[INFO] fetching crate join 0.1.1... [INFO] checking join-0.1.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate join 0.1.1 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate join 0.1.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate join 0.1.1 [INFO] finished tweaking crates.io crate join 0.1.1 [INFO] tweaked toml for crates.io crate join 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-timer v0.4.0 [INFO] [stderr] Downloaded futures-select-macro-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-join-macro-preview v0.3.0-alpha.19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2b0c448555c8ebd09f231af499ef2b899f45039dc353965513303d9ae6a91912 [INFO] running `Command { std: "docker" "start" "-a" "2b0c448555c8ebd09f231af499ef2b899f45039dc353965513303d9ae6a91912", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2b0c448555c8ebd09f231af499ef2b899f45039dc353965513303d9ae6a91912", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b0c448555c8ebd09f231af499ef2b899f45039dc353965513303d9ae6a91912", kill_on_drop: false }` [INFO] [stdout] 2b0c448555c8ebd09f231af499ef2b899f45039dc353965513303d9ae6a91912 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bfbf05a6ca4d6c2b8135312fe91113862b06a405f0f3d544323afdf27655ddd1 [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" "bfbf05a6ca4d6c2b8135312fe91113862b06a405f0f3d544323afdf27655ddd1", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling encoding_rs v0.8.24 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking socket2 v0.3.15 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking tracing v0.1.21 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling rayon v1.4.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking backtrace v0.3.51 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking rayon-core v1.8.1 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tls v0.3.1 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling join_impl v0.1.1 [INFO] [stderr] Compiling pin-project-internal v0.4.26 [INFO] [stderr] Compiling futures-join-macro-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-select-macro-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling join_export v0.1.1 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking join v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking pin-project v0.4.26 [INFO] [stderr] Checking futures-util v0.3.6 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-timer v0.4.0 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.19 [INFO] [stderr] Checking h2 v0.2.6 [INFO] [stderr] Checking hyper v0.13.8 [INFO] [stderr] Checking hyper-tls v0.4.3 [INFO] [stderr] Checking reqwest v0.10.8 [INFO] [stdout] error[E0596]: cannot borrow `rt` as mutable, as it is not declared as mutable [INFO] [stdout] --> tests/join_async_spawn.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 56 | let rt = Runtime::new().unwrap(); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut rt` [INFO] [stdout] 57 | rt.block_on(async { [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `rt` as mutable, as it is not declared as mutable [INFO] [stdout] --> tests/join_async_spawn.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 85 | let rt = Runtime::new().unwrap(); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut rt` [INFO] [stdout] 86 | rt.block_on(async { [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `rt` as mutable, as it is not declared as mutable [INFO] [stdout] --> tests/join_async_spawn.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 114 | let rt = Runtime::new().unwrap(); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut rt` [INFO] [stdout] 115 | rt.block_on(async { [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `rt` as mutable, as it is not declared as mutable [INFO] [stdout] --> tests/join_async_spawn.rs:166:9 [INFO] [stdout] | [INFO] [stdout] 165 | let rt = Runtime::new().unwrap(); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut rt` [INFO] [stdout] 166 | rt.block_on(async { [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `rt` as mutable, as it is not declared as mutable [INFO] [stdout] --> tests/join_async_spawn.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 175 | let rt = Runtime::new().unwrap(); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut rt` [INFO] [stdout] 176 | rt.block_on( [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `rt` as mutable, as it is not declared as mutable [INFO] [stdout] --> tests/join_async_spawn.rs:247:9 [INFO] [stdout] | [INFO] [stdout] 246 | let rt = Runtime::new().unwrap(); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut rt` [INFO] [stdout] 247 | rt.block_on(async { [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `rt` as mutable, as it is not declared as mutable [INFO] [stdout] --> tests/join_async_spawn.rs:292:9 [INFO] [stdout] | [INFO] [stdout] 287 | let rt = tokio::runtime::Builder::new() [INFO] [stdout] | -- help: consider changing this to be mutable: `mut rt` [INFO] [stdout] ... [INFO] [stdout] 292 | rt.block_on(async { [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `rt` as mutable, as it is not declared as mutable [INFO] [stdout] --> tests/join_async_spawn.rs:326:9 [INFO] [stdout] | [INFO] [stdout] 322 | let rt = tokio::runtime::Builder::new() [INFO] [stdout] | -- help: consider changing this to be mutable: `mut rt` [INFO] [stdout] ... [INFO] [stdout] 326 | rt.block_on(async { [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `rt` as mutable, as it is not declared as mutable [INFO] [stdout] --> tests/join_async_spawn.rs:400:9 [INFO] [stdout] | [INFO] [stdout] 399 | let rt = Runtime::new().unwrap(); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut rt` [INFO] [stdout] 400 | rt.block_on(async { [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `rt` as mutable, as it is not declared as mutable [INFO] [stdout] --> tests/join_async_spawn.rs:409:9 [INFO] [stdout] | [INFO] [stdout] 408 | let rt = Runtime::new().unwrap(); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut rt` [INFO] [stdout] 409 | rt.block_on(async { [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `rt` as mutable, as it is not declared as mutable [INFO] [stdout] --> tests/join_async_spawn.rs:419:9 [INFO] [stdout] | [INFO] [stdout] 418 | let rt = Runtime::new().unwrap(); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut rt` [INFO] [stdout] 419 | rt.block_on(async { [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `rt` as mutable, as it is not declared as mutable [INFO] [stdout] --> tests/join_async_spawn.rs:442:9 [INFO] [stdout] | [INFO] [stdout] 441 | let rt = Runtime::new().unwrap(); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut rt` [INFO] [stdout] 442 | rt.block_on(async { [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `rt` as mutable, as it is not declared as mutable [INFO] [stdout] --> tests/join_async_spawn.rs:451:9 [INFO] [stdout] | [INFO] [stdout] 450 | let rt = Runtime::new().unwrap(); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut rt` [INFO] [stdout] 451 | rt.block_on(async { [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `rt` as mutable, as it is not declared as mutable [INFO] [stdout] --> tests/join_async_spawn.rs:514:9 [INFO] [stdout] | [INFO] [stdout] 513 | let rt = Runtime::new().unwrap(); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut rt` [INFO] [stdout] 514 | rt.block_on(async { [INFO] [stdout] | ^^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 14 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0596`. [INFO] [stdout] [INFO] [stderr] error: could not compile `join` [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[E0596]: cannot borrow `rt` as mutable, as it is not declared as mutable [INFO] [stdout] --> tests/join_async.rs:566:9 [INFO] [stdout] | [INFO] [stdout] 564 | let rt = ::tokio::runtime::Runtime::new().unwrap(); [INFO] [stdout] | -- help: consider changing this to be mutable: `mut rt` [INFO] [stdout] 565 | [INFO] [stdout] 566 | rt.block_on(async { [INFO] [stdout] | ^^ cannot borrow as mutable [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 E0596`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "bfbf05a6ca4d6c2b8135312fe91113862b06a405f0f3d544323afdf27655ddd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfbf05a6ca4d6c2b8135312fe91113862b06a405f0f3d544323afdf27655ddd1", kill_on_drop: false }` [INFO] [stdout] bfbf05a6ca4d6c2b8135312fe91113862b06a405f0f3d544323afdf27655ddd1