[INFO] fetching crate rrt0 0.3.1...
[INFO] checking rrt0-0.3.1 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate rrt0 0.3.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate rrt0 0.3.1 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate rrt0 0.3.1
[INFO] finished tweaking crates.io crate rrt0 0.3.1
[INFO] tweaked toml for crates.io crate rrt0 0.3.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22435c0787596577b49ad12ca32877f04a11c2add9a4cde49c0110693eb03d1c
[INFO] running `Command { std: "docker" "start" "-a" "22435c0787596577b49ad12ca32877f04a11c2add9a4cde49c0110693eb03d1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22435c0787596577b49ad12ca32877f04a11c2add9a4cde49c0110693eb03d1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22435c0787596577b49ad12ca32877f04a11c2add9a4cde49c0110693eb03d1c", kill_on_drop: false }`
[INFO] [stdout] 22435c0787596577b49ad12ca32877f04a11c2add9a4cde49c0110693eb03d1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ac86bf1f66579ef4b13a33ddf49f9acd9c3ae57754b31afadd6f6ba443e343b
[INFO] running `Command { std: "docker" "start" "-a" "0ac86bf1f66579ef4b13a33ddf49f9acd9c3ae57754b31afadd6f6ba443e343b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]     Checking rrt0 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `global_asm` has been stable since 1.59.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(global_asm)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `global_asm` has been stable since 1.59.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(global_asm)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect number of parameters for the `start` lang item
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / extern "C" fn start<T>(user_main: *const (), _argc: isize, _argv: *const *const u8) -> !
[INFO] [stdout] 18 | | where
[INFO] [stdout] 19 | |     T: Termination,
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the `start` lang item should have four parameters, but found 3
[INFO] [stdout]    = note: the `start` lang item should have the signature `fn(fn() -> T, isize, *const *const u8, u8) -> isize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: parameter 1 of the `start` lang item is incorrect
[INFO] [stdout]   --> src/lib.rs:17:35
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern "C" fn start<T>(user_main: *const (), _argc: isize, _argv: *const *const u8) -> !
[INFO] [stdout]    |                                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: change the type from `*const ()` to `fn() -> T`
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern "C" fn start<T>(user_main: fn() -> T, _argc: isize, _argv: *const *const u8) -> !
[INFO] [stdout]    |                                   ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the return type of the `start` lang item is incorrect
[INFO] [stdout]   --> src/lib.rs:17:88
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern "C" fn start<T>(user_main: *const (), _argc: isize, _argv: *const *const u8) -> !
[INFO] [stdout]    |                                                                                        ^ help: change the type from `!` to `isize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rrt0` (lib) due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "0ac86bf1f66579ef4b13a33ddf49f9acd9c3ae57754b31afadd6f6ba443e343b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ac86bf1f66579ef4b13a33ddf49f9acd9c3ae57754b31afadd6f6ba443e343b", kill_on_drop: false }`
[INFO] [stdout] 0ac86bf1f66579ef4b13a33ddf49f9acd9c3ae57754b31afadd6f6ba443e343b
