[INFO] fetching crate bolero-engine 0.10.0...
[INFO] checking bolero-engine-0.10.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate bolero-engine 0.10.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate bolero-engine 0.10.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bolero-engine 0.10.0
[INFO] finished tweaking crates.io crate bolero-engine 0.10.0
[INFO] tweaked toml for crates.io crate bolero-engine 0.10.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.22.0)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.29.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding pretty-hex v0.3.0 (latest: v0.4.1)
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (latest: v3.1.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.12)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bolero-generator v0.10.2
[INFO] [stderr]   Downloaded bolero-generator-derive v0.10.0
[INFO] [stderr]   Downloaded pretty-hex v0.3.0
[INFO] [stderr]   Downloaded winnow v0.5.40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca07708efce20788557930fde511ad4c6fd51ee3224370018d59d1e840b05fce
[INFO] running `Command { std: "docker" "start" "-a" "ca07708efce20788557930fde511ad4c6fd51ee3224370018d59d1e840b05fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca07708efce20788557930fde511ad4c6fd51ee3224370018d59d1e840b05fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca07708efce20788557930fde511ad4c6fd51ee3224370018d59d1e840b05fce", kill_on_drop: false }`
[INFO] [stdout] ca07708efce20788557930fde511ad4c6fd51ee3224370018d59d1e840b05fce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e14a4e05cb8e629c178dac718b9959e20bd763811482ead90dece4f6883dafcd
[INFO] running `Command { std: "docker" "start" "-a" "e14a4e05cb8e629c178dac718b9959e20bd763811482ead90dece4f6883dafcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling cc v1.0.96
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]    Compiling anyhow v1.0.82
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking pretty-hex v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling bolero-generator-derive v0.10.0
[INFO] [stderr]     Checking bolero-generator v0.10.2
[INFO] [stderr]     Checking bolero-engine v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `Vec<u32>: TypeGenerator` is not satisfied
[INFO] [stdout]    --> src/shrink/tests.rs:41:11
[INFO] [stdout]     |
[INFO] [stdout] 41  |     gen::<Vec<u32>>().filter_gen(|vec| vec.len() >= 3),
[INFO] [stdout]     |           ^^^^^^^^ the trait `TypeGenerator` is not implemented for `Vec<u32>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `TypeGenerator`:
[INFO] [stdout]               ()
[INFO] [stdout]               (A, B)
[INFO] [stdout]               (A, B, C)
[INFO] [stdout]               (A, B, C, D)
[INFO] [stdout]               (A, B, C, D, E)
[INFO] [stdout]               (A, B, C, D, E, F)
[INFO] [stdout]               (A, B, C, D, E, F, G)
[INFO] [stdout]               (A, B, C, D, E, F, G, H)
[INFO] [stdout]             and 75 others
[INFO] [stdout] note: required by a bound in `bolero_generator::gen`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bolero-generator-0.10.2/src/lib.rs:181:15
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub fn gen<T: TypeGenerator>() -> TypeValueGenerator<T> {
[INFO] [stdout]     |               ^^^^^^^^^^^^^ required by this bound in `gen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `filter_gen` exists for struct `TypeValueGenerator<Vec<u32>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/shrink/tests.rs:41:23
[INFO] [stdout]     |
[INFO] [stdout] 41  |     gen::<Vec<u32>>().filter_gen(|vec| vec.len() >= 3),
[INFO] [stdout]     |                       ^^^^^^^^^^ method cannot be called on `TypeValueGenerator<Vec<u32>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bolero-generator-0.10.2/src/lib.rs:144:1
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub struct TypeValueGenerator<T: TypeGenerator>(PhantomData<T>);
[INFO] [stdout]     | ----------------------------------------------- doesn't satisfy `TypeValueGenerator<Vec<u32>>: ValueGenerator`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `Vec<u32>: TypeGenerator`
[INFO] [stdout]             which is required by `TypeValueGenerator<Vec<u32>>: ValueGenerator`
