[INFO] fetching crate hyper-unix-connector 0.2.2...
[INFO] checking hyper-unix-connector-0.2.2 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate hyper-unix-connector 0.2.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate hyper-unix-connector 0.2.2 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hyper-unix-connector 0.2.2
[INFO] finished tweaking crates.io crate hyper-unix-connector 0.2.2
[INFO] tweaked toml for crates.io crate hyper-unix-connector 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6372a791e9e449d9fefec3dec23c3b30b8a19184cbe48cf51ad010ba684d014b
[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" "6372a791e9e449d9fefec3dec23c3b30b8a19184cbe48cf51ad010ba684d014b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6372a791e9e449d9fefec3dec23c3b30b8a19184cbe48cf51ad010ba684d014b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6372a791e9e449d9fefec3dec23c3b30b8a19184cbe48cf51ad010ba684d014b", kill_on_drop: false }`
[INFO] [stdout] 6372a791e9e449d9fefec3dec23c3b30b8a19184cbe48cf51ad010ba684d014b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0067e7ba3376ce8b32628b8094aad8a6aed3e860f4867f2ad8c9b6ce2ae276bf
[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" "0067e7ba3376ce8b32628b8094aad8a6aed3e860f4867f2ad8c9b6ce2ae276bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking anyhow v1.0.40
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling pin-project-internal v1.0.6
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking pin-project v1.0.6
[INFO] [stderr]     Checking hyper v0.14.5
[INFO] [stderr]     Checking hyper-unix-connector v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:255:28
[INFO] [stdout]     |
[INFO] [stdout] 255 |                     panic!(e);
[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] 255 |                     panic!("{}", e);
[INFO] [stdout]     |                            ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 255 |                     std::panic::panic_any(e);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.74s
[INFO] running `Command { std: "docker" "inspect" "0067e7ba3376ce8b32628b8094aad8a6aed3e860f4867f2ad8c9b6ce2ae276bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0067e7ba3376ce8b32628b8094aad8a6aed3e860f4867f2ad8c9b6ce2ae276bf", kill_on_drop: false }`
[INFO] [stdout] 0067e7ba3376ce8b32628b8094aad8a6aed3e860f4867f2ad8c9b6ce2ae276bf