[INFO] fetching crate quickcfg 0.3.6...
[INFO] checking quickcfg-0.3.6 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate quickcfg 0.3.6 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate quickcfg 0.3.6 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate quickcfg 0.3.6
[INFO] finished tweaking crates.io crate quickcfg 0.3.6
[INFO] tweaked toml for crates.io crate quickcfg 0.3.6 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 83df52bd70806d811cccecc5aaffa9854bd3f614c0e94e9a78e373e4a9518bdc
[INFO] running `"docker" "start" "-a" "83df52bd70806d811cccecc5aaffa9854bd3f614c0e94e9a78e373e4a9518bdc"`
[INFO] [stderr]     Checking relative-path v0.4.0
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking reqwest v0.9.22
[INFO] [stderr]     Checking quickcfg v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/system/copy_dir.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  |   /// Builds one unit for every directory and file that needs to be copied.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 9  | / system_struct! {
[INFO] [stderr] 10 | |     CopyDir {
[INFO] [stderr] 11 | |         #[doc="Where to copy from."]
[INFO] [stderr] 12 | |         pub from: Template,
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     }
[INFO] [stderr] 19 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/system/download_and_run.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 |   /// Builds one unit for every directory and file that needs to be copied.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 11 | / system_struct! {
[INFO] [stderr] 12 | |     DownloadAndRun {
[INFO] [stderr] 13 | |         #[doc="URL to download."]
[INFO] [stderr] 14 | |         pub url: String,
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/system/git_sync.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 |   /// Checkout a git repository to the given path.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 15 | / system_struct! {
[INFO] [stderr] 16 | |     GitSync {
[INFO] [stderr] 17 | |         #[doc="Path to check out the repo."]
[INFO] [stderr] 18 | |         pub path: Template,
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |     }
[INFO] [stderr] 27 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/system/install_packages.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 |   /// Builds one unit for every directory and file that needs to be copied.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 11 | / system_struct! {
[INFO] [stderr] 12 | |     InstallPackages {
[INFO] [stderr] 13 | |         #[doc="Hierarchy key to lookup for packages to install."]
[INFO] [stderr] 14 | |         #[serde(default = "default_key")]
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     }
[INFO] [stderr] 19 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/system/link.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  |   /// Builds one unit for every directory and file that needs to be copied.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 8  | / system_struct! {
[INFO] [stderr] 9  | |     Link {
[INFO] [stderr] 10 | |         #[doc="Where to create the symlink."]
[INFO] [stderr] 11 | |         pub path: Template,
[INFO] [stderr] ...  |
[INFO] [stderr] 14 | |     }
[INFO] [stderr] 15 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/system/link_dir.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  |   /// Builds one unit for every directory and entry that needs to be linked.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 8  | / system_struct! {
[INFO] [stderr] 9  | |     LinkDir {
[INFO] [stderr] 10 | |         #[doc="Where to link files from."]
[INFO] [stderr] 11 | |         pub from: Template,
[INFO] [stderr] ...  |
[INFO] [stderr] 14 | |     }
[INFO] [stderr] 15 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/system/copy_dir.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  |   /// Builds one unit for every directory and file that needs to be copied.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 9  | / system_struct! {
[INFO] [stderr] 10 | |     CopyDir {
[INFO] [stderr] 11 | |         #[doc="Where to copy from."]
[INFO] [stderr] 12 | |         pub from: Template,
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     }
[INFO] [stderr] 19 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/system/download_and_run.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 |   /// Builds one unit for every directory and file that needs to be copied.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 11 | / system_struct! {
[INFO] [stderr] 12 | |     DownloadAndRun {
[INFO] [stderr] 13 | |         #[doc="URL to download."]
[INFO] [stderr] 14 | |         pub url: String,
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/system/git_sync.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 |   /// Checkout a git repository to the given path.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 15 | / system_struct! {
[INFO] [stderr] 16 | |     GitSync {
[INFO] [stderr] 17 | |         #[doc="Path to check out the repo."]
