[INFO] cloning repository https://github.com/andrewthauer/hello-wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrewthauer/hello-wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewthauer%2Fhello-wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewthauer%2Fhello-wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa47ae3c683ca6f5e638dc18ab949aac3db3a048
[INFO] checking andrewthauer/hello-wasm against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewthauer%2Fhello-wasm" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrewthauer/hello-wasm on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andrewthauer/hello-wasm
[INFO] finished tweaking git repo https://github.com/andrewthauer/hello-wasm
[INFO] tweaked toml for git repo https://github.com/andrewthauer/hello-wasm written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/andrewthauer/hello-wasm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] ebc1764853b185338530efa22e18fcbd005a90dd704cd1258becba0de7fc6107
[INFO] running `Command { std: "docker" "start" "-a" "ebc1764853b185338530efa22e18fcbd005a90dd704cd1258becba0de7fc6107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebc1764853b185338530efa22e18fcbd005a90dd704cd1258becba0de7fc6107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebc1764853b185338530efa22e18fcbd005a90dd704cd1258becba0de7fc6107", kill_on_drop: false }`
[INFO] [stdout] ebc1764853b185338530efa22e18fcbd005a90dd704cd1258becba0de7fc6107
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51f5ba62ee405ec56f31a03bb68f250cabc6d0eaaaaa77aec761418459ff2d8a
[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" "51f5ba62ee405ec56f31a03bb68f250cabc6d0eaaaaa77aec761418459ff2d8a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: The package `rs_lib` provides no linkable target. The compiler might raise an error while compiling `rs_app`. Consider adding 'dylib' or 'rlib' to key `crate-type` in `rs_lib`'s Cargo.toml. This warning might turn into a hard error in the future.
[INFO] [stderr] warning: The package `rs_lib` provides no linkable target. The compiler might raise an error while compiling `rs_app`. Consider adding 'dylib' or 'rlib' to key `crate-type` in `rs_lib`'s Cargo.toml. This warning might turn into a hard error in the future.
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]     Checking futures v0.1.27
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.45
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.45
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.45
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.45
[INFO] [stderr]     Checking wasm-bindgen v0.2.45
[INFO] [stderr]     Checking js-sys v0.3.22
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking wasm-bindgen-futures v0.3.22
[INFO] [stderr]     Checking wasm-bindgen-test v0.2.45
[INFO] [stderr]     Checking rs-lib v0.1.0 (/opt/rustwide/workdir/rs-lib)
[INFO] [stderr]     Checking rs-app v0.1.0 (/opt/rustwide/workdir/rs-app)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.60s
[INFO] running `Command { std: "docker" "inspect" "51f5ba62ee405ec56f31a03bb68f250cabc6d0eaaaaa77aec761418459ff2d8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51f5ba62ee405ec56f31a03bb68f250cabc6d0eaaaaa77aec761418459ff2d8a", kill_on_drop: false }`
[INFO] [stdout] 51f5ba62ee405ec56f31a03bb68f250cabc6d0eaaaaa77aec761418459ff2d8a