[INFO] fetching crate banyan 0.9.3...
[INFO] checking banyan-0.9.3 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate banyan 0.9.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate banyan 0.9.3 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate banyan 0.9.3
[INFO] finished tweaking crates.io crate banyan 0.9.3
[INFO] tweaked toml for crates.io crate banyan 0.9.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e538ef505734cd79dda5c01c9e41bb202e37ec51b094b6e6d216b9448138a55b
[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" "e538ef505734cd79dda5c01c9e41bb202e37ec51b094b6e6d216b9448138a55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e538ef505734cd79dda5c01c9e41bb202e37ec51b094b6e6d216b9448138a55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e538ef505734cd79dda5c01c9e41bb202e37ec51b094b6e6d216b9448138a55b", kill_on_drop: false }`
[INFO] [stdout] e538ef505734cd79dda5c01c9e41bb202e37ec51b094b6e6d216b9448138a55b
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b278c73bf522c9d21963ca8011825d66f46f2af66f6c2fbd64f2e1ea7a3055e4
[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" "b278c73bf522c9d21963ca8011825d66f46f2af66f6c2fbd64f2e1ea7a3055e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking base-x v0.2.8
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling zstd-safe v3.0.1+zstd.1.4.9
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking weight-cache v0.2.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking cached v0.23.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking salsa20 v0.7.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling blake3 v0.3.7
[INFO] [stderr]    Compiling zstd-sys v1.4.20+zstd.1.4.9
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.9
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling libipld-cbor-derive v0.11.1
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling derive_more v0.99.13
[INFO] [stderr]    Compiling quickcheck_async v0.1.1
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]     Checking data-encoding-macro v0.1.10
[INFO] [stderr]     Checking multibase v0.8.0
[INFO] [stderr]     Checking multibase v0.9.1
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling libipld-pb v0.11.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Checking tracing-subscriber v0.2.17
[INFO] [stderr]    Compiling multihash-derive v0.7.1
[INFO] [stderr]     Checking multihash v0.13.2
[INFO] [stderr]     Checking cid v0.6.1
[INFO] [stderr]     Checking libipld-core v0.11.3
[INFO] [stderr]     Checking zstd v0.6.1+zstd.1.4.9
[INFO] [stderr]     Checking libipld-json v0.11.2
[INFO] [stderr]     Checking libipld-cbor v0.11.3
[INFO] [stderr]     Checking libipld-macro v0.11.0
[INFO] [stderr]     Checking libipld v0.11.0
[INFO] [stderr]     Checking banyan v0.9.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 16s
[INFO] running `Command { std: "docker" "inspect" "b278c73bf522c9d21963ca8011825d66f46f2af66f6c2fbd64f2e1ea7a3055e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b278c73bf522c9d21963ca8011825d66f46f2af66f6c2fbd64f2e1ea7a3055e4", kill_on_drop: false }`
[INFO] [stdout] b278c73bf522c9d21963ca8011825d66f46f2af66f6c2fbd64f2e1ea7a3055e4