[INFO] fetching crate futures-async-stream 0.2.5...
[INFO] testing futures-async-stream-0.2.5 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate futures-async-stream 0.2.5 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate futures-async-stream 0.2.5 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-async-stream 0.2.5
[INFO] finished tweaking crates.io crate futures-async-stream 0.2.5
[INFO] tweaked toml for crates.io crate futures-async-stream 0.2.5 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.52
[INFO] [stderr]   Downloaded futures-async-stream-macro v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2638a90f236f551e88764ff0873a7ef264d00b6216dfcf2236d120f3215e23a0
[INFO] running `Command { std: "docker" "start" "-a" "2638a90f236f551e88764ff0873a7ef264d00b6216dfcf2236d120f3215e23a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2638a90f236f551e88764ff0873a7ef264d00b6216dfcf2236d120f3215e23a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2638a90f236f551e88764ff0873a7ef264d00b6216dfcf2236d120f3215e23a0", kill_on_drop: false }`
[INFO] [stdout] 2638a90f236f551e88764ff0873a7ef264d00b6216dfcf2236d120f3215e23a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce5d4bc8477d3beb23f0622a2fa55e9039bd8e5e088aba6d88d2b90b1cc72aff
[INFO] running `Command { std: "docker" "start" "-a" "ce5d4bc8477d3beb23f0622a2fa55e9039bd8e5e088aba6d88d2b90b1cc72aff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling futures-async-stream-macro v0.2.5
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling futures-async-stream v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.01s
[INFO] running `Command { std: "docker" "inspect" "ce5d4bc8477d3beb23f0622a2fa55e9039bd8e5e088aba6d88d2b90b1cc72aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce5d4bc8477d3beb23f0622a2fa55e9039bd8e5e088aba6d88d2b90b1cc72aff", kill_on_drop: false }`
[INFO] [stdout] ce5d4bc8477d3beb23f0622a2fa55e9039bd8e5e088aba6d88d2b90b1cc72aff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73d75b25376cbd20e42fb320b38706e40781a33eeab4c4810e2e4dca6a1551c5
[INFO] running `Command { std: "docker" "start" "-a" "73d75b25376cbd20e42fb320b38706e40781a33eeab4c4810e2e4dca6a1551c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling trybuild v1.0.52
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling futures-async-stream v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> tests/overwriting_core_crate.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(generators, impl_trait_in_bindings)]
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: the implementation was not maintainable, the feature may get reintroduced once the current refactorings are done
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> tests/try_stream.rs:4:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(generators, proc_macro_hygiene, stmt_expr_attributes, impl_trait_in_bindings)]
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: the implementation was not maintainable, the feature may get reintroduced once the current refactorings are done
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> tests/lint.rs:46:24
[INFO] [stdout]    |
[INFO] [stdout] 46 | #![feature(generators, impl_trait_in_bindings)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: the implementation was not maintainable, the feature may get reintroduced once the current refactorings are done
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead
[INFO] [stdout]  --> tests/lint.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     rustdoc,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0562]: `impl Trait` not allowed outside of function and method return types
[INFO] [stdout]   --> tests/include/basic.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let _: impl Stream<Item = ()> = {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0562]: `impl Trait` not allowed outside of function and method return types
[INFO] [stdout]   --> tests/include/basic.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let _: impl Stream<Item = ()> = {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0562]: `impl Trait` not allowed outside of function and method return types
[INFO] [stdout]   --> tests/include/basic.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let _: impl Stream<Item = Result<(), ()>> = {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0562]: `impl Trait` not allowed outside of function and method return types
[INFO] [stdout]   --> tests/include/basic.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let _: impl Stream<Item = Result<(), ()>> = {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0557, E0562.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stdout] error[E0562]: `impl Trait` not allowed outside of function and method return types
[INFO] [stdout]   --> tests/include/basic.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let _: impl Stream<Item = ()> = {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0562]: `impl Trait` not allowed outside of function and method return types
[INFO] [stdout]   --> tests/include/basic.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let _: impl Stream<Item = ()> = {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0562]: `impl Trait` not allowed outside of function and method return types
[INFO] [stdout]   --> tests/include/basic.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let _: impl Stream<Item = Result<(), ()>> = {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0562]: `impl Trait` not allowed outside of function and method return types
[INFO] [stdout]   --> tests/include/basic.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let _: impl Stream<Item = Result<(), ()>> = {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `futures-async-stream` due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0562]: `impl Trait` not allowed outside of function and method return types
[INFO] [stdout]   --> tests/try_stream.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let s: impl Stream<Item = Result<i32, i32>> = try_stream_block! {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0562]: `impl Trait` not allowed outside of function and method return types
[INFO] [stdout]   --> tests/try_stream.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let s: impl Stream<Item = Result<i32, i32>> = {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0562]: `impl Trait` not allowed outside of function and method return types
[INFO] [stdout]   --> tests/try_stream.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let s: impl Stream<Item = Result<i32, i32>> = {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0562]: `impl Trait` not allowed outside of function and method return types
[INFO] [stdout]   --> tests/try_stream.rs:90:12
[INFO] [stdout]    |
[INFO] [stdout] 90 |     let s: impl Stream<Item = Result<i32, i32>> = {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0562]: `impl Trait` not allowed outside of function and method return types
[INFO] [stdout]    --> tests/try_stream.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let _: impl Stream<Item = Result<i32, i32>> = #[try_stream]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0557, E0562.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0557, E0562.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "73d75b25376cbd20e42fb320b38706e40781a33eeab4c4810e2e4dca6a1551c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73d75b25376cbd20e42fb320b38706e40781a33eeab4c4810e2e4dca6a1551c5", kill_on_drop: false }`
[INFO] [stdout] 73d75b25376cbd20e42fb320b38706e40781a33eeab4c4810e2e4dca6a1551c5