[INFO] fetching crate pharos 0.5.1... [INFO] checking pharos-0.5.1 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] extracting crate pharos 0.5.1 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate pharos 0.5.1 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate pharos 0.5.1 [INFO] finished tweaking crates.io crate pharos 0.5.1 [INFO] tweaked toml for crates.io crate pharos 0.5.1 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate crates.io crate pharos 0.5.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasm-bindgen-test v0.3.20 [INFO] [stderr] Downloaded futures-macro v0.3.12 [INFO] [stderr] Downloaded futures-core v0.3.12 [INFO] [stderr] Downloaded signal-hook v0.3.4 [INFO] [stderr] Downloaded futures-util v0.3.12 [INFO] [stderr] Downloaded futures v0.3.12 [INFO] [stderr] Downloaded assert_matches v1.5.0 [INFO] [stderr] Downloaded bumpalo v3.6.0 [INFO] [stderr] Downloaded ctor v0.1.19 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.20 [INFO] [stderr] Downloaded wasm-bindgen-test-macro v0.3.20 [INFO] [stderr] Downloaded rustc_version v0.3.3 [INFO] [stderr] Downloaded futures-executor v0.3.12 [INFO] [stderr] Downloaded futures-channel v0.3.12 [INFO] [stderr] Downloaded futures-io v0.3.12 [INFO] [stderr] Downloaded futures-sink v0.3.12 [INFO] [stderr] Downloaded futures-task v0.3.12 [INFO] [stderr] Downloaded async_executors v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a36266b95b7ae6428e362bf6ef0b5eedbc463f49d7b14db7d568c9a91aa85b0a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a36266b95b7ae6428e362bf6ef0b5eedbc463f49d7b14db7d568c9a91aa85b0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a36266b95b7ae6428e362bf6ef0b5eedbc463f49d7b14db7d568c9a91aa85b0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a36266b95b7ae6428e362bf6ef0b5eedbc463f49d7b14db7d568c9a91aa85b0a", kill_on_drop: false }` [INFO] [stdout] a36266b95b7ae6428e362bf6ef0b5eedbc463f49d7b14db7d568c9a91aa85b0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13e30939127fbbcb81565127b651a4442cda94ec3254b6465e18100dca8240bb [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "13e30939127fbbcb81565127b651a4442cda94ec3254b6465e18100dca8240bb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.6 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking futures-core v0.3.12 [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Checking pin-project-lite v0.2.4 [INFO] [stderr] Checking futures-io v0.3.12 [INFO] [stderr] Checking fastrand v1.4.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling wasm-bindgen v0.2.70 [INFO] [stderr] Checking vec-arena v1.0.0 [INFO] [stderr] Checking futures-sink v0.3.12 [INFO] [stderr] Compiling signal-hook v0.3.4 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking async-task v4.0.3 [INFO] [stderr] Checking assert_matches v1.5.0 [INFO] [stderr] Checking futures-task v0.3.12 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking async-lock v2.3.0 [INFO] [stderr] Checking async-channel v1.5.1 [INFO] [stderr] Checking futures-channel v0.3.12 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Checking futures-lite v1.11.3 [INFO] [stderr] Compiling pharos v0.5.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.3.20 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Checking async-executor v1.4.0 [INFO] [stderr] Checking blocking v1.0.2 [INFO] [stderr] Checking nb-connect v1.0.3 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Compiling async_executors v0.4.0 [INFO] [stderr] Compiling ctor v0.1.19 [INFO] [stderr] Compiling futures-macro v0.3.12 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Checking futures-util v0.3.12 [INFO] [stderr] Checking polling v2.0.2 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.70 [INFO] [stderr] Checking async-io v1.3.1 [INFO] [stderr] Checking async-process v1.0.2 [INFO] [stderr] Checking async-global-executor v2.0.2 [INFO] [stderr] Checking async-std v1.9.0 