[INFO] fetching crate flowstdlib 0.8.9...
[INFO] checking flowstdlib-0.8.9 against beta for pr-78714
[INFO] extracting crate flowstdlib 0.8.9 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate flowstdlib 0.8.9 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 flowstdlib 0.8.9
[INFO] finished tweaking crates.io crate flowstdlib 0.8.9
[INFO] tweaked toml for crates.io crate flowstdlib 0.8.9 written to /workspace/builds/worker-0/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-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] [stdout] b8fb3cabc7a5088361d21918d3e4f8d738b288442b7f42320ce9dbad49bf4dce
[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" "b8fb3cabc7a5088361d21918d3e4f8d738b288442b7f42320ce9dbad49bf4dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8fb3cabc7a5088361d21918d3e4f8d738b288442b7f42320ce9dbad49bf4dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8fb3cabc7a5088361d21918d3e4f8d738b288442b7f42320ce9dbad49bf4dce", kill_on_drop: false }`
[INFO] [stdout] b8fb3cabc7a5088361d21918d3e4f8d738b288442b7f42320ce9dbad49bf4dce
[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] e6e1399c42499e99064eda757f6607112c7b07f4b180fa5f4251ba411ce9595b
[INFO] running `Command { std: "docker" "start" "-a" "e6e1399c42499e99064eda757f6607112c7b07f4b180fa5f4251ba411ce9595b", kill_on_drop: false }`
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]     Checking parity-wasm v0.31.3
[INFO] [stderr]     Checking multimap v0.5.0
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling flow_impl_derive v0.8.5
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking flow_impl v0.8.5
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking wasmi-validation v0.1.0
[INFO] [stderr]     Checking wasmi v0.4.5
[INFO] [stderr]     Checking instant v0.1.8
[INFO] [stderr]     Checking flowrlib v0.8.8
[INFO] [stderr]     Checking flowstdlib v0.8.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.84s
[INFO] running `Command { std: "docker" "inspect" "e6e1399c42499e99064eda757f6607112c7b07f4b180fa5f4251ba411ce9595b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6e1399c42499e99064eda757f6607112c7b07f4b180fa5f4251ba411ce9595b", kill_on_drop: false }`
[INFO] [stdout] e6e1399c42499e99064eda757f6607112c7b07f4b180fa5f4251ba411ce9595b