[INFO] fetching crate square-ox-derive 0.1.0...
[INFO] testing square-ox-derive-0.1.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate square-ox-derive 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate square-ox-derive 0.1.0
[INFO] finished tweaking crates.io crate square-ox-derive 0.1.0
[INFO] tweaked toml for crates.io crate square-ox-derive 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate square-ox-derive 0.1.0 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 153 packages to highest compatible versions
[INFO] [stderr]       Adding square-ox v0.1.2 (available: v0.2.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v3.0.6)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded square-ox v0.1.2
[INFO] [stderr]   Downloaded hyper-tls v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 23e30c20e30eb316d6081736876c38124133457700e044fd6ccffc746fa9e451
[INFO] running `Command { std: "docker" "start" "23e30c20e30eb316d6081736876c38124133457700e044fd6ccffc746fa9e451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23e30c20e30eb316d6081736876c38124133457700e044fd6ccffc746fa9e451", 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" "23e30c20e30eb316d6081736876c38124133457700e044fd6ccffc746fa9e451" "/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" "23e30c20e30eb316d6081736876c38124133457700e044fd6ccffc746fa9e451", 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" "23e30c20e30eb316d6081736876c38124133457700e044fd6ccffc746fa9e451" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling unicode-ident v1.0.26
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling square-ox-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `DataStruct`, `Data`, and `Fields`
[INFO] [stdout]  --> src/lib.rs:3:43
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::{parse_macro_input, DeriveInput, Data, Fields, Ident, Type, Field, LitStr, DataStruct, PathArguments, GenericArgument};
[INFO] [stdout]   |                                           ^^^^  ^^^^^^                              ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str`
[INFO] [stdout]  --> src/lib.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::__private::{str, TokenStream2};
[INFO] [stdout]   |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::parse::ParseStream`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use syn::parse::ParseStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.96s
[INFO] running `Command { std: "docker" "inspect" "23e30c20e30eb316d6081736876c38124133457700e044fd6ccffc746fa9e451", 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" "23e30c20e30eb316d6081736876c38124133457700e044fd6ccffc746fa9e451" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.26
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling find-msvc-tools v0.1.14
[INFO] [stderr]    Compiling pkg-config v0.3.34
[INFO] [stderr]    Compiling bytes v1.12.1
[INFO] [stderr]    Compiling writeable v0.6.4
[INFO] [stderr]    Compiling litemap v0.8.3
[INFO] [stderr]    Compiling cfg-if v1.0.5
[INFO] [stderr]    Compiling socket2 v0.6.5
[INFO] [stderr]    Compiling mio v1.2.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling cc v1.6.0
[INFO] [stderr]    Compiling icu_properties_data v2.3.0
[INFO] [stderr]    Compiling futures-core v0.3.34
[INFO] [stderr]    Compiling icu_normalizer_data v2.3.0
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling openssl v0.10.81
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling futures-task v0.3.34
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[INFO] [stderr]    Compiling syn v3.0.6
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[INFO] [stderr]    Compiling futures-sink v0.3.34
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[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling openssl-sys v0.9.117
[INFO] [stderr]    Compiling want v0.3.2
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling encoding_rs v0.8.42
[INFO] [stderr]    Compiling futures-channel v0.3.34
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[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling core_detect v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling multiversion_no_op v1.0.0
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling ipnet v2.12.2
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling synstructure v0.14.0
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling zerofrom-derive v0.1.8
[INFO] [stderr]    Compiling yoke-derive v0.8.4
[INFO] [stderr]    Compiling zerovec-derive v0.11.6
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]    Compiling zerofrom v0.1.8
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tokio-util v0.7.19
[INFO] [stderr]    Compiling yoke v0.8.3
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling zerotrie v0.2.5
[INFO] [stderr]    Compiling zerovec v0.11.8
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling square-ox-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `DataStruct`, `Data`, and `Fields`
[INFO] [stdout]  --> src/lib.rs:3:43
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::{parse_macro_input, DeriveInput, Data, Fields, Ident, Type, Field, LitStr, DataStruct, PathArguments, GenericArgument};
[INFO] [stdout]   |                                           ^^^^  ^^^^^^                              ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str`
[INFO] [stdout]  --> src/lib.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::__private::{str, TokenStream2};
[INFO] [stdout]   |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::parse::ParseStream`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use syn::parse::ParseStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tinystr v0.8.4
[INFO] [stderr]    Compiling potential_utf v0.1.6
[INFO] [stderr]    Compiling icu_collections v2.3.0
[INFO] [stderr]    Compiling icu_locale_core v2.3.0
[INFO] [stderr]    Compiling icu_provider v2.3.1
[INFO] [stderr]    Compiling icu_normalizer v2.3.0
[INFO] [stderr]    Compiling icu_properties v2.3.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling idna_adapter v1.2.2
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling square-ox v0.1.2
[INFO] [stdout] warning: unused imports: `DataStruct`, `Data`, and `Fields`
[INFO] [stdout]  --> src/lib.rs:3:43
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::{parse_macro_input, DeriveInput, Data, Fields, Ident, Type, Field, LitStr, DataStruct, PathArguments, GenericArgument};
[INFO] [stdout]   |                                           ^^^^  ^^^^^^                              ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str`
[INFO] [stdout]  --> src/lib.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::__private::{str, TokenStream2};
[INFO] [stdout]   |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::parse::ParseStream`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use syn::parse::ParseStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `builder` in the crate root
[INFO] [stdout]   --> tests/integration.rs:22:37
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub trait BackIntoBuilder<T: crate::builder::Validate, U: ParentBuilder + BackIntoBuilder<T, U>> {
[INFO] [stdout]    |                                     ^^^^^^^ could not find `builder` in the crate root
[INFO] [stdout]    |
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 22 - pub trait BackIntoBuilder<T: crate::builder::Validate, U: ParentBuilder + BackIntoBuilder<T, U>> {
[INFO] [stdout] 22 + pub trait BackIntoBuilder<T: crate::Builder::Validate, U: ParentBuilder + BackIntoBuilder<T, U>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `builder` in the crate root
[INFO] [stdout]    --> tests/integration.rs:102:14
[INFO] [stdout]     |
[INFO] [stdout] 102 |     #[derive(Builder)]
[INFO] [stdout]     |              ^^^^^^^ could not find `builder` in the crate root
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Builder` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `errors` in the crate root
[INFO] [stdout]    --> tests/integration.rs:102:14
[INFO] [stdout]     |
[INFO] [stdout] 102 |     #[derive(Builder)]
[INFO] [stdout]     |              ^^^^^^^ could not find `errors` in the crate root
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Builder` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `square-ox-derive` (test "integration") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "23e30c20e30eb316d6081736876c38124133457700e044fd6ccffc746fa9e451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23e30c20e30eb316d6081736876c38124133457700e044fd6ccffc746fa9e451", kill_on_drop: false }`
[INFO] [stdout] 23e30c20e30eb316d6081736876c38124133457700e044fd6ccffc746fa9e451
