[INFO] fetching crate flaky-finder 0.2.22...
[INFO] checking flaky-finder-0.2.22 against beta for pr-78714
[INFO] extracting crate flaky-finder 0.2.22 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate flaky-finder 0.2.22 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 flaky-finder 0.2.22
[INFO] finished tweaking crates.io crate flaky-finder 0.2.22
[INFO] tweaked toml for crates.io crate flaky-finder 0.2.22 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate flaky-finder 0.2.22 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] 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] 2fd12bfc3cfe18bf2a57128b7bcfa4bd7f010ae827760379ebfd037e8d2edbc6
[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" "2fd12bfc3cfe18bf2a57128b7bcfa4bd7f010ae827760379ebfd037e8d2edbc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fd12bfc3cfe18bf2a57128b7bcfa4bd7f010ae827760379ebfd037e8d2edbc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fd12bfc3cfe18bf2a57128b7bcfa4bd7f010ae827760379ebfd037e8d2edbc6", kill_on_drop: false }`
[INFO] [stdout] 2fd12bfc3cfe18bf2a57128b7bcfa4bd7f010ae827760379ebfd037e8d2edbc6
[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] d9e6d9d0fc8eda5cf7887670d295084e1eecd5ecd8f575082cc8d7dcb40cb9b4
[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" "d9e6d9d0fc8eda5cf7887670d295084e1eecd5ecd8f575082cc8d7dcb40cb9b4", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking console v0.9.0
[INFO] [stderr]     Checking indicatif v0.12.0
[INFO] [stderr]     Checking flaky-finder v0.2.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.38s
[INFO] running `Command { std: "docker" "inspect" "d9e6d9d0fc8eda5cf7887670d295084e1eecd5ecd8f575082cc8d7dcb40cb9b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9e6d9d0fc8eda5cf7887670d295084e1eecd5ecd8f575082cc8d7dcb40cb9b4", kill_on_drop: false }`
[INFO] [stdout] d9e6d9d0fc8eda5cf7887670d295084e1eecd5ecd8f575082cc8d7dcb40cb9b4