[INFO] fetching crate gql_client 1.0.0...
[INFO] checking gql_client-1.0.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate gql_client 1.0.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate gql_client 1.0.0 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 gql_client 1.0.0
[INFO] finished tweaking crates.io crate gql_client 1.0.0
[INFO] tweaked toml for crates.io crate gql_client 1.0.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 233506d3aa58d95017ce25c0f907f9ba978f889fbd8d088f0b43d7e75ff7de2d
[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" "233506d3aa58d95017ce25c0f907f9ba978f889fbd8d088f0b43d7e75ff7de2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "233506d3aa58d95017ce25c0f907f9ba978f889fbd8d088f0b43d7e75ff7de2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "233506d3aa58d95017ce25c0f907f9ba978f889fbd8d088f0b43d7e75ff7de2d", kill_on_drop: false }`
[INFO] [stdout] 233506d3aa58d95017ce25c0f907f9ba978f889fbd8d088f0b43d7e75ff7de2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 906196728f1f5a2ba5c9d2bdc8fb4a6bdafcdecf7de0e84c76b87db34c2b4021
[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" "906196728f1f5a2ba5c9d2bdc8fb4a6bdafcdecf7de0e84c76b87db34c2b4021", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling openssl-sys v0.9.71
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking encoding_rs v0.8.29
[INFO] [stderr]     Checking futures-util v0.3.18
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.7
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.72
[INFO] [stderr]     Checking hyper v0.14.15
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.6
[INFO] [stderr]     Checking gql_client v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0603]: module `export` is private
[INFO] [stdout]    --> src/error.rs:2:13
[INFO] [stdout]     |
[INFO] [stdout] 2   | use serde::{export::Formatter, Deserialize};
[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-1.0.130/src/lib.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 | use self::__private as export;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `export` is private
[INFO] [stdout]    --> src/error.rs:2:13
[INFO] [stdout]     |
[INFO] [stdout] 2   | use serde::{export::Formatter, Deserialize};
[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-1.0.130/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 `gql_client` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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" "906196728f1f5a2ba5c9d2bdc8fb4a6bdafcdecf7de0e84c76b87db34c2b4021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "906196728f1f5a2ba5c9d2bdc8fb4a6bdafcdecf7de0e84c76b87db34c2b4021", kill_on_drop: false }`
[INFO] [stdout] 906196728f1f5a2ba5c9d2bdc8fb4a6bdafcdecf7de0e84c76b87db34c2b4021