[INFO] fetching crate join 0.1.1... [INFO] checking join-0.1.1 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470 [INFO] extracting crate join 0.1.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate join 0.1.1 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5311d70a78b29531519e8f2e4f6c0cd055a2201f0568982722281f88df93bb8c [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" "5311d70a78b29531519e8f2e4f6c0cd055a2201f0568982722281f88df93bb8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5311d70a78b29531519e8f2e4f6c0cd055a2201f0568982722281f88df93bb8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5311d70a78b29531519e8f2e4f6c0cd055a2201f0568982722281f88df93bb8c", kill_on_drop: false }` [INFO] [stdout] 5311d70a78b29531519e8f2e4f6c0cd055a2201f0568982722281f88df93bb8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 882e62a13c95ad8781f69fedbca0710a415347ae1002fc3973ffb8ae3492c776 [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" "882e62a13c95ad8781f69fedbca0710a415347ae1002fc3973ffb8ae3492c776", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking futures-core v0.3.8 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Checking pin-project-lite v0.1.11 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling openssl v0.10.31 [INFO] [stderr] Checking pin-project-lite v0.2.0 [INFO] [stderr] Compiling const_fn v0.4.4 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-sink v0.3.8 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Compiling native-tls v0.2.6 [INFO] [stderr] Checking futures-task v0.3.8 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking httpdate v0.3.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling encoding_rs v0.8.26 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Checking ipnet v2.3.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling openssl-sys v0.9.59 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking futures-channel v0.3.8 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Checking tinyvec v1.1.0 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking tracing v0.1.22 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking getrandom v0.1.15 [INFO] [stderr] Checking socket2 v0.3.17 [INFO] [stderr] Checking unicode-normalization v0.1.16 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking addr2line v0.14.0 [INFO] [stderr] Checking tokio v0.2.24 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Checking backtrace v0.3.55 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tls v0.3.1 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling join_impl v0.1.1 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling futures-select-macro-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-join-macro-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling join_export v0.1.1 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking join v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Checking pin-project v0.4.27 [INFO] [stderr] Checking pin-project v1.0.2 [INFO] [stderr] Checking tracing-futures v0.2.4 [INFO] [stderr] Checking futures-util v0.3.8 [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 v0.2.7 [INFO] [stderr] Checking hyper v0.13.9 [INFO] [stderr] Checking hyper-tls v0.4.3 [INFO] [stderr] Checking reqwest v0.10.9 [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" "882e62a13c95ad8781f69fedbca0710a415347ae1002fc3973ffb8ae3492c776", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "882e62a13c95ad8781f69fedbca0710a415347ae1002fc3973ffb8ae3492c776", kill_on_drop: false }` [INFO] [stdout] 882e62a13c95ad8781f69fedbca0710a415347ae1002fc3973ffb8ae3492c776