[INFO] cloning repository https://github.com/floupette/man-o-war
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/floupette/man-o-war" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffloupette%2Fman-o-war", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffloupette%2Fman-o-war'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb6ce5de3ff4b6a4fce904695e7851f30ed5acef
[INFO] testing floupette/man-o-war against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffloupette%2Fman-o-war" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/floupette/man-o-war
[INFO] finished tweaking git repo https://github.com/floupette/man-o-war
[INFO] tweaked toml for git repo https://github.com/floupette/man-o-war written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/floupette/man-o-war on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/floupette/man-o-war 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a685ccdafa376be2d9cf33a71fb68b2d5b440ee2f3c0d2b2de8b4e986427818
[INFO] running `Command { std: "docker" "start" "-a" "0a685ccdafa376be2d9cf33a71fb68b2d5b440ee2f3c0d2b2de8b4e986427818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a685ccdafa376be2d9cf33a71fb68b2d5b440ee2f3c0d2b2de8b4e986427818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a685ccdafa376be2d9cf33a71fb68b2d5b440ee2f3c0d2b2de8b4e986427818", kill_on_drop: false }`
[INFO] [stdout] 0a685ccdafa376be2d9cf33a71fb68b2d5b440ee2f3c0d2b2de8b4e986427818
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b81f5296e03d1ecbee060335fbbb3122ab47fa64ce61abfd172b7424157b7b0f
[INFO] running `Command { std: "docker" "start" "-a" "b81f5296e03d1ecbee060335fbbb3122ab47fa64ce61abfd172b7424157b7b0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustdoc-parser v0.1.0 (/opt/rustwide/workdir/rustdoc-parser)
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> rustdoc-parser/src/helper_types/html_element.rs:170:12
[INFO] [stdout]     |
[INFO] [stdout] 170 |         if let Some(mut last_inner_element) = self.inner_elements.pop()
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> rustdoc-parser/src/helper_types/html_element.rs:171:16
[INFO] [stdout]     |
[INFO] [stdout] 171 |             && let Some(class) = last_inner_element.attributes.get("class")
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> rustdoc-parser/src/helper_types/html_element.rs:176:20
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 && let Some(last_piece_of_raw_content) = content.clone().pop()
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> rustdoc-parser/src/helper_types/html_element.rs:188:16
[INFO] [stdout]     |
[INFO] [stdout] 188 |             && let Some(last_piece_of_raw_content) = content.clone().pop()
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> rustdoc-parser/src/lib.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | #![feature(let_chains)]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustdoc-parser` (lib) due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "b81f5296e03d1ecbee060335fbbb3122ab47fa64ce61abfd172b7424157b7b0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81f5296e03d1ecbee060335fbbb3122ab47fa64ce61abfd172b7424157b7b0f", kill_on_drop: false }`
[INFO] [stdout] b81f5296e03d1ecbee060335fbbb3122ab47fa64ce61abfd172b7424157b7b0f