[INFO] fetching crate siquery 1.2.0...
[INFO] documenting siquery-1.2.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate siquery 1.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate siquery 1.2.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate siquery 1.2.0
[INFO] finished tweaking crates.io crate siquery 1.2.0
[INFO] tweaked toml for crates.io crate siquery 1.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "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" "+beta-2020-08-29" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dc6949851141d74b3be7e92d020132f2fa79d4677d3b15d3ee1deb288eccc19e
[INFO] running `Command { std: "docker" "start" "-a" "dc6949851141d74b3be7e92d020132f2fa79d4677d3b15d3ee1deb288eccc19e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc6949851141d74b3be7e92d020132f2fa79d4677d3b15d3ee1deb288eccc19e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc6949851141d74b3be7e92d020132f2fa79d4677d3b15d3ee1deb288eccc19e", kill_on_drop: false }`
[INFO] [stdout] dc6949851141d74b3be7e92d020132f2fa79d4677d3b15d3ee1deb288eccc19e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9524318d2586ce64bc74287c1a76cddf17c74d41b63f7564bf2e689ae32652a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f9524318d2586ce64bc74287c1a76cddf17c74d41b63f7564bf2e689ae32652a", 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]     Checking encode_unicode v0.3.6
[INFO] [stderr]    Compiling siquery v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking horrorshow v0.6.6
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.3
[INFO] [stderr]     Checking errno v0.2.6
[INFO] [stderr]     Checking uname v0.1.1
[INFO] [stderr]     Checking proxy_cfg v0.1.0
[INFO] [stderr]     Checking csv v0.15.0
[INFO] [stderr]     Checking nix v0.11.1
[INFO] [stderr]     Checking treexml v0.7.0
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> build.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | const WINDOWS_TABLES: &'static [(&'static str)] = &[
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> build.rs:44:31
[INFO] [stdout]    |
[INFO] [stdout] 44 | const LINUX_TABLES: &'static [(&'static str)] = &[
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> build.rs:64:31
[INFO] [stdout]    |
[INFO] [stdout] 64 | const MACOS_TABLES: &'static [(&'static str)] = &[
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> build.rs:82:38
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn emit_features(features: &'static [(&'static str)]) {
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking sysconf v0.3.4
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking prettytable-rs v0.6.7
[INFO] [stderr]     Checking rusqlite v0.14.0
[INFO] [stderr]  Documenting siquery v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/printer.rs:39:69
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 wtr.write_record(row).expect("could not write row");;
[INFO] [stdout]    |                                                                     ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.14s
[INFO] running `Command { std: "docker" "inspect" "f9524318d2586ce64bc74287c1a76cddf17c74d41b63f7564bf2e689ae32652a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9524318d2586ce64bc74287c1a76cddf17c74d41b63f7564bf2e689ae32652a", kill_on_drop: false }`
[INFO] [stdout] f9524318d2586ce64bc74287c1a76cddf17c74d41b63f7564bf2e689ae32652a