[INFO] fetching crate memflow-qemu-procfs 0.1.1...
[INFO] checking memflow-qemu-procfs-0.1.1 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate memflow-qemu-procfs 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate memflow-qemu-procfs 0.1.1 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memflow-qemu-procfs 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate memflow-qemu-procfs 0.1.1
[INFO] tweaked toml for crates.io crate memflow-qemu-procfs 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate memflow-qemu-procfs 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d3795470fbdd8e020fdaf0d6951cd43ae28839b08a033cb93de6e46a5225b17
[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" "0d3795470fbdd8e020fdaf0d6951cd43ae28839b08a033cb93de6e46a5225b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d3795470fbdd8e020fdaf0d6951cd43ae28839b08a033cb93de6e46a5225b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d3795470fbdd8e020fdaf0d6951cd43ae28839b08a033cb93de6e46a5225b17", kill_on_drop: false }`
[INFO] [stdout] 0d3795470fbdd8e020fdaf0d6951cd43ae28839b08a033cb93de6e46a5225b17
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96d9ef5ece512ed39b19a0385e1a0cd8e408e4a87d097b97a6cc7da492b6c7f7
[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" "96d9ef5ece512ed39b19a0385e1a0cd8e408e4a87d097b97a6cc7da492b6c7f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking array-init v0.1.1
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling derive_pod v0.1.0
[INFO] [stderr]     Checking bumpalo v3.4.0
[INFO] [stderr]     Checking libflate_lz77 v1.0.0
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking coarsetime v0.1.14
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking clap v2.33.2
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking libflate v1.0.2
[INFO] [stderr]     Checking vector-trees v0.1.0
[INFO] [stderr]     Checking dataview v0.1.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking x86_64_structs v0.11.6
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking procfs v0.7.9
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling memflow-derive v0.1.0
[INFO] [stderr]     Checking memflow v0.1.1
[INFO] [stderr]     Checking memflow-qemu-procfs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "96d9ef5ece512ed39b19a0385e1a0cd8e408e4a87d097b97a6cc7da492b6c7f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96d9ef5ece512ed39b19a0385e1a0cd8e408e4a87d097b97a6cc7da492b6c7f7", kill_on_drop: false }`
[INFO] [stdout] 96d9ef5ece512ed39b19a0385e1a0cd8e408e4a87d097b97a6cc7da492b6c7f7