[INFO] fetching crate freude 0.7.0...
[INFO] documenting freude-0.7.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate freude 0.7.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate freude 0.7.0 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 freude 0.7.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate freude 0.7.0
[INFO] tweaked toml for crates.io crate freude 0.7.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 cblas-sys v0.1.4
[INFO] [stderr]   Downloaded cblas v0.2.0
[INFO] [stderr]   Downloaded blas-src v0.2.1
[INFO] [stderr]   Downloaded tuple v0.4.2
[INFO] [stderr]   Downloaded ndarray-rand v0.9.0
[INFO] [stderr]   Downloaded openblas-src v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 26dd09af7a654f1a9c078d6a8ab965b8bcf55c1b7b141d63c9db29f5da878352
[INFO] running `Command { std: "docker" "start" "-a" "26dd09af7a654f1a9c078d6a8ab965b8bcf55c1b7b141d63c9db29f5da878352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26dd09af7a654f1a9c078d6a8ab965b8bcf55c1b7b141d63c9db29f5da878352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26dd09af7a654f1a9c078d6a8ab965b8bcf55c1b7b141d63c9db29f5da878352", kill_on_drop: false }`
[INFO] [stdout] 26dd09af7a654f1a9c078d6a8ab965b8bcf55c1b7b141d63c9db29f5da878352
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] f6ad295cbdb86ba03695cd452c02ab566ade48a0ed6476b93372ec3cfcd69d51
[INFO] running `Command { std: "docker" "start" "-a" "f6ad295cbdb86ba03695cd452c02ab566ade48a0ed6476b93372ec3cfcd69d51", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]  Documenting freude v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/stepper.rs:27:29
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut tacc = 0f64;;
[INFO] [stdout]    |                             ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/stepper.rs:48:29
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut tacc = 0f64;;
[INFO] [stdout]    |                             ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.66s
[INFO] running `Command { std: "docker" "inspect" "f6ad295cbdb86ba03695cd452c02ab566ade48a0ed6476b93372ec3cfcd69d51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ad295cbdb86ba03695cd452c02ab566ade48a0ed6476b93372ec3cfcd69d51", kill_on_drop: false }`
[INFO] [stdout] f6ad295cbdb86ba03695cd452c02ab566ade48a0ed6476b93372ec3cfcd69d51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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] f01d919ce0331108d3ef61eb73eef812cf4126abfb8e9a8762c24de81c06bbc5
[INFO] running `Command { std: "docker" "start" "-a" "f01d919ce0331108d3ef61eb73eef812cf4126abfb8e9a8762c24de81c06bbc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]  Documenting freude v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/stepper.rs:27:29
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut tacc = 0f64;;
[INFO] [stdout]    |                             ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/stepper.rs:48:29
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut tacc = 0f64;;
[INFO] [stdout]    |                             ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.97s
[INFO] running `Command { std: "docker" "inspect" "f01d919ce0331108d3ef61eb73eef812cf4126abfb8e9a8762c24de81c06bbc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f01d919ce0331108d3ef61eb73eef812cf4126abfb8e9a8762c24de81c06bbc5", kill_on_drop: false }`
[INFO] [stdout] f01d919ce0331108d3ef61eb73eef812cf4126abfb8e9a8762c24de81c06bbc5