[INFO] fetching crate clobber 0.3.0... [INFO] checking clobber-0.3.0 against try#8ea250bdb76176ecb0225baa34aa634b024ae0e2 for pr-101692 [INFO] extracting crate clobber 0.3.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate clobber 0.3.0 on toolchain 8ea250bdb76176ecb0225baa34aa634b024ae0e2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate clobber 0.3.0 [INFO] finished tweaking crates.io crate clobber 0.3.0 [INFO] tweaked toml for crates.io crate clobber 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate clobber 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 156993a46f36f80f933cf44e4fc739369ca51715eea28af45cdf23d44931f0c6 [INFO] running `Command { std: "docker" "start" "-a" "156993a46f36f80f933cf44e4fc739369ca51715eea28af45cdf23d44931f0c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "156993a46f36f80f933cf44e4fc739369ca51715eea28af45cdf23d44931f0c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "156993a46f36f80f933cf44e4fc739369ca51715eea28af45cdf23d44931f0c6", kill_on_drop: false }` [INFO] [stdout] 156993a46f36f80f933cf44e4fc739369ca51715eea28af45cdf23d44931f0c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 154a27174449f235fe232ad888482850b5a76f116af19c86631a4ee18c48b131 [INFO] running `Command { std: "docker" "start" "-a" "154a27174449f235fe232ad888482850b5a76f116af19c86631a4ee18c48b131", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling proc-macro2 v1.0.1 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling getrandom v0.1.11 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking arrayvec v0.5.1 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking spin_sleep v0.3.7 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking async-task v1.0.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.18 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.18 [INFO] [stderr] Checking csv-core v0.1.6 [INFO] [stderr] Checking fern v0.5.8 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking toml v0.5.5 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking bstr v0.2.7 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.18 [INFO] [stderr] Checking tinytemplate v1.0.2 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking ctrlc v3.1.3 [INFO] [stderr] Checking csv v1.1.1 [INFO] [stderr] Checking chrono v0.4.7 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.18 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking futures-timer v0.3.0 [INFO] [stderr] Checking async-std v0.99.4 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stdout] error[E0391]: cycle detected when type-checking `task::pool::spawn_with_builder` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-0.99.4/src/task/pool.rs:158:1 [INFO] [stdout] | [INFO] [stdout] 158 | / pub(crate) fn spawn_with_builder( [INFO] [stdout] 159 | | builder: Builder, [INFO] [stdout] 160 | | future: F, [INFO] [stdout] 161 | | fn_name: &'static str, [INFO] [stdout] ... | [INFO] [stdout] 164 | | F: Future + Send + 'static, [INFO] [stdout] 165 | | T: Send + 'static, [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] note: ...which requires generator glue MIR for `task::pool::spawn_with_builder::{closure#2}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-0.99.4/src/task/pool.rs:209:29 [INFO] [stdout] | [INFO] [stdout] 209 | let future = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 210 | | let res = future.await; [INFO] [stdout] 211 | | [INFO] [stdout] 212 | | // Abort on panic because thread-local variables behave the same way. [INFO] [stdout] ... | [INFO] [stdout] 222 | | res [INFO] [stdout] 223 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires elaborating drops for `task::pool::spawn_with_builder::{closure#2}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-0.99.4/src/task/pool.rs:209:29 [INFO] [stdout] | [INFO] [stdout] 209 | let future = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 210 | | let res = future.await; [INFO] [stdout] 211 | | [INFO] [stdout] 212 | | // Abort on panic because thread-local variables behave the same way. [INFO] [stdout] ... | [INFO] [stdout] 222 | | res [INFO] [stdout] 223 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires borrow-checking `task::pool::spawn_with_builder::{closure#2}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-0.99.4/src/task/pool.rs:209:29 [INFO] [stdout] | [INFO] [stdout] 209 | let future = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 210 | | let res = future.await; [INFO] [stdout] 211 | | [INFO] [stdout] 212 | | // Abort on panic because thread-local variables behave the same way. [INFO] [stdout] ... | [INFO] [stdout] 222 | | res [INFO] [stdout] 223 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires processing `task::pool::spawn_with_builder::{closure#2}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-0.99.4/src/task/pool.rs:209:29 [INFO] [stdout] | [INFO] [stdout] 209 | let future = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 210 | | let res = future.await; [INFO] [stdout] 211 | | [INFO] [stdout] 212 | | // Abort on panic because thread-local variables behave the same way. [INFO] [stdout] ... | [INFO] [stdout] 222 | | res [INFO] [stdout] 223 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires processing MIR for `task::pool::spawn_with_builder::{closure#2}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-0.99.4/src/task/pool.rs:209:29 [INFO] [stdout] | [INFO] [stdout] 209 | let future = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 210 | | let res = future.await; [INFO] [stdout] 211 | | [INFO] [stdout] 212 | | // Abort on panic because thread-local variables behave the same way. [INFO] [stdout] ... | [INFO] [stdout] 222 | | res [INFO] [stdout] 223 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires unsafety-checking `task::pool::spawn_with_builder::{closure#2}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-0.99.4/src/task/pool.rs:209:29 [INFO] [stdout] | [INFO] [stdout] 209 | let future = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 210 | | let res = future.await; [INFO] [stdout] 211 | | [INFO] [stdout] 212 | | // Abort on panic because thread-local variables behave the same way. [INFO] [stdout] ... | [INFO] [stdout] 222 | | res [INFO] [stdout] 223 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires building MIR for `task::pool::spawn_with_builder::{closure#2}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-0.99.4/src/task/pool.rs:209:29 [INFO] [stdout] | [INFO] [stdout] 209 | let future = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 210 | | let res = future.await; [INFO] [stdout] 211 | | [INFO] [stdout] 212 | | // Abort on panic because thread-local variables behave the same way. [INFO] [stdout] ... | [INFO] [stdout] 222 | | res [INFO] [stdout] 223 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] note: ...which requires type-checking `task::pool::spawn_with_builder::{closure#2}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-0.99.4/src/task/pool.rs:209:29 [INFO] [stdout] | [INFO] [stdout] 209 | let future = async move { [INFO] [stdout] | _____________________________^ [INFO] [stdout] 210 | | let res = future.await; [INFO] [stdout] 211 | | [INFO] [stdout] 212 | | // Abort on panic because thread-local variables behave the same way. [INFO] [stdout] ... | [INFO] [stdout] 222 | | res [INFO] [stdout] 223 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] = note: ...which again requires type-checking `task::pool::spawn_with_builder`, completing the cycle [INFO] [stdout] = note: cycle used when type-checking all item bodies [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 E0391`. [INFO] [stdout] [INFO] [stderr] error: could not compile `async-std` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "154a27174449f235fe232ad888482850b5a76f116af19c86631a4ee18c48b131", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "154a27174449f235fe232ad888482850b5a76f116af19c86631a4ee18c48b131", kill_on_drop: false }` [INFO] [stdout] 154a27174449f235fe232ad888482850b5a76f116af19c86631a4ee18c48b131