[INFO] cloning repository https://github.com/AndrewRademacher/safer_dynamic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AndrewRademacher/safer_dynamic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewRademacher%2Fsafer_dynamic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewRademacher%2Fsafer_dynamic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eea6c1d7a03db327529aba256deac3b109de4ef4
[INFO] checking AndrewRademacher/safer_dynamic against master#46424fb5054f211ec836c5c03159f92e46bb35ac for pr-139042
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewRademacher%2Fsafer_dynamic" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AndrewRademacher/safer_dynamic on toolchain 46424fb5054f211ec836c5c03159f92e46bb35ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/AndrewRademacher/safer_dynamic
[INFO] finished tweaking git repo https://github.com/AndrewRademacher/safer_dynamic
[INFO] tweaked toml for git repo https://github.com/AndrewRademacher/safer_dynamic written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AndrewRademacher/safer_dynamic 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" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8fa2404fd93cdbd8ddffdc771a72c12328485c91aefbabf4e6258466de708ad
[INFO] running `Command { std: "docker" "start" "-a" "b8fa2404fd93cdbd8ddffdc771a72c12328485c91aefbabf4e6258466de708ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8fa2404fd93cdbd8ddffdc771a72c12328485c91aefbabf4e6258466de708ad", kill_on_drop: false }`
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[INFO] [stdout] b8fa2404fd93cdbd8ddffdc771a72c12328485c91aefbabf4e6258466de708ad
[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c8335bc516b0416e6e35ef0900acd1ca6ee450d24036583e4335c44e7fbc344
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[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking rustls-webpki v0.100.1
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling ext-trait-proc_macros v1.0.1
[INFO] [stderr]    Compiling with_builtin_macros-proc_macros v0.0.3
[INFO] [stderr]    Compiling safer_ffi-proc_macros v0.1.0-rc1
[INFO] [stderr]     Checking ext-trait v1.0.1
[INFO] [stderr]     Checking extension-traits v1.0.1
[INFO] [stderr]    Compiling tokio-macros v2.1.0
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[INFO] [stderr]     Checking uninit v0.5.1
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[INFO] [stdout] error[E0659]: `cfg_match` is ambiguous
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/_lib.rs:517:5
[INFO] [stdout]     |
[INFO] [stdout] 517 |     cfg_match! {
[INFO] [stdout]     |     ^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a `macro_rules` name and a non-`macro_rules` name from another module
[INFO] [stdout] note: `cfg_match` could refer to the macro defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/utils/macros.rs:10:1
[INFO] [stdout]     |
[INFO] [stdout] 10  | / macro_rules! cfg_match {
[INFO] [stdout] 11  | |     (
[INFO] [stdout] 12  | |         _ => { $($expansion:tt)* } $(,)?
[INFO] [stdout] 13  | |     ) => (
[INFO] [stdout] ...   |
[INFO] [stdout] 33  | |     });
[INFO] [stdout] 34  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] note: `cfg_match` could also refer to the macro imported here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/_lib.rs:519:29
[INFO] [stdout]     |
[INFO] [stdout] 519 |             pub use ::std::{*,
[INFO] [stdout]     |                             ^
[INFO] [stdout]     = help: use `self::cfg_match` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `cfg_match` is ambiguous
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/utils/macros.rs:22:9
[INFO] [stdout]     |
[INFO] [stdout] 22  |           cfg_match! { _ => $expansion } $($(
[INFO] [stdout]     |           ^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/_lib.rs:517:5
[INFO] [stdout]     |
[INFO] [stdout] 517 | /     cfg_match! {
[INFO] [stdout] 518 | |         feature = "std" => {
[INFO] [stdout] 519 | |             pub use ::std::{*,
[INFO] [stdout] 520 | |                 self,
[INFO] [stdout] ...   |
[INFO] [stdout] 541 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a `macro_rules` name and a non-`macro_rules` name from another module
[INFO] [stdout] note: `cfg_match` could refer to the macro defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/utils/macros.rs:10:1
[INFO] [stdout]     |
[INFO] [stdout] 10  | / macro_rules! cfg_match {
[INFO] [stdout] 11  | |     (
[INFO] [stdout] 12  | |         _ => { $($expansion:tt)* } $(,)?
[INFO] [stdout] 13  | |     ) => (
[INFO] [stdout] ...   |
[INFO] [stdout] 33  | |     });
[INFO] [stdout] 34  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] note: `cfg_match` could also refer to the macro imported here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/_lib.rs:519:29
[INFO] [stdout]     |
[INFO] [stdout] 519 |             pub use ::std::{*,
[INFO] [stdout]     |                             ^
[INFO] [stdout]     = help: use `self::cfg_match` to refer to this macro unambiguously
[INFO] [stdout]     = note: this error originates in the macro `cfg_match` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `cfg_match` is ambiguous
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/_lib.rs:560:5
[INFO] [stdout]     |
[INFO] [stdout] 560 |     cfg_match! {
[INFO] [stdout]     |     ^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a `macro_rules` name and a non-`macro_rules` name from another module
[INFO] [stdout] note: `cfg_match` could refer to the macro defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/utils/macros.rs:10:1
[INFO] [stdout]     |
[INFO] [stdout] 10  | / macro_rules! cfg_match {
[INFO] [stdout] 11  | |     (
[INFO] [stdout] 12  | |         _ => { $($expansion:tt)* } $(,)?
