[INFO] fetching crate nature 0.22.0...
[INFO] checking nature-0.22.0 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate nature 0.22.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nature 0.22.0 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nature 0.22.0
[INFO] finished tweaking crates.io crate nature 0.22.0
[INFO] tweaked toml for crates.io crate nature 0.22.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate nature 0.22.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a059543c3f844a70dc3fe1c699a56df7add6e8e5688163586177ae6461a1a4e1
[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" "a059543c3f844a70dc3fe1c699a56df7add6e8e5688163586177ae6461a1a4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a059543c3f844a70dc3fe1c699a56df7add6e8e5688163586177ae6461a1a4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a059543c3f844a70dc3fe1c699a56df7add6e8e5688163586177ae6461a1a4e1", kill_on_drop: false }`
[INFO] [stdout] a059543c3f844a70dc3fe1c699a56df7add6e8e5688163586177ae6461a1a4e1
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e497d97281dff08c61f55caddb0aa2ef95ffce14d5d863d18e252f9b653457a2
[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" "e497d97281dff08c61f55caddb0aa2ef95ffce14d5d863d18e252f9b653457a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.84
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking lru_time_cache v0.11.5
[INFO] [stderr]    Compiling standback v0.2.14
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling cookie v0.14.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking thread_local v1.1.2
[INFO] [stderr]     Checking bytestring v1.0.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking encoding_rs v0.8.26
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.4
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]     Checking serde v1.0.123
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking openssl-sys v0.9.60
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking time v0.2.25
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking actix-threadpool v0.3.3
[INFO] [stderr]     Checking openssl v0.10.32
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking pin-project v1.0.4
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking actix-router v0.2.6
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rust_decimal v1.10.1
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking native-tls v0.2.7
[INFO] [stderr]     Checking mysql_common v0.22.2
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking actix-rt v1.1.1
[INFO] [stderr]     Checking trust-dns-proto v0.19.6
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking actix-codec v0.3.0
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking mysql_async v0.23.1
[INFO] [stderr]     Checking actix-utils v2.0.0
[INFO] [stderr]     Checking actix-server v1.0.4
[INFO] [stderr]     Checking actix-tls v2.0.0
[INFO] [stderr]     Checking trust-dns-resolver v0.19.6
[INFO] [stderr]     Checking actix-testing v1.0.1
[INFO] [stderr]     Checking actix-connect v2.0.0
[INFO] [stderr]     Checking actix-http v2.2.0
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking awc v2.0.3
[INFO] [stderr]     Checking actix-web v3.3.2
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.10
[INFO] [stderr]     Checking actix-cors v0.5.4
[INFO] [stderr]     Checking nature v0.22.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `Command { std: "docker" "inspect" "e497d97281dff08c61f55caddb0aa2ef95ffce14d5d863d18e252f9b653457a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e497d97281dff08c61f55caddb0aa2ef95ffce14d5d863d18e252f9b653457a2", kill_on_drop: false }`
[INFO] [stdout] e497d97281dff08c61f55caddb0aa2ef95ffce14d5d863d18e252f9b653457a2