[INFO] fetching crate msgp-abi 0.1.1...
[INFO] testing msgp-abi-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate msgp-abi 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate msgp-abi 0.1.1
[INFO] finished tweaking crates.io crate msgp-abi 0.1.1
[INFO] tweaked toml for crates.io crate msgp-abi 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate msgp-abi 0.1.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5a74e3bf8398b7ac9289f8e2a85251166c96f7c050ee47f8a21d70ac80940df
[INFO] running `Command { std: "docker" "start" "-a" "a5a74e3bf8398b7ac9289f8e2a85251166c96f7c050ee47f8a21d70ac80940df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5a74e3bf8398b7ac9289f8e2a85251166c96f7c050ee47f8a21d70ac80940df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5a74e3bf8398b7ac9289f8e2a85251166c96f7c050ee47f8a21d70ac80940df", kill_on_drop: false }`
[INFO] [stdout] a5a74e3bf8398b7ac9289f8e2a85251166c96f7c050ee47f8a21d70ac80940df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e92066af781b7e06161834bd23f17604bfaf7dc55af585c123feea5bc4f8b734
[INFO] running `Command { std: "docker" "start" "-a" "e92066af781b7e06161834bd23f17604bfaf7dc55af585c123feea5bc4f8b734", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling msgp v0.1.1
[INFO] [stderr]    Compiling msgp-abi v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub extern fn encode(buf: Buf) -> Buf {
[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:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub extern fn decode(buf: Buf) -> Buf {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub extern fn create_decoder() -> *mut msgp::Decoder {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub extern fn feed_decoder(ptr: *mut msgp::Decoder, buf: Buf) -> size_t {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub extern fn read_decoder(ptr: *mut msgp::Decoder) -> Buf {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub extern fn get_decoder_buffer_len(ptr: *const msgp::Decoder) -> size_t {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub extern fn get_decoder_result_len(ptr: *const msgp::Decoder) -> size_t {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub extern fn drop_decoder(ptr: *mut msgp::Decoder) {
[INFO] [stdout]     |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint8_t`: Use u8 instead.
[INFO] [stdout]   --> src/lib.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | use libc::{uint8_t, size_t};
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint8_t`: Use u8 instead.
[INFO] [stdout]   --> src/lib.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |     ptr: *const uint8_t,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut decoder = unsafe { &mut *ptr };
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let mut decoder = unsafe { &mut *ptr };
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "e92066af781b7e06161834bd23f17604bfaf7dc55af585c123feea5bc4f8b734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e92066af781b7e06161834bd23f17604bfaf7dc55af585c123feea5bc4f8b734", kill_on_drop: false }`
[INFO] [stdout] e92066af781b7e06161834bd23f17604bfaf7dc55af585c123feea5bc4f8b734
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa3aaf1fa0a0009ed5c5febb7134361c032c7f93d45faaa6c0017b535724545b
[INFO] running `Command { std: "docker" "start" "-a" "fa3aaf1fa0a0009ed5c5febb7134361c032c7f93d45faaa6c0017b535724545b", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling msgp-abi v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub extern fn encode(buf: Buf) -> Buf {
[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:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub extern fn decode(buf: Buf) -> Buf {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub extern fn create_decoder() -> *mut msgp::Decoder {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub extern fn feed_decoder(ptr: *mut msgp::Decoder, buf: Buf) -> size_t {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub extern fn read_decoder(ptr: *mut msgp::Decoder) -> Buf {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub extern fn get_decoder_buffer_len(ptr: *const msgp::Decoder) -> size_t {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub extern fn get_decoder_result_len(ptr: *const msgp::Decoder) -> size_t {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/lib.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub extern fn drop_decoder(ptr: *mut msgp::Decoder) {
[INFO] [stdout]     |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint8_t`: Use u8 instead.
[INFO] [stdout]   --> src/lib.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | use libc::{uint8_t, size_t};
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint8_t`: Use u8 instead.
[INFO] [stdout]   --> src/lib.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |     ptr: *const uint8_t,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut decoder = unsafe { &mut *ptr };
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let mut decoder = unsafe { &mut *ptr };
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "fa3aaf1fa0a0009ed5c5febb7134361c032c7f93d45faaa6c0017b535724545b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa3aaf1fa0a0009ed5c5febb7134361c032c7f93d45faaa6c0017b535724545b", kill_on_drop: false }`
[INFO] [stdout] fa3aaf1fa0a0009ed5c5febb7134361c032c7f93d45faaa6c0017b535724545b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ff2ffea5311584a316a3b3f8b5b414fa9832c36d4d280df875b23b5424b039a
[INFO] running `Command { std: "docker" "start" "-a" "7ff2ffea5311584a316a3b3f8b5b414fa9832c36d4d280df875b23b5424b039a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stderr]   --> src/lib.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub extern fn encode(buf: Buf) -> Buf {
[INFO] [stderr]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stderr]   --> src/lib.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub extern fn decode(buf: Buf) -> Buf {
[INFO] [stderr]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stderr]   --> src/lib.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub extern fn create_decoder() -> *mut msgp::Decoder {
[INFO] [stderr]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stderr]   --> src/lib.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 | pub extern fn feed_decoder(ptr: *mut msgp::Decoder, buf: Buf) -> size_t {
[INFO] [stderr]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stderr]   --> src/lib.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub extern fn read_decoder(ptr: *mut msgp::Decoder) -> Buf {
[INFO] [stderr]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stderr]   --> src/lib.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 | pub extern fn get_decoder_buffer_len(ptr: *const msgp::Decoder) -> size_t {
[INFO] [stderr]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stderr]   --> src/lib.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub extern fn get_decoder_result_len(ptr: *const msgp::Decoder) -> size_t {
[INFO] [stderr]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stderr]    --> src/lib.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub extern fn drop_decoder(ptr: *mut msgp::Decoder) {
[INFO] [stderr]     |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint8_t`: Use u8 instead.
[INFO] [stderr]   --> src/lib.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | use libc::{uint8_t, size_t};
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `libc::uint8_t`: Use u8 instead.
[INFO] [stderr]   --> src/lib.rs:23:17
[INFO] [stderr]    |
[INFO] [stderr] 23 |     ptr: *const uint8_t,
[INFO] [stderr]    |                 ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |     let mut decoder = unsafe { &mut *ptr };
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |     let mut decoder = unsafe { &mut *ptr };
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `msgp-abi` (lib test) generated 12 warnings (run `cargo fix --lib -p msgp-abi --tests` to apply 10 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/msgp_abi-b396c4b5fc1fc94e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7ff2ffea5311584a316a3b3f8b5b414fa9832c36d4d280df875b23b5424b039a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ff2ffea5311584a316a3b3f8b5b414fa9832c36d4d280df875b23b5424b039a", kill_on_drop: false }`
[INFO] [stdout] 7ff2ffea5311584a316a3b3f8b5b414fa9832c36d4d280df875b23b5424b039a