[INFO] fetching crate mcw 2.1.0...
[INFO] checking mcw-2.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate mcw 2.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mcw 2.1.0
[INFO] finished tweaking crates.io crate mcw 2.1.0
[INFO] tweaked toml for crates.io crate mcw 2.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcw 2.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcw 2.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38b172cdd7d54f7139f49e409d42c95c4b4f5010e2e0856e347877e63f53dc53
[INFO] running `Command { std: "docker" "start" "-a" "38b172cdd7d54f7139f49e409d42c95c4b4f5010e2e0856e347877e63f53dc53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38b172cdd7d54f7139f49e409d42c95c4b4f5010e2e0856e347877e63f53dc53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38b172cdd7d54f7139f49e409d42c95c4b4f5010e2e0856e347877e63f53dc53", kill_on_drop: false }`
[INFO] [stdout] 38b172cdd7d54f7139f49e409d42c95c4b4f5010e2e0856e347877e63f53dc53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a558dd630b9e10994cb386dcaafb5015ae82d2fadcbc9bbcda86a7f139325755
[INFO] running `Command { std: "docker" "start" "-a" "a558dd630b9e10994cb386dcaafb5015ae82d2fadcbc9bbcda86a7f139325755", kill_on_drop: false }`
[INFO] [stderr]     Checking mcw v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `Word`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:15:86
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn get_words(input: &str, ignored_chars: std::collections::HashSet<char>) -> Vec<Word>{
[INFO] [stdout]    |                                                                                      ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `Word`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:74:31
[INFO] [stdout]    |
[INFO] [stdout] 74 |             final_vector.push(Word{value: key.clone(), amount: *el});
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `Word::value`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:74:36
[INFO] [stdout]    |
[INFO] [stdout] 74 |             final_vector.push(Word{value: key.clone(), amount: *el});
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `Word::amount`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:74:56
[INFO] [stdout]    |
[INFO] [stdout] 74 |             final_vector.push(Word{value: key.clone(), amount: *el});
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `Word`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:15:86
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn get_words(input: &str, ignored_chars: std::collections::HashSet<char>) -> Vec<Word>{
[INFO] [stdout]    |                                                                                      ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `Word`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:74:31
[INFO] [stdout]    |
[INFO] [stdout] 74 |             final_vector.push(Word{value: key.clone(), amount: *el});
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `Word::value`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:74:36
[INFO] [stdout]    |
[INFO] [stdout] 74 |             final_vector.push(Word{value: key.clone(), amount: *el});
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `Word::amount`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:74:56
[INFO] [stdout]    |
[INFO] [stdout] 74 |             final_vector.push(Word{value: key.clone(), amount: *el});
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `lib::get_words`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/main.rs:40:46
[INFO] [stdout]    |
[INFO] [stdout] 40 | ...                   for word in tan::get_words(&str, ignored_chars){
[INFO] [stdout]    |                                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `lib::Word`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:15:86
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn get_words(input: &str, ignored_chars: std::collections::HashSet<char>) -> Vec<Word>{
[INFO] [stdout]    |                                                                                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `lib::Word`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:74:31
[INFO] [stdout]    |
[INFO] [stdout] 74 |             final_vector.push(Word{value: key.clone(), amount: *el});
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `lib::get_words`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/main.rs:40:46
[INFO] [stdout]    |
[INFO] [stdout] 40 | ...                   for word in tan::get_words(&str, ignored_chars){
[INFO] [stdout]    |                                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `lib::Word`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:15:86
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn get_words(input: &str, ignored_chars: std::collections::HashSet<char>) -> Vec<Word>{
[INFO] [stdout]    |                                                                                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `lib::Word`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:74:31
[INFO] [stdout]    |
[INFO] [stdout] 74 |             final_vector.push(Word{value: key.clone(), amount: *el});
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `lib::Word::value`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:74:36
[INFO] [stdout]    |
[INFO] [stdout] 74 |             final_vector.push(Word{value: key.clone(), amount: *el});
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `lib::Word::amount`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:74:56
[INFO] [stdout]    |
[INFO] [stdout] 74 |             final_vector.push(Word{value: key.clone(), amount: *el});
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `lib::Word::value`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/main.rs:41:53
[INFO] [stdout]    |
[INFO] [stdout] 41 | ...                   println!("{} : {}", word.value, word.amount);
[INFO] [stdout]    |                                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `lib::Word::amount`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/main.rs:41:65
[INFO] [stdout]    |
[INFO] [stdout] 41 | ...                   println!("{} : {}", word.value, word.amount);
[INFO] [stdout]    |                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `async_get_words` is never used
[INFO] [stdout]  --> src/lib.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub async fn async_get_words (){
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `lib::Word::value`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:74:36
[INFO] [stdout]    |
[INFO] [stdout] 74 |             final_vector.push(Word{value: key.clone(), amount: *el});
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `lib::Word::amount`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/lib.rs:74:56
[INFO] [stdout]    |
[INFO] [stdout] 74 |             final_vector.push(Word{value: key.clone(), amount: *el});
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `lib::Word::value`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/main.rs:41:53
[INFO] [stdout]    |
[INFO] [stdout] 41 | ...                   println!("{} : {}", word.value, word.amount);
[INFO] [stdout]    |                                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `lib::Word::amount`: !!!THIS CRATE SHOULD NOT BE USED AS IT WON'T BE LONGER MAINTAINED!!!
[INFO] [stdout]   --> src/main.rs:41:65
[INFO] [stdout]    |
[INFO] [stdout] 41 | ...                   println!("{} : {}", word.value, word.amount);
[INFO] [stdout]    |                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `async_get_words` is never used
[INFO] [stdout]  --> src/lib.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub async fn async_get_words (){
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "a558dd630b9e10994cb386dcaafb5015ae82d2fadcbc9bbcda86a7f139325755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a558dd630b9e10994cb386dcaafb5015ae82d2fadcbc9bbcda86a7f139325755", kill_on_drop: false }`
[INFO] [stdout] a558dd630b9e10994cb386dcaafb5015ae82d2fadcbc9bbcda86a7f139325755