[INFO] cloning repository https://github.com/aki237/rl [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aki237/rl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faki237%2Frl", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faki237%2Frl'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] abb942b3547b2bfb883044fc6fb786dff07ed56e [INFO] testing aki237/rl against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faki237%2Frl" "/workspace/builds/worker-19/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aki237/rl on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aki237/rl [INFO] finished tweaking git repo https://github.com/aki237/rl [INFO] tweaked toml for git repo https://github.com/aki237/rl written to /workspace/builds/worker-19/source/Cargo.toml [INFO] crate git repo https://github.com/aki237/rl already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 35b45ffd351decab04f30e734c534da8be0a71f455ab4250572625b4e397dd6e [INFO] running `Command { std: "docker" "start" "-a" "35b45ffd351decab04f30e734c534da8be0a71f455ab4250572625b4e397dd6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "35b45ffd351decab04f30e734c534da8be0a71f455ab4250572625b4e397dd6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35b45ffd351decab04f30e734c534da8be0a71f455ab4250572625b4e397dd6e", kill_on_drop: false }` [INFO] [stdout] 35b45ffd351decab04f30e734c534da8be0a71f455ab4250572625b4e397dd6e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 03f32fa5354328c943fcbf75e3ccdd2336158697d145645069bcd2d1111f4cb5 [INFO] running `Command { std: "docker" "start" "-a" "03f32fa5354328c943fcbf75e3ccdd2336158697d145645069bcd2d1111f4cb5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/rl/tokenizer.rs:128:17 [INFO] [stdout] | [INFO] [stdout] 128 | &temp.push(c); [INFO] [stdout] | ^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 128 | let _ = &temp.push(c); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/rl/tokenizer.rs:132:13 [INFO] [stdout] | [INFO] [stdout] 132 | &self.add_ident_token(&temp); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 132 | let _ = &self.add_ident_token(&temp); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/rl/tokenizer.rs:134:13 [INFO] [stdout] | [INFO] [stdout] 134 | &self.add_delim(c); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 134 | let _ = &self.add_delim(c); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.33s [INFO] running `Command { std: "docker" "inspect" "03f32fa5354328c943fcbf75e3ccdd2336158697d145645069bcd2d1111f4cb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03f32fa5354328c943fcbf75e3ccdd2336158697d145645069bcd2d1111f4cb5", kill_on_drop: false }` [INFO] [stdout] 03f32fa5354328c943fcbf75e3ccdd2336158697d145645069bcd2d1111f4cb5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 06198c2a5a37e68fa4bafb2b5548b8b86aa896b8b3c1ddf686d807ecb87de499 [INFO] running `Command { std: "docker" "start" "-a" "06198c2a5a37e68fa4bafb2b5548b8b86aa896b8b3c1ddf686d807ecb87de499", kill_on_drop: false }` [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/rl/tokenizer.rs:128:17 [INFO] [stdout] | [INFO] [stdout] 128 | &temp.push(c); [INFO] [stdout] | ^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 128 | let _ = &temp.push(c); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/rl/tokenizer.rs:132:13 [INFO] [stdout] | [INFO] [stdout] 132 | &self.add_ident_token(&temp); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 132 | let _ = &self.add_ident_token(&temp); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/rl/tokenizer.rs:134:13 [INFO] [stdout] | [INFO] [stdout] 134 | &self.add_delim(c); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 134 | let _ = &self.add_delim(c); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/rl/tokenizer.rs:128:17 [INFO] [stdout] | [INFO] [stdout] 128 | &temp.push(c); [INFO] [stdout] | ^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 128 | let _ = &temp.push(c); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/rl/tokenizer.rs:132:13 [INFO] [stdout] | [INFO] [stdout] 132 | &self.add_ident_token(&temp); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 132 | let _ = &self.add_ident_token(&temp); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/rl/tokenizer.rs:134:13 [INFO] [stdout] | [INFO] [stdout] 134 | &self.add_delim(c); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 134 | let _ = &self.add_delim(c); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.44s [INFO] [stderr] Executable unittests src/rl/lib.rs (/opt/rustwide/target/debug/deps/rl-5577cdbff7546351) [INFO] [stderr] Executable unittests src/rlc/main.rs (/opt/rustwide/target/debug/deps/rlc-55a0e5660f4dc0bd) [INFO] running `Command { std: "docker" "inspect" "06198c2a5a37e68fa4bafb2b5548b8b86aa896b8b3c1ddf686d807ecb87de499", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06198c2a5a37e68fa4bafb2b5548b8b86aa896b8b3c1ddf686d807ecb87de499", kill_on_drop: false }` [INFO] [stdout] 06198c2a5a37e68fa4bafb2b5548b8b86aa896b8b3c1ddf686d807ecb87de499 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ef31660587050193a87f0be6ab3f6d6069405efd1d056770f7dd71602980c02e [INFO] running `Command { std: "docker" "start" "-a" "ef31660587050193a87f0be6ab3f6d6069405efd1d056770f7dd71602980c02e", kill_on_drop: false }` [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/rl/tokenizer.rs:128:17 [INFO] [stderr] | [INFO] [stderr] 128 | &temp.push(c); [INFO] [stderr] | ^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 128 | let _ = &temp.push(c); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/rl/tokenizer.rs:132:13 [INFO] [stderr] | [INFO] [stderr] 132 | &self.add_ident_token(&temp); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 132 | let _ = &self.add_ident_token(&temp); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/rl/tokenizer.rs:134:13 [INFO] [stderr] | [INFO] [stderr] 134 | &self.add_delim(c); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 134 | let _ = &self.add_delim(c); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `rl` (lib) generated 3 warnings [INFO] [stderr] warning: `rl` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests src/rl/lib.rs (/opt/rustwide/target/debug/deps/rl-5577cdbff7546351) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/rlc/main.rs (/opt/rustwide/target/debug/deps/rlc-55a0e5660f4dc0bd) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests rl [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ef31660587050193a87f0be6ab3f6d6069405efd1d056770f7dd71602980c02e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef31660587050193a87f0be6ab3f6d6069405efd1d056770f7dd71602980c02e", kill_on_drop: false }` [INFO] [stdout] ef31660587050193a87f0be6ab3f6d6069405efd1d056770f7dd71602980c02e