[INFO] fetching crate c3p0_pg_async 0.44.0...
[INFO] testing c3p0_pg_async-0.44.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate c3p0_pg_async 0.44.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate c3p0_pg_async 0.44.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate c3p0_pg_async 0.44.0
[INFO] finished tweaking crates.io crate c3p0_pg_async 0.44.0
[INFO] tweaked toml for crates.io crate c3p0_pg_async 0.44.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded include_dir_impl v0.5.0
[INFO] [stderr]   Downloaded bb8 v0.4.2
[INFO] [stderr]   Downloaded bb8-postgres v0.4.0
[INFO] [stderr]   Downloaded c3p0_common_async v0.44.0
[INFO] [stderr]   Downloaded postgres-types v0.1.3
[INFO] [stderr]   Downloaded include_dir v0.5.0
[INFO] [stderr]   Downloaded postgres-protocol v0.5.3
[INFO] [stderr]   Downloaded c3p0_common v0.44.0
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] fc341a52c920d4259b3a785c5ce39ce23c230ffc87b7bea4de026fe1f7b7c276
[INFO] running `Command { std: "docker" "start" "-a" "fc341a52c920d4259b3a785c5ce39ce23c230ffc87b7bea4de026fe1f7b7c276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc341a52c920d4259b3a785c5ce39ce23c230ffc87b7bea4de026fe1f7b7c276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc341a52c920d4259b3a785c5ce39ce23c230ffc87b7bea4de026fe1f7b7c276", kill_on_drop: false }`
[INFO] [stdout] fc341a52c920d4259b3a785c5ce39ce23c230ffc87b7bea4de026fe1f7b7c276
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", 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] 9a5a0162e11ced662dfd2469cf5f4dcab876c972383df09b2c1bedd400d9f0b0
[INFO] running `Command { std: "docker" "start" "-a" "9a5a0162e11ced662dfd2469cf5f4dcab876c972383df09b2c1bedd400d9f0b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling crypto-mac v0.9.1
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling hmac v0.9.0
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling postgres-protocol v0.5.3
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling postgres-types v0.1.3
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling c3p0_common v0.44.0
[INFO] [stderr]    Compiling c3p0_common_async v0.44.0
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling bb8 v0.4.2
[INFO] [stderr]    Compiling tokio-postgres v0.5.5
[INFO] [stderr]    Compiling bb8-postgres v0.4.0
[INFO] [stderr]    Compiling c3p0_pg_async v0.44.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0603]: module `export` is private
[INFO] [stdout]    --> src/json.rs:17:12
[INFO] [stdout]     |
[INFO] [stdout] 17  | use serde::export::fmt::Display;
[INFO] [stdout]     |            ^^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `export` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.136/src/lib.rs:276:5
[INFO] [stdout]     |
[INFO] [stdout] 276 | use self::__private as export;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `c3p0_pg_async` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9a5a0162e11ced662dfd2469cf5f4dcab876c972383df09b2c1bedd400d9f0b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a5a0162e11ced662dfd2469cf5f4dcab876c972383df09b2c1bedd400d9f0b0", kill_on_drop: false }`
[INFO] [stdout] 9a5a0162e11ced662dfd2469cf5f4dcab876c972383df09b2c1bedd400d9f0b0