[INFO] fetching crate facto 0.3.1...
[INFO] checking facto-0.3.1 against master#068609ce766e55d2e7371cd2a86143a6d7e8e2e4 for pr-138952
[INFO] extracting crate facto 0.3.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate facto 0.3.1 on toolchain 068609ce766e55d2e7371cd2a86143a6d7e8e2e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate facto 0.3.1
[INFO] finished tweaking crates.io crate facto 0.3.1
[INFO] tweaked toml for crates.io crate facto 0.3.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 30 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redc v0.1.0
[INFO] [stderr]   Downloaded twoword v0.1.0
[INFO] [stderr]   Downloaded rug v1.27.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.6.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16855f796f37c9939e83c7bfde876f4586b6f75a522bbfb38e69ca0dadd43500
[INFO] running `Command { std: "docker" "start" "-a" "16855f796f37c9939e83c7bfde876f4586b6f75a522bbfb38e69ca0dadd43500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16855f796f37c9939e83c7bfde876f4586b6f75a522bbfb38e69ca0dadd43500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16855f796f37c9939e83c7bfde876f4586b6f75a522bbfb38e69ca0dadd43500", kill_on_drop: false }`
[INFO] [stdout] 16855f796f37c9939e83c7bfde876f4586b6f75a522bbfb38e69ca0dadd43500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ef55515c99685957c667abd14c84db6c5946afedfc0e7810836e462c6f06850
[INFO] running `Command { std: "docker" "start" "-a" "9ef55515c99685957c667abd14c84db6c5946afedfc0e7810836e462c6f06850", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.5
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling rug v1.27.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking twoword v0.1.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking redc v0.1.0
[INFO] [stderr]     Checking facto v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]    --> tests/complete_factor.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | / #![deny(unsafe_code)]
[INFO] [stdout] 2   | | #![warn(missing_docs)]
[INFO] [stdout] 3   | | #![warn(missing_debug_implementations)]
[INFO] [stdout] 4   | | #![warn(unused)]
[INFO] [stdout] ...   |
[INFO] [stdout] 170 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> tests/complete_factor.rs:2:9
[INFO] [stdout]     |
[INFO] [stdout] 2   | #![warn(missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 11s
[INFO] running `Command { std: "docker" "inspect" "9ef55515c99685957c667abd14c84db6c5946afedfc0e7810836e462c6f06850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ef55515c99685957c667abd14c84db6c5946afedfc0e7810836e462c6f06850", kill_on_drop: false }`
[INFO] [stdout] 9ef55515c99685957c667abd14c84db6c5946afedfc0e7810836e462c6f06850