[INFO] fetching crate nu 0.22.0...
[INFO] checking nu-0.22.0 against beta for pr-78714
[INFO] extracting crate nu 0.22.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate nu 0.22.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu 0.22.0
[INFO] finished tweaking crates.io crate nu 0.22.0
[INFO] tweaked toml for crates.io crate nu 0.22.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate nu 0.22.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdcbb9fc5c1a938caa7c5485c3bbbec92aebd6a5d0cc6bc8e376a09b2b3caf59
[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" "fdcbb9fc5c1a938caa7c5485c3bbbec92aebd6a5d0cc6bc8e376a09b2b3caf59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdcbb9fc5c1a938caa7c5485c3bbbec92aebd6a5d0cc6bc8e376a09b2b3caf59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdcbb9fc5c1a938caa7c5485c3bbbec92aebd6a5d0cc6bc8e376a09b2b3caf59", kill_on_drop: false }`
[INFO] [stdout] fdcbb9fc5c1a938caa7c5485c3bbbec92aebd6a5d0cc6bc8e376a09b2b3caf59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91312ab66f59a6c499a845ac1e8d679611822744f356523aec5741941b9c1abb
[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" "91312ab66f59a6c499a845ac1e8d679611822744f356523aec5741941b9c1abb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking fastrand v1.3.4
[INFO] [stderr]     Checking waker-fn v1.0.0
[INFO] [stderr]     Checking event-listener v2.4.0
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]    Compiling heim-common v0.1.0-beta.1
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling heim-host v0.1.0-beta.1
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]     Checking platforms v0.2.1
[INFO] [stderr]     Checking macaddr v1.0.1
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]     Checking vec-arena v0.5.2
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]     Checking std_prelude v0.2.12
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]    Compiling battery v0.7.6
[INFO] [stderr]     Checking result v1.0.0
[INFO] [stderr]     Checking xmlparser v0.13.2
[INFO] [stderr]     Checking shell-words v1.0.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking wild v2.0.4
[INFO] [stderr]     Checking umask v1.0.0
[INFO] [stderr]     Checking pretty-hex v0.2.0
[INFO] [stderr]     Checking filesize v0.2.0
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking nu-table v0.22.0
[INFO] [stderr]     Checking byte-unit v4.0.9
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking async-mutex v1.1.5
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking miniz_oxide v0.4.1
[INFO] [stderr]     Checking tint v1.0.1
[INFO] [stderr]     Checking path_abs v0.5.0
[INFO] [stderr]     Checking meval v0.2.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking async-channel v1.4.0
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking rust-embed-utils v5.0.0
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.0
[INFO] [stderr]     Checking roxmltree v0.13.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking content_inspector v0.2.4
[INFO] [stderr]     Checking quick-xml v0.18.1
[INFO] [stderr]     Checking sluice v0.4.2
[INFO] [stderr]     Checking quick-xml v0.17.2
[INFO] [stderr]     Checking codepage v0.1.1
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking uom v0.29.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.3
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]     Checking eml-parser v0.1.0
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking blocking v0.4.7
[INFO] [stderr]     Checking blocking v0.5.2
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking polling v0.1.5
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking users v0.10.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking rayon-core v1.8.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking directories v3.0.1
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking dirs-next v1.0.1
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stderr]     Checking shellexpand v2.0.0
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]     Checking uom v0.28.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.19
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]    Compiling libgit2-sys v0.12.13+1.0.1
[INFO] [stderr] error: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.17.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=ba9a4ed912f7aee6 -C extra-filename=-ba9a4ed912f7aee6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-e1a9b9121eac1683.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-b31c81520e08f43a.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-07b74124a1652f97.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-0ccfc045111cba9c.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "91312ab66f59a6c499a845ac1e8d679611822744f356523aec5741941b9c1abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91312ab66f59a6c499a845ac1e8d679611822744f356523aec5741941b9c1abb", kill_on_drop: false }`
[INFO] [stdout] 91312ab66f59a6c499a845ac1e8d679611822744f356523aec5741941b9c1abb