[INFO] fetching crate actix-nats 0.4.1...
[INFO] checking actix-nats-0.4.1 against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] extracting crate actix-nats 0.4.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate actix-nats 0.4.1 on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate actix-nats 0.4.1
[INFO] finished tweaking crates.io crate actix-nats 0.4.1
[INFO] tweaked toml for crates.io crate actix-nats 0.4.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling_macro v0.9.0
[INFO] [stderr]   Downloaded derive_builder v0.7.2
[INFO] [stderr]   Downloaded darling v0.9.0
[INFO] [stderr]   Downloaded nitox v0.1.9
[INFO] [stderr]   Downloaded darling_core v0.9.0
[INFO] [stderr]   Downloaded derive_builder_core v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 452afb54a533c9aa5f41d08f5e815af9bf6c26d0a26d15eb36697a713e43c663
[INFO] running `Command { std: "docker" "start" "-a" "452afb54a533c9aa5f41d08f5e815af9bf6c26d0a26d15eb36697a713e43c663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "452afb54a533c9aa5f41d08f5e815af9bf6c26d0a26d15eb36697a713e43c663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "452afb54a533c9aa5f41d08f5e815af9bf6c26d0a26d15eb36697a713e43c663", kill_on_drop: false }`
[INFO] [stdout] 452afb54a533c9aa5f41d08f5e815af9bf6c26d0a26d15eb36697a713e43c663
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba09474819d1d9074c07695042f4f3938a70659c1f8ce98372f0e214717da892
[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" "ba09474819d1d9074c07695042f4f3938a70659c1f8ce98372f0e214717da892", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking backoff v0.1.6
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking trust-dns-proto v0.6.3
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]     Checking trust-dns-resolver v0.10.3
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]     Checking nitox v0.1.9
[INFO] [stderr]     Checking actix-nats v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "ba09474819d1d9074c07695042f4f3938a70659c1f8ce98372f0e214717da892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba09474819d1d9074c07695042f4f3938a70659c1f8ce98372f0e214717da892", kill_on_drop: false }`
[INFO] [stdout] ba09474819d1d9074c07695042f4f3938a70659c1f8ce98372f0e214717da892