[INFO] fetching crate meilib 0.1.2...
[INFO] checking meilib-0.1.2 against beta for pr-78714
[INFO] extracting crate meilib 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate meilib 0.1.2 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 meilib 0.1.2
[INFO] finished tweaking crates.io crate meilib 0.1.2
[INFO] tweaked toml for crates.io crate meilib 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate meilib 0.1.2 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/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] baac0e9e6865d54960477438cf99e475d804a4c32ee4adace66758ab239b66fe
[INFO] running `Command { std: "docker" "start" "-a" "baac0e9e6865d54960477438cf99e475d804a4c32ee4adace66758ab239b66fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baac0e9e6865d54960477438cf99e475d804a4c32ee4adace66758ab239b66fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baac0e9e6865d54960477438cf99e475d804a4c32ee4adace66758ab239b66fe", kill_on_drop: false }`
[INFO] [stdout] baac0e9e6865d54960477438cf99e475d804a4c32ee4adace66758ab239b66fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fafda49154ac830a9f18ad70f52897213e1e4f9403c988668deca49ed98ea9a6
[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" "fafda49154ac830a9f18ad70f52897213e1e4f9403c988668deca49ed98ea9a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking arc-swap v0.4.6
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking copyless v0.1.4
[INFO] [stderr]    Compiling standback v0.2.8
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking bytestring v0.1.5
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking addr2line v0.12.0
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking backtrace v0.3.47
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.20
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking actix-codec v0.2.0
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.16
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling derive_more v0.99.5
[INFO] [stderr]    Compiling actix-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling thiserror-impl v1.0.17
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.31
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling actix-web-codegen v0.2.1
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking thiserror v1.0.17
[INFO] [stderr]     Checking pin-project v0.4.16
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking actix-threadpool v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking actix-service v1.0.5
[INFO] [stderr]     Checking actix-rt v1.1.1
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]     Checking actix-utils v1.0.6
[INFO] [stderr]     Checking actix-server v1.0.2
[INFO] [stderr]     Checking actix-tls v2.0.0-alpha.1
[INFO] [stderr]     Checking actix-testing v1.0.0
[INFO] [stderr]     Checking trust-dns-resolver v0.19.5
[INFO] [stderr]     Checking actix-connect v2.0.0-alpha.3
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking actix-router v0.2.4
[INFO] [stderr]     Checking actix-http v2.0.0-alpha.3
[INFO] [stderr]     Checking awc v2.0.0-alpha.1
[INFO] [stderr]     Checking actix-web v3.0.0-alpha.2
[INFO] [stderr]     Checking meilib v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 53s
[INFO] running `Command { std: "docker" "inspect" "fafda49154ac830a9f18ad70f52897213e1e4f9403c988668deca49ed98ea9a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fafda49154ac830a9f18ad70f52897213e1e4f9403c988668deca49ed98ea9a6", kill_on_drop: false }`
[INFO] [stdout] fafda49154ac830a9f18ad70f52897213e1e4f9403c988668deca49ed98ea9a6