[INFO] fetching crate nj-derive 2.0.1...
[INFO] checking nj-derive-2.0.1 against master#d902752866cbbdb331e3cf28ff6bba86ab0f6c62 for pr-77271
[INFO] extracting crate nj-derive 2.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate nj-derive 2.0.1 on toolchain d902752866cbbdb331e3cf28ff6bba86ab0f6c62
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nj-derive 2.0.1
[INFO] finished tweaking crates.io crate nj-derive 2.0.1
[INFO] tweaked toml for crates.io crate nj-derive 2.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "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" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "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] 76a62d43150625d1306c47d6fe0515d35786a9ffd9139ee4299214e1b34fbcb6
[INFO] running `Command { std: "docker" "start" "-a" "76a62d43150625d1306c47d6fe0515d35786a9ffd9139ee4299214e1b34fbcb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76a62d43150625d1306c47d6fe0515d35786a9ffd9139ee4299214e1b34fbcb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76a62d43150625d1306c47d6fe0515d35786a9ffd9139ee4299214e1b34fbcb6", kill_on_drop: false }`
[INFO] [stdout] 76a62d43150625d1306c47d6fe0515d35786a9ffd9139ee4299214e1b34fbcb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f4e24ad72c51883ae4667e6a825337b353464e68f2184763f11da31ff75761e
[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" "9f4e24ad72c51883ae4667e6a825337b353464e68f2184763f11da31ff75761e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling pin-project-internal v0.4.24
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking sharded-slab v0.0.9
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking proc-macro2 v1.0.23
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking syn v1.0.42
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking nb-connect v1.0.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking polling v1.1.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking async-io v1.1.5
[INFO] [stderr]     Checking chrono v0.4.18
[INFO] [stderr]     Checking pin-project v0.4.24
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking async-global-executor v1.3.0
[INFO] [stderr]    Compiling nj-derive v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking async-std v1.6.5
[INFO] [stderr]     Checking tracing-subscriber v0.2.12
[INFO] [stderr]     Checking flv-util v0.4.0
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking flv-future-aio v2.4.2
[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" "9f4e24ad72c51883ae4667e6a825337b353464e68f2184763f11da31ff75761e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f4e24ad72c51883ae4667e6a825337b353464e68f2184763f11da31ff75761e", kill_on_drop: false }`
[INFO] [stdout] 9f4e24ad72c51883ae4667e6a825337b353464e68f2184763f11da31ff75761e