[INFO] fetching crate sage_broker 0.1.2...
[INFO] checking sage_broker-0.1.2 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate sage_broker 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sage_broker 0.1.2 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sage_broker 0.1.2
[INFO] finished tweaking crates.io crate sage_broker 0.1.2
[INFO] tweaked toml for crates.io crate sage_broker 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate sage_broker 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99508f221b0165f08e94692bc658d61211bf3faf0c9a3fff27c62fbcef290400
[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" "99508f221b0165f08e94692bc658d61211bf3faf0c9a3fff27c62fbcef290400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99508f221b0165f08e94692bc658d61211bf3faf0c9a3fff27c62fbcef290400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99508f221b0165f08e94692bc658d61211bf3faf0c9a3fff27c62fbcef290400", kill_on_drop: false }`
[INFO] [stdout] 99508f221b0165f08e94692bc658d61211bf3faf0c9a3fff27c62fbcef290400
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7980a38d2e96903ff874674a77784fd130264aaffc99a4148b759c0e060827f
[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" "e7980a38d2e96903ff874674a77784fd130264aaffc99a4148b759c0e060827f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking futures-core v0.3.11
[INFO] [stderr]     Checking futures-io v0.3.11
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking futures-sink v0.3.11
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking futures-channel v0.3.11
[INFO] [stderr]     Checking futures-task v0.3.11
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]     Checking unicode_reader v1.0.1
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.2
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking nanoid v0.3.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.11
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]     Checking async-std v1.8.0
[INFO] [stderr]     Checking futures-util v0.3.11
[INFO] [stderr]     Checking futures-executor v0.3.11
[INFO] [stderr]     Checking futures v0.3.11
[INFO] [stderr]     Checking sage_mqtt v0.2.5
[INFO] [stderr]     Checking sage_broker v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/connect.rs:47:16
[INFO] [stdout]    |
[INFO] [stdout] 47 |         panic!(what);
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 47 |         panic!("{}", what);
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 47 |         std::panic::panic_any(what);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/connect.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |         panic!(what);
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 91 |         panic!("{}", what);
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 91 |         std::panic::panic_any(what);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/connect.rs:308:16
[INFO] [stdout]     |
[INFO] [stdout] 308 |         panic!(message);
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 308 |         panic!("{}", message);
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 308 |         std::panic::panic_any(message);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.48s
[INFO] running `Command { std: "docker" "inspect" "e7980a38d2e96903ff874674a77784fd130264aaffc99a4148b759c0e060827f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7980a38d2e96903ff874674a77784fd130264aaffc99a4148b759c0e060827f", kill_on_drop: false }`
[INFO] [stdout] e7980a38d2e96903ff874674a77784fd130264aaffc99a4148b759c0e060827f