[INFO] cloning repository https://github.com/skylerparr/dielib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skylerparr/dielib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskylerparr%2Fdielib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskylerparr%2Fdielib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83cdc3a1c516f98066fdd313b40ddfe725f26eb0
[INFO] checking skylerparr/dielib against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskylerparr%2Fdielib" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: Unable to create '/workspace/builds/worker-4-tc2/source/.git/refs/remotes/origin/HEAD.lock': No such file or directory
[INFO] [stderr] fatal: unable to update refs/remotes/origin/HEAD
[INFO] checking skylerparr/dielib against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskylerparr%2Fdielib" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-4-tc2/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'remote.origin.url' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskylerparr%2Fdielib'
[INFO] checking skylerparr/dielib against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskylerparr%2Fdielib" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/skylerparr/dielib
[INFO] finished tweaking git repo https://github.com/skylerparr/dielib
[INFO] tweaked toml for git repo https://github.com/skylerparr/dielib written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/skylerparr/dielib on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/skylerparr/dielib 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9fb0e6c7420101fb9bf8ddedb659971f5dee871229f39d81b53ce6edbda9c34
[INFO] running `Command { std: "docker" "start" "-a" "e9fb0e6c7420101fb9bf8ddedb659971f5dee871229f39d81b53ce6edbda9c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9fb0e6c7420101fb9bf8ddedb659971f5dee871229f39d81b53ce6edbda9c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9fb0e6c7420101fb9bf8ddedb659971f5dee871229f39d81b53ce6edbda9c34", kill_on_drop: false }`
[INFO] [stdout] e9fb0e6c7420101fb9bf8ddedb659971f5dee871229f39d81b53ce6edbda9c34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f1776d78fde08b4178bf779dfd57c233467943f9f62bee55091ae37781be69e
[INFO] running `Command { std: "docker" "start" "-a" "0f1776d78fde08b4178bf779dfd57c233467943f9f62bee55091ae37781be69e", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]     Checking test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub extern fn apply(methods: HashMap<&str, fn(*mut c_char) -> *mut c_char>, fun_name: *mut c_char) -> *mut c_char {
[INFO] [stdout]   |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/main.rs:35:45
[INFO] [stdout]    |
[INFO] [stdout] 35 | ...   let func: libloading::Symbol<unsafe extern fn(HashMap<&str, fn(*mut c_char) -> *mut c_char>, * mut c_char) -> *mut c_char> = lib.ge...
[INFO] [stdout]    |                                           ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub extern fn apply(methods: HashMap<&str, fn(*mut c_char) -> *mut c_char>, fun_name: *mut c_char) -> *mut c_char {
[INFO] [stdout]   |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/main.rs:35:45
[INFO] [stdout]    |
[INFO] [stdout] 35 | ...   let func: libloading::Symbol<unsafe extern fn(HashMap<&str, fn(*mut c_char) -> *mut c_char>, * mut c_char) -> *mut c_char> = lib.ge...
[INFO] [stdout]    |                                           ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `HashMap<&str, fn(*mut i8) -> *mut i8>`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub extern fn apply(methods: HashMap<&str, fn(*mut c_char) -> *mut c_char>, fun_name: *mut c_char) -> *mut c_char {
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]   = note: this struct has unspecified layout
[INFO] [stdout]   = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `HashMap<&str, fn(*mut i8) -> *mut i8>`, which is not FFI-safe
[INFO] [stdout]  --> src/lib.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub extern fn apply(methods: HashMap<&str, fn(*mut c_char) -> *mut c_char>, fun_name: *mut c_char) -> *mut c_char {
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]   = note: this struct has unspecified layout
[INFO] [stdout]   = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "0f1776d78fde08b4178bf779dfd57c233467943f9f62bee55091ae37781be69e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f1776d78fde08b4178bf779dfd57c233467943f9f62bee55091ae37781be69e", kill_on_drop: false }`
[INFO] [stdout] 0f1776d78fde08b4178bf779dfd57c233467943f9f62bee55091ae37781be69e