[INFO] fetching crate gantryclient 0.1.0...
[INFO] checking gantryclient-0.1.0 against beta for pr-78714
[INFO] extracting crate gantryclient 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate gantryclient 0.1.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gantryclient 0.1.0
[INFO] finished tweaking crates.io crate gantryclient 0.1.0
[INFO] tweaked toml for crates.io crate gantryclient 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 81849acb8a54222f2aee81531ac5c80b2a625113d06ddfd8a962f70638d9dbab
[INFO] running `Command { std: "docker" "start" "-a" "81849acb8a54222f2aee81531ac5c80b2a625113d06ddfd8a962f70638d9dbab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81849acb8a54222f2aee81531ac5c80b2a625113d06ddfd8a962f70638d9dbab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81849acb8a54222f2aee81531ac5c80b2a625113d06ddfd8a962f70638d9dbab", kill_on_drop: false }`
[INFO] [stdout] 81849acb8a54222f2aee81531ac5c80b2a625113d06ddfd8a962f70638d9dbab
[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=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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b4459e6ed37c5f3a3ab019ab0939ff432096e5d11441a0fc43109936c5235d6
[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" "1b4459e6ed37c5f3a3ab019ab0939ff432096e5d11441a0fc43109936c5235d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]     Checking easy-parallel v3.1.0
[INFO] [stderr]     Checking simple-mutex v1.1.5
[INFO] [stderr]     Checking subtle-encoding v0.4.1
[INFO] [stderr]     Checking base64-url v1.4.7
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking ring v0.16.15
[INFO] [stderr]     Checking signature v1.0.0-pre.1
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking nuid v0.2.2
[INFO] [stderr]     Checking ed25519 v1.0.0-pre.1
[INFO] [stderr]     Checking async-dup v1.2.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking signatory v0.18.1
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking blocking v0.5.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]    Compiling curve25519-dalek v1.2.4
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking smol v0.3.3
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking gantry-protocol v0.0.8
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.2
[INFO] [stderr]     Checking signatory-dalek v0.18.1
[INFO] [stderr]     Checking nkeys v0.0.9
[INFO] [stderr]     Checking rustls-native-certs v0.4.0
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking async-tls v0.8.0
[INFO] [stderr]     Checking nats v0.7.4
[INFO] [stderr]     Checking gantryclient v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.53s
[INFO] running `Command { std: "docker" "inspect" "1b4459e6ed37c5f3a3ab019ab0939ff432096e5d11441a0fc43109936c5235d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b4459e6ed37c5f3a3ab019ab0939ff432096e5d11441a0fc43109936c5235d6", kill_on_drop: false }`
[INFO] [stdout] 1b4459e6ed37c5f3a3ab019ab0939ff432096e5d11441a0fc43109936c5235d6