[INFO] [stderr] 18 | |         pub path: Template,
[INFO] [stderr] ...  |
[INFO] [stderr] 26 | |     }
[INFO] [stderr] 27 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/system/install_packages.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 |   /// Builds one unit for every directory and file that needs to be copied.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 11 | / system_struct! {
[INFO] [stderr] 12 | |     InstallPackages {
[INFO] [stderr] 13 | |         #[doc="Hierarchy key to lookup for packages to install."]
[INFO] [stderr] 14 | |         #[serde(default = "default_key")]
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     }
[INFO] [stderr] 19 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/system/link.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  |   /// Builds one unit for every directory and file that needs to be copied.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 8  | / system_struct! {
[INFO] [stderr] 9  | |     Link {
[INFO] [stderr] 10 | |         #[doc="Where to create the symlink."]
[INFO] [stderr] 11 | |         pub path: Template,
[INFO] [stderr] ...  |
[INFO] [stderr] 14 | |     }
[INFO] [stderr] 15 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/system/link_dir.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  |   /// Builds one unit for every directory and entry that needs to be linked.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 8  | / system_struct! {
[INFO] [stderr] 9  | |     LinkDir {
[INFO] [stderr] 10 | |         #[doc="Where to link files from."]
[INFO] [stderr] 11 | |         pub from: Template,
[INFO] [stderr] ...  |
[INFO] [stderr] 14 | |     }
[INFO] [stderr] 15 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] error[E0252]: the name `Deserialize` is defined multiple times
[INFO] [stderr]  --> src/config.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use serde::{Deserialize, Deserializer};
[INFO] [stderr]   |             ----------- previous import of the macro `Deserialize` here
[INFO] [stderr] 4 | use serde_derive::Deserialize;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ `Deserialize` reimported here
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Deserialize` must be defined only once in the macro namespace of this module
[INFO] [stderr] 
[INFO] [stderr] error[E0252]: the name `Deserialize` is defined multiple times
[INFO] [stderr]  --> src/config.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use serde::{Deserialize, Deserializer};
[INFO] [stderr]   |             ----------- previous import of the macro `Deserialize` here
[INFO] [stderr] 4 | use serde_derive::Deserialize;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ `Deserialize` reimported here
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Deserialize` must be defined only once in the macro namespace of this module
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_derive::Deserialize`
[INFO] [stderr]  --> src/config.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_derive::Deserialize;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `filetime` is imported redundantly
[INFO] [stderr]    --> src/file_utils.rs:333:24
[INFO] [stderr]     |
[INFO] [stderr] 333 |         use filetime::{self, FileTime};
[INFO] [stderr]     |                        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Value` is imported redundantly
[INFO] [stderr]    --> src/hierarchy.rs:163:13
[INFO] [stderr]     |
[INFO] [stderr] 5   | use serde_yaml::{Mapping, Value};
[INFO] [stderr]     |                           ----- the item `Value` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 163 |         use serde_yaml::Value;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_derive::Deserialize`
[INFO] [stderr]  --> src/config.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_derive::Deserialize;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `filetime` is imported redundantly
[INFO] [stderr]    --> src/file_utils.rs:333:24
[INFO] [stderr]     |
[INFO] [stderr] 333 |         use filetime::{self, FileTime};
[INFO] [stderr]     |                        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Value` is imported redundantly
[INFO] [stderr]    --> src/hierarchy.rs:163:13
[INFO] [stderr]     |
[INFO] [stderr] 5   | use serde_yaml::{Mapping, Value};
[INFO] [stderr]     |                           ----- the item `Value` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 163 |         use serde_yaml::Value;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0252`.
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0252`.
[INFO] [stderr] error: could not compile `quickcfg`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `quickcfg`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "83df52bd70806d811cccecc5aaffa9854bd3f614c0e94e9a78e373e4a9518bdc"`
[INFO] running `"docker" "rm" "-f" "83df52bd70806d811cccecc5aaffa9854bd3f614c0e94e9a78e373e4a9518bdc"`
[INFO] [stdout] 83df52bd70806d811cccecc5aaffa9854bd3f614c0e94e9a78e373e4a9518bdc