[INFO] cloning repository https://github.com/fluffysquirrels/mqtt-client [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fluffysquirrels/mqtt-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffluffysquirrels%2Fmqtt-client", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffluffysquirrels%2Fmqtt-client'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d04f4e7eb5436bbae238003e47d4af71e2d98cef [INFO] checking fluffysquirrels/mqtt-client against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffluffysquirrels%2Fmqtt-client" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fluffysquirrels/mqtt-client on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fluffysquirrels/mqtt-client [INFO] finished tweaking git repo https://github.com/fluffysquirrels/mqtt-client [INFO] tweaked toml for git repo https://github.com/fluffysquirrels/mqtt-client written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/fluffysquirrels/mqtt-client already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eb86db750c10ec456f553d38bd4bd97b27f4840c3e718fdb95a5f33d280f454b [INFO] running `Command { std: "docker" "start" "-a" "eb86db750c10ec456f553d38bd4bd97b27f4840c3e718fdb95a5f33d280f454b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eb86db750c10ec456f553d38bd4bd97b27f4840c3e718fdb95a5f33d280f454b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb86db750c10ec456f553d38bd4bd97b27f4840c3e718fdb95a5f33d280f454b", kill_on_drop: false }` [INFO] [stdout] eb86db750c10ec456f553d38bd4bd97b27f4840c3e718fdb95a5f33d280f454b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e33f3d0a0ac455dc5e9b98929e041a765b82f0aa9b4f940858c9b72c98b2fed [INFO] running `Command { std: "docker" "start" "-a" "6e33f3d0a0ac455dc5e9b98929e041a765b82f0aa9b4f940858c9b72c98b2fed", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking tinyvec v1.3.1 [INFO] [stderr] Compiling tokio v1.9.0 [INFO] [stderr] Compiling futures-macro v0.3.16 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling futures-task v0.3.16 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-core v0.3.16 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking mqttrs v0.2.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Checking rustls v0.19.1 [INFO] [stderr] Checking webpki-roots v0.18.0 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling structopt-derive v0.4.15 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking structopt v0.3.22 [INFO] [stderr] Checking tokio-rustls v0.22.0 [INFO] [stderr] Checking mqtt-async-client v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error: the item `rustls` is imported redundantly [INFO] [stdout] --> src/client/builder.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use ::rustls; [INFO] [stdout] | ^^^^^^^^ the item `rustls` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `mqttrs` is imported redundantly [INFO] [stdout] --> src/client/client.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | self, [INFO] [stdout] | ^^^^ the item `mqttrs` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `rustls` is imported redundantly [INFO] [stdout] --> src/client/client.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | use rustls; [INFO] [stdout] | ^^^^^^ the item `rustls` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `tokio_rustls` is imported redundantly [INFO] [stdout] --> src/client/client.rs:75:20 [INFO] [stdout] | [INFO] [stdout] 75 | use tokio_rustls::{self, webpki::DNSNameRef, TlsConnector}; [INFO] [stdout] | ^^^^ the item `tokio_rustls` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `From` is imported redundantly [INFO] [stdout] --> src/error.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | convert::From, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `tokio` is imported redundantly [INFO] [stdout] --> src/util/tokio_runtime.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | self, [INFO] [stdout] | ^^^^ the item `tokio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `rustls` is imported redundantly [INFO] [stdout] --> src/client/builder.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use ::rustls; [INFO] [stdout] | ^^^^^^^^ the item `rustls` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `mqttrs` is imported redundantly [INFO] [stdout] --> src/client/client.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | self, [INFO] [stdout] | ^^^^ the item `mqttrs` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `rustls` is imported redundantly [INFO] [stdout] --> src/client/client.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | use rustls; [INFO] [stdout] | ^^^^^^ the item `rustls` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `tokio_rustls` is imported redundantly [INFO] [stdout] --> src/client/client.rs:75:20 [INFO] [stdout] | [INFO] [stdout] 75 | use tokio_rustls::{self, webpki::DNSNameRef, TlsConnector}; [INFO] [stdout] | ^^^^ the item `tokio_rustls` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `From` is imported redundantly [INFO] [stdout] --> src/error.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | convert::From, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `tokio` is imported redundantly [INFO] [stdout] --> src/util/tokio_runtime.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | self, [INFO] [stdout] | ^^^^ the item `tokio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mqtt-async-client` (lib) due to 7 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mqtt-async-client` (lib test) due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "6e33f3d0a0ac455dc5e9b98929e041a765b82f0aa9b4f940858c9b72c98b2fed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e33f3d0a0ac455dc5e9b98929e041a765b82f0aa9b4f940858c9b72c98b2fed", kill_on_drop: false }` [INFO] [stdout] 6e33f3d0a0ac455dc5e9b98929e041a765b82f0aa9b4f940858c9b72c98b2fed [INFO] checking fluffysquirrels/mqtt-client against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffluffysquirrels%2Fmqtt-client" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fluffysquirrels/mqtt-client on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fluffysquirrels/mqtt-client [INFO] finished tweaking git repo https://github.com/fluffysquirrels/mqtt-client [INFO] tweaked toml for git repo https://github.com/fluffysquirrels/mqtt-client written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/fluffysquirrels/mqtt-client already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d0c98eadd43ff9efa087b338d198be74b12a66b88d82a827650059428cf3fb51 [INFO] running `Command { std: "docker" "start" "-a" "d0c98eadd43ff9efa087b338d198be74b12a66b88d82a827650059428cf3fb51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d0c98eadd43ff9efa087b338d198be74b12a66b88d82a827650059428cf3fb51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0c98eadd43ff9efa087b338d198be74b12a66b88d82a827650059428cf3fb51", kill_on_drop: false }` [INFO] [stdout] d0c98eadd43ff9efa087b338d198be74b12a66b88d82a827650059428cf3fb51 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3a5eab4179a48cb573f8e10157a13c32907e3cf18dba04d0f8f0eaccfc6781c [INFO] running `Command { std: "docker" "start" "-a" "f3a5eab4179a48cb573f8e10157a13c32907e3cf18dba04d0f8f0eaccfc6781c", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "f3a5eab4179a48cb573f8e10157a13c32907e3cf18dba04d0f8f0eaccfc6781c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3a5eab4179a48cb573f8e10157a13c32907e3cf18dba04d0f8f0eaccfc6781c", kill_on_drop: false }` [INFO] [stdout] f3a5eab4179a48cb573f8e10157a13c32907e3cf18dba04d0f8f0eaccfc6781c