[INFO] cloning repository https://github.com/claymcleod/introspect
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/claymcleod/introspect" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaymcleod%2Fintrospect", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaymcleod%2Fintrospect'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31fe496dc1ec26b4bfd4aaf8ea039c703af41ae1
[INFO] testing claymcleod/introspect against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaymcleod%2Fintrospect" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/claymcleod/introspect on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/claymcleod/introspect
[INFO] finished tweaking git repo https://github.com/claymcleod/introspect
[INFO] tweaked toml for git repo https://github.com/claymcleod/introspect written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/claymcleod/introspect 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing claymcleod/introspect against beta-2024-02-10 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaymcleod%2Fintrospect" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/claymcleod/introspect on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/claymcleod/introspect
[INFO] finished tweaking git repo https://github.com/claymcleod/introspect
[INFO] tweaked toml for git repo https://github.com/claymcleod/introspect written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/claymcleod/introspect 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" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing claymcleod/introspect against beta-2024-02-10 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaymcleod%2Fintrospect" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/claymcleod/introspect on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/claymcleod/introspect
[INFO] finished tweaking git repo https://github.com/claymcleod/introspect
[INFO] tweaked toml for git repo https://github.com/claymcleod/introspect written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/claymcleod/introspect 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" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7c56681c6883b56018acd67dd609bd75da7a4b5e3548220e8268e04681456e5
[INFO] running `Command { std: "docker" "start" "-a" "e7c56681c6883b56018acd67dd609bd75da7a4b5e3548220e8268e04681456e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7c56681c6883b56018acd67dd609bd75da7a4b5e3548220e8268e04681456e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7c56681c6883b56018acd67dd609bd75da7a4b5e3548220e8268e04681456e5", kill_on_drop: false }`
[INFO] [stdout] e7c56681c6883b56018acd67dd609bd75da7a4b5e3548220e8268e04681456e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edb6a176674e51e18b7709e7f35aaa00c1acc849c1878a5fbe558d8ec10c4abd
[INFO] running `Command { std: "docker" "start" "-a" "edb6a176674e51e18b7709e7f35aaa00c1acc849c1878a5fbe558d8ec10c4abd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling introspect-core v0.1.1 (/opt/rustwide/workdir/introspect-core)
[INFO] [stderr]    Compiling introspect-proc-macros v0.1.0 (/opt/rustwide/workdir/introspect-proc-macros)
[INFO] [stderr]    Compiling introspect v0.1.1 (/opt/rustwide/workdir/introspect)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.94s
[INFO] running `Command { std: "docker" "inspect" "edb6a176674e51e18b7709e7f35aaa00c1acc849c1878a5fbe558d8ec10c4abd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edb6a176674e51e18b7709e7f35aaa00c1acc849c1878a5fbe558d8ec10c4abd", kill_on_drop: false }`
[INFO] [stdout] edb6a176674e51e18b7709e7f35aaa00c1acc849c1878a5fbe558d8ec10c4abd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb6700308a28819b61ac9ecee56948da03400d246b830cc65fbf27d7c12e5455
[INFO] running `Command { std: "docker" "start" "-a" "cb6700308a28819b61ac9ecee56948da03400d246b830cc65fbf27d7c12e5455", kill_on_drop: false }`
[INFO] [stderr]    Compiling introspect-core v0.1.1 (/opt/rustwide/workdir/introspect-core)
[INFO] [stderr]    Compiling introspect-proc-macros v0.1.0 (/opt/rustwide/workdir/introspect-proc-macros)
[INFO] [stderr]    Compiling introspect v0.1.1 (/opt/rustwide/workdir/introspect)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> introspect/examples/introspect_struct.rs:21:19
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct ExampleTwo(usize);
[INFO] [stdout]    |        ---------- ^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct ExampleTwo(());
[INFO] [stdout]    |                   ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "cb6700308a28819b61ac9ecee56948da03400d246b830cc65fbf27d7c12e5455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb6700308a28819b61ac9ecee56948da03400d246b830cc65fbf27d7c12e5455", kill_on_drop: false }`
[INFO] [stdout] cb6700308a28819b61ac9ecee56948da03400d246b830cc65fbf27d7c12e5455
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 329430309bcca4ef7f4e096ed45179f90e2a07c3127b27b22462e585bdcdd962
