[INFO] cloning repository https://github.com/bittrance/mqtt-verify
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bittrance/mqtt-verify" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbittrance%2Fmqtt-verify", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbittrance%2Fmqtt-verify'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10a54d2d1e46f765f5aa77bb0e70593a69a3dd03
[INFO] checking bittrance/mqtt-verify against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbittrance%2Fmqtt-verify" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bittrance/mqtt-verify on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bittrance/mqtt-verify
[INFO] finished tweaking git repo https://github.com/bittrance/mqtt-verify
[INFO] tweaked toml for git repo https://github.com/bittrance/mqtt-verify written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/bittrance/mqtt-verify already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 887897fb97d4d63be1048f2db1acfe832bfce13a114b1687c9a024bc365ed2ac
[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" "887897fb97d4d63be1048f2db1acfe832bfce13a114b1687c9a024bc365ed2ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "887897fb97d4d63be1048f2db1acfe832bfce13a114b1687c9a024bc365ed2ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "887897fb97d4d63be1048f2db1acfe832bfce13a114b1687c9a024bc365ed2ac", kill_on_drop: false }`
[INFO] [stdout] 887897fb97d4d63be1048f2db1acfe832bfce13a114b1687c9a024bc365ed2ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--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] 9e2cae6047bed46d626a7e71f3f16b744d1b816abef68b4f2a0ab55416edbc7e
[INFO] running `Command { std: "docker" "start" "-a" "9e2cae6047bed46d626a7e71f3f16b744d1b816abef68b4f2a0ab55416edbc7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling cc v1.0.53
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking evalexpr v5.0.5
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling cmake v0.1.43
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]    Compiling paho-mqtt-sys v0.3.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking stderrlog v0.4.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling snafu-derive v0.6.8
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking snafu v0.6.8
[INFO] [stderr]     Checking paho-mqtt v0.7.1
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking mqtt-verify v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0616]: field `topic` of struct `mqtt_verify::source::VerifiableSource` is private
[INFO] [stdout]    --> src/main.rs:124:45
[INFO] [stdout]     |
[INFO] [stdout] 124 |         assert_eq!("p-1".to_owned(), source.topic.value());
[INFO] [stdout]     |                                             ^^^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `topic` of struct `mqtt_verify::source::VerifiableSource` is private
[INFO] [stdout]    --> src/main.rs:134:45
[INFO] [stdout]     |
[INFO] [stdout] 134 |         assert_eq!("bar".to_owned(), source.topic.value());
[INFO] [stdout]     |                                             ^^^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0616`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mqtt-verify`.
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9e2cae6047bed46d626a7e71f3f16b744d1b816abef68b4f2a0ab55416edbc7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e2cae6047bed46d626a7e71f3f16b744d1b816abef68b4f2a0ab55416edbc7e", kill_on_drop: false }`
[INFO] [stdout] 9e2cae6047bed46d626a7e71f3f16b744d1b816abef68b4f2a0ab55416edbc7e