[INFO] fetching crate tower-lsp 0.20.0...
[INFO] testing tower-lsp-0.20.0 against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] extracting crate tower-lsp 0.20.0 into /workspace/builds/worker-1-tc2/source
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate tower-lsp 0.20.0
[INFO] finished tweaking crates.io crate tower-lsp 0.20.0
[INFO] tweaked toml for crates.io crate tower-lsp 0.20.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tower-lsp 0.20.0 on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tower-lsp 0.20.0 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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d14e7f6dd3451ffb201149f4ef96346add96beb26f6b086bb19ff64c9dceacc1
[INFO] running `Command { std: "docker" "start" "-a" "d14e7f6dd3451ffb201149f4ef96346add96beb26f6b086bb19ff64c9dceacc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d14e7f6dd3451ffb201149f4ef96346add96beb26f6b086bb19ff64c9dceacc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d14e7f6dd3451ffb201149f4ef96346add96beb26f6b086bb19ff64c9dceacc1", kill_on_drop: false }`
[INFO] [stdout] d14e7f6dd3451ffb201149f4ef96346add96beb26f6b086bb19ff64c9dceacc1
[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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 327728528aee035f1a2d13d008156e7bad9911004fb7aa6a17e829cca1e1e91c
[INFO] running `Command { std: "docker" "start" "-a" "327728528aee035f1a2d13d008156e7bad9911004fb7aa6a17e829cca1e1e91c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling tokio v1.24.2
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling async-trait v0.1.61
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling dashmap v5.4.0
[INFO] [stderr]    Compiling tower-lsp-macros v0.9.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling serde_repr v0.1.10
[INFO] [stderr]    Compiling auto_impl v1.0.1
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling pin-project v1.0.12
[INFO] [stderr]    Compiling tokio-util v0.7.4
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]    Compiling lsp-types v0.94.1
[INFO] [stderr]    Compiling tower-lsp v0.20.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/service/client/pending.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 |         struct Waiters(usize);
[INFO] [stdout]    |                ------- ^^^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `Waiters` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.38s
[INFO] running `Command { std: "docker" "inspect" "327728528aee035f1a2d13d008156e7bad9911004fb7aa6a17e829cca1e1e91c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "327728528aee035f1a2d13d008156e7bad9911004fb7aa6a17e829cca1e1e91c", kill_on_drop: false }`
[INFO] [stdout] 327728528aee035f1a2d13d008156e7bad9911004fb7aa6a17e829cca1e1e91c
[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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05cafa1995ae28e70da35d91a426517d11fff58c43307302478629993ea9ab67
[INFO] running `Command { std: "docker" "start" "-a" "05cafa1995ae28e70da35d91a426517d11fff58c43307302478629993ea9ab67", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling tokio v1.24.2
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling mio v0.8.6
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling data-encoding v2.4.0
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.16
[INFO] [stderr]    Compiling pharos v0.5.3
[INFO] [stderr]    Compiling async_io_stream v0.3.3
[INFO] [stderr]    Compiling ws_stream_tungstenite v0.10.0
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling block-buffer v0.10.3
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling sha1 v0.10.5
[INFO] [stderr]    Compiling tungstenite v0.19.0
[INFO] [stderr]    Compiling futures-executor v0.3.25
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling async-tungstenite v0.22.2
[INFO] [stderr]    Compiling tokio-util v0.7.4
[INFO] [stderr]    Compiling tower-lsp v0.20.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/service/client/pending.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 |         struct Waiters(usize);
[INFO] [stdout]    |                ------- ^^^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `Waiters` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/service/client/pending.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 |         struct Waiters(usize);
[INFO] [stdout]    |                ------- ^^^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `Waiters` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tower-lsp` (lib test); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/8da20828b6ea601dfd8e2448cb50ace88876bd78/bin/rustc --crate-name tower_lsp --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' --cfg 'feature="runtime-tokio"' --cfg 'feature="tokio"' --cfg 'feature="tokio-util"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("async-codec-lite", "default", "proposed", "runtime-agnostic", "runtime-tokio", "tokio", "tokio-util"))' -C metadata=3084e2525b286644 -C extra-filename=-89191f50dea4dc9a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-942644c8634be3be.so --extern async_tungstenite=/opt/rustwide/target/debug/deps/libasync_tungstenite-d77a5bbbeeb9334f.rlib --extern auto_impl=/opt/rustwide/target/debug/deps/libauto_impl-2a627e2ea7b887b2.so --extern bytes=/opt/rustwide/target/debug/deps/libbytes-807aa0e4ca3b64a8.rlib --extern dashmap=/opt/rustwide/target/debug/deps/libdashmap-3cc36835c1ab5db1.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-3fc3e9696623ba27.rlib --extern httparse=/opt/rustwide/target/debug/deps/libhttparse-16ba988888b348a6.rlib --extern lsp_types=/opt/rustwide/target/debug/deps/liblsp_types-669d75ec057d2eaf.rlib --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-82726350a09d7357.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-40a97695e497f27c.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-64486792f19d889d.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-f17ea03ff3a871d2.rlib --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-53c43871d74f4dd7.rlib --extern tower=/opt/rustwide/target/debug/deps/libtower-03339ab6fd5a58a2.rlib --extern tower_lsp_macros=/opt/rustwide/target/debug/deps/libtower_lsp_macros-74a92bf58ec4ad47.so --extern tracing=/opt/rustwide/target/debug/deps/libtracing-d020b312f84d5bb4.rlib --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-222467bdfb7c80e8.rlib --extern ws_stream_tungstenite=/opt/rustwide/target/debug/deps/libws_stream_tungstenite-1bb63a7291fd5999.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "05cafa1995ae28e70da35d91a426517d11fff58c43307302478629993ea9ab67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05cafa1995ae28e70da35d91a426517d11fff58c43307302478629993ea9ab67", kill_on_drop: false }`
[INFO] [stdout] 05cafa1995ae28e70da35d91a426517d11fff58c43307302478629993ea9ab67