[INFO] [stdout]             `TypeValueGenerator<Vec<u32>>: ValueGenerator`
[INFO] [stdout]             which is required by `&TypeValueGenerator<Vec<u32>>: ValueGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Vec<u32>: TypeGenerator` is not satisfied
[INFO] [stdout]    --> src/shrink/tests.rs:41:5
[INFO] [stdout]     |
[INFO] [stdout] 41  |     gen::<Vec<u32>>().filter_gen(|vec| vec.len() >= 3),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^ the trait `TypeGenerator` is not implemented for `Vec<u32>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `TypeGenerator`:
[INFO] [stdout]               ()
[INFO] [stdout]               (A, B)
[INFO] [stdout]               (A, B, C)
[INFO] [stdout]               (A, B, C, D)
[INFO] [stdout]               (A, B, C, D, E)
[INFO] [stdout]               (A, B, C, D, E, F)
[INFO] [stdout]               (A, B, C, D, E, F, G)
[INFO] [stdout]               (A, B, C, D, E, F, G, H)
[INFO] [stdout]             and 75 others
[INFO] [stdout] note: required by a bound in `TypeValueGenerator`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bolero-generator-0.10.2/src/lib.rs:144:34
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub struct TypeValueGenerator<T: TypeGenerator>(PhantomData<T>);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^ required by this bound in `TypeValueGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Vec<u32>: TypeGenerator` is not satisfied
[INFO] [stdout]    --> src/shrink/tests.rs:53:11
[INFO] [stdout]     |
[INFO] [stdout] 53  |     gen::<Vec<u32>>().filter_gen(|vec| vec.len() >= 3),
[INFO] [stdout]     |           ^^^^^^^^ the trait `TypeGenerator` is not implemented for `Vec<u32>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `TypeGenerator`:
[INFO] [stdout]               ()
[INFO] [stdout]               (A, B)
[INFO] [stdout]               (A, B, C)
[INFO] [stdout]               (A, B, C, D)
[INFO] [stdout]               (A, B, C, D, E)
[INFO] [stdout]               (A, B, C, D, E, F)
[INFO] [stdout]               (A, B, C, D, E, F, G)
[INFO] [stdout]               (A, B, C, D, E, F, G, H)
[INFO] [stdout]             and 75 others
[INFO] [stdout] note: required by a bound in `bolero_generator::gen`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bolero-generator-0.10.2/src/lib.rs:181:15
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub fn gen<T: TypeGenerator>() -> TypeValueGenerator<T> {
[INFO] [stdout]     |               ^^^^^^^^^^^^^ required by this bound in `gen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `filter_gen` exists for struct `TypeValueGenerator<Vec<u32>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/shrink/tests.rs:53:23
[INFO] [stdout]     |
[INFO] [stdout] 53  |     gen::<Vec<u32>>().filter_gen(|vec| vec.len() >= 3),
[INFO] [stdout]     |                       ^^^^^^^^^^ method cannot be called on `TypeValueGenerator<Vec<u32>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bolero-generator-0.10.2/src/lib.rs:144:1
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub struct TypeValueGenerator<T: TypeGenerator>(PhantomData<T>);
[INFO] [stdout]     | ----------------------------------------------- doesn't satisfy `TypeValueGenerator<Vec<u32>>: ValueGenerator`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `Vec<u32>: TypeGenerator`
[INFO] [stdout]             which is required by `TypeValueGenerator<Vec<u32>>: ValueGenerator`
[INFO] [stdout]             `TypeValueGenerator<Vec<u32>>: ValueGenerator`
[INFO] [stdout]             which is required by `&TypeValueGenerator<Vec<u32>>: ValueGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Vec<u32>: TypeGenerator` is not satisfied
[INFO] [stdout]    --> src/shrink/tests.rs:53:5
[INFO] [stdout]     |
[INFO] [stdout] 53  |     gen::<Vec<u32>>().filter_gen(|vec| vec.len() >= 3),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^ the trait `TypeGenerator` is not implemented for `Vec<u32>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `TypeGenerator`:
[INFO] [stdout]               ()
[INFO] [stdout]               (A, B)
[INFO] [stdout]               (A, B, C)
[INFO] [stdout]               (A, B, C, D)
[INFO] [stdout]               (A, B, C, D, E)
[INFO] [stdout]               (A, B, C, D, E, F)
[INFO] [stdout]               (A, B, C, D, E, F, G)
