[INFO] fetching crate distiller 1.0.0...
[INFO] checking distiller-1.0.0 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] extracting crate distiller 1.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate distiller 1.0.0 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 distiller 1.0.0
[INFO] finished tweaking crates.io crate distiller 1.0.0
[INFO] tweaked toml for crates.io crate distiller 1.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate distiller 1.0.0 already has a lockfile, it will not be regenerated
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c9eee143d4b114893d319a00565dd1e58a35ab9b682b72d9bc6f30692e5afe12
[INFO] running `Command { std: "docker" "start" "-a" "c9eee143d4b114893d319a00565dd1e58a35ab9b682b72d9bc6f30692e5afe12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9eee143d4b114893d319a00565dd1e58a35ab9b682b72d9bc6f30692e5afe12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9eee143d4b114893d319a00565dd1e58a35ab9b682b72d9bc6f30692e5afe12", kill_on_drop: false }`
[INFO] [stdout] c9eee143d4b114893d319a00565dd1e58a35ab9b682b72d9bc6f30692e5afe12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4c7d0db6dbd72b2d1dfc86fec32c6e0db1bc404122ae77fcf8aa44ea59e0254d
[INFO] running `Command { std: "docker" "start" "-a" "4c7d0db6dbd72b2d1dfc86fec32c6e0db1bc404122ae77fcf8aa44ea59e0254d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking line-span v0.1.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking detect-lang v0.1.5
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking comment-parser v0.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling libsqlite3-sys v0.20.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rusqlite v0.24.0
[INFO] [stderr]     Checking serde_rusqlite v0.26.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking distiller v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "4c7d0db6dbd72b2d1dfc86fec32c6e0db1bc404122ae77fcf8aa44ea59e0254d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c7d0db6dbd72b2d1dfc86fec32c6e0db1bc404122ae77fcf8aa44ea59e0254d", kill_on_drop: false }`
[INFO] [stdout] 4c7d0db6dbd72b2d1dfc86fec32c6e0db1bc404122ae77fcf8aa44ea59e0254d