[INFO] fetching crate quinn 0.6.1... [INFO] checking quinn-0.6.1 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526 [INFO] extracting crate quinn 0.6.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate quinn 0.6.1 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate quinn 0.6.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate quinn 0.6.1 [INFO] tweaked toml for crates.io crate quinn 0.6.1 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate quinn 0.6.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--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-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6abd4d0c983fbd04181ccdad8f7263b8274bf592047ed871e7abbe587840bc0c [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" "6abd4d0c983fbd04181ccdad8f7263b8274bf592047ed871e7abbe587840bc0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6abd4d0c983fbd04181ccdad8f7263b8274bf592047ed871e7abbe587840bc0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6abd4d0c983fbd04181ccdad8f7263b8274bf592047ed871e7abbe587840bc0c", kill_on_drop: false }` [INFO] [stdout] 6abd4d0c983fbd04181ccdad8f7263b8274bf592047ed871e7abbe587840bc0c [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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ef07536a4886471cc1da3d113bb831ec2be93d0f4dbaa36de69117d0a6fd4c8 [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" "0ef07536a4886471cc1da3d113bb831ec2be93d0f4dbaa36de69117d0a6fd4c8", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling rustversion v1.0.2 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Checking unwrap v1.2.1 [INFO] [stderr] Checking tracing-core v0.1.10 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking sharded-slab v0.0.8 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking yasna v0.3.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking directories v2.0.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling ring v0.16.12 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking pem v0.7.0 [INFO] [stderr] Checking tracing-subscriber v0.2.3 [INFO] [stderr] Checking sct v0.6.0 [INFO] [stderr] Checking webpki v0.21.2 [INFO] [stderr] Checking rcgen v0.8.1 [INFO] [stderr] Checking ct-logs v0.6.0 [INFO] [stderr] Checking rustls v0.17.0 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Checking rustls-native-certs v0.3.0 [INFO] [stderr] Compiling tracing-attributes v0.1.7 [INFO] [stderr] Compiling futures-macro v0.3.4 [INFO] [stderr] Compiling pin-project-internal v0.4.8 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Checking tokio v0.2.16 [INFO] [stderr] Compiling err-derive v0.2.3 [INFO] [stderr] Compiling structopt-derive v0.4.5 [INFO] [stderr] Checking tracing v0.1.13 [INFO] [stderr] Checking futures-util v0.3.4 [INFO] [stderr] Checking pin-project v0.4.8 [INFO] [stderr] Checking tracing-futures v0.2.3 [INFO] [stderr] Checking quinn-proto v0.6.1 [INFO] [stderr] Checking futures-executor v0.3.4 [INFO] [stderr] Checking futures v0.3.4 [INFO] [stderr] Checking structopt v0.3.12 [INFO] [stderr] Checking quinn v0.6.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/connection.rs:225:13 [INFO] [stdout] | [INFO] [stdout] 225 | fn poll(mut self: Pin<&mut Self>, cx: &mut Context) -> Poll { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/endpoint.rs:183:13 [INFO] [stdout] | [INFO] [stdout] 183 | fn poll(mut self: Pin<&mut Self>, cx: &mut Context) -> Poll { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/endpoint.rs:412:18 [INFO] [stdout] | [INFO] [stdout] 412 | fn poll_next(mut self: Pin<&mut Self>, cx: &mut Context) -> Poll> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/connection.rs:225:13 [INFO] [stdout] | [INFO] [stdout] 225 | fn poll(mut self: Pin<&mut Self>, cx: &mut Context) -> Poll { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/endpoint.rs:183:13 [INFO] [stdout] | [INFO] [stdout] 183 | fn poll(mut self: Pin<&mut Self>, cx: &mut Context) -> Poll { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/endpoint.rs:412:18 [INFO] [stdout] | [INFO] [stdout] 412 | fn poll_next(mut self: Pin<&mut Self>, cx: &mut Context) -> Poll> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 36s [INFO] running `Command { std: "docker" "inspect" "0ef07536a4886471cc1da3d113bb831ec2be93d0f4dbaa36de69117d0a6fd4c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ef07536a4886471cc1da3d113bb831ec2be93d0f4dbaa36de69117d0a6fd4c8", kill_on_drop: false }` [INFO] [stdout] 0ef07536a4886471cc1da3d113bb831ec2be93d0f4dbaa36de69117d0a6fd4c8