[INFO] fetching crate abistr 0.2.0-rc3...
[INFO] checking abistr-0.2.0-rc3 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate abistr 0.2.0-rc3 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate abistr 0.2.0-rc3 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate abistr 0.2.0-rc3
[INFO] finished tweaking crates.io crate abistr 0.2.0-rc3
[INFO] tweaked toml for crates.io crate abistr 0.2.0-rc3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded abistr-macros v0.2.0-rc3
[INFO] [stderr]   Downloaded widestring v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fec1f99bc264072f2d10dc884aab9a8b63c8bf081115fdc61e64e5e84b89884
[INFO] running `Command { std: "docker" "start" "-a" "0fec1f99bc264072f2d10dc884aab9a8b63c8bf081115fdc61e64e5e84b89884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fec1f99bc264072f2d10dc884aab9a8b63c8bf081115fdc61e64e5e84b89884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fec1f99bc264072f2d10dc884aab9a8b63c8bf081115fdc61e64e5e84b89884", kill_on_drop: false }`
[INFO] [stdout] 0fec1f99bc264072f2d10dc884aab9a8b63c8bf081115fdc61e64e5e84b89884
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e43f49e7074c860a12232931d9428f08d631d063e849e111d696d1c3e5b9c509
[INFO] running `Command { std: "docker" "start" "-a" "e43f49e7074c860a12232931d9428f08d631d063e849e111d696d1c3e5b9c509", kill_on_drop: false }`
[INFO] [stderr]    Compiling abistr-macros v0.2.0-rc3
[INFO] [stderr]     Checking abistr v0.2.0-rc3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:242:29
[INFO] [stdout]     |
[INFO] [stdout] 242 |     assert_abi_compatible!([c_char;  1], CStrBuf<u8,  1>);
[INFO] [stdout]     |                             ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:243:29
[INFO] [stdout]     |
[INFO] [stdout] 243 |     assert_abi_compatible!([c_char;  2], CStrBuf<u8,  2>);
[INFO] [stdout]     |                             ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:244:29
[INFO] [stdout]     |
[INFO] [stdout] 244 |     assert_abi_compatible!([c_char;  3], CStrBuf<u8,  3>);
[INFO] [stdout]     |                             ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:245:29
[INFO] [stdout]     |
[INFO] [stdout] 245 |     assert_abi_compatible!([c_char;  4], CStrBuf<u8,  4>);
[INFO] [stdout]     |                             ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:246:29
[INFO] [stdout]     |
[INFO] [stdout] 246 |     assert_abi_compatible!([c_char;  6], CStrBuf<u8,  6>);
[INFO] [stdout]     |                             ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:247:29
[INFO] [stdout]     |
[INFO] [stdout] 247 |     assert_abi_compatible!([c_char;  8], CStrBuf<u8,  8>);
[INFO] [stdout]     |                             ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:248:29
[INFO] [stdout]     |
[INFO] [stdout] 248 |     assert_abi_compatible!([c_char; 12], CStrBuf<u8, 12>);
[INFO] [stdout]     |                             ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:249:29
[INFO] [stdout]     |
[INFO] [stdout] 249 |     assert_abi_compatible!([c_char; 16], CStrBuf<u8, 16>);
[INFO] [stdout]     |                             ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:250:29
[INFO] [stdout]     |
[INFO] [stdout] 250 |     assert_abi_compatible!([c_char; 24], CStrBuf<u8, 24>);
[INFO] [stdout]     |                             ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:251:29
[INFO] [stdout]     |
[INFO] [stdout] 251 |     assert_abi_compatible!([c_char; 99], CStrBuf<u8, 99>);
[INFO] [stdout]     |                             ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:406:26
[INFO] [stdout]     |
[INFO] [stdout] 406 |         empty:          [c_char; 16],
[INFO] [stdout]     |                          ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:407:26
[INFO] [stdout]     |
[INFO] [stdout] 407 |         empty2:         [c_char; 16],
[INFO] [stdout]     |                          ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:408:26
[INFO] [stdout]     |
[INFO] [stdout] 408 |         empty3:         [c_char; 16],
[INFO] [stdout]     |                          ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:409:26
[INFO] [stdout]     |
[INFO] [stdout] 409 |         example:        [c_char; 16],
[INFO] [stdout]     |                          ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:410:26
