[INFO] fetching crate crin 0.2.0... [INFO] extracting crate crin 0.2.0 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/crin/0.2.0 [INFO] extracting crate crin 0.2.0 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/crin/0.2.0 [INFO] validating manifest of crin-0.2.0 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of crin-0.2.0 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing crin-0.2.0 [INFO] finished frobbing crin-0.2.0 [INFO] frobbed toml for crin-0.2.0 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/crin/0.2.0/Cargo.toml [INFO] started frobbing crin-0.2.0 [INFO] finished frobbing crin-0.2.0 [INFO] frobbed toml for crin-0.2.0 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/crin/0.2.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded timeago v0.2.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking crin-0.2.0 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-2/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/crin/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] dbe4d5979432348aa9acf3669c57ef1a9b1bd53ef5304d4b5037df88899dff80 [INFO] running `"docker" "start" "-a" "dbe4d5979432348aa9acf3669c57ef1a9b1bd53ef5304d4b5037df88899dff80"` [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Checking tokio-threadpool v0.1.14 [INFO] [stderr] Checking byte-unit v1.1.0 [INFO] [stderr] Compiling isolang v1.0.0 [INFO] [stderr] Checking http v0.1.17 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking num-format v0.4.0 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking tokio v0.1.21 [INFO] [stderr] Checking h2 v0.1.25 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking hyper v0.12.31 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking reqwest v0.9.18 [INFO] [stderr] Checking toml_edit v0.1.3 [INFO] [stderr] warning[E0502]: cannot borrow `v` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml_edit-0.1.3/src/index.rs:55:65 [INFO] [stderr] | [INFO] [stderr] 44 | fn index_or_insert<'v>(&self, v: &'v mut Item) -> &'v mut Item { [INFO] [stderr] | -- lifetime `'v` defined here [INFO] [stderr] 45 | / match *v { [INFO] [stderr] 46 | | Item::ArrayOfTables(ref mut vec) => { [INFO] [stderr] 47 | | vec.values.get_mut(*self).expect("index out of bounds") [INFO] [stderr] 48 | | } [INFO] [stderr] 49 | | Item::Value(ref mut a) if a.is_array() => a [INFO] [stderr] | | --------- mutable borrow occurs here [INFO] [stderr] ... | [INFO] [stderr] 55 | | _ => panic!("cannot access index {} in {:?}", self, v), [INFO] [stderr] | | ^ immutable borrow occurs here [INFO] [stderr] 56 | | } [INFO] [stderr] | |_________- returning this value requires that `v.0` is borrowed for `'v` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] warning[E0502]: cannot borrow `v` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml_edit-0.1.3/src/index.rs:88:63 [INFO] [stderr] | [INFO] [stderr] 70 | fn index_or_insert<'v>(&self, v: &'v mut Item) -> &'v mut Item { [INFO] [stderr] | -- lifetime `'v` defined here [INFO] [stderr] ... [INFO] [stderr] 77 | / match *v { [INFO] [stderr] 78 | | Item::Table(ref mut t) => t.entry(self).or_insert(Item::None), [INFO] [stderr] 79 | | Item::Value(ref mut v) if v.is_inline_table() => { [INFO] [stderr] | | --------- mutable borrow occurs here [INFO] [stderr] 80 | | &mut v [INFO] [stderr] ... | [INFO] [stderr] 88 | | _ => panic!("cannot access key {} in {:?}", self, v), [INFO] [stderr] | | ^ immutable borrow occurs here [INFO] [stderr] 89 | | } [INFO] [stderr] | |_________- returning this value requires that `v.0` is borrowed for `'v` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Checking timeago v0.2.0 [INFO] [stderr] Checking crin v0.2.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/configuration/lists.rs:76:17 [INFO] [stderr] | [INFO] [stderr] 76 | let mut crates_vec: Vec<&str>; [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `with_user_agent` [INFO] [stderr] --> src/crates_io_api/sync_client.