[INFO] cloning repository https://github.com/ashleygwilliams/303-repro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ashleygwilliams/303-repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashleygwilliams%2F303-repro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashleygwilliams%2F303-repro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24f5bcf84f99839d435ec384bc5b3d974d318732
[INFO] checking ashleygwilliams/303-repro against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashleygwilliams%2F303-repro" "/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/ashleygwilliams/303-repro on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ashleygwilliams/303-repro
[INFO] finished tweaking git repo https://github.com/ashleygwilliams/303-repro
[INFO] tweaked toml for git repo https://github.com/ashleygwilliams/303-repro written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ashleygwilliams/303-repro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v0.6.8
[INFO] [stderr]   Downloaded ryu v0.2.6
[INFO] [stderr]   Downloaded version_check v0.1.4
[INFO] [stderr]   Downloaded itoa v0.4.3
[INFO] [stderr]   Downloaded serde v1.0.79
[INFO] [stderr]   Downloaded serde_json v1.0.27
[INFO] [stderr]   Downloaded syn v0.15.4
[INFO] [stderr]   Downloaded serde_derive v1.0.79
[INFO] [stderr]   Downloaded proc-macro2 v0.4.19
[INFO] [stderr]   Downloaded lazy_static v1.1.0
[INFO] [stderr]   Downloaded cfg-if v0.1.5
[INFO] [stderr]   Downloaded log v0.4.5
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.21
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.21
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.21
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.21
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.21
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b661b42d8ed3e65f5cbff4918bebd049528221e98d39d1ba9a89b2b9f6ad893
[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" "3b661b42d8ed3e65f5cbff4918bebd049528221e98d39d1ba9a89b2b9f6ad893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b661b42d8ed3e65f5cbff4918bebd049528221e98d39d1ba9a89b2b9f6ad893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b661b42d8ed3e65f5cbff4918bebd049528221e98d39d1ba9a89b2b9f6ad893", kill_on_drop: false }`
[INFO] [stdout] 3b661b42d8ed3e65f5cbff4918bebd049528221e98d39d1ba9a89b2b9f6ad893
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62ab962b5751cd1386feca306c0c6fce8d1d0dbf9a0acda5c4bfaa946ec2bcca
[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" "62ab962b5751cd1386feca306c0c6fce8d1d0dbf9a0acda5c4bfaa946ec2bcca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.21
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen v0.2.21
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]    Compiling serde_json v1.0.27
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.21
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.21
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.21
[INFO] [stderr]     Checking my-wasm-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.35s
[INFO] running `Command { std: "docker" "inspect" "62ab962b5751cd1386feca306c0c6fce8d1d0dbf9a0acda5c4bfaa946ec2bcca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62ab962b5751cd1386feca306c0c6fce8d1d0dbf9a0acda5c4bfaa946ec2bcca", kill_on_drop: false }`
[INFO] [stdout] 62ab962b5751cd1386feca306c0c6fce8d1d0dbf9a0acda5c4bfaa946ec2bcca