[INFO] fetching crate build-info 0.0.20...
[INFO] checking build-info-0.0.20 against beta for pr-78714
[INFO] extracting crate build-info 0.0.20 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate build-info 0.0.20 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 build-info 0.0.20
[INFO] finished tweaking crates.io crate build-info 0.0.20
[INFO] tweaked toml for crates.io crate build-info 0.0.20 written to /workspace/builds/worker-7/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] a64f1ba36f38c01d9e46163eeaa2f68702c7f9a461126778740a9978a199b5a9
[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" "a64f1ba36f38c01d9e46163eeaa2f68702c7f9a461126778740a9978a199b5a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a64f1ba36f38c01d9e46163eeaa2f68702c7f9a461126778740a9978a199b5a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a64f1ba36f38c01d9e46163eeaa2f68702c7f9a461126778740a9978a199b5a9", kill_on_drop: false }`
[INFO] [stdout] a64f1ba36f38c01d9e46163eeaa2f68702c7f9a461126778740a9978a199b5a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] aedfc2a75858f6de11a3f5ca7e2615317b72b49000c3cc08429d29a56b5a4ee9
[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" "aedfc2a75858f6de11a3f5ca7e2615317b72b49000c3cc08429d29a56b5a4ee9", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling format-buf v1.0.0
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]    Compiling xz2 v0.1.6
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking build-info-common v0.0.20
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling build-info-proc v0.0.20
[INFO] [stderr]     Checking build-info v0.0.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.18s
[INFO] running `Command { std: "docker" "inspect" "aedfc2a75858f6de11a3f5ca7e2615317b72b49000c3cc08429d29a56b5a4ee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aedfc2a75858f6de11a3f5ca7e2615317b72b49000c3cc08429d29a56b5a4ee9", kill_on_drop: false }`
[INFO] [stdout] aedfc2a75858f6de11a3f5ca7e2615317b72b49000c3cc08429d29a56b5a4ee9