[INFO] fetching crate gibberish 0.1.0...
[INFO] checking gibberish-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate gibberish 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate gibberish 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gibberish 0.1.0
[INFO] finished tweaking crates.io crate gibberish 0.1.0
[INFO] tweaked toml for crates.io crate gibberish 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36e81389e883523be09df8b4ec63ac7b976566c5d164183f4b37a2a832291743
[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" "36e81389e883523be09df8b4ec63ac7b976566c5d164183f4b37a2a832291743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36e81389e883523be09df8b4ec63ac7b976566c5d164183f4b37a2a832291743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36e81389e883523be09df8b4ec63ac7b976566c5d164183f4b37a2a832291743", kill_on_drop: false }`
[INFO] [stdout] 36e81389e883523be09df8b4ec63ac7b976566c5d164183f4b37a2a832291743
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22de5d1721421eb0af7decfc7f6eb65eefbd859a6dd0481ad52e6e246c9c0a90
[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" "22de5d1721421eb0af7decfc7f6eb65eefbd859a6dd0481ad52e6e246c9c0a90", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]     Checking rustc-demangle v0.1.17
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling libsodium-sys v0.2.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rpassword v2.1.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking msgpack_simple v1.0.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]     Checking globwalk v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking clap-verbosity-flag v0.2.0
[INFO] [stderr]     Checking quicli v0.4.0
[INFO] [stderr]     Checking sodiumoxide v0.2.6
[INFO] [stderr]     Checking gibberish v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 15s
[INFO] running `Command { std: "docker" "inspect" "22de5d1721421eb0af7decfc7f6eb65eefbd859a6dd0481ad52e6e246c9c0a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22de5d1721421eb0af7decfc7f6eb65eefbd859a6dd0481ad52e6e246c9c0a90", kill_on_drop: false }`
[INFO] [stdout] 22de5d1721421eb0af7decfc7f6eb65eefbd859a6dd0481ad52e6e246c9c0a90