[INFO] fetching crate vcard 0.4.7...
[INFO] checking vcard-0.4.7 against beta for pr-78714
[INFO] extracting crate vcard 0.4.7 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate vcard 0.4.7 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 vcard 0.4.7
[INFO] finished tweaking crates.io crate vcard 0.4.7
[INFO] tweaked toml for crates.io crate vcard 0.4.7 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate vcard 0.4.7 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 7b2b901706ce13a448f41406992280ea137b7b04422552904d168d2daec3b9d3
[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" "7b2b901706ce13a448f41406992280ea137b7b04422552904d168d2daec3b9d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b2b901706ce13a448f41406992280ea137b7b04422552904d168d2daec3b9d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b2b901706ce13a448f41406992280ea137b7b04422552904d168d2daec3b9d3", kill_on_drop: false }`
[INFO] [stdout] 7b2b901706ce13a448f41406992280ea137b7b04422552904d168d2daec3b9d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] ad683f7ff36b4574864a53e76f42c7d5b32955e974f0d6fb2147e322fa5d2379
[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" "ad683f7ff36b4574864a53e76f42c7d5b32955e974f0d6fb2147e322fa5d2379", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking oncemutex v0.1.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling quick-xml v0.17.2
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking regex-cache v0.2.0
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking chrono-tz v0.5.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling enum-ordinalize v3.1.5
[INFO] [stderr]    Compiling educe v0.4.11
[INFO] [stderr]    Compiling phonenumber v0.2.4+8.11.3
[INFO] [stderr]     Checking base64-stream v1.2.3
[INFO] [stderr]     Checking validators v0.20.19
[INFO] [stderr]     Checking vcard v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.77s
[INFO] running `Command { std: "docker" "inspect" "ad683f7ff36b4574864a53e76f42c7d5b32955e974f0d6fb2147e322fa5d2379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad683f7ff36b4574864a53e76f42c7d5b32955e974f0d6fb2147e322fa5d2379", kill_on_drop: false }`
[INFO] [stdout] ad683f7ff36b4574864a53e76f42c7d5b32955e974f0d6fb2147e322fa5d2379