[INFO] fetching crate babycat 0.0.6...
[INFO] checking babycat-0.0.6 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate babycat 0.0.6 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate babycat 0.0.6 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate babycat 0.0.6
[INFO] finished tweaking crates.io crate babycat 0.0.6
[INFO] tweaked toml for crates.io crate babycat 0.0.6 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate babycat 0.0.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.13.2
[INFO] [stderr]   Downloaded pyo3-macros v0.13.2
[INFO] [stderr]   Downloaded numpy v0.13.2
[INFO] [stderr]   Downloaded pyo3 v0.13.2
[INFO] [stderr]   Downloaded symphonia-core v0.3.0
[INFO] [stderr]   Downloaded symphonia-utils-xiph v0.3.0
[INFO] [stderr]   Downloaded symphonia-format-ogg v0.3.0
[INFO] [stderr]   Downloaded symphonia-codec-pcm v0.3.0
[INFO] [stderr]   Downloaded samplerate v0.2.4
[INFO] [stderr]   Downloaded symphonia-bundle-flac v0.3.0
[INFO] [stderr]   Downloaded symphonia-format-isomp4 v0.3.0
[INFO] [stderr]   Downloaded symphonia-bundle-mp3 v0.3.0
[INFO] [stderr]   Downloaded symphonia-metadata v0.3.0
[INFO] [stderr]   Downloaded symphonia-codec-aac v0.3.0
[INFO] [stderr]   Downloaded symphonia-format-wav v0.3.0
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.24
[INFO] [stderr]   Downloaded arrayvec v0.6.1
[INFO] [stderr]   Downloaded symphonia v0.3.0
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.24
[INFO] [stderr]   Downloaded libsamplerate-sys v0.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41b90999425c7728a7fc35c5d9fa469bda65b3859544d6d07d4e8c25b62d83c2
[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" "41b90999425c7728a7fc35c5d9fa469bda65b3859544d6d07d4e8c25b62d83c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41b90999425c7728a7fc35c5d9fa469bda65b3859544d6d07d4e8c25b62d83c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41b90999425c7728a7fc35c5d9fa469bda65b3859544d6d07d4e8c25b62d83c2", kill_on_drop: false }`
[INFO] [stdout] 41b90999425c7728a7fc35c5d9fa469bda65b3859544d6d07d4e8c25b62d83c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 154a320c8be5fd772127435c54ff5889b88747b7b20cf6e13d8f1fee1418afe2
[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" "154a320c8be5fd772127435c54ff5889b88747b7b20cf6e13d8f1fee1418afe2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking arrayvec v0.6.1
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.74
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.24
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling libsamplerate-sys v0.1.10
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking samplerate v0.2.4
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking symphonia-core v0.3.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking symphonia-metadata v0.3.0
[INFO] [stderr]     Checking symphonia-codec-aac v0.3.0
[INFO] [stderr]     Checking symphonia-codec-pcm v0.3.0
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]     Checking symphonia-utils-xiph v0.3.0
[INFO] [stderr]     Checking symphonia-format-wav v0.3.0
[INFO] [stderr]     Checking symphonia-bundle-mp3 v0.3.0
[INFO] [stderr]     Checking symphonia-format-isomp4 v0.3.0
[INFO] [stderr]     Checking symphonia-format-ogg v0.3.0
[INFO] [stderr]     Checking symphonia-bundle-flac v0.3.0
[INFO] [stderr]     Checking symphonia v0.3.0
[INFO] [stderr]     Checking babycat v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.74
[INFO] [stderr]     Checking js-sys v0.3.51
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.24
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.24
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.77s
[INFO] running `Command { std: "docker" "inspect" "154a320c8be5fd772127435c54ff5889b88747b7b20cf6e13d8f1fee1418afe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "154a320c8be5fd772127435c54ff5889b88747b7b20cf6e13d8f1fee1418afe2", kill_on_drop: false }`
[INFO] [stdout] 154a320c8be5fd772127435c54ff5889b88747b7b20cf6e13d8f1fee1418afe2