[INFO] fetching crate embassy-futures 0.1.1...
[INFO] testing embassy-futures-0.1.1 against try#981ca440e18f6cc4bc9026d4be8ddb1ca8378af7 for pr-145277
[INFO] extracting crate embassy-futures 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate embassy-futures 0.1.1
[INFO] finished tweaking crates.io crate embassy-futures 0.1.1
[INFO] tweaked toml for crates.io crate embassy-futures 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate embassy-futures 0.1.1 on toolchain 981ca440e18f6cc4bc9026d4be8ddb1ca8378af7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "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] [stderr]       Adding defmt v0.3.100 (available: v1.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f27d323471054c3d23a78cdee6bc7d64b91885bb3ef717d46a384a10d576e33a
[INFO] running `Command { std: "docker" "start" "-a" "f27d323471054c3d23a78cdee6bc7d64b91885bb3ef717d46a384a10d576e33a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f27d323471054c3d23a78cdee6bc7d64b91885bb3ef717d46a384a10d576e33a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f27d323471054c3d23a78cdee6bc7d64b91885bb3ef717d46a384a10d576e33a", kill_on_drop: false }`
[INFO] [stdout] f27d323471054c3d23a78cdee6bc7d64b91885bb3ef717d46a384a10d576e33a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b885063c16255fa61802ba9656d036f0fa573f3267fd52d409e2be90bdca7c6
[INFO] running `Command { std: "docker" "start" "-a" "1b885063c16255fa61802ba9656d036f0fa573f3267fd52d409e2be90bdca7c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling embassy-futures v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NoneError` is never constructed
[INFO] [stdout]    --> src/fmt.rs:204:12
[INFO] [stdout]     |
[INFO] [stdout] 204 | pub struct NoneError;
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Try` is never used
[INFO] [stdout]    --> src/fmt.rs:206:11
[INFO] [stdout]     |
[INFO] [stdout] 206 | pub trait Try {
[INFO] [stdout]     |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "1b885063c16255fa61802ba9656d036f0fa573f3267fd52d409e2be90bdca7c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b885063c16255fa61802ba9656d036f0fa573f3267fd52d409e2be90bdca7c6", kill_on_drop: false }`
[INFO] [stdout] 1b885063c16255fa61802ba9656d036f0fa573f3267fd52d409e2be90bdca7c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67d7b7951a525c06adb36ba195785603e7bf3fe4f038404123202e46b8f987df
[INFO] running `Command { std: "docker" "start" "-a" "67d7b7951a525c06adb36ba195785603e7bf3fe4f038404123202e46b8f987df", kill_on_drop: false }`
[INFO] [stderr]    Compiling embassy-futures v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NoneError` is never constructed
[INFO] [stdout]    --> src/fmt.rs:204:12
[INFO] [stdout]     |
[INFO] [stdout] 204 | pub struct NoneError;
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Try` is never used
[INFO] [stdout]    --> src/fmt.rs:206:11
[INFO] [stdout]     |
[INFO] [stdout] 206 | pub trait Try {
[INFO] [stdout]     |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NoneError` is never constructed
[INFO] [stdout]    --> src/fmt.rs:204:12
[INFO] [stdout]     |
[INFO] [stdout] 204 | pub struct NoneError;
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Try` is never used
[INFO] [stdout]    --> src/fmt.rs:206:11
[INFO] [stdout]     |
[INFO] [stdout] 206 | pub trait Try {
[INFO] [stdout]     |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "67d7b7951a525c06adb36ba195785603e7bf3fe4f038404123202e46b8f987df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d7b7951a525c06adb36ba195785603e7bf3fe4f038404123202e46b8f987df", kill_on_drop: false }`
[INFO] [stdout] 67d7b7951a525c06adb36ba195785603e7bf3fe4f038404123202e46b8f987df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+981ca440e18f6cc4bc9026d4be8ddb1ca8378af7" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b2943b6a78e45b1860258c77bffae4c332e04c06ca8e811ae4a5e11fb63d41aa
[INFO] running `Command { std: "docker" "start" "-a" "b2943b6a78e45b1860258c77bffae4c332e04c06ca8e811ae4a5e11fb63d41aa", kill_on_drop: false }`
[INFO] [stderr] warning: struct `NoneError` is never constructed
[INFO] [stderr]    --> src/fmt.rs:204:12
[INFO] [stderr]     |
[INFO] [stderr] 204 | pub struct NoneError;
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Try` is never used
[INFO] [stderr]    --> src/fmt.rs:206:11
[INFO] [stderr]     |
[INFO] [stderr] 206 | pub trait Try {
[INFO] [stderr]     |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `embassy-futures` (lib) generated 2 warnings
[INFO] [stderr] warning: `embassy-futures` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/embassy_futures-c8be85da79e168b0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests embassy_futures
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/yield_now.rs - yield_now::yield_now (line 12) - compile ... FAILED
[INFO] [stdout] test src/join.rs - join::join (line 132) ... ok
[INFO] [stdout] test src/join.rs - join::join4 (line 190) ... ok
[INFO] [stdout] test src/join.rs - join::join5 (line 227) ... ok
[INFO] [stdout] test src/join.rs - join::join_array (line 306) ... ok
[INFO] [stdout] test src/join.rs - join::join3 (line 160) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/yield_now.rs - yield_now::yield_now (line 12) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `yield_now` in this scope
[INFO] [stdout]  --> src/yield_now.rs:14:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     yield_now().await;
[INFO] [stdout]   |     ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these functions
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::yield_now;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use embassy_futures::yield_now;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]  --> src/yield_now.rs:14:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_yield_now_rs_12_0() {
[INFO] [stdout]   |                                      ---------------------------------------- this is not `async`
[INFO] [stdout] 3 | while !some_condition() {
[INFO] [stdout] 4 |     yield_now().await;
[INFO] [stdout]   |                 ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `some_condition` in this scope
[INFO] [stdout]  --> src/yield_now.rs:13:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | while !some_condition() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0728.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/yield_now.rs - yield_now::yield_now (line 12)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "b2943b6a78e45b1860258c77bffae4c332e04c06ca8e811ae4a5e11fb63d41aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2943b6a78e45b1860258c77bffae4c332e04c06ca8e811ae4a5e11fb63d41aa", kill_on_drop: false }`
[INFO] [stdout] b2943b6a78e45b1860258c77bffae4c332e04c06ca8e811ae4a5e11fb63d41aa