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.70 [INFO] [stderr] Checking futures-executor v0.3.12 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.70 [INFO] [stderr] Checking futures v0.3.12 [INFO] [stderr] Checking js-sys v0.3.47 [INFO] [stderr] Checking console_error_panic_hook v0.1.6 [INFO] [stderr] Checking wasm-bindgen-futures v0.4.20 [INFO] [stderr] Checking wasm-bindgen-test v0.3.20 [INFO] [stdout] error[E0659]: `assert_matches` is ambiguous (glob import vs any other name from outer scope during import/macro resolution) [INFO] [stdout] --> src/pharos.rs:521:5 [INFO] [stdout] | [INFO] [stdout] 521 | assert_matches!( ph.as_mut().poll_ready( &mut cx ), Poll::Ready( Ok(_) ) ); [INFO] [stdout] | ^^^^^^^^^^^^^^ ambiguous name [INFO] [stdout] | [INFO] [stdout] = note: `assert_matches` could refer to a macro from prelude [INFO] [stdout] note: `assert_matches` could also refer to the macro imported here [INFO] [stdout] --> src/pharos.rs:362:20 [INFO] [stdout] | [INFO] [stdout] 362 | use crate :: { *, import::* }; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] = help: consider adding an explicit import of `assert_matches` to disambiguate [INFO] [stdout] = help: or use `self::assert_matches` to refer to this macro unambiguously [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0659]: `assert_matches` is ambiguous (glob import vs any other name from outer scope during import/macro resolution) [INFO] [stdout] --> src/pharos.rs:524:5 [INFO] [stdout] | [INFO] [stdout] 524 | assert_matches!( ph.as_mut().poll_ready( &mut cx ), Poll::Pending ); [INFO] [stdout] | ^^^^^^^^^^^^^^ ambiguous name [INFO] [stdout] | [INFO] [stdout] = note: `assert_matches` could refer to a macro from prelude [INFO] [stdout] note: `assert_matches` could also refer to the macro imported here [INFO] [stdout] --> src/pharos.rs:362:20 [INFO] [stdout] | [INFO] [stdout] 362 | use crate :: { *, import::* }; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] = help: consider adding an explicit import of `assert_matches` to disambiguate [INFO] [stdout] = help: or use `self::assert_matches` to refer to this macro unambiguously [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0659]: `assert_matches` is ambiguous (glob import vs any other name from outer scope during import/macro resolution) [INFO] [stdout] --> src/pharos.rs:528:5 [INFO] [stdout] | [INFO] [stdout] 528 | assert_matches!( ph.as_mut().poll_ready( &mut cx ), Poll::Ready( Ok(_) ) ); [INFO] [stdout] | ^^^^^^^^^^^^^^ ambiguous name [INFO] [stdout] | [INFO] [stdout] = note: `assert_matches` could refer to a macro from prelude [INFO] [stdout] note: `assert_matches` could also refer to the macro imported here [INFO] [stdout] --> src/pharos.rs:362:20 [INFO] [stdout] | [INFO] [stdout] 362 | use crate :: { *, import::* }; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] = help: consider adding an explicit import of `assert_matches` to disambiguate [INFO] [stdout] = help: or use `self::assert_matches` to refer to this macro unambiguously [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0659]: `assert_matches` is ambiguous (glob import vs any other name from outer scope during import/macro resolution) [INFO] [stdout] --> src/pharos.rs:556:4 [INFO] [stdout] | [INFO] [stdout] 556 | assert_matches!( ph.as_mut().poll_ready( &mut cx ), Poll::Ready( Ok(_) ) ); [INFO] [stdout] | ^^^^^^^^^^^^^^ ambiguous name [INFO] [stdout] | [INFO] [stdout] = note: `assert_matches` could refer to a macro from prelude [INFO] [stdout] note: `assert_matches` could also refer to the macro imported here [INFO] [stdout] --> src/pharos.rs:362:20 [INFO] [stdout] | [INFO] [stdout] 362 | use crate :: { *, import::* }; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] = help: consider adding an explicit import of `assert_matches` to disambiguate [INFO] [stdout] = help: or use `self::assert_matches` to refer to this macro unambiguously [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0659]: `assert_matches` is ambiguous (glob import vs any other name from outer scope during import/macro resolution) [INFO] [stdout] --> src/pharos.rs:579:5 [INFO] [stdout] | [INFO] [stdout] 579 | assert_matches!