[INFO] fetching crate mogwai 0.2.2...
[INFO] testing mogwai-0.2.2 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate mogwai 0.2.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mogwai 0.2.2 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mogwai 0.2.2
[INFO] finished tweaking crates.io crate mogwai 0.2.2
[INFO] tweaked toml for crates.io crate mogwai 0.2.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0d24669b0e63185e44982925ad84135ee6e3b113b88a8af3fd73d188b6a35d85
[INFO] running `"docker" "start" "-a" "0d24669b0e63185e44982925ad84135ee6e3b113b88a8af3fd73d188b6a35d85"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.63
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.63
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.63
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.63
[INFO] [stderr]    Compiling js-sys v0.3.40
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling web-sys v0.3.40
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.13
[INFO] [stderr]    Compiling console_log v0.1.2
[INFO] [stderr]    Compiling mogwai v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.45s
[INFO] running `"docker" "inspect" "0d24669b0e63185e44982925ad84135ee6e3b113b88a8af3fd73d188b6a35d85"`
[INFO] running `"docker" "rm" "-f" "0d24669b0e63185e44982925ad84135ee6e3b113b88a8af3fd73d188b6a35d85"`
[INFO] [stdout] 0d24669b0e63185e44982925ad84135ee6e3b113b88a8af3fd73d188b6a35d85
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 676bc19655e43f0197610573d3fcb8344a61aa75b590668abbd4b6a0b78c7864
[INFO] running `"docker" "start" "-a" "676bc19655e43f0197610573d3fcb8344a61aa75b590668abbd4b6a0b78c7864"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.13
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling wasm-bindgen-test v0.3.13
[INFO] [stderr]    Compiling mogwai v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.38s
[INFO] running `"docker" "inspect" "676bc19655e43f0197610573d3fcb8344a61aa75b590668abbd4b6a0b78c7864"`
[INFO] running `"docker" "rm" "-f" "676bc19655e43f0197610573d3fcb8344a61aa75b590668abbd4b6a0b78c7864"`
[INFO] [stdout] 676bc19655e43f0197610573d3fcb8344a61aa75b590668abbd4b6a0b78c7864
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] d4ba0a7cb845d63a597d15605ac8c5a0d6ded9880e73d20c6dcff8facbca2717
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d4ba0a7cb845d63a597d15605ac8c5a0d6ded9880e73d20c6dcff8facbca2717"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mogwai-aad01f48dca98baa
[INFO] [stderr]    Doc-tests mogwai
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test txrx::instant_txrx::branch_map ... ok
[INFO] [stdout] test txrx::range::range ... ok
[INFO] [stdout] test txrx::instant_txrx::txrx_test ... ok
[INFO] [stdout] test txrx::instant_txrx::wire_txrx ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: couldn't read /opt/rustwide/workdir/src/../../README.md: No such file or directory (os error 2)
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | doc_comment::doctest!("../../README.md");
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `(/*ERROR*/)`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | doc_comment::doctest!("../../README.md");
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "d4ba0a7cb845d63a597d15605ac8c5a0d6ded9880e73d20c6dcff8facbca2717"`
[INFO] running `"docker" "rm" "-f" "d4ba0a7cb845d63a597d15605ac8c5a0d6ded9880e73d20c6dcff8facbca2717"`
[INFO] [stdout] d4ba0a7cb845d63a597d15605ac8c5a0d6ded9880e73d20c6dcff8facbca2717