[INFO] fetching crate nu-test-support 0.16.0...
[INFO] checking nu-test-support-0.16.0 against try#5fdfba63a96c5e8ae0ebf6b8b66853110277087d for pr-73166
[INFO] extracting crate nu-test-support 0.16.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate nu-test-support 0.16.0 on toolchain 5fdfba63a96c5e8ae0ebf6b8b66853110277087d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu-test-support 0.16.0
[INFO] finished tweaking crates.io crate nu-test-support 0.16.0
[INFO] tweaked toml for crates.io crate nu-test-support 0.16.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 80f438465573dc3d54794bebafd4fea76ec4f00f3142d72a5a5f989e04278c50
[INFO] running `Command { std: "docker" "start" "-a" "80f438465573dc3d54794bebafd4fea76ec4f00f3142d72a5a5f989e04278c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80f438465573dc3d54794bebafd4fea76ec4f00f3142d72a5a5f989e04278c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80f438465573dc3d54794bebafd4fea76ec4f00f3142d72a5a5f989e04278c50", kill_on_drop: false }`
[INFO] [stdout] 80f438465573dc3d54794bebafd4fea76ec4f00f3142d72a5a5f989e04278c50
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ac1fa6aa04398151391e42c90e70064cb6650235c7b9fe71ca72b8e95587273
[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" "9ac1fa6aa04398151391e42c90e70064cb6650235c7b9fe71ca72b8e95587273", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking shellexpand v2.0.0
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling inventory-impl v0.1.7
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling ctor v0.1.15
[INFO] [stderr]    Compiling typetag-impl v0.1.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]     Checking inventory v0.1.7
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking codespan-reporting v0.9.5
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking erased-serde v0.3.12
[INFO] [stderr]     Checking rust-stemmers v1.2.0
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking typetag v0.1.5
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]    Compiling nu-build v0.16.0
[INFO] [stderr]     Checking natural v0.5.0
[INFO] [stderr]    Compiling nu-source v0.16.0
[INFO] [stderr]    Compiling nu-errors v0.16.0
[INFO] [stderr]    Compiling nu-protocol v0.16.0
[INFO] [stderr]    Compiling nu-test-support v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `nu-protocol v0.16.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/nu-protocol-08569f5b7d3fd9f7/build-script-build` (exit code: 1)
[INFO] [stderr] --- stderr
[INFO] [stderr] Error: Error("EOF while parsing a value", line: 1, column: 0)
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9ac1fa6aa04398151391e42c90e70064cb6650235c7b9fe71ca72b8e95587273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac1fa6aa04398151391e42c90e70064cb6650235c7b9fe71ca72b8e95587273", kill_on_drop: false }`
[INFO] [stdout] 9ac1fa6aa04398151391e42c90e70064cb6650235c7b9fe71ca72b8e95587273