[INFO] fetching crate ssb-db 0.1.6...
[INFO] checking ssb-db-0.1.6 against master#2ad5292aea6328113b55968b4322528d48261316 for pr-80243
[INFO] extracting crate ssb-db 0.1.6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ssb-db 0.1.6 on toolchain 2ad5292aea6328113b55968b4322528d48261316
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ssb-db 0.1.6
[INFO] finished tweaking crates.io crate ssb-db 0.1.6
[INFO] tweaked toml for crates.io crate ssb-db 0.1.6 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6435c312b754641641c040dc1003ad18e72e625c73fdae627e36614415f999c4
[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" "6435c312b754641641c040dc1003ad18e72e625c73fdae627e36614415f999c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6435c312b754641641c040dc1003ad18e72e625c73fdae627e36614415f999c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6435c312b754641641c040dc1003ad18e72e625c73fdae627e36614415f999c4", kill_on_drop: false }`
[INFO] [stdout] 6435c312b754641641c040dc1003ad18e72e625c73fdae627e36614415f999c4
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2acaf552bd0c3ad2a70e377b548cedcf7080eb1eda40e91d6378ea86b42b7de0
[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" "2acaf552bd0c3ad2a70e377b548cedcf7080eb1eda40e91d6378ea86b42b7de0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking signature v1.2.2
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]    Compiling ryu-ecmascript v0.1.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking bidir_iter v0.2.1
[INFO] [stderr]     Checking strtod2 v0.0.1
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking buffered_offset_reader v0.6.0
[INFO] [stderr]     Checking ed25519 v1.0.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling libsqlite3-sys v0.16.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking crypto-mac v0.10.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking poly1305 v0.6.2
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking salsa20 v0.7.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking xsalsa20poly1305 v0.6.0
[INFO] [stderr]     Checking zerocopy v0.3.0
[INFO] [stderr]     Checking x25519-dalek v1.1.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking ssb-crypto v0.2.2
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking diesel v1.4.5
[INFO] [stderr]     Checking serde_cbor v0.10.2
[INFO] [stderr]     Checking serde_json v1.0.60
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking ssb-multiformats v0.4.0
[INFO] [stderr]     Checking ssb-legacy-msg-data v0.1.2
[INFO] [stderr]     Checking flumedb v0.1.4
[INFO] [stderr]     Checking migrations_internals v1.4.1
[INFO] [stderr]    Compiling migrations_macros v1.4.2
[INFO] [stderr]     Checking diesel_migrations v1.4.0
[INFO] [stderr]     Checking ssb-db v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 33s
[INFO] running `Command { std: "docker" "inspect" "2acaf552bd0c3ad2a70e377b548cedcf7080eb1eda40e91d6378ea86b42b7de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2acaf552bd0c3ad2a70e377b548cedcf7080eb1eda40e91d6378ea86b42b7de0", kill_on_drop: false }`
[INFO] [stdout] 2acaf552bd0c3ad2a70e377b548cedcf7080eb1eda40e91d6378ea86b42b7de0