[INFO] fetching crate rust-rfc7807 0.2.0...
[INFO] testing rust-rfc7807-0.2.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate rust-rfc7807 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rust-rfc7807 0.2.0
[INFO] finished tweaking crates.io crate rust-rfc7807 0.2.0
[INFO] tweaked toml for crates.io crate rust-rfc7807 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-rfc7807 0.2.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust-rfc7807 0.2.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 710e3b7b453fa7c69ac15dc60b3ce45ba99f9aeb11e65906c40c699aedc25bc6
[INFO] running `Command { std: "docker" "start" "-a" "710e3b7b453fa7c69ac15dc60b3ce45ba99f9aeb11e65906c40c699aedc25bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "710e3b7b453fa7c69ac15dc60b3ce45ba99f9aeb11e65906c40c699aedc25bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "710e3b7b453fa7c69ac15dc60b3ce45ba99f9aeb11e65906c40c699aedc25bc6", kill_on_drop: false }`
[INFO] [stdout] 710e3b7b453fa7c69ac15dc60b3ce45ba99f9aeb11e65906c40c699aedc25bc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e5e51d24b91c791fd0e4c450ae41d89af1bc9e9e0c470acb9566783edb231ce
[INFO] running `Command { std: "docker" "start" "-a" "3e5e51d24b91c791fd0e4c450ae41d89af1bc9e9e0c470acb9566783edb231ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rust-rfc7807 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.31s
[INFO] running `Command { std: "docker" "inspect" "3e5e51d24b91c791fd0e4c450ae41d89af1bc9e9e0c470acb9566783edb231ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e5e51d24b91c791fd0e4c450ae41d89af1bc9e9e0c470acb9566783edb231ce", kill_on_drop: false }`
[INFO] [stdout] 3e5e51d24b91c791fd0e4c450ae41d89af1bc9e9e0c470acb9566783edb231ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 951e203623ad7de648b115e789b18902c1e4f630a15aaf07369d6ba75411fd1c
[INFO] running `Command { std: "docker" "start" "-a" "951e203623ad7de648b115e789b18902c1e4f630a15aaf07369d6ba75411fd1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-rfc7807 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "951e203623ad7de648b115e789b18902c1e4f630a15aaf07369d6ba75411fd1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "951e203623ad7de648b115e789b18902c1e4f630a15aaf07369d6ba75411fd1c", kill_on_drop: false }`
[INFO] [stdout] 951e203623ad7de648b115e789b18902c1e4f630a15aaf07369d6ba75411fd1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 87d2b0da7fbf8f2f2a07cc867042d30ab160a6e012f6634d3ef79bea19cfe24e
[INFO] running `Command { std: "docker" "start" "-a" "87d2b0da7fbf8f2f2a07cc867042d30ab160a6e012f6634d3ef79bea19cfe24e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_rfc7807-f83b114165d280d5)
[INFO] [stdout] running 29 tests
[INFO] [stdout] test tests::about_blank_constant ... ok
[INFO] [stdout] test tests::code_sets_extension_key ... ok
[INFO] [stdout] test tests::deserialization_roundtrip ... ok
[INFO] [stdout] test tests::content_type_constant ... ok
[INFO] [stdout] test tests::error_trait_source_returns_cause ... ok
[INFO] [stdout] test tests::errors_method_replaces_array ... ok
[INFO] [stdout] test tests::full_problem_serialization ... ok
[INFO] [stdout] test tests::get_type_returns_about_blank_when_unset ... ok
[INFO] [stdout] test tests::get_type_returns_explicit_type_when_set ... ok
[INFO] [stdout] test tests::empty_extensions_not_in_json ... ok
[INFO] [stdout] test tests::internal_server_error_generic_defaults ... ok
[INFO] [stdout] test tests::explicit_title_overrides_auto_title ... ok
[INFO] [stdout] test tests::into_problem_identity ... ok
[INFO] [stdout] test tests::is_server_error ... ok
[INFO] [stdout] test tests::new_auto_sets_title_from_status_phrase ... ok
[INFO] [stdout] test tests::request_id_sets_extension_key ... ok
[INFO] [stdout] test tests::status_code_defaults_to_500 ... ok
[INFO] [stdout] test tests::to_json_string_pretty_works ... ok
[INFO] [stdout] test tests::trace_id_sets_extension_key ... ok
[INFO] [stdout] test tests::validation_errors_serialize_to_errors_array ... ok
[INFO] [stdout] test tests::with_cause_str_not_serialized ... ok
[INFO] [stdout] test tests::new_with_unknown_status_has_no_auto_title ... ok
[INFO] [stdout] test tests::none_fields_omitted_in_json ... ok
[INFO] [stdout] test tests::internal_server_error_detail_can_be_overridden ... ok
[INFO] [stdout] test tests::display_implementation ... ok
[INFO] [stdout] test tests::internal_cause_not_serialized ... ok
[INFO] [stdout] test tests::into_problem_custom_type ... ok
[INFO] [stderr]    Doc-tests rust_rfc7807
[INFO] [stdout] test tests::error_trait_source_returns_none_without_cause ... ok
[INFO] [stdout] test tests::extensions_flattened_at_top_level ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/problem.rs - problem::Problem (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/validation.rs - validation::ValidationItem (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 80) ... ok
[INFO] [stdout] test src/problem.rs - problem::Problem::new (line 112) ... ok
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] test src/traits.rs - traits::IntoProblem (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - (line 106) ... ok
[INFO] [stdout] test src/problem.rs - problem::Problem::validation (line 162) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "87d2b0da7fbf8f2f2a07cc867042d30ab160a6e012f6634d3ef79bea19cfe24e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87d2b0da7fbf8f2f2a07cc867042d30ab160a6e012f6634d3ef79bea19cfe24e", kill_on_drop: false }`
[INFO] [stdout] 87d2b0da7fbf8f2f2a07cc867042d30ab160a6e012f6634d3ef79bea19cfe24e