[INFO] cloning repository https://github.com/mbyio/chatbot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mbyio/chatbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbyio%2Fchatbot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbyio%2Fchatbot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 682e43ca6b7b51b21d00cbfc378c1345a06beb3e [INFO] checking mbyio/chatbot against try#024378d9203a4009ed73d6db2681b88a8d74ce7a for pr-112160 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbyio%2Fchatbot" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mbyio/chatbot on toolchain 024378d9203a4009ed73d6db2681b88a8d74ce7a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mbyio/chatbot [INFO] finished tweaking git repo https://github.com/mbyio/chatbot [INFO] tweaked toml for git repo https://github.com/mbyio/chatbot written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/mbyio/chatbot 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" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] da9a17ab465875178939921d966576bde4e501f4c9d0c1a606134b3b777d417a [INFO] running `Command { std: "docker" "start" "-a" "da9a17ab465875178939921d966576bde4e501f4c9d0c1a606134b3b777d417a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "da9a17ab465875178939921d966576bde4e501f4c9d0c1a606134b3b777d417a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da9a17ab465875178939921d966576bde4e501f4c9d0c1a606134b3b777d417a", kill_on_drop: false }` [INFO] [stdout] da9a17ab465875178939921d966576bde4e501f4c9d0c1a606134b3b777d417a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 712497a31d0075bb8c97e6bcf76140e31d5d98c7501487eaf95248b6588b623e [INFO] running `Command { std: "docker" "start" "-a" "712497a31d0075bb8c97e6bcf76140e31d5d98c7501487eaf95248b6588b623e", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.8 [INFO] [stderr] Checking regex-syntax v0.3.0 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking lazy_static v0.1.15 [INFO] [stderr] Checking memchr v0.1.10 [INFO] [stderr] Checking rand v0.3.14 [INFO] [stderr] Checking aho-corasick v0.5.1 [INFO] [stderr] Checking regex v0.1.56 [INFO] [stderr] Checking chatbot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashSet` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::collections::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashSet` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::collections::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:167:1 [INFO] [stdout] | [INFO] [stdout] 167 | / lazy_static! { [INFO] [stdout] 168 | | static ref TOKEN_REGEX: Regex = { [INFO] [stdout] 169 | | let mut s = String::new(); [INFO] [stdout] 170 | | s.push_str("^("); [INFO] [stdout] ... | [INFO] [stdout] 177 | | }; [INFO] [stdout] 178 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `lazy_static` (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/main.rs:167:1 [INFO] [stdout] | [INFO] [stdout] 167 | / lazy_static! { [INFO] [stdout] 168 | | static ref TOKEN_REGEX: Regex = { [INFO] [stdout] 169 | | let mut s = String::new(); [INFO] [stdout] 170 | | s.push_str("^("); [INFO] [stdout] ... | [INFO] [stdout] 177 | | }; [INFO] [stdout] 178 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `lazy_static` (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/main.rs:167:1 [INFO] [stdout] | [INFO] [stdout] 167 | / lazy_static! { [INFO] [stdout] 168 | | static ref TOKEN_REGEX: Regex = { [INFO] [stdout] 169 | | let mut s = String::new(); [INFO] [stdout] 170 | | s.push_str("^("); [INFO] [stdout] ... | [INFO] [stdout] 177 | | }; [INFO] [stdout] 178 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `lazy_static` (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/main.rs:167:1 [INFO] [stdout] | [INFO] [stdout] 167 | / lazy_static! { [INFO] [stdout] 168 | | static ref TOKEN_REGEX: Regex = { [INFO] [stdout] 169 | | let mut s = String::new(); [INFO] [stdout] 170 | | s.push_str("^("); [INFO] [stdout] ... | [INFO] [stdout] 177 | | }; [INFO] [stdout] 178 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `with_name` is never used [INFO] [stdout] --> src/main.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 23 | impl TokenKind { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 34 | fn with_name(s: &str) -> TokenKind { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `token` is never read [INFO] [stdout] --> src/main.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 80 | struct TokenContext { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 81 | token: Token, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `num_tokens` is never used [INFO] [stdout] --> src/main.rs:138:8 [INFO] [stdout] | [INFO] [stdout] 125 | impl KnowledgeBase { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 138 | fn num_tokens(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:181:21 [INFO] [stdout] | [INFO] [stdout] 181 | let mut curr = s.clone(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[deny(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `with_name` is never used [INFO] [stdout] --> src/main.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 23 | impl TokenKind { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 34 | fn with_name(s: &str) -> TokenKind { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `token` is never read [INFO] [stdout] --> src/main.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 80 | struct TokenContext { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 81 | token: Token, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `num_tokens` is never used [INFO] [stdout] --> src/main.rs:138:8 [INFO] [stdout] | [INFO] [stdout] 125 | impl KnowledgeBase { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 138 | fn num_tokens(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/main.rs:181:21 [INFO] [stdout] | [INFO] [stdout] 181 | let mut curr = s.clone(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[deny(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `chatbot` (bin "chatbot" test) due to 2 previous errors; 6 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `chatbot` (bin "chatbot") due to 2 previous errors; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "712497a31d0075bb8c97e6bcf76140e31d5d98c7501487eaf95248b6588b623e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "712497a31d0075bb8c97e6bcf76140e31d5d98c7501487eaf95248b6588b623e", kill_on_drop: false }` [INFO] [stdout] 712497a31d0075bb8c97e6bcf76140e31d5d98c7501487eaf95248b6588b623e