[INFO] cloning repository https://github.com/EmbarkStudios/rustc-compile-time-regress
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EmbarkStudios/rustc-compile-time-regress" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmbarkStudios%2Frustc-compile-time-regress", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmbarkStudios%2Frustc-compile-time-regress'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b68b70265cf79073346c95944aedc7ebc63d56a1
[INFO] documenting EmbarkStudios/rustc-compile-time-regress against 1.99.0-beta.1 for beta-rustdoc-1.99-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmbarkStudios%2Frustc-compile-time-regress" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/EmbarkStudios/rustc-compile-time-regress
[INFO] finished tweaking git repo https://github.com/EmbarkStudios/rustc-compile-time-regress
[INFO] tweaked toml for git repo https://github.com/EmbarkStudios/rustc-compile-time-regress written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/EmbarkStudios/rustc-compile-time-regress on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/EmbarkStudios/rustc-compile-time-regress already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] documenting EmbarkStudios/rustc-compile-time-regress against 1.99.0-beta.1 for beta-rustdoc-1.99-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmbarkStudios%2Frustc-compile-time-regress" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/EmbarkStudios/rustc-compile-time-regress
[INFO] finished tweaking git repo https://github.com/EmbarkStudios/rustc-compile-time-regress
[INFO] tweaked toml for git repo https://github.com/EmbarkStudios/rustc-compile-time-regress written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/EmbarkStudios/rustc-compile-time-regress on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/EmbarkStudios/rustc-compile-time-regress already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d4405c1e7613b30588df64b4d4fa4f0191a2e7ac77ce8866dc8de0570cebc3b3
[INFO] running `Command { std: "docker" "start" "d4405c1e7613b30588df64b4d4fa4f0191a2e7ac77ce8866dc8de0570cebc3b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4405c1e7613b30588df64b4d4fa4f0191a2e7ac77ce8866dc8de0570cebc3b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d4405c1e7613b30588df64b4d4fa4f0191a2e7ac77ce8866dc8de0570cebc3b3" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4405c1e7613b30588df64b4d4fa4f0191a2e7ac77ce8866dc8de0570cebc3b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d4405c1e7613b30588df64b4d4fa4f0191a2e7ac77ce8866dc8de0570cebc3b3" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]  Documenting rustc-nightly-reduction v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.40s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasmtime-jit v0.31.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/rustc_nightly_reduction/index.html
[INFO] running `Command { std: "docker" "inspect" "d4405c1e7613b30588df64b4d4fa4f0191a2e7ac77ce8866dc8de0570cebc3b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d4405c1e7613b30588df64b4d4fa4f0191a2e7ac77ce8866dc8de0570cebc3b3" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]  Documenting rustc-nightly-reduction v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasmtime-jit v0.31.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/rustc_nightly_reduction/index.html
[INFO] running `Command { std: "docker" "inspect" "d4405c1e7613b30588df64b4d4fa4f0191a2e7ac77ce8866dc8de0570cebc3b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4405c1e7613b30588df64b4d4fa4f0191a2e7ac77ce8866dc8de0570cebc3b3", kill_on_drop: false }`
[INFO] [stdout] d4405c1e7613b30588df64b4d4fa4f0191a2e7ac77ce8866dc8de0570cebc3b3
