[INFO] cloning repository https://github.com/Riey/compiletime-sort-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Riey/compiletime-sort-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRiey%2Fcompiletime-sort-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRiey%2Fcompiletime-sort-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffb85b6be4b853eb2a50be789da4b5849b2f2f38
[INFO] checking Riey/compiletime-sort-rs against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRiey%2Fcompiletime-sort-rs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Riey/compiletime-sort-rs on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Riey/compiletime-sort-rs
[INFO] finished tweaking git repo https://github.com/Riey/compiletime-sort-rs
[INFO] tweaked toml for git repo https://github.com/Riey/compiletime-sort-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Riey/compiletime-sort-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07d242086470102591abee9bd2102b402e7cc8771cdf45982765f517185d8dc8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "07d242086470102591abee9bd2102b402e7cc8771cdf45982765f517185d8dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07d242086470102591abee9bd2102b402e7cc8771cdf45982765f517185d8dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07d242086470102591abee9bd2102b402e7cc8771cdf45982765f517185d8dc8", kill_on_drop: false }`
[INFO] [stdout] 07d242086470102591abee9bd2102b402e7cc8771cdf45982765f517185d8dc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d240416745002001c054e9e3c092db1d5181ef935182b56ec12da237aa0b254
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5d240416745002001c054e9e3c092db1d5181ef935182b56ec12da237aa0b254", kill_on_drop: false }`
[INFO] [stderr]     Checking compiletime-sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: mutable references are not allowed in constant functions
[INFO] [stdout]  --> src/main.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | const fn sift_down(arr: &mut [usize], mut node: usize) {
[INFO] [stdout]   |                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #57349 <https://github.com/rust-lang/rust/issues/57349> for more information
[INFO] [stdout]   = help: add `#![feature(const_mut_refs)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: mutable references are not allowed in constant functions
[INFO] [stdout]   --> src/main.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 | const fn heap_sort(arr: &mut [usize]) {
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #57349 <https://github.com/rust-lang/rust/issues/57349> for more information
[INFO] [stdout]    = help: add `#![feature(const_mut_refs)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: mutable references are not allowed in constant functions
[INFO] [stdout]  --> src/main.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | const fn sift_down(arr: &mut [usize], mut node: usize) {
[INFO] [stdout]   |                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #57349 <https://github.com/rust-lang/rust/issues/57349> for more information
[INFO] [stdout]   = help: add `#![feature(const_mut_refs)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: mutable references are not allowed in constant functions
[INFO] [stdout]   --> src/main.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 | const fn heap_sort(arr: &mut [usize]) {
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #57349 <https://github.com/rust-lang/rust/issues/57349> for more information
[INFO] [stdout]    = help: add `#![feature(const_mut_refs)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `transmute` is not allowed in constant functions
[INFO] [stdout]   --> src/main.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 |             sift_down(transmute((arr.as_ptr(), i)), 0);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
[INFO] [stdout]    = help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
[INFO] [stdout]    = note: `transmute` is only allowed in constants and statics for now
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: mutable references are not allowed in constant functions
[INFO] [stdout]   --> src/main.rs:55:15
[INFO] [stdout]    |
[INFO] [stdout] 55 |     heap_sort(&mut arr);
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #57349 <https://github.com/rust-lang/rust/issues/57349> for more information
[INFO] [stdout]    = help: add `#![feature(const_mut_refs)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `transmute` is not allowed in constant functions
[INFO] [stdout]   --> src/main.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 |             sift_down(transmute((arr.as_ptr(), i)), 0);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
[INFO] [stdout]    = help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
[INFO] [stdout]    = note: `transmute` is only allowed in constants and statics for now
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: mutable references are not allowed in constant functions
[INFO] [stdout]   --> src/main.rs:55:15
[INFO] [stdout]    |
[INFO] [stdout] 55 |     heap_sort(&mut arr);
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #57349 <https://github.com/rust-lang/rust/issues/57349> for more information
[INFO] [stdout]    = help: add `#![feature(const_mut_refs)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compiletime-sort`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5d240416745002001c054e9e3c092db1d5181ef935182b56ec12da237aa0b254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d240416745002001c054e9e3c092db1d5181ef935182b56ec12da237aa0b254", kill_on_drop: false }`
[INFO] [stdout] 5d240416745002001c054e9e3c092db1d5181ef935182b56ec12da237aa0b254