[INFO] updating cached repository CharlieChai/baby_code_rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/CharlieChai/baby_code_rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/CharlieChai/baby_code_rust" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/CharlieChai/baby_code_rust"` [INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/CharlieChai/baby_code_rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/CharlieChai/baby_code_rust" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/CharlieChai/baby_code_rust"` [INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/CharlieChai/baby_code_rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 67563cf46c7ec7b8c4eccd42965037a732bb93fc [INFO] sha for GitHub repo CharlieChai/baby_code_rust: 67563cf46c7ec7b8c4eccd42965037a732bb93fc [INFO] validating manifest of CharlieChai/baby_code_rust on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of CharlieChai/baby_code_rust on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing CharlieChai/baby_code_rust [INFO] finished frobbing CharlieChai/baby_code_rust [INFO] frobbed toml for CharlieChai/baby_code_rust written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/CharlieChai/baby_code_rust/Cargo.toml [INFO] started frobbing CharlieChai/baby_code_rust [INFO] finished frobbing CharlieChai/baby_code_rust [INFO] frobbed toml for CharlieChai/baby_code_rust written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/CharlieChai/baby_code_rust/Cargo.toml [INFO] crate CharlieChai/baby_code_rust has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking CharlieChai/baby_code_rust against try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a for pr-58592 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-5/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/CharlieChai/baby_code_rust:/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" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 755bb092c6c14e0711e2b36680c1acd0cd7bf81b90edcaca0698da4ad03a38dc [INFO] running `"docker" "start" "-a" "755bb092c6c14e0711e2b36680c1acd0cd7bf81b90edcaca0698da4ad03a38dc"` [INFO] [stderr] Checking minigrep v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::net::IpAddr` [INFO] [stderr] --> src/demo.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | use std::net::IpAddr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Ipv4Addr`, `Ipv6Addr`, `SocketAddrV4`, `SocketAddrV6` [INFO] [stderr] --> src/demo.rs:3:20 [INFO] [stderr] | [INFO] [stderr] 3 | use std::net::{Ipv4Addr, Ipv6Addr, SocketAddr, SocketAddrV4, SocketAddrV6}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::IpAddr` [INFO] [stderr] --> src/demo.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | use std::net::IpAddr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Ipv4Addr`, `Ipv6Addr`, `SocketAddrV4`, `SocketAddrV6` [INFO] [stderr] --> src/demo.rs:3:20 [INFO] [stderr] | [INFO] [stderr] 3 | use std::net::{Ipv4Addr, Ipv6Addr, SocketAddr, SocketAddrV4, SocketAddrV6}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/demo.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | let mut counter = Arc::new(Mutex::new(a)); [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: enum is never used: `ServerAddr` [INFO] [stderr] --> src/demo.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | enum ServerAddr { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `listen_addr` [INFO] [stderr] --> src/demo.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | fn listen_addr(self) -> SocketAddr { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Context` [INFO] [stderr] --> src/demo.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | struct Context<'s>(&'s str); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Parser` [INFO] [stderr] --> src/demo.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | struct Parser<'c, 's: 'c> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `parse` [INFO] [stderr] --> src/demo.rs:52:9 [INFO] [stderr] | [INFO] [stderr] 52 | fn parse(&self) -> Result<(), &'s str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_content` [INFO] [stderr] --> src/demo.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | fn parse_content(context: Context) -> Result<(), &str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `fa` [INFO] [stderr] --> src/demo.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | fn fa(s: &mut String) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `case_sensitive` [INFO] [stderr] --> src/grep.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | case_sensitive: bool, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/demo.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | let mut counter = Arc::new(Mutex::new(a)); [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: enum is never used: `ServerAddr` [INFO] [stderr] --> src/demo.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | enum ServerAddr { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `listen_addr` [INFO] [stderr] --> src/demo.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | fn listen_addr(self) -> SocketAddr { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Context` [INFO] [stderr] --> src/demo.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | struct Context<'s>(&'s str); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Parser` [INFO] [stderr] --> src/demo.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | struct Parser<'c, 's: 'c> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `parse` [INFO] [stderr] --> src/demo.rs:52:9 [INFO] [stderr] | [INFO] [stderr] 52 | fn parse(&self) -> Result<(), &'s str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_content` [INFO] [stderr] --> src/demo.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | fn parse_content(context: Context) -> Result<(), &str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `fa` [INFO] [stderr] --> src/demo.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | fn fa(s: &mut String) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `case_sensitive` [INFO] [stderr] --> src/grep.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | case_sensitive: bool, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/stack.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | fn new() -> Stack { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `pop` [INFO] [stderr] --> src/stack.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | fn pop(&mut self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `push` [INFO] [stderr] --> src/stack.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | fn push(&mut self, val: T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_empty` [INFO] [stderr] --> src/stack.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | fn is_empty(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/stack.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | fn new(v: T) -> StackNode { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `BST` [INFO] [stderr] --> src/tree.rs:83:1 [INFO] [stderr] | [INFO] [stderr] 83 | type BST = Node; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0597]: `a` does not live long enough [INFO] [stderr] --> src/bin/server.rs:38:27 [INFO] [stderr] | [INFO] [stderr] 38 | let r1 = Demo { name:&a }; [INFO] [stderr] | ^ borrowed value does not live long enough [INFO] [stderr] ... [INFO] [stderr] 42 | } [INFO] [stderr] | - borrowed value only lives until here [INFO] [stderr] | [INFO] [stderr] = note: borrowed value must be valid for the static lifetime... [INFO] [stderr] [INFO] [stderr] error[E0597]: `a` does not live long enough [INFO] [stderr] --> src/bin/server.rs:39:27 [INFO] [stderr] | [INFO] [stderr] 39 | let r2 = Demo { name:&a }; [INFO] [stderr] | ^ borrowed value does not live long enough [INFO] [stderr] ... [INFO] [stderr] 42 | } [INFO] [stderr] | - borrowed value only lives until here [INFO] [stderr] | [INFO] [stderr] = note: borrowed value must be valid for the static lifetime... [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0597`. [INFO] [stderr] error: Could not compile `minigrep`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0597]: `a` does not live long enough [INFO] [stderr] --> src/bin/server.rs:38:27 [INFO] [stderr] | [INFO] [stderr] 38 | let r1 = Demo { name:&a }; [INFO] [stderr] | ^ borrowed value does not live long enough [INFO] [stderr] ... [INFO] [stderr] 42 | } [INFO] [stderr] | - borrowed value only lives until here [INFO] [stderr] | [INFO] [stderr] = note: borrowed value must be valid for the static lifetime... [INFO] [stderr] [INFO] [stderr] error[E0597]: `a` does not live long enough [INFO] [stderr] --> src/bin/server.rs:39:27 [INFO] [stderr] | [INFO] [stderr] 39 | let r2 = Demo { name:&a }; [INFO] [stderr] | ^ borrowed value does not live long enough [INFO] [stderr] ... [INFO] [stderr] 42 | } [INFO] [stderr] | - borrowed value only lives until here [INFO] [stderr] | [INFO] [stderr] = note: borrowed value must be valid for the static lifetime... [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0597`. [INFO] [stderr] error: Could not compile `minigrep`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "755bb092c6c14e0711e2b36680c1acd0cd7bf81b90edcaca0698da4ad03a38dc"` [INFO] running `"docker" "rm" "-f" "755bb092c6c14e0711e2b36680c1acd0cd7bf81b90edcaca0698da4ad03a38dc"` [INFO] [stdout] 755bb092c6c14e0711e2b36680c1acd0cd7bf81b90edcaca0698da4ad03a38dc