[INFO] [stdout] 13  | |     ) => (
[INFO] [stdout] ...   |
[INFO] [stdout] 33  | |     });
[INFO] [stdout] 34  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] note: `cfg_match` could also refer to the macro imported here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/_lib.rs:519:29
[INFO] [stdout]     |
[INFO] [stdout] 519 |             pub use ::std::{*,
[INFO] [stdout]     |                             ^
[INFO] [stdout]     = help: use `self::cfg_match` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `cfg_match` is ambiguous
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/utils/macros.rs:25:9
[INFO] [stdout]     |
[INFO] [stdout] 25  |           cfg_match! { $($rest)+ } )?)?
[INFO] [stdout]     |           ^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/_lib.rs:560:5
[INFO] [stdout]     |
[INFO] [stdout] 560 | /     cfg_match! {
[INFO] [stdout] 561 | |         feature = "log" => {
[INFO] [stdout] 562 | |             #[apply(hidden_export)]
[INFO] [stdout] 563 | |             macro_rules! __error__ {( $($msg:tt)* ) => (
[INFO] [stdout] ...   |
[INFO] [stdout] 578 | |         },
[INFO] [stdout] 579 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a `macro_rules` name and a non-`macro_rules` name from another module
[INFO] [stdout] note: `cfg_match` could refer to the macro defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/utils/macros.rs:10:1
[INFO] [stdout]     |
[INFO] [stdout] 10  | / macro_rules! cfg_match {
[INFO] [stdout] 11  | |     (
[INFO] [stdout] 12  | |         _ => { $($expansion:tt)* } $(,)?
[INFO] [stdout] 13  | |     ) => (
[INFO] [stdout] ...   |
[INFO] [stdout] 33  | |     });
[INFO] [stdout] 34  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] note: `cfg_match` could also refer to the macro imported here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/_lib.rs:519:29
[INFO] [stdout]     |
[INFO] [stdout] 519 |             pub use ::std::{*,
[INFO] [stdout]     |                             ^
[INFO] [stdout]     = help: use `self::cfg_match` to refer to this macro unambiguously
[INFO] [stdout]     = note: this error originates in the macro `cfg_match` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `cfg_match` is ambiguous
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/utils/macros.rs:22:9
[INFO] [stdout]     |
[INFO] [stdout] 22  |           cfg_match! { _ => $expansion } $($(
[INFO] [stdout]     |           ^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/_lib.rs:560:5
[INFO] [stdout]     |
[INFO] [stdout] 560 | /     cfg_match! {
[INFO] [stdout] 561 | |         feature = "log" => {
[INFO] [stdout] 562 | |             #[apply(hidden_export)]
[INFO] [stdout] 563 | |             macro_rules! __error__ {( $($msg:tt)* ) => (
[INFO] [stdout] ...   |
[INFO] [stdout] 578 | |         },
[INFO] [stdout] 579 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a `macro_rules` name and a non-`macro_rules` name from another module
[INFO] [stdout] note: `cfg_match` could refer to the macro defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/utils/macros.rs:10:1
[INFO] [stdout]     |
[INFO] [stdout] 10  | / macro_rules! cfg_match {
[INFO] [stdout] 11  | |     (
[INFO] [stdout] 12  | |         _ => { $($expansion:tt)* } $(,)?
[INFO] [stdout] 13  | |     ) => (
[INFO] [stdout] ...   |
[INFO] [stdout] 33  | |     });
[INFO] [stdout] 34  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] note: `cfg_match` could also refer to the macro imported here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/safer-ffi-0.1.0-rc1/src/_lib.rs:519:29
[INFO] [stdout]     |
[INFO] [stdout] 519 |             pub use ::std::{*,
[INFO] [stdout]     |                             ^
[INFO] [stdout]     = help: use `self::cfg_match` to refer to this macro unambiguously
[INFO] [stdout]     = note: this error originates in the macro `cfg_match` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `safer-ffi` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7c8335bc516b0416e6e35ef0900acd1ca6ee450d24036583e4335c44e7fbc344", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c8335bc516b0416e6e35ef0900acd1ca6ee450d24036583e4335c44e7fbc344", kill_on_drop: false }`
[INFO] [stdout] 7c8335bc516b0416e6e35ef0900acd1ca6ee450d24036583e4335c44e7fbc344
