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `try_v2_traits`
[INFO] [stderr] warning: `try_v2` (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "inspect" "bc8084a43a68ab227bbb2293becd729725c364bc971a40c7bcc47462619ab270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8084a43a68ab227bbb2293becd729725c364bc971a40c7bcc47462619ab270", kill_on_drop: false }`
[INFO] [stdout] bc8084a43a68ab227bbb2293becd729725c364bc971a40c7bcc47462619ab270
