[INFO] fetching crate authenticator 0.3.1...
[INFO] checking authenticator-0.3.1 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate authenticator 0.3.1 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate authenticator 0.3.1 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate authenticator 0.3.1
[INFO] finished tweaking crates.io crate authenticator 0.3.1
[INFO] tweaked toml for crates.io crate authenticator 0.3.1 written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] crate crates.io crate authenticator 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing v0.1.19
[INFO] [stderr]   Downloaded tungstenite v0.11.1
[INFO] [stderr]   Downloaded tokio-tungstenite v0.11.0
[INFO] [stderr]   Downloaded tracing-core v0.1.16
[INFO] [stderr]   Downloaded urlencoding v1.1.1
[INFO] [stderr]   Downloaded sha-1 v0.9.1
[INFO] [stderr]   Downloaded headers-core v0.2.0
[INFO] [stderr]   Downloaded libudev-sys v0.1.4
[INFO] [stderr]   Downloaded assert_matches v1.3.0
[INFO] [stderr]   Downloaded core-foundation-sys v0.8.0
[INFO] [stderr]   Downloaded hashbrown v0.9.0
[INFO] [stderr]   Downloaded core-foundation v0.9.0
[INFO] [stderr]   Downloaded tokio-macros v0.2.5
[INFO] [stderr]   Downloaded devd-rs v0.3.1
[INFO] [stderr]   Downloaded runloop v0.1.0
[INFO] [stderr]   Downloaded bindgen v0.51.1
[INFO] [stderr]   Downloaded headers v0.3.2
[INFO] [stderr]   Downloaded multipart v0.17.0
[INFO] [stderr]   Downloaded warp v0.2.5
[INFO] [stderr]   Downloaded twoway v0.1.8
[INFO] [stderr]   Downloaded libudev v0.2.0
[INFO] [stderr]   Downloaded buf_redux v0.8.4
[INFO] [stderr]   Downloaded hyper v0.13.7
[INFO] [stderr]   Downloaded syn v1.0.41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a3c4e3f516311a6f142d1df6dcda178ddbff18c2b5278500b99add3423d8c8f
[INFO] running `Command { std: "docker" "start" "-a" "3a3c4e3f516311a6f142d1df6dcda178ddbff18c2b5278500b99add3423d8c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a3c4e3f516311a6f142d1df6dcda178ddbff18c2b5278500b99add3423d8c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a3c4e3f516311a6f142d1df6dcda178ddbff18c2b5278500b99add3423d8c8f", kill_on_drop: false }`
[INFO] [stdout] 3a3c4e3f516311a6f142d1df6dcda178ddbff18c2b5278500b99add3423d8c8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4fcaf79f17f67e04863939b7ff9e29fdea04c6a14c84e60ecd7ae9efe3a4e54
[INFO] running `Command { std: "docker" "start" "-a" "e4fcaf79f17f67e04863939b7ff9e29fdea04c6a14c84e60ecd7ae9efe3a4e54", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling authenticator v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking runloop v0.1.0
[INFO] [stderr]     Checking assert_matches v1.3.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> examples/main.rs:56:26
[INFO] [stdout]    |
[INFO] [stdout] 56 |         Err(f) => panic!(f.to_string()),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 56 |         Err(f) => panic!("{}", f.to_string()),
[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 5.95s
[INFO] running `Command { std: "docker" "inspect" "e4fcaf79f17f67e04863939b7ff9e29fdea04c6a14c84e60ecd7ae9efe3a4e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4fcaf79f17f67e04863939b7ff9e29fdea04c6a14c84e60ecd7ae9efe3a4e54", kill_on_drop: false }`
[INFO] [stdout] e4fcaf79f17f67e04863939b7ff9e29fdea04c6a14c84e60ecd7ae9efe3a4e54