[INFO] fetching crate nu_plugin_sys 0.20.0...
[INFO] checking nu_plugin_sys-0.20.0 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate nu_plugin_sys 0.20.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate nu_plugin_sys 0.20.0 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu_plugin_sys 0.20.0
[INFO] finished tweaking crates.io crate nu_plugin_sys 0.20.0
[INFO] tweaked toml for crates.io crate nu_plugin_sys 0.20.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate nu_plugin_sys 0.20.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded heim-common v0.1.0-beta.1
[INFO] [stderr]   Downloaded heim-cpu v0.1.0-beta.3
[INFO] [stderr]   Downloaded pin-project-internal v0.4.23
[INFO] [stderr]   Downloaded heim-host v0.1.0-beta.1
[INFO] [stderr]   Downloaded macaddr v1.0.1
[INFO] [stderr]   Downloaded pin-project v0.4.23
[INFO] [stderr]   Downloaded uom v0.29.0
[INFO] [stderr]   Downloaded battery v0.7.6
[INFO] [stderr]   Downloaded heim-memory v0.1.0-beta.1
[INFO] [stderr]   Downloaded heim-net v0.1.0-beta.2
[INFO] [stderr]   Downloaded uom v0.28.0
[INFO] [stderr]   Downloaded heim-runtime v0.1.0-beta.1
[INFO] [stderr]   Downloaded heim v0.1.0-beta.3
[INFO] [stderr]   Downloaded platforms v0.2.1
[INFO] [stderr]   Downloaded version-sync v0.9.1
[INFO] [stderr]   Downloaded heim-sensors v0.1.0-beta.1
[INFO] [stderr]   Downloaded pulldown-cmark v0.7.2
[INFO] [stderr]   Downloaded heim-disk v0.1.0-beta.1
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ece52a9b7910dd794cf93e4bc7a5193fcb8519dbe2877b9ef136ce7bc7c7950b
[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" "ece52a9b7910dd794cf93e4bc7a5193fcb8519dbe2877b9ef136ce7bc7c7950b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ece52a9b7910dd794cf93e4bc7a5193fcb8519dbe2877b9ef136ce7bc7c7950b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ece52a9b7910dd794cf93e4bc7a5193fcb8519dbe2877b9ef136ce7bc7c7950b", kill_on_drop: false }`
[INFO] [stdout] ece52a9b7910dd794cf93e4bc7a5193fcb8519dbe2877b9ef136ce7bc7c7950b
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] feb78f14da68b79cd391fb980571a36ab6716c34648d629e902023399e5bcfeb
[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" "feb78f14da68b79cd391fb980571a36ab6716c34648d629e902023399e5bcfeb", 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] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.3.5
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]    Compiling heim-common v0.1.0-beta.1
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling heim-host v0.1.0-beta.1
[INFO] [stderr]    Compiling battery v0.7.6
[INFO] [stderr]     Checking platforms v0.2.1
[INFO] [stderr]     Checking macaddr v1.0.1
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking async-channel v1.4.2
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking blocking v0.4.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking uom v0.28.0
[INFO] [stderr]     Checking uom v0.29.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking num-bigint v0.3.0
[INFO] [stderr]     Checking rust-stemmers v1.2.0
[INFO] [stderr]     Checking codespan-reporting v0.9.5
[INFO] [stderr]     Checking nu-source v0.20.0
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking indexmap v1.6.0
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking version-sync v0.9.1
[INFO] [stderr]     Checking bigdecimal v0.2.0
[INFO] [stderr]     Checking heim-runtime v0.1.0-beta.1
[INFO] [stderr]     Checking nu-errors v0.20.0
[INFO] [stderr]     Checking natural v0.5.0
[INFO] [stderr]     Checking nu-protocol v0.20.0
[INFO] [stderr]     Checking nu-value-ext v0.20.0
[INFO] [stderr]     Checking nu-plugin v0.20.0
[INFO] [stderr]     Checking heim-memory v0.1.0-beta.1
[INFO] [stderr]     Checking heim-sensors v0.1.0-beta.1
[INFO] [stderr]     Checking heim-cpu v0.1.0-beta.3
[INFO] [stderr]     Checking heim-disk v0.1.0-beta.1
[INFO] [stderr]     Checking heim-net v0.1.0-beta.2
[INFO] [stderr]     Checking heim v0.1.0-beta.3
[INFO] [stderr]     Checking nu_plugin_sys v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 32s
[INFO] running `Command { std: "docker" "inspect" "feb78f14da68b79cd391fb980571a36ab6716c34648d629e902023399e5bcfeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feb78f14da68b79cd391fb980571a36ab6716c34648d629e902023399e5bcfeb", kill_on_drop: false }`
[INFO] [stdout] feb78f14da68b79cd391fb980571a36ab6716c34648d629e902023399e5bcfeb