[INFO] cloning repository https://github.com/natelust/reups
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/natelust/reups" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatelust%2Freups", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatelust%2Freups'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cfe327ebd7b8961ef55db153d1c7b9d8b5b58541
[INFO] documenting natelust/reups against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatelust%2Freups" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/natelust/reups on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/natelust/reups
[INFO] finished tweaking git repo https://github.com/natelust/reups
[INFO] tweaked toml for git repo https://github.com/natelust/reups written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/natelust/reups already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded preferences v1.1.0
[INFO] [stderr]   Downloaded backtrace v0.3.12
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3dc2edd45003501b6a59bed832bc17b072981c6d41e453926487e553316fb068
[INFO] running `Command { std: "docker" "start" "-a" "3dc2edd45003501b6a59bed832bc17b072981c6d41e453926487e553316fb068", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "3dc2edd45003501b6a59bed832bc17b072981c6d41e453926487e553316fb068", kill_on_drop: false }`
[INFO] [stdout] 3dc2edd45003501b6a59bed832bc17b072981c6d41e453926487e553316fb068
[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=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ece6087fc0ae85787993ebc7502a07ca5018d9e6ca3db8042dbeb28411da7391
[INFO] running `Command { std: "docker" "start" "-a" "ece6087fc0ae85787993ebc7502a07ca5018d9e6ca3db8042dbeb28411da7391", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking regex-syntax v0.5.5
[INFO] [stderr]     Checking app_dirs v1.2.1
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking time v0.1.42
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[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking itoa v0.4.3
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[INFO] [stderr]     Checking vec_map v0.8.0
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[INFO] [stderr]     Checking users v0.8.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking preferences v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking reups v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting reups v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/cogs.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 142 |     if (user_path.exists()) {
[INFO] [stdout]     |        ^                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 142 -     if (user_path.exists()) {
[INFO] [stdout] 142 +     if user_path.exists() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/cogs.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 142 |     if (user_path.exists()) {
[INFO] [stdout]     |        ^                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 142 -     if (user_path.exists()) {
[INFO] [stdout] 142 +     if user_path.exists() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private item shadows public glob re-export
[INFO] [stdout]   --> src/db/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use self::db_impl::DBImplDeclare;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the name `DBImplDeclare` in the type namespace is supposed to be publicly re-exported here
[INFO] [stdout]   --> src/db/mod.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub use self::db_impl::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] note: but the private item here shadows it
[INFO] [stdout]   --> src/db/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use self::db_impl::DBImplDeclare;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(hidden_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db/mod.rs:304:31
[INFO] [stdout]     |
[INFO] [stdout] 304 |             let extra_db: Box<db_impl::DBImpl> =
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 304 |             let extra_db: Box<dyn db_impl::DBImpl> =
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db/mod.rs:195:52
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut db_dict = FnvHashMap::<String, Box<db_impl::DBImpl>>::default();
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut db_dict = FnvHashMap::<String, Box<dyn db_impl::DBImpl>>::default();
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/db/db_impl/posix_db_impl.rs:302:55
[INFO] [stdout]     |
[INFO] [stdout] 302 |             let base = self.location.parent().unwrap().clone();
[INFO] [stdout]     |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Path` does not implement `Clone`, so calling `clone` on `&Path` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&std::string::String` instead of cloning the inner type
[INFO] [stdout]    --> src/setup.rs:431:73
[INFO] [stdout]     |
[INFO] [stdout] 431 |                 let mut largest_version = versions.iter().max().unwrap().clone().clone();
[INFO] [stdout]     |                                                                         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.31s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/reups_lib/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/posix2json/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/reups/index.html
[INFO] running `Command { std: "docker" "inspect" "ece6087fc0ae85787993ebc7502a07ca5018d9e6ca3db8042dbeb28411da7391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ece6087fc0ae85787993ebc7502a07ca5018d9e6ca3db8042dbeb28411da7391", kill_on_drop: false }`
[INFO] [stdout] ece6087fc0ae85787993ebc7502a07ca5018d9e6ca3db8042dbeb28411da7391
[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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe8bfcc43256b66893dcb8172d035790da6ed69bef0751d845157919f33ccb41
[INFO] running `Command { std: "docker" "start" "-a" "fe8bfcc43256b66893dcb8172d035790da6ed69bef0751d845157919f33ccb41", kill_on_drop: false }`
[INFO] [stderr]  Documenting reups v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/cogs.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 142 |     if (user_path.exists()) {
[INFO] [stdout]     |        ^                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 142 -     if (user_path.exists()) {
[INFO] [stdout] 142 +     if user_path.exists() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/reups_lib/index.html
[INFO] running `Command { std: "docker" "inspect" "fe8bfcc43256b66893dcb8172d035790da6ed69bef0751d845157919f33ccb41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe8bfcc43256b66893dcb8172d035790da6ed69bef0751d845157919f33ccb41", kill_on_drop: false }`
[INFO] [stdout] fe8bfcc43256b66893dcb8172d035790da6ed69bef0751d845157919f33ccb41
