[INFO] fetching crate safe-libc 0.1.4...
[INFO] testing safe-libc-0.1.4 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate safe-libc 0.1.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate safe-libc 0.1.4
[INFO] finished tweaking crates.io crate safe-libc 0.1.4
[INFO] tweaked toml for crates.io crate safe-libc 0.1.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate safe-libc 0.1.4 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2189a9ddc45e7d348712dcc2ba3dd7a298b7f471e44695971a6ffc1525b5db3
[INFO] running `Command { std: "docker" "start" "-a" "d2189a9ddc45e7d348712dcc2ba3dd7a298b7f471e44695971a6ffc1525b5db3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2189a9ddc45e7d348712dcc2ba3dd7a298b7f471e44695971a6ffc1525b5db3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2189a9ddc45e7d348712dcc2ba3dd7a298b7f471e44695971a6ffc1525b5db3", kill_on_drop: false }`
[INFO] [stdout] d2189a9ddc45e7d348712dcc2ba3dd7a298b7f471e44695971a6ffc1525b5db3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ce91b59cf79bc107fe453964e65be720caaffb8db4581342045985232d3dab92
[INFO] running `Command { std: "docker" "start" "-a" "ce91b59cf79bc107fe453964e65be720caaffb8db4581342045985232d3dab92", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe-libc v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/posix/resource.rs:51:28
[INFO] [stdout]     |
[INFO] [stdout] 51  |         if libc::getrlimit(resource, &mut rlimit) == -1 {
[INFO] [stdout]     |            --------------- ^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     |            |
[INFO] [stdout]     |            arguments to this function are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.174/src/unix/linux_like/linux/musl/mod.rs:851:12
[INFO] [stdout]     |
[INFO] [stdout] 851 |     pub fn getrlimit(resource: c_int, rlim: *mut crate::rlimit) -> c_int;
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] help: you can convert a `u32` to an `i32` and panic if the converted value doesn't fit
[INFO] [stdout]     |
[INFO] [stdout] 51  |         if libc::getrlimit(resource.try_into().unwrap(), &mut rlimit) == -1 {
[INFO] [stdout]     |                                    ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/posix/resource.rs:63:28
[INFO] [stdout]     |
[INFO] [stdout] 63  |         if libc::setrlimit(resource, &rlimit) == -1 {
[INFO] [stdout]     |            --------------- ^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     |            |
[INFO] [stdout]     |            arguments to this function are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.174/src/unix/linux_like/linux/musl/mod.rs:852:12
[INFO] [stdout]     |
[INFO] [stdout] 852 |     pub fn setrlimit(resource: c_int, rlim: *const crate::rlimit) -> c_int;
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] help: you can convert a `u32` to an `i32` and panic if the converted value doesn't fit
[INFO] [stdout]     |
[INFO] [stdout] 63  |         if libc::setrlimit(resource.try_into().unwrap(), &rlimit) == -1 {
[INFO] [stdout]     |                                    ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `safe-libc` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ce91b59cf79bc107fe453964e65be720caaffb8db4581342045985232d3dab92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce91b59cf79bc107fe453964e65be720caaffb8db4581342045985232d3dab92", kill_on_drop: false }`
[INFO] [stdout] ce91b59cf79bc107fe453964e65be720caaffb8db4581342045985232d3dab92