[INFO] [stdout]               (A, B, C, D, E, F, G, H)
[INFO] [stdout]             and 75 others
[INFO] [stdout] note: required by a bound in `TypeValueGenerator`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bolero-generator-0.10.2/src/lib.rs:144:34
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub struct TypeValueGenerator<T: TypeGenerator>(PhantomData<T>);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^ required by this bound in `TypeValueGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Vec<u8>: TypeGenerator` is not satisfied
[INFO] [stdout]    --> src/shrink/tests.rs:64:11
[INFO] [stdout]     |
[INFO] [stdout] 64  |     gen::<Vec<u8>>().filter_gen(|vec| vec.len() >= 3),
[INFO] [stdout]     |           ^^^^^^^ the trait `TypeGenerator` is not implemented for `Vec<u8>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `TypeGenerator`:
[INFO] [stdout]               ()
[INFO] [stdout]               (A, B)
[INFO] [stdout]               (A, B, C)
[INFO] [stdout]               (A, B, C, D)
[INFO] [stdout]               (A, B, C, D, E)
[INFO] [stdout]               (A, B, C, D, E, F)
[INFO] [stdout]               (A, B, C, D, E, F, G)
[INFO] [stdout]               (A, B, C, D, E, F, G, H)
[INFO] [stdout]             and 75 others
[INFO] [stdout] note: required by a bound in `bolero_generator::gen`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bolero-generator-0.10.2/src/lib.rs:181:15
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub fn gen<T: TypeGenerator>() -> TypeValueGenerator<T> {
[INFO] [stdout]     |               ^^^^^^^^^^^^^ required by this bound in `gen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `filter_gen` exists for struct `TypeValueGenerator<Vec<u8>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/shrink/tests.rs:64:22
[INFO] [stdout]     |
[INFO] [stdout] 64  |     gen::<Vec<u8>>().filter_gen(|vec| vec.len() >= 3),
[INFO] [stdout]     |                      ^^^^^^^^^^ method cannot be called on `TypeValueGenerator<Vec<u8>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bolero-generator-0.10.2/src/lib.rs:144:1
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub struct TypeValueGenerator<T: TypeGenerator>(PhantomData<T>);
[INFO] [stdout]     | ----------------------------------------------- doesn't satisfy `TypeValueGenerator<Vec<u8>>: ValueGenerator`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `Vec<u8>: TypeGenerator`
[INFO] [stdout]             which is required by `TypeValueGenerator<Vec<u8>>: ValueGenerator`
[INFO] [stdout]             `TypeValueGenerator<Vec<u8>>: ValueGenerator`
[INFO] [stdout]             which is required by `&TypeValueGenerator<Vec<u8>>: ValueGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Vec<u8>: TypeGenerator` is not satisfied
[INFO] [stdout]    --> src/shrink/tests.rs:64:5
[INFO] [stdout]     |
[INFO] [stdout] 64  |     gen::<Vec<u8>>().filter_gen(|vec| vec.len() >= 3),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ the trait `TypeGenerator` is not implemented for `Vec<u8>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `TypeGenerator`:
[INFO] [stdout]               ()
[INFO] [stdout]               (A, B)
[INFO] [stdout]               (A, B, C)
[INFO] [stdout]               (A, B, C, D)
[INFO] [stdout]               (A, B, C, D, E)
[INFO] [stdout]               (A, B, C, D, E, F)
[INFO] [stdout]               (A, B, C, D, E, F, G)
[INFO] [stdout]               (A, B, C, D, E, F, G, H)
[INFO] [stdout]             and 75 others
[INFO] [stdout] note: required by a bound in `TypeValueGenerator`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bolero-generator-0.10.2/src/lib.rs:144:34
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub struct TypeValueGenerator<T: TypeGenerator>(PhantomData<T>);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^ required by this bound in `TypeValueGenerator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bolero-engine` (lib test) due to 10 previous errors
[INFO] running `Command { std: "docker" "inspect" "e14a4e05cb8e629c178dac718b9959e20bd763811482ead90dece4f6883dafcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e14a4e05cb8e629c178dac718b9959e20bd763811482ead90dece4f6883dafcd", kill_on_drop: false }`
[INFO] [stdout] e14a4e05cb8e629c178dac718b9959e20bd763811482ead90dece4f6883dafcd
