[INFO] fetching crate showdown 0.26.0...
[INFO] checking showdown-0.26.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate showdown 0.26.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate showdown 0.26.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate showdown 0.26.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate showdown 0.26.0
[INFO] tweaked toml for crates.io crate showdown 0.26.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate showdown 0.26.0 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded comparator v0.3.0
[INFO] [stderr]   Downloaded time-macros v0.2.14
[INFO] [stderr]   Downloaded tokio-tungstenite v0.20.0
[INFO] [stderr]   Downloaded tungstenite v0.20.0
[INFO] [stderr]   Downloaded time v0.3.28
[INFO] [stderr]   Downloaded syn v2.0.36
[INFO] [stderr]   Downloaded openssl-src v300.1.3+3.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14739ed27aa5739af66e1f649cbfd14cd28925b3418f14b5a1b6b7407d32b09f
[INFO] running `Command { std: "docker" "start" "-a" "14739ed27aa5739af66e1f649cbfd14cd28925b3418f14b5a1b6b7407d32b09f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14739ed27aa5739af66e1f649cbfd14cd28925b3418f14b5a1b6b7407d32b09f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14739ed27aa5739af66e1f649cbfd14cd28925b3418f14b5a1b6b7407d32b09f", kill_on_drop: false }`
[INFO] [stdout] 14739ed27aa5739af66e1f649cbfd14cd28925b3418f14b5a1b6b7407d32b09f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85e8ffcc6ff5d913b6c950d15a1b4cdf62de4eab78a0319a87428ade1433f7e9
[INFO] running `Command { std: "docker" "start" "-a" "85e8ffcc6ff5d913b6c950d15a1b4cdf62de4eab78a0319a87428ade1433f7e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling openssl v0.10.57
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling syn v2.0.36
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]    Compiling cc v1.0.83
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[INFO] [stderr]     Checking tracing v0.1.37
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[INFO] [stderr]    Compiling serde v1.0.188
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[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]     Checking crypto-common v0.1.6
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[INFO] [stderr]     Checking want v0.3.1
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[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking data-encoding v2.4.0
[INFO] [stderr]    Compiling openssl-sys v0.9.93
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking base64 v0.21.4
[INFO] [stderr]     Checking ipnet v2.8.0
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]    Compiling time-macros v0.2.14
[INFO] [stderr]     Checking deranged v0.3.8
[INFO] [stderr]     Checking comparator v0.3.0
[INFO] [stderr]     Checking time v0.3.28
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tungstenite v0.20.0
[INFO] [stderr]     Checking tokio-tungstenite v0.20.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.20
[INFO] [stderr]     Checking showdown v0.26.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/message.rs:451:36
[INFO] [stdout]     |
[INFO] [stdout] 451 | pub struct UnrecognizedMessage<'a>(&'a str);
[INFO] [stdout]     |            -------------------     ^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `UnrecognizedMessage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/message.rs:451:36
[INFO] [stdout]     |
[INFO] [stdout] 451 | pub struct UnrecognizedMessage<'a>(&'a str);
[INFO] [stdout]     |            -------------------     ^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `UnrecognizedMessage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 50.34s
[INFO] running `Command { std: "docker" "inspect" "85e8ffcc6ff5d913b6c950d15a1b4cdf62de4eab78a0319a87428ade1433f7e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e8ffcc6ff5d913b6c950d15a1b4cdf62de4eab78a0319a87428ade1433f7e9", kill_on_drop: false }`
[INFO] [stdout] 85e8ffcc6ff5d913b6c950d15a1b4cdf62de4eab78a0319a87428ade1433f7e9