[INFO] fetching crate enqueue-email 0.1.0...
[INFO] checking enqueue-email-0.1.0 against beta for pr-78714
[INFO] extracting crate enqueue-email 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate enqueue-email 0.1.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enqueue-email 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate enqueue-email 0.1.0
[INFO] tweaked toml for crates.io crate enqueue-email 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate enqueue-email 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 595e6dc72a9227a891f5a873e02c76ee4cc31b855fb898c518823119740ec0e1
[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" "595e6dc72a9227a891f5a873e02c76ee4cc31b855fb898c518823119740ec0e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "595e6dc72a9227a891f5a873e02c76ee4cc31b855fb898c518823119740ec0e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "595e6dc72a9227a891f5a873e02c76ee4cc31b855fb898c518823119740ec0e1", kill_on_drop: false }`
[INFO] [stdout] 595e6dc72a9227a891f5a873e02c76ee4cc31b855fb898c518823119740ec0e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e46373de3a1fd64effd44ac3ec1e30e8660ba0351ac8dfe566f5694f895c0e2
[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" "0e46373de3a1fd64effd44ac3ec1e30e8660ba0351ac8dfe566f5694f895c0e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
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[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.63
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.63
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
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[INFO] [stderr]    Compiling openssl-sys v0.9.58
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[INFO] [stderr]    Compiling libssh2-sys v0.2.18
[INFO] [stderr]    Compiling libgit2-sys v0.12.7+1.0.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.63
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[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.63
[INFO] [stderr]     Checking webpki v0.21.3
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[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
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[INFO] [stderr]    Compiling structopt-derive v0.4.8
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[INFO] [stderr]     Checking pin-project v0.4.22
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[INFO] [stderr]     Checking serde v1.0.114
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[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking humantime-serde v1.0.0
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[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking coveralls-api v0.5.0
[INFO] [stderr]     Checking cargo_metadata v0.10.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cargo-tarpaulin v0.14.1
[INFO] [stderr]     Checking addr2line v0.12.2
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]     Checking error-chain v0.12.2
[INFO] [stderr]     Checking serde_qs v0.6.1
[INFO] [stderr]     Checking http-types v2.2.1
[INFO] [stderr]     Checking enqueue-email v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 45s
[INFO] running `Command { std: "docker" "inspect" "0e46373de3a1fd64effd44ac3ec1e30e8660ba0351ac8dfe566f5694f895c0e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e46373de3a1fd64effd44ac3ec1e30e8660ba0351ac8dfe566f5694f895c0e2", kill_on_drop: false }`
[INFO] [stdout] 0e46373de3a1fd64effd44ac3ec1e30e8660ba0351ac8dfe566f5694f895c0e2