[INFO] fetching crate transform-stream 0.3.0...
[INFO] checking transform-stream-0.3.0 against master#eb10639928a2781cf0a12440007fbcc1e3a6888f for pr-127827-1
[INFO] extracting crate transform-stream 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate transform-stream 0.3.0 on toolchain eb10639928a2781cf0a12440007fbcc1e3a6888f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate transform-stream 0.3.0
[INFO] finished tweaking crates.io crate transform-stream 0.3.0
[INFO] tweaked toml for crates.io crate transform-stream 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1265b9060e182e56a79509975138f567fc594705fc7b7e390e15e438eba7498c
[INFO] running `Command { std: "docker" "start" "-a" "1265b9060e182e56a79509975138f567fc594705fc7b7e390e15e438eba7498c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1265b9060e182e56a79509975138f567fc594705fc7b7e390e15e438eba7498c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1265b9060e182e56a79509975138f567fc594705fc7b7e390e15e438eba7498c", kill_on_drop: false }`
[INFO] [stdout] 1265b9060e182e56a79509975138f567fc594705fc7b7e390e15e438eba7498c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f323e03d2e864e12bc7563533fa92d9dbc1aa718f9e46cacfdcb75134e12ec62
[INFO] running `Command { std: "docker" "start" "-a" "f323e03d2e864e12bc7563533fa92d9dbc1aa718f9e46cacfdcb75134e12ec62", kill_on_drop: false }`
[INFO] [stderr]     Checking transform-stream v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.67s
[INFO] running `Command { std: "docker" "inspect" "f323e03d2e864e12bc7563533fa92d9dbc1aa718f9e46cacfdcb75134e12ec62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f323e03d2e864e12bc7563533fa92d9dbc1aa718f9e46cacfdcb75134e12ec62", kill_on_drop: false }`
[INFO] [stdout] f323e03d2e864e12bc7563533fa92d9dbc1aa718f9e46cacfdcb75134e12ec62
[INFO] checking transform-stream-0.3.0 against try#357cc345f0a672ac4bee347eb89b7552541416c1 for pr-127827-1
[INFO] extracting crate transform-stream 0.3.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate transform-stream 0.3.0 on toolchain 357cc345f0a672ac4bee347eb89b7552541416c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate transform-stream 0.3.0
[INFO] finished tweaking crates.io crate transform-stream 0.3.0
[INFO] tweaked toml for crates.io crate transform-stream 0.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4161721a2a6155bfcc8e063446135cdb98bbb25dd6a16510f75c419fffc208a
[INFO] running `Command { std: "docker" "start" "-a" "c4161721a2a6155bfcc8e063446135cdb98bbb25dd6a16510f75c419fffc208a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4161721a2a6155bfcc8e063446135cdb98bbb25dd6a16510f75c419fffc208a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4161721a2a6155bfcc8e063446135cdb98bbb25dd6a16510f75c419fffc208a", kill_on_drop: false }`
[INFO] [stdout] c4161721a2a6155bfcc8e063446135cdb98bbb25dd6a16510f75c419fffc208a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11756c9d29be91809133e8a43ca232f956937dcb38d35af8e8031108b3c1999d
[INFO] running `Command { std: "docker" "start" "-a" "11756c9d29be91809133e8a43ca232f956937dcb38d35af8e8031108b3c1999d", kill_on_drop: false }`
[INFO] [stderr]     Checking transform-stream v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/it/main.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |             yield_!(1);
[INFO] [stdout]    |             ^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `yield_` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/it/stream.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |             yield_!("hello");
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `yield_` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/it/stream.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             yield_!(i);
[INFO] [stdout]    |             ^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `yield_` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/it/main.rs:35:29
[INFO] [stdout]    |
[INFO] [stdout] 35 | ...                   y.yield_ok(line).await;
[INFO] [stdout]    |                       ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_core::FusedStream`
[INFO] [stdout]  --> tests/it/stream.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures_core::FusedStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FusedStream`
[INFO] [stdout]  --> tests/it/main.rs:9:39
[INFO] [stdout]   |
[INFO] [stdout] 9 | use futures_core::{stream::BoxStream, FusedStream, Stream};
[INFO] [stdout]   |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `transform-stream` (test "it") due to 5 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "11756c9d29be91809133e8a43ca232f956937dcb38d35af8e8031108b3c1999d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11756c9d29be91809133e8a43ca232f956937dcb38d35af8e8031108b3c1999d", kill_on_drop: false }`
[INFO] [stdout] 11756c9d29be91809133e8a43ca232f956937dcb38d35af8e8031108b3c1999d