[INFO] fetching crate lsp 0.3.1...
[INFO] testing lsp-0.3.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate lsp 0.3.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate lsp 0.3.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lsp 0.3.1
[INFO] finished tweaking crates.io crate lsp 0.3.1
[INFO] tweaked toml for crates.io crate lsp 0.3.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3e087d5efb66574128da98b206b256c73acb61b608c26dc64a4aa15518305df
[INFO] running `Command { std: "docker" "start" "-a" "e3e087d5efb66574128da98b206b256c73acb61b608c26dc64a4aa15518305df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3e087d5efb66574128da98b206b256c73acb61b608c26dc64a4aa15518305df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e087d5efb66574128da98b206b256c73acb61b608c26dc64a4aa15518305df", kill_on_drop: false }`
[INFO] [stdout] e3e087d5efb66574128da98b206b256c73acb61b608c26dc64a4aa15518305df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4d4391ba54f1873f2d6e451ac296ddf7743831cc14c887f7b3c71b18222a409
[INFO] running `Command { std: "docker" "start" "-a" "a4d4391ba54f1873f2d6e451ac296ddf7743831cc14c887f7b3c71b18222a409", kill_on_drop: false }`
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling lsp v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/jsonrpc/notification_type.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub __: Option<(RO)>,
[INFO] [stdout]   |                    ^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.64s
[INFO] running `Command { std: "docker" "inspect" "a4d4391ba54f1873f2d6e451ac296ddf7743831cc14c887f7b3c71b18222a409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d4391ba54f1873f2d6e451ac296ddf7743831cc14c887f7b3c71b18222a409", kill_on_drop: false }`
[INFO] [stdout] a4d4391ba54f1873f2d6e451ac296ddf7743831cc14c887f7b3c71b18222a409
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c809153dae8527749e7b6c4ad18e00c6cf0f8baa0978b97fb4ce740040cbf39
[INFO] running `Command { std: "docker" "start" "-a" "8c809153dae8527749e7b6c4ad18e00c6cf0f8baa0978b97fb4ce740040cbf39", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lsp v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/jsonrpc/notification_type.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub __: Option<(RO)>,
[INFO] [stdout]   |                    ^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/jsonrpc/notification_type.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub __: Option<(RO)>,
[INFO] [stdout]   |                    ^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `Command { std: "docker" "inspect" "8c809153dae8527749e7b6c4ad18e00c6cf0f8baa0978b97fb4ce740040cbf39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c809153dae8527749e7b6c4ad18e00c6cf0f8baa0978b97fb4ce740040cbf39", kill_on_drop: false }`
[INFO] [stdout] 8c809153dae8527749e7b6c4ad18e00c6cf0f8baa0978b97fb4ce740040cbf39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f9c561ca697cce2c9b4e3dcd40bcc5e9dcabebeb2f2b92229cb8d93899a9ce8a
[INFO] running `Command { std: "docker" "start" "-a" "f9c561ca697cce2c9b4e3dcd40bcc5e9dcabebeb2f2b92229cb8d93899a9ce8a", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]  --> src/jsonrpc/notification_type.rs:6:20
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub __: Option<(RO)>,
[INFO] [stderr]   |                    ^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lsp` (lib) generated 1 warning
[INFO] [stderr] warning: `lsp` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lsp-2eacf975a729a53b)
[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 lsp
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]  --> /opt/rustwide/workdir/src/jsonrpc/notification_type.rs:6:20
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub __: Option<(RO)>,
[INFO] [stderr]   |                    ^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` 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" "f9c561ca697cce2c9b4e3dcd40bcc5e9dcabebeb2f2b92229cb8d93899a9ce8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9c561ca697cce2c9b4e3dcd40bcc5e9dcabebeb2f2b92229cb8d93899a9ce8a", kill_on_drop: false }`
[INFO] [stdout] f9c561ca697cce2c9b4e3dcd40bcc5e9dcabebeb2f2b92229cb8d93899a9ce8a