[INFO] fetching crate dialectic-tokio-serde-json 0.1.0...
[INFO] testing dialectic-tokio-serde-json-0.1.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate dialectic-tokio-serde-json 0.1.0 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate dialectic-tokio-serde-json 0.1.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dialectic-tokio-serde-json 0.1.0
[INFO] finished tweaking crates.io crate dialectic-tokio-serde-json 0.1.0
[INFO] tweaked toml for crates.io crate dialectic-tokio-serde-json 0.1.0 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thunderdome v0.4.2
[INFO] [stderr]   Downloaded call-by v0.2.3
[INFO] [stderr]   Downloaded dialectic-macro v0.1.0
[INFO] [stderr]   Downloaded dialectic-compiler v0.1.0
[INFO] [stderr]   Downloaded dialectic v0.4.1
[INFO] [stderr]   Downloaded dialectic-tokio-serde v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a89c7a8db980f367f2550ae2f7b2fd426f723548328f2d3666e3ba07d2ecf15
[INFO] running `Command { std: "docker" "start" "-a" "7a89c7a8db980f367f2550ae2f7b2fd426f723548328f2d3666e3ba07d2ecf15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a89c7a8db980f367f2550ae2f7b2fd426f723548328f2d3666e3ba07d2ecf15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a89c7a8db980f367f2550ae2f7b2fd426f723548328f2d3666e3ba07d2ecf15", kill_on_drop: false }`
[INFO] [stdout] 7a89c7a8db980f367f2550ae2f7b2fd426f723548328f2d3666e3ba07d2ecf15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55e69c474696daf14a9e7d6ab943452740193d83d73598895a7a6f632407e349
[INFO] running `Command { std: "docker" "start" "-a" "55e69c474696daf14a9e7d6ab943452740193d83d73598895a7a6f632407e349", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling futures-sink v0.3.18
[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]    Compiling thunderdome v0.4.2
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.18
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling dialectic v0.4.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling call-by v0.2.3
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling futures v0.3.18
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling dialectic-compiler v0.1.0
[INFO] [stderr]    Compiling dialectic-macro v0.1.0
[INFO] [stderr]    Compiling dialectic-tokio-serde v0.1.0
[INFO] [stderr]    Compiling dialectic-tokio-serde-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `pretty`
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pretty: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![warn(unused)]
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "55e69c474696daf14a9e7d6ab943452740193d83d73598895a7a6f632407e349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55e69c474696daf14a9e7d6ab943452740193d83d73598895a7a6f632407e349", kill_on_drop: false }`
[INFO] [stdout] 55e69c474696daf14a9e7d6ab943452740193d83d73598895a7a6f632407e349
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96f842c1fc08dcd5a5256d006d9c8eed7df71d5f9e927e806bbc751647e39170
[INFO] running `Command { std: "docker" "start" "-a" "96f842c1fc08dcd5a5256d006d9c8eed7df71d5f9e927e806bbc751647e39170", kill_on_drop: false }`
[INFO] [stderr]    Compiling dialectic-tokio-serde-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `pretty`
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pretty: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![warn(unused)]
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pretty`
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pretty: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![warn(unused)]
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "96f842c1fc08dcd5a5256d006d9c8eed7df71d5f9e927e806bbc751647e39170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96f842c1fc08dcd5a5256d006d9c8eed7df71d5f9e927e806bbc751647e39170", kill_on_drop: false }`
[INFO] [stdout] 96f842c1fc08dcd5a5256d006d9c8eed7df71d5f9e927e806bbc751647e39170
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f22c58a6c29c3439cb1faaee1da607f29c8afe745bbbde663b8a06afd54d8bc
[INFO] running `Command { std: "docker" "start" "-a" "7f22c58a6c29c3439cb1faaee1da607f29c8afe745bbbde663b8a06afd54d8bc", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `pretty`
[INFO] [stderr]   --> src/lib.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pretty: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 | #![warn(unused)]
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `dialectic-tokio-serde-json` (lib) generated 1 warning
[INFO] [stderr] warning: `dialectic-tokio-serde-json` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dialectic_tokio_serde_json-5bf425bee9d5b0b8)
[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 dialectic-tokio-serde-json
[INFO] [stderr] warning: lint `broken_intra_doc_links` has been renamed to `rustdoc::broken_intra_doc_links`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:12:11
[INFO] [stderr]    |
[INFO] [stderr] 12 | #![forbid(broken_intra_doc_links)]
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::broken_intra_doc_links`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "7f22c58a6c29c3439cb1faaee1da607f29c8afe745bbbde663b8a06afd54d8bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f22c58a6c29c3439cb1faaee1da607f29c8afe745bbbde663b8a06afd54d8bc", kill_on_drop: false }`
[INFO] [stdout] 7f22c58a6c29c3439cb1faaee1da607f29c8afe745bbbde663b8a06afd54d8bc