[INFO] fetching crate kdbx4 0.4.2...
[INFO] checking kdbx4-0.4.2 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] extracting crate kdbx4 0.4.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate kdbx4 0.4.2 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kdbx4 0.4.2
[INFO] finished tweaking crates.io crate kdbx4 0.4.2
[INFO] tweaked toml for crates.io crate kdbx4 0.4.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a050ab8da9691d2086e030eaddc810031c319b04c347db999f64b3024c75c8c4
[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" "a050ab8da9691d2086e030eaddc810031c319b04c347db999f64b3024c75c8c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a050ab8da9691d2086e030eaddc810031c319b04c347db999f64b3024c75c8c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a050ab8da9691d2086e030eaddc810031c319b04c347db999f64b3024c75c8c4", kill_on_drop: false }`
[INFO] [stdout] a050ab8da9691d2086e030eaddc810031c319b04c347db999f64b3024c75c8c4
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2a8ea1cbc89c4bfefbaddd1ae23e274f19f335b937734b5b21b4066ce41e647
[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" "f2a8ea1cbc89c4bfefbaddd1ae23e274f19f335b937734b5b21b4066ce41e647", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking pretty-hex v0.1.1
[INFO] [stderr]     Checking xmlparser v0.6.1
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-modes v0.3.3
[INFO] [stderr]     Checking salsa20-core v0.2.3
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking rust-argon2 v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking chacha20 v0.2.3
[INFO] [stderr]     Checking salsa20 v0.3.0
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.18
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking kdbx4 v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.58s
[INFO] running `Command { std: "docker" "inspect" "f2a8ea1cbc89c4bfefbaddd1ae23e274f19f335b937734b5b21b4066ce41e647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a8ea1cbc89c4bfefbaddd1ae23e274f19f335b937734b5b21b4066ce41e647", kill_on_drop: false }`
[INFO] [stdout] f2a8ea1cbc89c4bfefbaddd1ae23e274f19f335b937734b5b21b4066ce41e647