[INFO] [stdout]     |
[INFO] [stdout] 410 |         full:           [c_char; 16],
[INFO] [stdout]     |                          ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:411:26
[INFO] [stdout]     |
[INFO] [stdout] 411 |         not_unicode:    [c_char; 16],
[INFO] [stdout]     |                          ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:422:32
[INFO] [stdout]     |
[INFO] [stdout] 422 |     c.not_unicode[0] = 0xFF as c_char;
[INFO] [stdout]     |                                ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/buffers.rs:423:32
[INFO] [stdout]     |
[INFO] [stdout] 423 |     c.not_unicode[1] = 0xFF as c_char;
[INFO] [stdout]     |                                ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/buffers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/pointers.rs:309:56
[INFO] [stdout]     |
[INFO] [stdout] 309 |     assert_abi_compatible!(CStrPtr,             *const c_char);
[INFO] [stdout]     |                                                        ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/pointers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/pointers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/pointers.rs:310:56
[INFO] [stdout]     |
[INFO] [stdout] 310 |     assert_abi_compatible!(Option<CStrNonNull>, *const c_char);
[INFO] [stdout]     |                                                        ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/pointers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/pointers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `c_char` is ambiguous
[INFO] [stdout]    --> src/pointers.rs:311:57
[INFO] [stdout]     |
[INFO] [stdout] 311 |     assert_abi_compatible!(CStrNonNull,         NonNull<c_char>);
[INFO] [stdout]     |                                                         ^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `c_char` could refer to the type alias imported here
[INFO] [stdout]    --> src/pointers.rs:6:29
[INFO] [stdout]     |
[INFO] [stdout] 6   | #[cfg(feature = "std")] use std::ffi::*;
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] note: `c_char` could also refer to the type alias imported here
[INFO] [stdout]    --> src/pointers.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::*;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `c_char` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 21 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `abistr` (lib test) due to 22 previous errors
[INFO] running `Command { std: "docker" "inspect" "e43f49e7074c860a12232931d9428f08d631d063e849e111d696d1c3e5b9c509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e43f49e7074c860a12232931d9428f08d631d063e849e111d696d1c3e5b9c509", kill_on_drop: false }`
[INFO] [stdout] e43f49e7074c860a12232931d9428f08d631d063e849e111d696d1c3e5b9c509
[INFO] checking abistr-0.2.0-rc3 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3
[INFO] extracting crate abistr 0.2.0-rc3 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate abistr 0.2.0-rc3 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate abistr 0.2.0-rc3
[INFO] finished tweaking crates.io crate abistr 0.2.0-rc3
[INFO] tweaked toml for crates.io crate abistr 0.2.0-rc3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 357bdedd07b445f9cc5aeb1565832051aaf0569180619866fd908e90dbab5da1
[INFO] running `Command { std: "docker" "start" "-a" "357bdedd07b445f9cc5aeb1565832051aaf0569180619866fd908e90dbab5da1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "357bdedd07b445f9cc5aeb1565832051aaf0569180619866fd908e90dbab5da1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "357bdedd07b445f9cc5aeb1565832051aaf0569180619866fd908e90dbab5da1", kill_on_drop: false }`
[INFO] [stdout] 357bdedd07b445f9cc5aeb1565832051aaf0569180619866fd908e90dbab5da1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37ca08ce194736636273d15aac62053f25a739f3e3530bc3e6ad087fd3db5933
[INFO] running `Command { std: "docker" "start" "-a" "37ca08ce194736636273d15aac62053f25a739f3e3530bc3e6ad087fd3db5933", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "37ca08ce194736636273d15aac62053f25a739f3e3530bc3e6ad087fd3db5933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37ca08ce194736636273d15aac62053f25a739f3e3530bc3e6ad087fd3db5933", kill_on_drop: false }`
[INFO] [stdout] 37ca08ce194736636273d15aac62053f25a739f3e3530bc3e6ad087fd3db5933