[INFO] fetching crate twilio 1.0.0...
[INFO] checking twilio-1.0.0 against beta for pr-78714
[INFO] extracting crate twilio 1.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate twilio 1.0.0 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 twilio 1.0.0
[INFO] finished tweaking crates.io crate twilio 1.0.0
[INFO] tweaked toml for crates.io crate twilio 1.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate twilio 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/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] b806b9ce5f5cc0ff09b543487a4a9c3bb0f1ca5d3fe58d86c887acfaf8836f77
[INFO] running `Command { std: "docker" "start" "-a" "b806b9ce5f5cc0ff09b543487a4a9c3bb0f1ca5d3fe58d86c887acfaf8836f77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b806b9ce5f5cc0ff09b543487a4a9c3bb0f1ca5d3fe58d86c887acfaf8836f77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b806b9ce5f5cc0ff09b543487a4a9c3bb0f1ca5d3fe58d86c887acfaf8836f77", kill_on_drop: false }`
[INFO] [stdout] b806b9ce5f5cc0ff09b543487a4a9c3bb0f1ca5d3fe58d86c887acfaf8836f77
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] b4561a4d5d3a93c3d8b3afcd38d0af9798dba5786d38e2decff0c41349ce8a10
[INFO] running `Command { std: "docker" "start" "-a" "b4561a4d5d3a93c3d8b3afcd38d0af9798dba5786d38e2decff0c41349ce8a10", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking headers v0.3.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking twilio v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.28s
[INFO] running `Command { std: "docker" "inspect" "b4561a4d5d3a93c3d8b3afcd38d0af9798dba5786d38e2decff0c41349ce8a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4561a4d5d3a93c3d8b3afcd38d0af9798dba5786d38e2decff0c41349ce8a10", kill_on_drop: false }`
[INFO] [stdout] b4561a4d5d3a93c3d8b3afcd38d0af9798dba5786d38e2decff0c41349ce8a10