[INFO] fetching crate protein-io 0.0.1...
[INFO] checking protein-io-0.0.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate protein-io 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate protein-io 0.0.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate protein-io 0.0.1
[INFO] finished tweaking crates.io crate protein-io 0.0.1
[INFO] tweaked toml for crates.io crate protein-io 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 008d3112acaca16a46de3edcd8aa0936bb1bba842a1b66f6156ef5ecadc66dd1
[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" "008d3112acaca16a46de3edcd8aa0936bb1bba842a1b66f6156ef5ecadc66dd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "008d3112acaca16a46de3edcd8aa0936bb1bba842a1b66f6156ef5ecadc66dd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "008d3112acaca16a46de3edcd8aa0936bb1bba842a1b66f6156ef5ecadc66dd1", kill_on_drop: false }`
[INFO] [stdout] 008d3112acaca16a46de3edcd8aa0936bb1bba842a1b66f6156ef5ecadc66dd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] a8e9f100e4e928fc806db921713d94f9436e5fd3d2e2c7db53a9eb20f953dd69
[INFO] running `Command { std: "docker" "start" "-a" "a8e9f100e4e928fc806db921713d94f9436e5fd3d2e2c7db53a9eb20f953dd69", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking dihedral v0.0.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking memchr v2.3.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking atoi v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling strum_macros v0.19.4
[INFO] [stderr]     Checking strum v0.19.5
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking protein-core v0.1.7
[INFO] [stderr]     Checking nom-pdb v0.0.9
[INFO] [stderr]     Checking protein-io v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.83s
[INFO] running `Command { std: "docker" "inspect" "a8e9f100e4e928fc806db921713d94f9436e5fd3d2e2c7db53a9eb20f953dd69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8e9f100e4e928fc806db921713d94f9436e5fd3d2e2c7db53a9eb20f953dd69", kill_on_drop: false }`
[INFO] [stdout] a8e9f100e4e928fc806db921713d94f9436e5fd3d2e2c7db53a9eb20f953dd69