[INFO] cloning repository https://github.com/AnthonyGrondin/embassy-signal-mre
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AnthonyGrondin/embassy-signal-mre" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnthonyGrondin%2Fembassy-signal-mre", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnthonyGrondin%2Fembassy-signal-mre'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce40fe0c63f26128fe238e179a93b68b8123e8d5
[INFO] checking AnthonyGrondin/embassy-signal-mre against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnthonyGrondin%2Fembassy-signal-mre" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AnthonyGrondin/embassy-signal-mre
[INFO] finished tweaking git repo https://github.com/AnthonyGrondin/embassy-signal-mre
[INFO] tweaked toml for git repo https://github.com/AnthonyGrondin/embassy-signal-mre written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AnthonyGrondin/embassy-signal-mre on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AnthonyGrondin/embassy-signal-mre 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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c59dd440f180ccd67d537b715387cb5c7217a9dd0f9c123d538953e7f86ce6d3
[INFO] running `Command { std: "docker" "start" "-a" "c59dd440f180ccd67d537b715387cb5c7217a9dd0f9c123d538953e7f86ce6d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c59dd440f180ccd67d537b715387cb5c7217a9dd0f9c123d538953e7f86ce6d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c59dd440f180ccd67d537b715387cb5c7217a9dd0f9c123d538953e7f86ce6d3", kill_on_drop: false }`
[INFO] [stdout] c59dd440f180ccd67d537b715387cb5c7217a9dd0f9c123d538953e7f86ce6d3
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52725cf83dacb1f5b76be84a0d9082ef0a7ef7082a5718f855601d509214b718
[INFO] running `Command { std: "docker" "start" "-a" "52725cf83dacb1f5b76be84a0d9082ef0a7ef7082a5718f855601d509214b718", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling embassy-time-driver v0.2.1
[INFO] [stderr]     Checking embassy-executor-timer-queue v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]    Compiling embassy-time-queue-utils v0.3.0
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]    Compiling embedded-hal-async v1.0.0
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]    Compiling embassy-sync v0.7.2
[INFO] [stderr]    Compiling embassy-executor v0.9.0
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]    Compiling portable-atomic-util v0.2.4
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking embassy-futures v0.1.2
[INFO] [stderr]     Checking static_cell v2.1.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking embassy-time v0.5.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling embassy-executor-macros v0.7.0
[INFO] [stdout] error[E0446]: private trait `TaskReturnValue` in public interface
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/embassy-executor-0.9.0/src/lib.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     trait TaskReturnValue {}
[INFO] [stdout]    |     --------------------- `TaskReturnValue` declared as private
[INFO] [stdout] ...
[INFO] [stdout] 78 |         type Fut: Future<Output: TaskReturnValue> + 'static;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't leak private trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0446`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `embassy-executor` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "52725cf83dacb1f5b76be84a0d9082ef0a7ef7082a5718f855601d509214b718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52725cf83dacb1f5b76be84a0d9082ef0a7ef7082a5718f855601d509214b718", kill_on_drop: false }`
[INFO] [stdout] 52725cf83dacb1f5b76be84a0d9082ef0a7ef7082a5718f855601d509214b718
