[INFO] fetching crate vm-memory 0.4.0...
[INFO] checking vm-memory-0.4.0 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate vm-memory 0.4.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate vm-memory 0.4.0 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/.cargo/config
[INFO] started tweaking crates.io crate vm-memory 0.4.0
[INFO] finished tweaking crates.io crate vm-memory 0.4.0
[INFO] tweaked toml for crates.io crate vm-memory 0.4.0 written to /workspace/builds/worker-1/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] [stderr]     Blocking waiting for file lock on package cache
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 4cef6aca8a9a0e187cce7672515b5a16a62a14b53a2318849b22ec9849a31b6f
[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" "4cef6aca8a9a0e187cce7672515b5a16a62a14b53a2318849b22ec9849a31b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cef6aca8a9a0e187cce7672515b5a16a62a14b53a2318849b22ec9849a31b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cef6aca8a9a0e187cce7672515b5a16a62a14b53a2318849b22ec9849a31b6f", kill_on_drop: false }`
[INFO] [stdout] 4cef6aca8a9a0e187cce7672515b5a16a62a14b53a2318849b22ec9849a31b6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 4f956f219350cd209207f657293b1854f5024205e7f5c5cb80c24dd1a3c810eb
[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" "4f956f219350cd209207f657293b1854f5024205e7f5c5cb80c24dd1a3c810eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking vmm-sys-util v0.7.0
[INFO] [stderr]     Checking vm-memory v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.72s
[INFO] running `Command { std: "docker" "inspect" "4f956f219350cd209207f657293b1854f5024205e7f5c5cb80c24dd1a3c810eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f956f219350cd209207f657293b1854f5024205e7f5c5cb80c24dd1a3c810eb", kill_on_drop: false }`
[INFO] [stdout] 4f956f219350cd209207f657293b1854f5024205e7f5c5cb80c24dd1a3c810eb