[INFO] fetching crate c3p0_pg_async 0.44.0...
[INFO] checking c3p0_pg_async-0.44.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate c3p0_pg_async 0.44.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate c3p0_pg_async 0.44.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bb8 v0.4.2
[INFO] [stderr]   Downloaded include_dir_impl v0.5.0
[INFO] [stderr]   Downloaded include_dir v0.5.0
[INFO] [stderr]   Downloaded bb8-postgres v0.4.0
[INFO] [stderr]   Downloaded c3p0_common_async v0.44.0
[INFO] [stderr]   Downloaded c3p0_common v0.44.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b92650332ece8cc6e6d88032a81f12aef8c2a84927a5461ef8148b46723b251a
[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" "b92650332ece8cc6e6d88032a81f12aef8c2a84927a5461ef8148b46723b251a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b92650332ece8cc6e6d88032a81f12aef8c2a84927a5461ef8148b46723b251a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92650332ece8cc6e6d88032a81f12aef8c2a84927a5461ef8148b46723b251a", kill_on_drop: false }`
[INFO] [stdout] b92650332ece8cc6e6d88032a81f12aef8c2a84927a5461ef8148b46723b251a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c28ed9aa4e3612ca20d2b9ad211fab0ce2b3f9d71ee7a4954c32b3908e524281
[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" "c28ed9aa4e3612ca20d2b9ad211fab0ce2b3f9d71ee7a4954c32b3908e524281", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.9.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking hmac v0.9.0
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking postgres-protocol v0.5.3
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking postgres-types v0.1.3
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking c3p0_common v0.44.0
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]     Checking tokio-postgres v0.5.5
[INFO] [stderr]     Checking bb8 v0.4.2
[INFO] [stderr]     Checking c3p0_common_async v0.44.0
[INFO] [stderr]     Checking bb8-postgres v0.4.0
[INFO] [stderr]     Checking 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-1.0.125/src/lib.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 | 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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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-1.0.125/src/lib.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 | 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: build failed
[INFO] running `Command { std: "docker" "inspect" "c28ed9aa4e3612ca20d2b9ad211fab0ce2b3f9d71ee7a4954c32b3908e524281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c28ed9aa4e3612ca20d2b9ad211fab0ce2b3f9d71ee7a4954c32b3908e524281", kill_on_drop: false }`
[INFO] [stdout] c28ed9aa4e3612ca20d2b9ad211fab0ce2b3f9d71ee7a4954c32b3908e524281