[INFO] fetching crate dkregistry 0.5.0...
[INFO] checking dkregistry-0.5.0 against beta for pr-78714
[INFO] extracting crate dkregistry 0.5.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dkregistry 0.5.0 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 dkregistry 0.5.0
[INFO] finished tweaking crates.io crate dkregistry 0.5.0
[INFO] tweaked toml for crates.io crate dkregistry 0.5.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate dkregistry 0.5.0 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] [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] 7cf2ae3ce87158a577989670619e8db6076376cb035e7808bcae2fefb0b412bf
[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" "7cf2ae3ce87158a577989670619e8db6076376cb035e7808bcae2fefb0b412bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cf2ae3ce87158a577989670619e8db6076376cb035e7808bcae2fefb0b412bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cf2ae3ce87158a577989670619e8db6076376cb035e7808bcae2fefb0b412bf", kill_on_drop: false }`
[INFO] [stdout] 7cf2ae3ce87158a577989670619e8db6076376cb035e7808bcae2fefb0b412bf
[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] 263137452e82e56f7a340df97f4d8f4943796a177145bbefa8fc40f1a1dc73dd
[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" "263137452e82e56f7a340df97f4d8f4943796a177145bbefa8fc40f1a1dc73dd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking libflate_lz77 v1.0.0
[INFO] [stderr]     Checking strum v0.19.2
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]    Compiling test-case v1.0.0
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking libflate v1.0.1
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking colored v1.9.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking dirs v3.0.0
[INFO] [stderr]     Checking tar v0.4.26
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.8.0
[INFO] [stderr]     Checking sha2 v0.9.0
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking spectral v0.6.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling tokio-macros v0.2.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling strum_macros v0.19.2
[INFO] [stderr]     Checking async-stream v0.3.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]     Checking tokio v0.2.9
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]    Compiling extend v0.1.2
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking pin-project v0.4.6
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking hyper v0.13.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking reqwest v0.10.1
[INFO] [stderr]     Checking assert-json-diff v1.0.3
[INFO] [stderr]     Checking mockito v0.27.0
[INFO] [stderr]     Checking dkregistry v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "263137452e82e56f7a340df97f4d8f4943796a177145bbefa8fc40f1a1dc73dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "263137452e82e56f7a340df97f4d8f4943796a177145bbefa8fc40f1a1dc73dd", kill_on_drop: false }`
[INFO] [stdout] 263137452e82e56f7a340df97f4d8f4943796a177145bbefa8fc40f1a1dc73dd