[INFO] cloning repository https://github.com/Nilstrieb/libuwuc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nilstrieb/libuwuc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNilstrieb%2Flibuwuc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNilstrieb%2Flibuwuc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dfdf45b5c76013e9f7b54c10ad64e0d0a39ea5a3
[INFO] checking Nilstrieb/libuwuc/dfdf45b5c76013e9f7b54c10ad64e0d0a39ea5a3 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNilstrieb%2Flibuwuc" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nilstrieb/libuwuc on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Nilstrieb/libuwuc
[INFO] finished tweaking git repo https://github.com/Nilstrieb/libuwuc
[INFO] tweaked toml for git repo https://github.com/Nilstrieb/libuwuc written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Nilstrieb/libuwuc 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96490991a0890e81d526a27cb6e58c1037720566fb4862d1225754a52ed84af5
[INFO] running `Command { std: "docker" "start" "-a" "96490991a0890e81d526a27cb6e58c1037720566fb4862d1225754a52ed84af5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96490991a0890e81d526a27cb6e58c1037720566fb4862d1225754a52ed84af5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96490991a0890e81d526a27cb6e58c1037720566fb4862d1225754a52ed84af5", kill_on_drop: false }`
[INFO] [stdout] 96490991a0890e81d526a27cb6e58c1037720566fb4862d1225754a52ed84af5
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4eb7a1309f6b46be38e211c28685300789193480a05d7284c5e76cb63d870f5
[INFO] running `Command { std: "docker" "start" "-a" "c4eb7a1309f6b46be38e211c28685300789193480a05d7284c5e76cb63d870f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling rawc v0.1.0 (/opt/rustwide/workdir/rawc)
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking spinning_top v0.2.5
[INFO] [stderr]     Checking linked_list_allocator v0.10.5
[INFO] [stderr]     Checking libuwuc v0.1.0 (/opt/rustwide/workdir/libuwuc)
[INFO] [stdout] warning: the feature `panic_info_message` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> rawc/src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(panic_info_message)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `panic_info_message` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> rawc/src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(panic_info_message)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]   --> rawc/src/string.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     str: *mut u8,
[INFO] [stdout]    |     ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `delim`
[INFO] [stdout]   --> rawc/src/string.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     delim: *const u8,
[INFO] [stdout]    |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_delim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `saveptr`
[INFO] [stdout]   --> rawc/src/string.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     saveptr: *mut *const u8,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_saveptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap_or` found for struct `PanicMessage` in the current scope
[INFO] [stdout]   --> rawc/src/lib.rs:27:33
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let payload = arg.message().unwrap_or(&args);
[INFO] [stdout]    |                                 ^^^^^^^^^ method not found in `PanicMessage<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]   --> rawc/src/string.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     str: *mut u8,
[INFO] [stdout]    |     ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `delim`
[INFO] [stdout]   --> rawc/src/string.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     delim: *const u8,
[INFO] [stdout]    |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_delim`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `saveptr`
[INFO] [stdout]   --> rawc/src/string.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     saveptr: *mut *const u8,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_saveptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rawc` (lib) due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c4eb7a1309f6b46be38e211c28685300789193480a05d7284c5e76cb63d870f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4eb7a1309f6b46be38e211c28685300789193480a05d7284c5e76cb63d870f5", kill_on_drop: false }`
[INFO] [stdout] c4eb7a1309f6b46be38e211c28685300789193480a05d7284c5e76cb63d870f5