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | pub fn with_user_agent(user_agent: &str) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `crate_downloads` [INFO] [stderr] --> src/crates_io_api/sync_client.rs:73:5 [INFO] [stderr] | [INFO] [stderr] 73 | pub fn crate_downloads(&self, name: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `crate_authors` [INFO] [stderr] --> src/crates_io_api/sync_client.rs:129:5 [INFO] [stderr] | [INFO] [stderr] 129 | pub fn crate_authors(&self, name: &str, version: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `crate_dependencies` [INFO] [stderr] --> src/crates_io_api/sync_client.rs:141:5 [INFO] [stderr] | [INFO] [stderr] 141 | pub fn crate_dependencies(&self, name: &str, version: &str) -> Result, Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `full_version` [INFO] [stderr] --> src/crates_io_api/sync_client.rs:149:5 [INFO] [stderr] | [INFO] [stderr] 149 | fn full_version(&self, version: Version) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `full_crate` [INFO] [stderr] --> src/crates_io_api/sync_client.rs:181:5 [INFO] [stderr] | [INFO] [stderr] 181 | pub fn full_crate(&self, name: &str, all_versions: bool) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `all_crates` [INFO] [stderr] --> src/crates_io_api/sync_client.rs:268:5 [INFO] [stderr] | [INFO] [stderr] 268 | pub fn all_crates(&self, query: Option) -> Result, Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Relevance` [INFO] [stderr] --> src/crates_io_api/types.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | Relevance, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Downloads` [INFO] [stderr] --> src/crates_io_api/types.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | Downloads, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Authors` [INFO] [stderr] --> src/crates_io_api/types.rs:200:1 [INFO] [stderr] | [INFO] [stderr] 200 | pub struct Authors { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `commify` [INFO] [stderr] --> src/main.rs:851:1 [INFO] [stderr] | [INFO] [stderr] 851 | / fn commify(words: Vec<&str>, surround: &str, [INFO] [stderr] 852 | | _color_word: Option, _color_comma: Option) -> String { [INFO] [stderr] 853 | | let mut text = "".to_string(); [INFO] [stderr] 854 | | for word in words { [INFO] [stderr] ... | [INFO] [stderr] 862 | | return text[1..].trim().to_string(); // remove the leading comma [INFO] [stderr] 863 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/crates_io_api/mod.rs:35:1 [INFO] [stderr] | [INFO] [stderr] 35 | #![recursion_limit = "128"] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_attributes)] on by default [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/crates_io_api/mod.rs:35:1 [INFO] [stderr] | [INFO] [stderr] 35 | #![recursion_limit = "128"] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/configuration/lists.rs:76:17 [INFO] [stderr] | [INFO] [stderr] 76 | let mut crates_vec: Vec<&str>; [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `with_user_agent` [INFO] [stderr] --> src/crates_io_api/sync_client.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | pub fn with_user_agent(user_agent: &str) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `all_crates` [INFO] [stderr] --> src/crates_io_api/sync_client.rs:268:5 [INFO] [stderr] | [INFO] [stderr] 268 | pub fn all_crates(&self, query: Option) -> Result, Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Relevance` [INFO] [stderr] --> src/crates_io_api/types.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | Relevance, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Downloads` [INFO] [stderr] --> src/crates_io_api/types.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | Downloads, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `commify` [INFO] [stderr] --> src/main.rs:851:1 [INFO] [stderr] | [INFO] [stderr] 851 | / fn commify(words: Vec<&str>, surround: &str, [INFO] [stderr] 852 | | _color_word: Option, _color_comma: Option) -> String { [INFO] [stderr] 853 | | let mut text = "".to_string(); [INFO] [stderr] 854 | | for word in words { [INFO] [stderr] ... | [INFO] [stderr] 862 | | return text[1..].trim().to_string(); // remove the leading comma [INFO] [stderr] 863 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/crates_io_api/mod.rs:35:1 [INFO] [stderr] | [INFO] [stderr] 35 | #![recursion_limit = "128"] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_attributes)] on by default [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/crates_io_api/mod.rs:35:1 [INFO] [stderr] | [INFO] [stderr] 35 | #![recursion_limit = "128"] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 03s [INFO] running `"docker" "inspect" "dbe4d5979432348aa9acf3669c57ef1a9b1bd53ef5304d4b5037df88899dff80"` [INFO] running `"docker" "rm" "-f" "dbe4d5979432348aa9acf3669c57ef1a9b1bd53ef5304d4b5037df88899dff80"` [INFO] [stdout] dbe4d5979432348aa9acf3669c57ef1a9b1bd53ef5304d4b5037df88899dff80