[INFO] fetching crate stdtx 0.3.0...
[INFO] checking stdtx-0.3.0 against beta for pr-78714
[INFO] extracting crate stdtx 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate stdtx 0.3.0 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 stdtx 0.3.0
[INFO] finished tweaking crates.io crate stdtx 0.3.0
[INFO] tweaked toml for crates.io crate stdtx 0.3.0 written to /workspace/builds/worker-6/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] [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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 823f7713c3379da4e154e745079306b532fff25e26fe5486def89e48d60006b8
[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" "823f7713c3379da4e154e745079306b532fff25e26fe5486def89e48d60006b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "823f7713c3379da4e154e745079306b532fff25e26fe5486def89e48d60006b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "823f7713c3379da4e154e745079306b532fff25e26fe5486def89e48d60006b8", kill_on_drop: false }`
[INFO] [stdout] 823f7713c3379da4e154e745079306b532fff25e26fe5486def89e48d60006b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 97deb89f98fd2b6709edd0a683f172fb13f917fc3bc6e29660e40e4379a4d9db
[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" "97deb89f98fd2b6709edd0a683f172fb13f917fc3bc6e29660e40e4379a4d9db", kill_on_drop: false }`
[INFO] [stderr]     Checking const-oid v0.1.0
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]     Checking crypto-mac v0.9.1
[INFO] [stderr]    Compiling backtrace v0.3.54
[INFO] [stderr]     Checking prost-amino v0.6.0
[INFO] [stderr]    Compiling sha2 v0.9.2
[INFO] [stderr]     Checking anomaly v0.2.0
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking ff v0.8.0
[INFO] [stderr]     Checking signature v1.2.2
[INFO] [stderr]     Checking hmac v0.9.0
[INFO] [stderr]     Checking group v0.8.0
[INFO] [stderr]     Checking elliptic-curve v0.6.6
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]     Checking ecdsa v0.8.5
[INFO] [stderr]    Compiling prost-amino-derive v0.6.1
[INFO] [stderr]     Checking k256 v0.5.10
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking rust_decimal v1.8.1
[INFO] [stderr]     Checking stdtx v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.45s
[INFO] running `Command { std: "docker" "inspect" "97deb89f98fd2b6709edd0a683f172fb13f917fc3bc6e29660e40e4379a4d9db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97deb89f98fd2b6709edd0a683f172fb13f917fc3bc6e29660e40e4379a4d9db", kill_on_drop: false }`
[INFO] [stdout] 97deb89f98fd2b6709edd0a683f172fb13f917fc3bc6e29660e40e4379a4d9db