[INFO] fetching crate nj-core 4.1.2...
[INFO] testing nj-core-4.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate nj-core 4.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate nj-core 4.1.2 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-core 4.1.2
[INFO] finished tweaking crates.io crate nj-core 4.1.2
[INFO] tweaked toml for crates.io crate nj-core 4.1.2 written to /workspace/builds/worker-1/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 9311e5dd8c62654e5bf2272d1ceaf93ef0d96216ea7300d00dc9ec35d86909b6
[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" "9311e5dd8c62654e5bf2272d1ceaf93ef0d96216ea7300d00dc9ec35d86909b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9311e5dd8c62654e5bf2272d1ceaf93ef0d96216ea7300d00dc9ec35d86909b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9311e5dd8c62654e5bf2272d1ceaf93ef0d96216ea7300d00dc9ec35d86909b6", kill_on_drop: false }`
[INFO] [stdout] 9311e5dd8c62654e5bf2272d1ceaf93ef0d96216ea7300d00dc9ec35d86909b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 5293dc6e6a148bf4cb4251873b73885d3370261a785d38c7b33b362dd5f0acb4
[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" "5293dc6e6a148bf4cb4251873b73885d3370261a785d38c7b33b362dd5f0acb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling inventory v0.1.10
[INFO] [stderr]    Compiling smallvec v1.6.0
[INFO] [stderr]    Compiling nj-sys v3.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling sharded-slab v0.1.0
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling ctor v0.1.17
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling tracing-subscriber v0.2.15
[INFO] [stderr]    Compiling fluvio-future v0.1.13
[INFO] [stderr]    Compiling nj-core v4.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static variable `_module` should have an upper case name
[INFO] [stdout]   --> src/module.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |     static mut _module: napi_module = napi_module {
[INFO] [stdout]    |                ^^^^^^^ help: convert the identifier to upper case: `_MODULE`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `Command { std: "docker" "inspect" "5293dc6e6a148bf4cb4251873b73885d3370261a785d38c7b33b362dd5f0acb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5293dc6e6a148bf4cb4251873b73885d3370261a785d38c7b33b362dd5f0acb4", kill_on_drop: false }`
[INFO] [stdout] 5293dc6e6a148bf4cb4251873b73885d3370261a785d38c7b33b362dd5f0acb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cf63e07441a43170ebe765953b6f83934aef251aaac9d7e44d29cdd86fcd6b90
[INFO] running `Command { std: "docker" "start" "-a" "cf63e07441a43170ebe765953b6f83934aef251aaac9d7e44d29cdd86fcd6b90", kill_on_drop: false }`
[INFO] [stdout] warning: static variable `_module` should have an upper case name
[INFO] [stdout]   --> src/module.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |     static mut _module: napi_module = napi_module {
[INFO] [stdout]    |                ^^^^^^^ help: convert the identifier to upper case: `_MODULE`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "cf63e07441a43170ebe765953b6f83934aef251aaac9d7e44d29cdd86fcd6b90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf63e07441a43170ebe765953b6f83934aef251aaac9d7e44d29cdd86fcd6b90", kill_on_drop: false }`
[INFO] [stdout] cf63e07441a43170ebe765953b6f83934aef251aaac9d7e44d29cdd86fcd6b90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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", kill_on_drop: false }`
[INFO] [stdout] c4edebe14b42908b36e17023ea2dd26f0d0fee8f3419c946554d59949080f0ab
[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" "c4edebe14b42908b36e17023ea2dd26f0d0fee8f3419c946554d59949080f0ab", kill_on_drop: false }`
[INFO] [stderr] warning: static variable `_module` should have an upper case name
[INFO] [stderr]   --> src/module.rs:74:16
[INFO] [stderr]    |
[INFO] [stderr] 74 |     static mut _module: napi_module = napi_module {
[INFO] [stderr]    |                ^^^^^^^ help: convert the identifier to upper case: `_MODULE`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]    Doc-tests nj-core
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/buffer.rs - buffer::JSArrayBuffer (line 96) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/buffer.rs - buffer::JSArrayBuffer (line 96) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `node_bindgen`
[INFO] [stdout]  --> src/buffer.rs:97:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use node_bindgen::derive::node_bindgen;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `node_bindgen`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `node_bindgen`
[INFO] [stdout]  --> src/buffer.rs:98:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use node_bindgen::core::buffer::JSArrayBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `node_bindgen`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `node_bindgen::core::buffer::JSArrayBuffer`
[INFO] [stdout]  --> src/buffer.rs:98:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use node_bindgen::core::buffer::JSArrayBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `node_bindgen` in this scope
[INFO] [stdout]  --> src/buffer.rs:100:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[node_bindgen]
[INFO] [stdout]   |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `JSArrayBuffer` in this scope
[INFO] [stdout]  --> src/buffer.rs:101:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn hello(data: JSArrayBuffer) -> Result<String, NjError> {
[INFO] [stdout]   |                ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use nj_core::buffer::JSArrayBuffer;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NjError` in this scope
[INFO] [stdout]  --> src/buffer.rs:101:49
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn hello(data: JSArrayBuffer) -> Result<String, NjError> {
[INFO] [stdout]   |                                                 ^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 2 | use nj_core::NjError;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/buffer.rs - buffer::JSArrayBuffer (line 96)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "c4edebe14b42908b36e17023ea2dd26f0d0fee8f3419c946554d59949080f0ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4edebe14b42908b36e17023ea2dd26f0d0fee8f3419c946554d59949080f0ab", kill_on_drop: false }`
[INFO] [stdout] c4edebe14b42908b36e17023ea2dd26f0d0fee8f3419c946554d59949080f0ab