[INFO] fetching crate poston 0.7.8...
[INFO] checking poston-0.7.8 against master#5ad98b4026d5172f27615b105658bc8bfd677be8 for pr-129422
[INFO] extracting crate poston 0.7.8 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate poston 0.7.8 on toolchain 5ad98b4026d5172f27615b105658bc8bfd677be8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate poston 0.7.8
[INFO] finished tweaking crates.io crate poston 0.7.8
[INFO] tweaked toml for crates.io crate poston 0.7.8 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate poston 0.7.8 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" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99f5056d98f234eb10848b6250f0a8d8d50f3a0d6db9a4eea2309cf7ba7cda08
[INFO] running `Command { std: "docker" "start" "-a" "99f5056d98f234eb10848b6250f0a8d8d50f3a0d6db9a4eea2309cf7ba7cda08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99f5056d98f234eb10848b6250f0a8d8d50f3a0d6db9a4eea2309cf7ba7cda08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99f5056d98f234eb10848b6250f0a8d8d50f3a0d6db9a4eea2309cf7ba7cda08", kill_on_drop: false }`
[INFO] [stdout] 99f5056d98f234eb10848b6250f0a8d8d50f3a0d6db9a4eea2309cf7ba7cda08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b778eef7cb5c9cc8343be074ecf50d7e701d6fc0bfc63e61531e349c085cc8ae
[INFO] running `Command { std: "docker" "start" "-a" "b778eef7cb5c9cc8343be074ecf50d7e701d6fc0bfc63e61531e349c085cc8ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.74
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking uuid v1.6.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.10
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking backoff v0.4.0
[INFO] [stderr]    Compiling syn v2.0.46
[INFO] [stderr]     Checking rmp v0.8.12
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]     Checking rmp-serde v1.1.2
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking poston v0.7.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/worker.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 |             addr.clone(),
[INFO] [stdout]     |                 ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.64s
[INFO] running `Command { std: "docker" "inspect" "b778eef7cb5c9cc8343be074ecf50d7e701d6fc0bfc63e61531e349c085cc8ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b778eef7cb5c9cc8343be074ecf50d7e701d6fc0bfc63e61531e349c085cc8ae", kill_on_drop: false }`
[INFO] [stdout] b778eef7cb5c9cc8343be074ecf50d7e701d6fc0bfc63e61531e349c085cc8ae