[INFO] fetching crate duperfmt 0.1.1...
[INFO] documenting duperfmt-0.1.1 against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918
[INFO] extracting crate duperfmt 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate duperfmt 0.1.1
[INFO] finished tweaking crates.io crate duperfmt 0.1.1
[INFO] tweaked toml for crates.io crate duperfmt 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate duperfmt 0.1.1 on toolchain a394c9cd9ec93787f09a7ac445b14cc674a94549
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate duperfmt 0.1.1 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" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73eb50f865126f12df459da30c91c6e7c1d0adcb5fcc13fb4412694e1a779597
[INFO] running `Command { std: "docker" "start" "-a" "73eb50f865126f12df459da30c91c6e7c1d0adcb5fcc13fb4412694e1a779597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73eb50f865126f12df459da30c91c6e7c1d0adcb5fcc13fb4412694e1a779597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73eb50f865126f12df459da30c91c6e7c1d0adcb5fcc13fb4412694e1a779597", kill_on_drop: false }`
[INFO] [stdout] 73eb50f865126f12df459da30c91c6e7c1d0adcb5fcc13fb4412694e1a779597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 668265de64cecebc7d9471abfbbc6a3fa40368a47b7e23dab2eeb896197aa3b4
[INFO] running `Command { std: "docker" "start" "-a" "668265de64cecebc7d9471abfbbc6a3fa40368a47b7e23dab2eeb896197aa3b4", kill_on_drop: false }`
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[INFO] [stderr]  Documenting duperfmt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/duperfmt/index.html
[INFO] running `Command { std: "docker" "inspect" "668265de64cecebc7d9471abfbbc6a3fa40368a47b7e23dab2eeb896197aa3b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "668265de64cecebc7d9471abfbbc6a3fa40368a47b7e23dab2eeb896197aa3b4", kill_on_drop: false }`
[INFO] [stdout] 668265de64cecebc7d9471abfbbc6a3fa40368a47b7e23dab2eeb896197aa3b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ae82c15e645dc1545cb1f259e2f5993d3c466ca984cd61f4ad14ecf2ad9b43f
[INFO] running `Command { std: "docker" "start" "-a" "4ae82c15e645dc1545cb1f259e2f5993d3c466ca984cd61f4ad14ecf2ad9b43f", kill_on_drop: false }`
[INFO] [stderr]  Documenting duperfmt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.10s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/duperfmt/index.html
[INFO] running `Command { std: "docker" "inspect" "4ae82c15e645dc1545cb1f259e2f5993d3c466ca984cd61f4ad14ecf2ad9b43f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ae82c15e645dc1545cb1f259e2f5993d3c466ca984cd61f4ad14ecf2ad9b43f", kill_on_drop: false }`
[INFO] [stdout] 4ae82c15e645dc1545cb1f259e2f5993d3c466ca984cd61f4ad14ecf2ad9b43f