[INFO] fetching crate msolve 0.6.0...
[INFO] documenting msolve-0.6.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate msolve 0.6.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate msolve 0.6.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate msolve 0.6.0
[INFO] finished tweaking crates.io crate msolve 0.6.0
[INFO] tweaked toml for crates.io crate msolve 0.6.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate msolve 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck_macros v0.9.1
[INFO] [stderr]   Downloaded cast v0.2.3
[INFO] [stderr]   Downloaded criterion v0.3.3
[INFO] [stderr]   Downloaded oorandom v11.1.2
[INFO] [stderr]   Downloaded tinytemplate v1.1.0
[INFO] [stderr]   Downloaded clap v2.33.1
[INFO] [stderr]   Downloaded plotters v0.2.15
[INFO] [stderr]   Downloaded sudoku v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2be00f7423367f3321c13080e692c7921fd1da99841487db87b6032e88436a8
[INFO] running `Command { std: "docker" "start" "-a" "b2be00f7423367f3321c13080e692c7921fd1da99841487db87b6032e88436a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2be00f7423367f3321c13080e692c7921fd1da99841487db87b6032e88436a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2be00f7423367f3321c13080e692c7921fd1da99841487db87b6032e88436a8", kill_on_drop: false }`
[INFO] [stdout] b2be00f7423367f3321c13080e692c7921fd1da99841487db87b6032e88436a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9399bc667d55ea021f76ef1e309c42aa43e6e6275faba67f60ecc68be6f7a34
[INFO] running `Command { std: "docker" "start" "-a" "e9399bc667d55ea021f76ef1e309c42aa43e6e6275faba67f60ecc68be6f7a34", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]  Documenting msolve v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 4.07s
[INFO] running `Command { std: "docker" "inspect" "e9399bc667d55ea021f76ef1e309c42aa43e6e6275faba67f60ecc68be6f7a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9399bc667d55ea021f76ef1e309c42aa43e6e6275faba67f60ecc68be6f7a34", kill_on_drop: false }`
[INFO] [stdout] e9399bc667d55ea021f76ef1e309c42aa43e6e6275faba67f60ecc68be6f7a34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 9c43be8ea25e0c081ad555c07c695215dbf6eb2e7c6c3649c6fa5b7e49d6c290
[INFO] running `Command { std: "docker" "start" "-a" "9c43be8ea25e0c081ad555c07c695215dbf6eb2e7c6c3649c6fa5b7e49d6c290", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]  Documenting msolve v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 4.83s
[INFO] running `Command { std: "docker" "inspect" "9c43be8ea25e0c081ad555c07c695215dbf6eb2e7c6c3649c6fa5b7e49d6c290", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c43be8ea25e0c081ad555c07c695215dbf6eb2e7c6c3649c6fa5b7e49d6c290", kill_on_drop: false }`
[INFO] [stdout] 9c43be8ea25e0c081ad555c07c695215dbf6eb2e7c6c3649c6fa5b7e49d6c290