[INFO] fetching crate gen-server-name 1.0.3...
[INFO] checking gen-server-name-1.0.3 against beta for pr-78714
[INFO] extracting crate gen-server-name 1.0.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate gen-server-name 1.0.3 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 gen-server-name 1.0.3
[INFO] finished tweaking crates.io crate gen-server-name 1.0.3
[INFO] tweaked toml for crates.io crate gen-server-name 1.0.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate gen-server-name 1.0.3 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 2f3a962bc074f22efe2ed1860c2e64314ac0a3971b1275b0eea6feb74b5097e9
[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" "2f3a962bc074f22efe2ed1860c2e64314ac0a3971b1275b0eea6feb74b5097e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f3a962bc074f22efe2ed1860c2e64314ac0a3971b1275b0eea6feb74b5097e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f3a962bc074f22efe2ed1860c2e64314ac0a3971b1275b0eea6feb74b5097e9", kill_on_drop: false }`
[INFO] [stdout] 2f3a962bc074f22efe2ed1860c2e64314ac0a3971b1275b0eea6feb74b5097e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f7a5b71a764eaf747a82ca73317f408484d8453d15385f27aece3ea5dfded23a
[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" "f7a5b71a764eaf747a82ca73317f408484d8453d15385f27aece3ea5dfded23a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking deunicode v1.0.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking bstr v0.2.10
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking gen-server-name v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.62s
[INFO] running `Command { std: "docker" "inspect" "f7a5b71a764eaf747a82ca73317f408484d8453d15385f27aece3ea5dfded23a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a5b71a764eaf747a82ca73317f408484d8453d15385f27aece3ea5dfded23a", kill_on_drop: false }`
[INFO] [stdout] f7a5b71a764eaf747a82ca73317f408484d8453d15385f27aece3ea5dfded23a