( ph.as_mut().poll_close( cx ), Poll::Ready(Ok(())) ); [INFO] [stdout] | ^^^^^^^^^^^^^^ ambiguous name [INFO] [stdout] | [INFO] [stdout] = note: `assert_matches` could refer to a macro from prelude [INFO] [stdout] note: `assert_matches` could also refer to the macro imported here [INFO] [stdout] --> src/pharos.rs:362:20 [INFO] [stdout] | [INFO] [stdout] 362 | use crate :: { *, import::* }; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] = help: consider adding an explicit import of `assert_matches` to disambiguate [INFO] [stdout] = help: or use `self::assert_matches` to refer to this macro unambiguously [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0659]: `assert_matches` is ambiguous (glob import vs any other name from outer scope during import/macro resolution) [INFO] [stdout] --> src/pharos.rs:583:5 [INFO] [stdout] | [INFO] [stdout] 583 | assert_matches!( res, Poll::Ready( Err(_) ) ); [INFO] [stdout] | ^^^^^^^^^^^^^^ ambiguous name [INFO] [stdout] | [INFO] [stdout] = note: `assert_matches` could refer to a macro from prelude [INFO] [stdout] note: `assert_matches` could also refer to the macro imported here [INFO] [stdout] --> src/pharos.rs:362:20 [INFO] [stdout] | [INFO] [stdout] 362 | use crate :: { *, import::* }; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] = help: consider adding an explicit import of `assert_matches` to disambiguate [INFO] [stdout] = help: or use `self::assert_matches` to refer to this macro unambiguously [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0659]: `assert_matches` is ambiguous (glob import vs any other name from outer scope during import/macro resolution) [INFO] [stdout] --> src/pharos.rs:614:4 [INFO] [stdout] | [INFO] [stdout] 614 | assert_matches!( ph.as_mut().poll_ready( &mut cx ), Poll::Ready( Ok(_) ) ); [INFO] [stdout] | ^^^^^^^^^^^^^^ ambiguous name [INFO] [stdout] | [INFO] [stdout] = note: `assert_matches` could refer to a macro from prelude [INFO] [stdout] note: `assert_matches` could also refer to the macro imported here [INFO] [stdout] --> src/pharos.rs:362:20 [INFO] [stdout] | [INFO] [stdout] 362 | use crate :: { *, import::* }; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] = help: consider adding an explicit import of `assert_matches` to disambiguate [INFO] [stdout] = help: or use `self::assert_matches` to refer to this macro unambiguously [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0659]: `assert_matches` is ambiguous (glob import vs any other name from outer scope during import/macro resolution) [INFO] [stdout] --> src/pharos.rs:644:4 [INFO] [stdout] | [INFO] [stdout] 644 | assert_matches!( ph.as_mut().poll_flush( &mut cx ), Poll::Ready( Ok(_) ) ); [INFO] [stdout] | ^^^^^^^^^^^^^^ ambiguous name [INFO] [stdout] | [INFO] [stdout] = note: `assert_matches` could refer to a macro from prelude [INFO] [stdout] note: `assert_matches` could also refer to the macro imported here [INFO] [stdout] --> src/pharos.rs:362:20 [INFO] [stdout] | [INFO] [stdout] 362 | use crate :: { *, import::* }; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] = help: consider adding an explicit import of `assert_matches` to disambiguate [INFO] [stdout] = help: or use `self::assert_matches` to refer to this macro unambiguously [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 8 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 `pharos` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "13e30939127fbbcb81565127b651a4442cda94ec3254b6465e18100dca8240bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13e30939127fbbcb81565127b651a4442cda94ec3254b6465e18100dca8240bb", kill_on_drop: false }` [INFO] [stdout] 13e30939127fbbcb81565127b651a4442cda94ec3254b6465e18100dca8240bb