[INFO] cloning repository https://github.com/rachel-rose/exe_test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rachel-rose/exe_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frachel-rose%2Fexe_test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frachel-rose%2Fexe_test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 00d7dd280b9d8499517ed03de3804e462c10ae01 [INFO] checking rachel-rose/exe_test against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frachel-rose%2Fexe_test" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rachel-rose/exe_test on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rachel-rose/exe_test [INFO] finished tweaking git repo https://github.com/rachel-rose/exe_test [INFO] tweaked toml for git repo https://github.com/rachel-rose/exe_test written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3401b766089612683fb105a9954a9dc5458e352472d795cf32195be0ac147af0 [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" "3401b766089612683fb105a9954a9dc5458e352472d795cf32195be0ac147af0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3401b766089612683fb105a9954a9dc5458e352472d795cf32195be0ac147af0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3401b766089612683fb105a9954a9dc5458e352472d795cf32195be0ac147af0", kill_on_drop: false }` [INFO] [stdout] 3401b766089612683fb105a9954a9dc5458e352472d795cf32195be0ac147af0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 67759c9a0bcbf292116bdbec41df5bd8f5ad11c9800f977b93e53e3e01c775a8 [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" "67759c9a0bcbf292116bdbec41df5bd8f5ad11c9800f977b93e53e3e01c775a8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.6 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Checking futures-io v0.3.15 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking fastrand v1.4.1 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Checking async-task v4.0.3 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling signal-hook v0.3.8 [INFO] [stderr] Checking ahash v0.4.7 [INFO] [stderr] Checking cpuid-bool v0.2.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Checking fallible-streaming-iterator v0.1.9 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking fallible-iterator v0.2.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking gimli v0.24.0 [INFO] [stderr] Checking bs58 v0.3.1 [INFO] [stderr] Checking easy-parallel v3.1.0 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking object v0.24.0 [INFO] [stderr] Checking rustc-demangle v0.1.19 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking bls12_381 v0.1.1 [INFO] [stderr] Compiling libsqlite3-sys v0.20.1 [INFO] [stderr] Checking async-lock v2.4.0 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking simple-mutex v1.1.5 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking async-channel v1.6.1 [INFO] [stderr] Checking async-dup v1.2.2 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking hashlink v0.6.0 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking futures-lite v1.11.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking universal-hash v0.4.0 [INFO] [stderr] Checking block-cipher v0.7.1 [INFO] [stderr] Checking aead v0.3.2 [INFO] [stderr] Compiling backtrace v0.3.59 [INFO] [stderr] Checking aes-soft v0.4.0 [INFO] [stderr] Checking polyval v0.4.5 [INFO] [stderr] Checking rusqlite v0.24.2 [INFO] [stderr] Checking ghash v0.3.1 [INFO] [stderr] Checking aes v0.4.0 [INFO] [stderr] Checking aes-gcm v0.6.0 [INFO] [stderr] Checking blocking v1.0.2 [INFO] [stderr] Checking async-executor v1.4.1 [INFO] [stderr] Checking socket2 v0.4.0 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking dirs-sys v0.3.6 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking async-fs v1.5.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking addr2line v0.15.1 [INFO] [stderr] Checking ctrlc v3.1.9 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling ctor v0.1.20 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking polling v2.0.3 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking simplelog v0.7.6 [INFO] [stderr] Checking async-io v1.4.1 [INFO] [stderr] Checking async-net v1.6.0 [INFO] [stderr] Checking async-process v1.1.0 [INFO] [stderr] Checking async-global-executor v2.0.2 [INFO] [stderr] Checking async-std v1.9.0 [INFO] [stderr] Checking smol v1.2.5 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Compiling num_enum_derive v0.5.1 [INFO] [stderr] Checking num_enum v0.5.1 [INFO] [stderr] Checking exe_test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0623]: lifetime mismatch [INFO] [stdout] --> src/test.rs:8:32 [INFO] [stdout] | [INFO] [stdout] 7 | async fn bang(executor: &Executor<'_>) { [INFO] [stdout] | ------------ - [INFO] [stdout] | | | [INFO] [stdout] | | this `async fn` implicitly returns an `impl Future` [INFO] [stdout] | this parameter and the returned future are declared with different lifetimes... [INFO] [stdout] 8 | let server_task = executor.spawn(async { [INFO] [stdout] | ^^^^^ ...but data from `executor` is held across an await point here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0623]: lifetime mismatch [INFO] [stdout] --> src/test.rs:8:32 [INFO] [stdout] | [INFO] [stdout] 7 | async fn bang(executor: &Executor<'_>) { [INFO] [stdout] | ------------ - [INFO] [stdout] | | | [INFO] [stdout] | | this `async fn` implicitly returns an `impl Future` [INFO] [stdout] | this parameter and the returned future are declared with different lifetimes... [INFO] [stdout] 8 | let server_task = executor.spawn(async { [INFO] [stdout] | ^^^^^ ...but data from `executor` is held across an await point here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0623`. [INFO] [stdout] [INFO] [stderr] error: could not compile `exe_test` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0623`. [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/runtime.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | pingpong(ex).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/runtime.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | pingpong(ex).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/nested.rs:31:17 [INFO] [stdout] | [INFO] [stdout] 31 | pingpong(ex.clone()).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/nested.rs:31:17 [INFO] [stdout] | [INFO] [stdout] 31 | pingpong(ex.clone()).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "67759c9a0bcbf292116bdbec41df5bd8f5ad11c9800f977b93e53e3e01c775a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67759c9a0bcbf292116bdbec41df5bd8f5ad11c9800f977b93e53e3e01c775a8", kill_on_drop: false }` [INFO] [stdout] 67759c9a0bcbf292116bdbec41df5bd8f5ad11c9800f977b93e53e3e01c775a8