[INFO] fetching crate please-pm 0.0.0...
[INFO] checking please-pm-0.0.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate please-pm 0.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate please-pm 0.0.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate please-pm 0.0.0
[INFO] finished tweaking crates.io crate please-pm 0.0.0
[INFO] tweaked toml for crates.io crate please-pm 0.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce620854917a90ef47778f123fe4ed7843636ef1f1327993ee71926efcbe72fd
[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" "ce620854917a90ef47778f123fe4ed7843636ef1f1327993ee71926efcbe72fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce620854917a90ef47778f123fe4ed7843636ef1f1327993ee71926efcbe72fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce620854917a90ef47778f123fe4ed7843636ef1f1327993ee71926efcbe72fd", kill_on_drop: false }`
[INFO] [stdout] ce620854917a90ef47778f123fe4ed7843636ef1f1327993ee71926efcbe72fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e430adb1793109c1c9225a06abec508c2f7f5803f91a406cfb13b25bc6ee87a8
[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" "e430adb1793109c1c9225a06abec508c2f7f5803f91a406cfb13b25bc6ee87a8", kill_on_drop: false }`
[INFO] [stderr]     Checking please-pm v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning[E0170]: pattern binding `NoUploadPath` is named the same as one of the variants of the type `ErrorKind`
[INFO] [stdout]    --> src/lib.rs:156:13
[INFO] [stdout]     |
[INFO] [stdout] 156 |             NoUploadPath => "Could not determine what directory to upload!",
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: to match on the variant, qualify the path: `ErrorKind::NoUploadPath`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `MetadataDecodeError` is named the same as one of the variants of the type `ErrorKind`
[INFO] [stdout]    --> src/lib.rs:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |             MetadataDecodeError => "Could not decode the metadata (please.x)!",
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `ErrorKind::MetadataDecodeError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package_name`
[INFO] [stdout]    --> src/lib.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub fn get_package_info(package_name: String, is_verbose: bool) -> Result<String, ErrorKind> {
[INFO] [stdout]     |                         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_verbose`
[INFO] [stdout]    --> src/lib.rs:175:47
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub fn get_package_info(package_name: String, is_verbose: bool) -> Result<String, ErrorKind> {
[INFO] [stdout]     |                                               ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_verbose`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package_name`
[INFO] [stdout]    --> src/lib.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     package_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_verbose`
[INFO] [stdout]    --> src/lib.rs:191:5
[INFO] [stdout]     |
[INFO] [stdout] 191 |     is_verbose: bool,
[INFO] [stdout]     |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_verbose`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `install_optional`
[INFO] [stdout]    --> src/lib.rs:192:5
[INFO] [stdout]     |
[INFO] [stdout] 192 |     install_optional: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_install_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package_name`
[INFO] [stdout]    --> src/lib.rs:206:23
[INFO] [stdout]     |
[INFO] [stdout] 206 | pub fn remove_package(package_name: String, force_remove: bool) -> Result<String, ErrorKind> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `force_remove`
[INFO] [stdout]    --> src/lib.rs:206:45
[INFO] [stdout]     |
[INFO] [stdout] 206 | pub fn remove_package(package_name: String, force_remove: bool) -> Result<String, ErrorKind> {
[INFO] [stdout]     |                                             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_force_remove`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/lib.rs:219:24
[INFO] [stdout]     |
[INFO] [stdout] 219 | pub fn publish_package(path: Option<PathBuf>) -> Result<String, ErrorKind> {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `NoUploadPath`
[INFO] [stdout]    --> src/lib.rs:156:13
[INFO] [stdout]     |
[INFO] [stdout] 156 |             NoUploadPath => "Could not determine what directory to upload!",
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_NoUploadPath`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `MetadataDecodeError`
[INFO] [stdout]    --> src/lib.rs:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |             MetadataDecodeError => "Could not decode the metadata (please.x)!",
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_MetadataDecodeError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `NoUploadPath` is named the same as one of the variants of the type `ErrorKind`
[INFO] [stdout]    --> src/lib.rs:156:13
[INFO] [stdout]     |
[INFO] [stdout] 156 |             NoUploadPath => "Could not determine what directory to upload!",
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: to match on the variant, qualify the path: `ErrorKind::NoUploadPath`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `MetadataDecodeError` is named the same as one of the variants of the type `ErrorKind`
[INFO] [stdout]    --> src/lib.rs:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |             MetadataDecodeError => "Could not decode the metadata (please.x)!",
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `ErrorKind::MetadataDecodeError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package_name`
[INFO] [stdout]    --> src/lib.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub fn get_package_info(package_name: String, is_verbose: bool) -> Result<String, ErrorKind> {
[INFO] [stdout]     |                         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_verbose`
[INFO] [stdout]    --> src/lib.rs:175:47
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub fn get_package_info(package_name: String, is_verbose: bool) -> Result<String, ErrorKind> {
[INFO] [stdout]     |                                               ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_verbose`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package_name`
[INFO] [stdout]    --> src/lib.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     package_name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_verbose`
[INFO] [stdout]    --> src/lib.rs:191:5
[INFO] [stdout]     |
[INFO] [stdout] 191 |     is_verbose: bool,
[INFO] [stdout]     |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_verbose`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `install_optional`
[INFO] [stdout]    --> src/lib.rs:192:5
[INFO] [stdout]     |
[INFO] [stdout] 192 |     install_optional: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_install_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `package_name`
[INFO] [stdout]    --> src/lib.rs:206:23
[INFO] [stdout]     |
[INFO] [stdout] 206 | pub fn remove_package(package_name: String, force_remove: bool) -> Result<String, ErrorKind> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_package_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `force_remove`
[INFO] [stdout]    --> src/lib.rs:206:45
[INFO] [stdout]     |
[INFO] [stdout] 206 | pub fn remove_package(package_name: String, force_remove: bool) -> Result<String, ErrorKind> {
[INFO] [stdout]     |                                             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_force_remove`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/lib.rs:219:24
[INFO] [stdout]     |
[INFO] [stdout] 219 | pub fn publish_package(path: Option<PathBuf>) -> Result<String, ErrorKind> {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `NoUploadPath`
[INFO] [stdout]    --> src/lib.rs:156:13
[INFO] [stdout]     |
[INFO] [stdout] 156 |             NoUploadPath => "Could not determine what directory to upload!",
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_NoUploadPath`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `MetadataDecodeError`
[INFO] [stdout]    --> src/lib.rs:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |             MetadataDecodeError => "Could not decode the metadata (please.x)!",
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_MetadataDecodeError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "e430adb1793109c1c9225a06abec508c2f7f5803f91a406cfb13b25bc6ee87a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e430adb1793109c1c9225a06abec508c2f7f5803f91a406cfb13b25bc6ee87a8", kill_on_drop: false }`
[INFO] [stdout] e430adb1793109c1c9225a06abec508c2f7f5803f91a406cfb13b25bc6ee87a8