[INFO] cloning repository https://github.com/TChatzigiannakis/rustc_llvm_type_error
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TChatzigiannakis/rustc_llvm_type_error" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTChatzigiannakis%2Frustc_llvm_type_error", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTChatzigiannakis%2Frustc_llvm_type_error'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1340c661d98e25817738e7db26bbb037e7c01d22
[INFO] testing TChatzigiannakis/rustc_llvm_type_error against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTChatzigiannakis%2Frustc_llvm_type_error" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TChatzigiannakis/rustc_llvm_type_error on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TChatzigiannakis/rustc_llvm_type_error
[INFO] finished tweaking git repo https://github.com/TChatzigiannakis/rustc_llvm_type_error
[INFO] tweaked toml for git repo https://github.com/TChatzigiannakis/rustc_llvm_type_error written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/TChatzigiannakis/rustc_llvm_type_error already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 889eaae145d09d7cccdddcba2e6ff1fbee442c6f86233a6bc940f3100e327124
[INFO] running `Command { std: "docker" "start" "-a" "889eaae145d09d7cccdddcba2e6ff1fbee442c6f86233a6bc940f3100e327124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "889eaae145d09d7cccdddcba2e6ff1fbee442c6f86233a6bc940f3100e327124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "889eaae145d09d7cccdddcba2e6ff1fbee442c6f86233a6bc940f3100e327124", kill_on_drop: false }`
[INFO] [stdout] 889eaae145d09d7cccdddcba2e6ff1fbee442c6f86233a6bc940f3100e327124
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0577a6c99d641c27d27fbdabc48b5bec9d8cc04a698a075ed661777e5f573d01
[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" "0577a6c99d641c27d27fbdabc48b5bec9d8cc04a698a075ed661777e5f573d01", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc_llvm_type_error v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/main.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |     field: Vec<Box<Fn(&u8)>>,
[INFO] [stdout]   |                    ^^^^^^^ help: use `dyn`: `dyn Fn(&u8)`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:15:71
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn no_type_error(&self, _selector: fn(&Callbacks) -> &Vec<Box<Fn(&u8)>>) {}
[INFO] [stdout]    |                                                                       ^^^^^^^ help: use `dyn`: `dyn Fn(&u8)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:16:71
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn type_error<T>(&self, _selector: fn(&Callbacks) -> &Vec<Box<Fn(T)>>) {}
[INFO] [stdout]    |                                                                       ^^^^^ help: use `dyn`: `dyn Fn(T)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Function return type does not match operand type of return inst!
[INFO] [stderr]   ret %"alloc::vec::Vec<alloc::boxed::Box<core::ops::function::Fn<(&u8), Output=()>>>.0"* %5, !dbg !114
[INFO] [stderr]  %"alloc::vec::Vec<alloc::boxed::Box<core::ops::function::Fn<(&u8), Output=()>>>"*in function _ZN21rustc_llvm_type_error4main28_$u7b$$u7b$closure$u7d$$u7d$17h371a502006cc97a7E
[INFO] [stderr] LLVM ERROR: Broken function found, compilation aborted!
[INFO] [stderr] error: could not compile `rustc_llvm_type_error`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "0577a6c99d641c27d27fbdabc48b5bec9d8cc04a698a075ed661777e5f573d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0577a6c99d641c27d27fbdabc48b5bec9d8cc04a698a075ed661777e5f573d01", kill_on_drop: false }`
[INFO] [stdout] 0577a6c99d641c27d27fbdabc48b5bec9d8cc04a698a075ed661777e5f573d01
