[INFO] fetching crate memflow 0.1.3...
[INFO] checking memflow-0.1.3 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate memflow 0.1.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate memflow 0.1.3 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memflow 0.1.3
[INFO] finished tweaking crates.io crate memflow 0.1.3
[INFO] tweaked toml for crates.io crate memflow 0.1.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e36aa2dc96875bfd5b82abe06a8b729f7df64b577820bb701a2925e1006d287
[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" "3e36aa2dc96875bfd5b82abe06a8b729f7df64b577820bb701a2925e1006d287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e36aa2dc96875bfd5b82abe06a8b729f7df64b577820bb701a2925e1006d287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e36aa2dc96875bfd5b82abe06a8b729f7df64b577820bb701a2925e1006d287", kill_on_drop: false }`
[INFO] [stdout] 3e36aa2dc96875bfd5b82abe06a8b729f7df64b577820bb701a2925e1006d287
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdaa70ac6df8d187bd6f8ec8971e1347249faa783241c58a6e5026d7fa5709fe
[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" "cdaa70ac6df8d187bd6f8ec8971e1347249faa783241c58a6e5026d7fa5709fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling x86_64 v0.12.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking bumpalo v3.4.0
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling derive_pod v0.1.0
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]     Checking smallvec v1.5.0
[INFO] [stderr]     Checking libloading v0.6.5
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking vector-trees v0.1.0
[INFO] [stderr]     Checking dataview v0.1.1
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking coarsetime v0.1.16
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking memflow v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.35s
[INFO] running `Command { std: "docker" "inspect" "cdaa70ac6df8d187bd6f8ec8971e1347249faa783241c58a6e5026d7fa5709fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdaa70ac6df8d187bd6f8ec8971e1347249faa783241c58a6e5026d7fa5709fe", kill_on_drop: false }`
[INFO] [stdout] cdaa70ac6df8d187bd6f8ec8971e1347249faa783241c58a6e5026d7fa5709fe