[INFO] fetching crate internal 0.1.4...
[INFO] testing internal-0.1.4 against 1.90.0 for beta-1.91-3
[INFO] extracting crate internal 0.1.4 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate internal 0.1.4
[INFO] finished tweaking crates.io crate internal 0.1.4
[INFO] tweaked toml for crates.io crate internal 0.1.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate internal 0.1.4 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 016f717dad4ac64231c1e58edeed89a1224bc80602bce485dc1f29004b836bec
[INFO] running `Command { std: "docker" "start" "-a" "016f717dad4ac64231c1e58edeed89a1224bc80602bce485dc1f29004b836bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "016f717dad4ac64231c1e58edeed89a1224bc80602bce485dc1f29004b836bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "016f717dad4ac64231c1e58edeed89a1224bc80602bce485dc1f29004b836bec", kill_on_drop: false }`
[INFO] [stdout] 016f717dad4ac64231c1e58edeed89a1224bc80602bce485dc1f29004b836bec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c45849f13b319e0fa68d368429a7a3334db13ad7e21aaa98266bbe8cc0c6397
[INFO] running `Command { std: "docker" "start" "-a" "8c45849f13b319e0fa68d368429a7a3334db13ad7e21aaa98266bbe8cc0c6397", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling internal v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.50s
[INFO] running `Command { std: "docker" "inspect" "8c45849f13b319e0fa68d368429a7a3334db13ad7e21aaa98266bbe8cc0c6397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c45849f13b319e0fa68d368429a7a3334db13ad7e21aaa98266bbe8cc0c6397", kill_on_drop: false }`
[INFO] [stdout] 8c45849f13b319e0fa68d368429a7a3334db13ad7e21aaa98266bbe8cc0c6397
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 685c430594ef4b204bde619c2c66089c43fbc82a1d6fdf948f1bde6e12aca90f
[INFO] running `Command { std: "docker" "start" "-a" "685c430594ef4b204bde619c2c66089c43fbc82a1d6fdf948f1bde6e12aca90f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling internal v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0603]: struct `Person` is private
[INFO] [stdout]   --> tests/test.rs:49:23
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let person = person::Person {
[INFO] [stdout]    |                          ^^^^^^ private struct
[INFO] [stdout]    |
[INFO] [stdout] note: the struct `Person` is defined here
[INFO] [stdout]   --> tests/test.rs:25:2
[INFO] [stdout]    |
[INFO] [stdout] 25 |     struct Person {
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: tuple struct constructor `PublicPerson` is private
[INFO] [stdout]   --> tests/test.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub struct PublicPerson(Person);
[INFO] [stdout]    |                             ------ a constructor is private if any of the fields is private
[INFO] [stdout] ...
[INFO] [stdout] 58 |     let person = person::PublicPerson(person::Person {
[INFO] [stdout]    |                          ^^^^^^^^^^^^ private tuple struct constructor
[INFO] [stdout]    |
[INFO] [stdout] note: the tuple struct constructor `PublicPerson` is defined here
[INFO] [stdout]   --> tests/test.rs:30:2
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub struct PublicPerson(Person);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider making the field publicly accessible
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub struct PublicPerson(pub Person);
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: struct `Person` is private
[INFO] [stdout]   --> tests/test.rs:58:44
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let person = person::PublicPerson(person::Person {
[INFO] [stdout]    |                                               ^^^^^^ private struct
[INFO] [stdout]    |
[INFO] [stdout] note: the struct `Person` is defined here
[INFO] [stdout]   --> tests/test.rs:25:2
[INFO] [stdout]    |
[INFO] [stdout] 25 |     struct Person {
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: function `person_maker` is private
[INFO] [stdout]   --> tests/test.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let person = person::person_maker();
[INFO] [stdout]    |                          ^^^^^^^^^^^^ private function
[INFO] [stdout]    |
[INFO] [stdout] note: the function `person_maker` is defined here
[INFO] [stdout]   --> tests/test.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn person_maker() -> Person {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `internal::internal`
[INFO] [stdout]  --> tests/test.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use internal::internal;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `ssn` of struct `Person` is private
[INFO] [stdout]   --> tests/test.rs:53:20
[INFO] [stdout]    |
[INFO] [stdout] 53 |     assert_eq!(person.ssn, default_ssn());
[INFO] [stdout]    |                       ^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0624]: method `ssn` is private
[INFO] [stdout]   --> tests/test.rs:62:20
[INFO] [stdout]    |
[INFO] [stdout] 41 |         fn ssn(&self) -> &'static str {
[INFO] [stdout]    |         ----------------------------- private method defined here
[INFO] [stdout] ...
[INFO] [stdout] 62 |     assert_eq!(person.ssn(), default_ssn());
[INFO] [stdout]    |                       ^^^ private method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `ssn` of struct `Person` is private
[INFO] [stdout]   --> tests/test.rs:68:20
[INFO] [stdout]    |
[INFO] [stdout] 68 |     assert_eq!(person.ssn, default_ssn());
[INFO] [stdout]    |                       ^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0603, E0616, E0624.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `internal` (test "test") due to 7 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "685c430594ef4b204bde619c2c66089c43fbc82a1d6fdf948f1bde6e12aca90f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "685c430594ef4b204bde619c2c66089c43fbc82a1d6fdf948f1bde6e12aca90f", kill_on_drop: false }`
[INFO] [stdout] 685c430594ef4b204bde619c2c66089c43fbc82a1d6fdf948f1bde6e12aca90f