[INFO] cloning repository https://github.com/betaveros/paradoc-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/betaveros/paradoc-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbetaveros%2Fparadoc-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbetaveros%2Fparadoc-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 85343ab8bf190775b79f0e009044671ecb681563
[INFO] checking betaveros/paradoc-rust against master#2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 for pr-84385
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbetaveros%2Fparadoc-rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/betaveros/paradoc-rust on toolchain 2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/betaveros/paradoc-rust
[INFO] finished tweaking git repo https://github.com/betaveros/paradoc-rust
[INFO] tweaked toml for git repo https://github.com/betaveros/paradoc-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/betaveros/paradoc-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf3ec5b54e61abdd2b0aa521441d882585f155f03671d2d187e3272814d184a5
[INFO] running `Command { std: "docker" "start" "-a" "bf3ec5b54e61abdd2b0aa521441d882585f155f03671d2d187e3272814d184a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf3ec5b54e61abdd2b0aa521441d882585f155f03671d2d187e3272814d184a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf3ec5b54e61abdd2b0aa521441d882585f155f03671d2d187e3272814d184a5", kill_on_drop: false }`
[INFO] [stdout] bf3ec5b54e61abdd2b0aa521441d882585f155f03671d2d187e3272814d184a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b3235028f6c08b0e6f85a5ef477b1ea35e42e3a026ea9f5daab1b88ec386199
[INFO] running `Command { std: "docker" "start" "-a" "6b3235028f6c08b0e6f85a5ef477b1ea35e42e3a026ea9f5daab1b88ec386199", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num v0.3.0
[INFO] [stderr]     Checking paradoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/lib.rs:836:38
[INFO] [stdout]     |
[INFO] [stdout] 836 |             PdSeqElement::Char(c) => (PdObj::from(c)),
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 836 -             PdSeqElement::Char(c) => (PdObj::from(c)),
[INFO] [stdout] 836 +             PdSeqElement::Char(c) => PdObj::from(c),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/lib.rs:837:37
[INFO] [stdout]     |
[INFO] [stdout] 837 |             PdSeqElement::Int(n) => (PdObj::from(n)),
[INFO] [stdout]     |                                     ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 837 -             PdSeqElement::Int(n) => (PdObj::from(n)),
[INFO] [stdout] 837 +             PdSeqElement::Int(n) => PdObj::from(n),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/lib.rs:836:38
[INFO] [stdout]     |
[INFO] [stdout] 836 |             PdSeqElement::Char(c) => (PdObj::from(c)),
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 836 -             PdSeqElement::Char(c) => (PdObj::from(c)),
[INFO] [stdout] 836 +             PdSeqElement::Char(c) => PdObj::from(c),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/lib.rs:837:37
[INFO] [stdout]     |
[INFO] [stdout] 837 |             PdSeqElement::Int(n) => (PdObj::from(n)),
[INFO] [stdout]     |                                     ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 837 -             PdSeqElement::Int(n) => (PdObj::from(n)),
[INFO] [stdout] 837 +             PdSeqElement::Int(n) => PdObj::from(n),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.35s
[INFO] running `Command { std: "docker" "inspect" "6b3235028f6c08b0e6f85a5ef477b1ea35e42e3a026ea9f5daab1b88ec386199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b3235028f6c08b0e6f85a5ef477b1ea35e42e3a026ea9f5daab1b88ec386199", kill_on_drop: false }`
[INFO] [stdout] 6b3235028f6c08b0e6f85a5ef477b1ea35e42e3a026ea9f5daab1b88ec386199