[INFO] fetching crate tiefdownlib 0.8.1...
[INFO] checking tiefdownlib-0.8.1 against master#ba7e63b63871a429533c189adbfb1d9a6337e000 for pr-135331-1
[INFO] extracting crate tiefdownlib 0.8.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate tiefdownlib 0.8.1
[INFO] finished tweaking crates.io crate tiefdownlib 0.8.1
[INFO] tweaked toml for crates.io crate tiefdownlib 0.8.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tiefdownlib 0.8.1 on toolchain ba7e63b63871a429533c189adbfb1d9a6337e000
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ba7e63b63871a429533c189adbfb1d9a6337e000" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tiefdownlib 0.8.1 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" "+ba7e63b63871a429533c189adbfb1d9a6337e000" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+ba7e63b63871a429533c189adbfb1d9a6337e000" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f94f1db74d098cc831bf9569b95ea4eda6fbeadbf4b63f1e905cac9d72c9be5
[INFO] running `Command { std: "docker" "start" "-a" "1f94f1db74d098cc831bf9569b95ea4eda6fbeadbf4b63f1e905cac9d72c9be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f94f1db74d098cc831bf9569b95ea4eda6fbeadbf4b63f1e905cac9d72c9be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f94f1db74d098cc831bf9569b95ea4eda6fbeadbf4b63f1e905cac9d72c9be5", kill_on_drop: false }`
[INFO] [stdout] 1f94f1db74d098cc831bf9569b95ea4eda6fbeadbf4b63f1e905cac9d72c9be5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+ba7e63b63871a429533c189adbfb1d9a6337e000" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c85708a631df6b37a220d4cfc31d0903d1bf0fa117cab73668db0426ff45cac
[INFO] running `Command { std: "docker" "start" "-a" "3c85708a631df6b37a220d4cfc31d0903d1bf0fa117cab73668db0426ff45cac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.172
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[INFO] [stderr]     Checking linux-raw-sys v0.9.4
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[INFO] [stderr]    Compiling relative-path v1.9.3
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[INFO] [stderr]    Compiling glob v0.3.2
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[INFO] [stderr]     Checking predicates-tree v1.0.12
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[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]    Compiling toml_edit v0.22.26
[INFO] [stderr]    Compiling tiefdownlib v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking regex v1.11.1
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[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]     Checking tempfile v3.19.1
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[INFO] [stderr]     Checking predicates v3.1.3
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[INFO] [stderr]    Compiling synstructure v0.13.2
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[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling futures-macro v0.3.31
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[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
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[INFO] [stderr]     Checking hyper v0.14.32
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[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.24s
[INFO] running `Command { std: "docker" "inspect" "3c85708a631df6b37a220d4cfc31d0903d1bf0fa117cab73668db0426ff45cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c85708a631df6b37a220d4cfc31d0903d1bf0fa117cab73668db0426ff45cac", kill_on_drop: false }`
[INFO] [stdout] 3c85708a631df6b37a220d4cfc31d0903d1bf0fa117cab73668db0426ff45cac