[INFO] fetching crate little-stomper 0.2.0...
[INFO] checking little-stomper-0.2.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate little-stomper 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate little-stomper 0.2.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate little-stomper 0.2.0
[INFO] finished tweaking crates.io crate little-stomper 0.2.0
[INFO] tweaked toml for crates.io crate little-stomper 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate little-stomper 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a56209d4e5253d16ab782b64b9104e5b34c5c31df7e733bb36b9c6069849acff
[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" "a56209d4e5253d16ab782b64b9104e5b34c5c31df7e733bb36b9c6069849acff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a56209d4e5253d16ab782b64b9104e5b34c5c31df7e733bb36b9c6069849acff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a56209d4e5253d16ab782b64b9104e5b34c5c31df7e733bb36b9c6069849acff", kill_on_drop: false }`
[INFO] [stdout] a56209d4e5253d16ab782b64b9104e5b34c5c31df7e733bb36b9c6069849acff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 442f0e5a637558ad6ac25a826d49acf42dcf09ff13e05b5e4c5fd2fa6199e047
[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" "442f0e5a637558ad6ac25a826d49acf42dcf09ff13e05b5e4c5fd2fa6199e047", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpufeatures v0.1.4
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking downcast v0.10.0
[INFO] [stderr]     Checking fragile v1.0.0
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[INFO] [stderr]     Checking unicode-bidi v0.3.5
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[INFO] [stderr]     Checking form_urlencoded v1.0.1
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[INFO] [stderr]    Compiling futures-macro v0.3.15
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[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
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[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]     Checking stomp-parser v0.3.1
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling mockall_derive v0.9.1
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking tungstenite v0.13.0
[INFO] [stderr]     Checking pin-project v1.0.7
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[INFO] [stderr]     Checking mockall v0.9.1
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking tokio-tungstenite v0.14.0
[INFO] [stderr]     Checking async-map v0.2.2
[INFO] [stderr]     Checking tokio-stream v0.1.6
[INFO] [stderr]     Checking little-stomper v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/asynchronous/mpsc_sink.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |                     &self.sender.take();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ready`, `select`
[INFO] [stdout]  --> tests/integration.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 |     future::{join, ready, select},
[INFO] [stdout]   |                    ^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ClientFrame`
[INFO] [stdout]   --> tests/integration.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |     client::{ClientFrame, ConnectFrame},
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sessionFuture` should have a snake case name
[INFO] [stdout]   --> tests/integration.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let sessionFuture = ClientSession::process_stream(
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `session_future`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `otherFuture` should have a snake case name
[INFO] [stdout]   --> tests/integration.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let otherFuture = tokio::task::spawn(async move {
[INFO] [stdout]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `other_future`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/asynchronous/mpsc_sink.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |                     &self.sender.take();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.64s
[INFO] running `Command { std: "docker" "inspect" "442f0e5a637558ad6ac25a826d49acf42dcf09ff13e05b5e4c5fd2fa6199e047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "442f0e5a637558ad6ac25a826d49acf42dcf09ff13e05b5e4c5fd2fa6199e047", kill_on_drop: false }`
[INFO] [stdout] 442f0e5a637558ad6ac25a826d49acf42dcf09ff13e05b5e4c5fd2fa6199e047