[INFO] fetching crate io-synesthesist 0.1.1...
[INFO] checking io-synesthesist-0.1.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate io-synesthesist 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate io-synesthesist 0.1.1
[INFO] finished tweaking crates.io crate io-synesthesist 0.1.1
[INFO] tweaked toml for crates.io crate io-synesthesist 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate io-synesthesist 0.1.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4497164af7f2f347734ef9e9ad55f14a3f5a7001fde4dc36a8abc6ad09250e91
[INFO] running `Command { std: "docker" "start" "-a" "4497164af7f2f347734ef9e9ad55f14a3f5a7001fde4dc36a8abc6ad09250e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4497164af7f2f347734ef9e9ad55f14a3f5a7001fde4dc36a8abc6ad09250e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4497164af7f2f347734ef9e9ad55f14a3f5a7001fde4dc36a8abc6ad09250e91", kill_on_drop: false }`
[INFO] [stdout] 4497164af7f2f347734ef9e9ad55f14a3f5a7001fde4dc36a8abc6ad09250e91
[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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e007cd388ef014f533e4c820264b336e1f52d0097bba0eb6495127de64d2214
[INFO] running `Command { std: "docker" "start" "-a" "5e007cd388ef014f533e4c820264b336e1f52d0097bba0eb6495127de64d2214", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking io-synesthesist v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/ffi.rs:182:1
[INFO] [stdout]     |
[INFO] [stdout] 182 | / /// The `C` extern is list of system call from libc required
[INFO] [stdout] 183 | | /// by the standard in/out put.
[INFO] [stdout]     | |_______________________________^
[INFO] [stdout] ...
[INFO] [stdout] 186 | / extern "C" {
[INFO] [stdout] 187 | |     pub fn write(fd: i32, buf: *const i8, len: i32) -> i32;
[INFO] [stdout] 188 | |     pub fn lseek(fd: i32, offset: u64, whence: i32) -> u64;
[INFO] [stdout] 189 | |     pub fn read(fd: i32, buf: *mut i8, len: i32) -> i32;
[INFO] [stdout] 190 | |     pub fn ioctl(fd: i32, req: u64, term: *mut Termios) -> i32;
[INFO] [stdout] 191 | | }
[INFO] [stdout]     | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/ffi.rs:182:1
[INFO] [stdout]     |
[INFO] [stdout] 182 | / /// The `C` extern is list of system call from libc required
[INFO] [stdout] 183 | | /// by the standard in/out put.
[INFO] [stdout]     | |_______________________________^
[INFO] [stdout] ...
[INFO] [stdout] 186 | / extern "C" {
[INFO] [stdout] 187 | |     pub fn write(fd: i32, buf: *const i8, len: i32) -> i32;
[INFO] [stdout] 188 | |     pub fn lseek(fd: i32, offset: u64, whence: i32) -> u64;
[INFO] [stdout] 189 | |     pub fn read(fd: i32, buf: *mut i8, len: i32) -> i32;
[INFO] [stdout] 190 | |     pub fn ioctl(fd: i32, req: u64, term: *mut Termios) -> i32;
[INFO] [stdout] 191 | | }
[INFO] [stdout]     | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused logical operation that must be used
[INFO] [stdout]   --> examples/write.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     writeln!("hello world\0".as_ptr());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the logical operation produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused logical operation that must be used
[INFO] [stdout]   --> examples/number.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         writeln_number!(c);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ the logical operation produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `writeln_number` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused logical operation that must be used
[INFO] [stdout]   --> examples/error.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     writeln_err!("The error work\0".as_ptr());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the logical operation produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `writeln_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "5e007cd388ef014f533e4c820264b336e1f52d0097bba0eb6495127de64d2214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e007cd388ef014f533e4c820264b336e1f52d0097bba0eb6495127de64d2214", kill_on_drop: false }`
[INFO] [stdout] 5e007cd388ef014f533e4c820264b336e1f52d0097bba0eb6495127de64d2214