[INFO] fetching crate cerk_port_amqp 0.2.11...
[INFO] testing cerk_port_amqp-0.2.11 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate cerk_port_amqp 0.2.11 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cerk_port_amqp 0.2.11 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cerk_port_amqp 0.2.11
[INFO] finished tweaking crates.io crate cerk_port_amqp 0.2.11
[INFO] tweaked toml for crates.io crate cerk_port_amqp 0.2.11 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a146e946e9223319235e97ca97a8c09fd3e3ab1acc0dc81bc69b7c790a42c104
[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" "a146e946e9223319235e97ca97a8c09fd3e3ab1acc0dc81bc69b7c790a42c104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a146e946e9223319235e97ca97a8c09fd3e3ab1acc0dc81bc69b7c790a42c104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a146e946e9223319235e97ca97a8c09fd3e3ab1acc0dc81bc69b7c790a42c104", kill_on_drop: false }`
[INFO] [stdout] a146e946e9223319235e97ca97a8c09fd3e3ab1acc0dc81bc69b7c790a42c104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9f010638c64e21f08cdf4a2e90e02c2fa43bce5d7e04009aae38f80cf5f3c72
[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" "b9f010638c64e21f08cdf4a2e90e02c2fa43bce5d7e04009aae38f80cf5f3c72", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling amq-protocol v6.0.3
[INFO] [stderr]    Compiling cookie-factory v0.3.2
[INFO] [stderr]    Compiling lapin v1.7.1
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling amq-protocol-uri v6.0.3
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling amq-protocol-types v6.0.3
[INFO] [stderr]    Compiling pinky-swear v4.4.0
[INFO] [stderr]    Compiling polling v2.1.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling cerk v0.2.11
[INFO] [stdout] error[E0603]: module `export` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cerk-0.2.11/src/kernel/config.rs:2:12
[INFO] [stdout]     |
[INFO] [stdout] 2   | use serde::export::TryFrom;
[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-1.0.127/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 `cerk` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b9f010638c64e21f08cdf4a2e90e02c2fa43bce5d7e04009aae38f80cf5f3c72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f010638c64e21f08cdf4a2e90e02c2fa43bce5d7e04009aae38f80cf5f3c72", kill_on_drop: false }`
[INFO] [stdout] b9f010638c64e21f08cdf4a2e90e02c2fa43bce5d7e04009aae38f80cf5f3c72
