[INFO] fetching crate modular-bitfield 0.11.2...
[INFO] checking modular-bitfield-0.11.2 against beta for pr-78714
[INFO] extracting crate modular-bitfield 0.11.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate modular-bitfield 0.11.2 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 modular-bitfield 0.11.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate modular-bitfield 0.11.2
[INFO] tweaked toml for crates.io crate modular-bitfield 0.11.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate modular-bitfield 0.11.2 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 6aa5ec6f1c5c1665990c73e778a8f930c12d5a5a4089cfba1af364413aa2c77a
[INFO] running `Command { std: "docker" "start" "-a" "6aa5ec6f1c5c1665990c73e778a8f930c12d5a5a4089cfba1af364413aa2c77a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6aa5ec6f1c5c1665990c73e778a8f930c12d5a5a4089cfba1af364413aa2c77a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aa5ec6f1c5c1665990c73e778a8f930c12d5a5a4089cfba1af364413aa2c77a", kill_on_drop: false }`
[INFO] [stdout] 6aa5ec6f1c5c1665990c73e778a8f930c12d5a5a4089cfba1af364413aa2c77a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 45376d2afbd2ac14e7083c10855d7b7987763f1732fe75a5cd5867613c64922f
[INFO] running `Command { std: "docker" "start" "-a" "45376d2afbd2ac14e7083c10855d7b7987763f1732fe75a5cd5867613c64922f", kill_on_drop: false }`
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking trybuild v1.0.35
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking modular-bitfield v0.11.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.78s
[INFO] running `Command { std: "docker" "inspect" "45376d2afbd2ac14e7083c10855d7b7987763f1732fe75a5cd5867613c64922f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45376d2afbd2ac14e7083c10855d7b7987763f1732fe75a5cd5867613c64922f", kill_on_drop: false }`
[INFO] [stdout] 45376d2afbd2ac14e7083c10855d7b7987763f1732fe75a5cd5867613c64922f