[INFO] fetching crate nj-derive 3.0.0...
[INFO] testing nj-derive-3.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate nj-derive 3.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate nj-derive 3.0.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nj-derive 3.0.0
[INFO] finished tweaking crates.io crate nj-derive 3.0.0
[INFO] tweaked toml for crates.io crate nj-derive 3.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9dcaf7ec2b3734b4dfab91eff53cc439f9b24595dbc1ba64a76802ca3028dc2b
[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" "9dcaf7ec2b3734b4dfab91eff53cc439f9b24595dbc1ba64a76802ca3028dc2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9dcaf7ec2b3734b4dfab91eff53cc439f9b24595dbc1ba64a76802ca3028dc2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dcaf7ec2b3734b4dfab91eff53cc439f9b24595dbc1ba64a76802ca3028dc2b", kill_on_drop: false }`
[INFO] [stdout] 9dcaf7ec2b3734b4dfab91eff53cc439f9b24595dbc1ba64a76802ca3028dc2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a36cfe2e27d148ea8a3da3b685443de03810aae0679940ee1042ea4ecaf493f
[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" "6a36cfe2e27d148ea8a3da3b685443de03810aae0679940ee1042ea4ecaf493f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling nj-derive v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.68s
[INFO] running `Command { std: "docker" "inspect" "6a36cfe2e27d148ea8a3da3b685443de03810aae0679940ee1042ea4ecaf493f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a36cfe2e27d148ea8a3da3b685443de03810aae0679940ee1042ea4ecaf493f", kill_on_drop: false }`
[INFO] [stdout] 6a36cfe2e27d148ea8a3da3b685443de03810aae0679940ee1042ea4ecaf493f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49c333a049d7d63e394d7a0f4e5c26f03ab6864c52c6f6cae8ed7bc2cf878175
[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" "49c333a049d7d63e394d7a0f4e5c26f03ab6864c52c6f6cae8ed7bc2cf878175", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling smallvec v1.6.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling sharded-slab v0.1.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling async-process v1.0.1
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling tracing-subscriber v0.2.15
[INFO] [stderr]    Compiling flv-util v0.4.0
[INFO] [stderr]    Compiling flv-future-aio v2.4.2
[INFO] [stderr]    Compiling nj-derive v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `trybuild`
[INFO] [stdout]  --> tests/parse.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let t = trybuild::TestCases::check_only();
[INFO] [stdout]   |             ^^^^^^^^ use of undeclared crate or module `trybuild`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nj-derive`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "49c333a049d7d63e394d7a0f4e5c26f03ab6864c52c6f6cae8ed7bc2cf878175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49c333a049d7d63e394d7a0f4e5c26f03ab6864c52c6f6cae8ed7bc2cf878175", kill_on_drop: false }`
[INFO] [stdout] 49c333a049d7d63e394d7a0f4e5c26f03ab6864c52c6f6cae8ed7bc2cf878175