[INFO] running `Command { std: "docker" "start" "-a" "329430309bcca4ef7f4e096ed45179f90e2a07c3127b27b22462e585bdcdd962", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> introspect/examples/introspect_struct.rs:21:19
[INFO] [stderr]    |
[INFO] [stderr] 21 | struct ExampleTwo(usize);
[INFO] [stderr]    |        ---------- ^^^^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        field in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 21 | struct ExampleTwo(());
[INFO] [stderr]    |                   ~~
[INFO] [stderr] 
[INFO] [stderr] warning: `introspect` (example "introspect_struct") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/introspect-c46ce54057d6766f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/introspect_core-2f4466f9c969d24f)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test entity::tests::a_struct_converts_to_string_correctly ... ok
[INFO] [stdout] test entity::tests::an_enum_converts_to_string_correctly ... ok
[INFO] [stdout] test r#enum::variant::tests::display_identifier_and_documentation ... ok
[INFO] [stdout] test r#struct::field::tests::display_neither ... ok
[INFO] [stdout] test r#struct::field::tests::display_identifier_and_documentation ... ok
[INFO] [stdout] test r#enum::variant::tests::display_only_identifier ... ok
[INFO] [stdout] test member::tests::a_struct_field_converts_to_string_correctly ... ok
[INFO] [stdout] test r#struct::field::tests::display_only_identifier ... ok
[INFO] [stdout] test r#struct::field::tests::display_only_documentation ... ok
[INFO] [stdout] test member::tests::an_enum_variant_converts_to_string_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/introspect_proc_macros-da254e9f2fe7c186)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests introspect
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test introspect/src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.69s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests introspect-core
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test introspect-core/src/enum/builder.rs - r#enum::builder::Builder::try_build (line 68) ... ok
[INFO] [stdout] test introspect-core/src/enum/variant.rs - r#enum::variant::Variant::documentation (line 99) ... ok
[INFO] [stdout] test introspect-core/src/enum/variant.rs - r#enum::variant::Variant::identifier (line 79) ... ok
[INFO] [stdout] test introspect-core/src/enum/builder.rs - r#enum::builder::Builder::identifier (line 38) ... ok
[INFO] [stdout] test introspect-core/src/enum/builder.rs - r#enum::builder::Builder::documentation (line 53) ... ok
[INFO] [stdout] test introspect-core/src/enum.rs - r#enum::Enum::new (line 60) ... ok
[INFO] [stdout] test introspect-core/src/enum.rs - r#enum::Enum::identifier (line 79) ... ok
[INFO] [stdout] test introspect-core/src/enum.rs - r#enum::Enum::documentation (line 99) ... ok
[INFO] [stdout] test introspect-core/src/enum/variant.rs - r#enum::variant::Variant::new (line 60) ... ok
[INFO] [stdout] test introspect-core/src/enum/variant/builder.rs - r#enum::variant::builder::Builder::documentation (line 53) ... ok
[INFO] [stdout] test introspect-core/src/struct.rs - r#struct::Struct::documentation (line 99) ... ok
[INFO] [stdout] test introspect-core/src/enum/variant/builder.rs - r#enum::variant::builder::Builder::identifier (line 38) ... ok
[INFO] [stdout] test introspect-core/src/enum/variant/builder.rs - r#enum::variant::builder::Builder::try_build (line 68) ... ok
[INFO] [stdout] test introspect-core/src/struct.rs - r#struct::Struct::identifier (line 79) ... ok
[INFO] [stdout] test introspect-core/src/struct.rs - r#struct::Struct::new (line 60) ... ok
[INFO] [stdout] test introspect-core/src/struct/builder.rs - r#struct::builder::Builder::documentation (line 53) ... ok
[INFO] [stdout] test introspect-core/src/struct/builder.rs - r#struct::builder::Builder::identifier (line 38) ... ok
[INFO] [stdout] test introspect-core/src/struct/field.rs - r#struct::field::Field::identifier (line 79) ... ok
[INFO] [stdout] test introspect-core/src/struct/field/builder.rs - r#struct::field::builder::Builder::build (line 48) ... ok
[INFO] [stdout] test introspect-core/src/struct/field.rs - r#struct::field::Field::new (line 60) ... ok
[INFO] [stdout] test introspect-core/src/struct/field.rs - r#struct::field::Field::documentation (line 97) ... ok
[INFO] [stdout] test introspect-core/src/struct/builder.rs - r#struct::builder::Builder::try_build (line 68) ... ok
[INFO] [stdout] test introspect-core/src/struct/field/builder.rs - r#struct::field::builder::Builder::documentation (line 33) ... ok
[INFO] [stdout] test introspect-core/src/struct/field/builder.rs - r#struct::field::builder::Builder::identifier (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 8.57s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests introspect-proc-macros
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "329430309bcca4ef7f4e096ed45179f90e2a07c3127b27b22462e585bdcdd962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "329430309bcca4ef7f4e096ed45179f90e2a07c3127b27b22462e585bdcdd962", kill_on_drop: false }`
[INFO] [stdout] 329430309bcca4ef7f4e096ed45179f90e2a07c3127b27b22462e585bdcdd962