[INFO] fetching crate crin 0.2.0...
[INFO] checking crin-0.2.0 against beta for pr-78714
[INFO] extracting crate crin 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate crin 0.2.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crin 0.2.0
[INFO] finished tweaking crates.io crate crin 0.2.0
[INFO] tweaked toml for crates.io crate crin 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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" "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] 58b55b46daab232eae2fe56a6aa668ac79981c7ba9ab5ec0fd0eee1c959076f2
[INFO] running `Command { std: "docker" "start" "-a" "58b55b46daab232eae2fe56a6aa668ac79981c7ba9ab5ec0fd0eee1c959076f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58b55b46daab232eae2fe56a6aa668ac79981c7ba9ab5ec0fd0eee1c959076f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58b55b46daab232eae2fe56a6aa668ac79981c7ba9ab5ec0fd0eee1c959076f2", kill_on_drop: false }`
[INFO] [stdout] 58b55b46daab232eae2fe56a6aa668ac79981c7ba9ab5ec0fd0eee1c959076f2
[INFO] running `Command { std: "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" "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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f936395893a6fdb81b0a0ad8e3e8045e4b93332dc97bc3949fb485a32b2140ea
[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" "f936395893a6fdb81b0a0ad8e3e8045e4b93332dc97bc3949fb485a32b2140ea", kill_on_drop: false }`
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking byte-unit v1.1.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]    Compiling isolang v1.0.0
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking toml_edit v0.1.5
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking timeago v0.2.1
[INFO] [stderr]     Checking crin v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/configuration.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     static ref SETTINGS: RwLock<Document> = RwLock::new(Document::new());
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/configuration.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     static ref SETTINGS: RwLock<Document> = RwLock::new(Document::new());
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/configuration/lists.rs:76:17
[INFO] [stdout]    |
[INFO] [stdout] 76 |             let mut crates_vec: Vec<&str>;
[INFO] [stdout]    |                 ----^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_user_agent`
[INFO] [stdout]   --> src/crates_io_api/sync_client.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn with_user_agent(user_agent: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `crate_downloads`
[INFO] [stdout]   --> src/crates_io_api/sync_client.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn crate_downloads(&self, name: &str) -> Result<Downloads, Error> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `crate_authors`
[INFO] [stdout]    --> src/crates_io_api/sync_client.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn crate_authors(&self, name: &str, version: &str) -> Result<Authors, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `crate_dependencies`
[INFO] [stdout]    --> src/crates_io_api/sync_client.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn crate_dependencies(&self, name: &str, version: &str) -> Result<Vec<Dependency>, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `full_version`
[INFO] [stdout]    --> src/crates_io_api/sync_client.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn full_version(&self, version: Version) -> Result<FullVersion, Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `full_crate`
[INFO] [stdout]    --> src/crates_io_api/sync_client.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 |     pub fn full_crate(&self, name: &str, all_versions: bool) -> Result<FullCrate, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `all_crates`
[INFO] [stdout]    --> src/crates_io_api/sync_client.rs:268:12
[INFO] [stdout]     |
[INFO] [stdout] 268 |     pub fn all_crates(&self, query: Option<String>) -> Result<Vec<Crate>, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Relevance`
[INFO] [stdout]   --> src/crates_io_api/types.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Relevance,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Downloads`
[INFO] [stdout]   --> src/crates_io_api/types.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Downloads,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Authors`
[INFO] [stdout]    --> src/crates_io_api/types.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 200 | pub struct Authors {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `commify`
[INFO] [stdout]    --> src/main.rs:851:4
[INFO] [stdout]     |
[INFO] [stdout] 851 | fn commify(words: Vec<&str>, surround: &str,
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/crates_io_api/mod.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![recursion_limit = "128"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]   --> src/crates_io_api/mod.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![recursion_limit = "128"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/configuration/lists.rs:76:17
[INFO] [stdout]    |
[INFO] [stdout] 76 |             let mut crates_vec: Vec<&str>;
[INFO] [stdout]    |                 ----^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_user_agent`
[INFO] [stdout]   --> src/crates_io_api/sync_client.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn with_user_agent(user_agent: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `all_crates`
[INFO] [stdout]    --> src/crates_io_api/sync_client.rs:268:12
[INFO] [stdout]     |
[INFO] [stdout] 268 |     pub fn all_crates(&self, query: Option<String>) -> Result<Vec<Crate>, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Relevance`
[INFO] [stdout]   --> src/crates_io_api/types.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Relevance,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Downloads`
[INFO] [stdout]   --> src/crates_io_api/types.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Downloads,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `commify`
[INFO] [stdout]    --> src/main.rs:851:4
[INFO] [stdout]     |
[INFO] [stdout] 851 | fn commify(words: Vec<&str>, surround: &str,
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/crates_io_api/mod.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![recursion_limit = "128"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]   --> src/crates_io_api/mod.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | #![recursion_limit = "128"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "f936395893a6fdb81b0a0ad8e3e8045e4b93332dc97bc3949fb485a32b2140ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f936395893a6fdb81b0a0ad8e3e8045e4b93332dc97bc3949fb485a32b2140ea", kill_on_drop: false }`
[INFO] [stdout] f936395893a6fdb81b0a0ad8e3e8045e4b93332dc97bc3949fb485a32b2140ea