[INFO] fetching crate nature_db 0.15.0...
[INFO] checking nature_db-0.15.0 against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461
[INFO] extracting crate nature_db 0.15.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate nature_db 0.15.0 on toolchain 31ee872db5aae4750e3da1ca4ed1523c4356947f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nature_db 0.15.0
[INFO] finished tweaking crates.io crate nature_db 0.15.0
[INFO] tweaked toml for crates.io crate nature_db 0.15.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8d08cd329c898b2357697c8f1359cd79a9c5e5fc30b26a437207340b132c53f
[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" "d8d08cd329c898b2357697c8f1359cd79a9c5e5fc30b26a437207340b132c53f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8d08cd329c898b2357697c8f1359cd79a9c5e5fc30b26a437207340b132c53f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d08cd329c898b2357697c8f1359cd79a9c5e5fc30b26a437207340b132c53f", kill_on_drop: false }`
[INFO] [stdout] d8d08cd329c898b2357697c8f1359cd79a9c5e5fc30b26a437207340b132c53f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a39ccc7f2d49d4db1d532982c432fd4db220c77fd4aad2de6a5a8aec1fa77e6
[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" "9a39ccc7f2d49d4db1d532982c432fd4db220c77fd4aad2de6a5a8aec1fa77e6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking lru_time_cache v0.10.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking rust_decimal v1.8.1
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking lexical v5.2.0
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]     Checking mysql_common v0.22.2
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]     Checking actix-rt v1.1.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking actix-codec v0.2.0
[INFO] [stderr]     Checking mysql_async v0.23.1
[INFO] [stderr]     Checking actix-utils v1.0.6
[INFO] [stderr]     Checking trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]     Checking actix-connect v1.0.2
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking actix-http v1.0.1
[INFO] [stderr]     Checking actix v0.9.0
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]     Checking nature_common v0.15.0
[INFO] [stderr]     Checking nature_db v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "9a39ccc7f2d49d4db1d532982c432fd4db220c77fd4aad2de6a5a8aec1fa77e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a39ccc7f2d49d4db1d532982c432fd4db220c77fd4aad2de6a5a8aec1fa77e6", kill_on_drop: false }`
[INFO] [stdout] 9a39ccc7f2d49d4db1d532982c432fd4db220c77fd4aad2de6a5a8aec1fa77e6