[INFO] cloning repository https://github.com/melowbin/reanea
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/melowbin/reanea" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelowbin%2Freanea", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelowbin%2Freanea'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3fa8dc5c3443845c145c6e4d06a88d7f6b9c5d4e
[INFO] testing melowbin/reanea against try#a7ee93192a766fb0dafa23def7154fc03cfcfc3e for pr-146989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelowbin%2Freanea" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/melowbin/reanea
[INFO] finished tweaking git repo https://github.com/melowbin/reanea
[INFO] tweaked toml for git repo https://github.com/melowbin/reanea written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/melowbin/reanea on toolchain a7ee93192a766fb0dafa23def7154fc03cfcfc3e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/melowbin/reanea 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" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 975dccc80dd706510ad402758729a9ed789fe5d566cf136efb2c921d25664907
[INFO] running `Command { std: "docker" "start" "-a" "975dccc80dd706510ad402758729a9ed789fe5d566cf136efb2c921d25664907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "975dccc80dd706510ad402758729a9ed789fe5d566cf136efb2c921d25664907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "975dccc80dd706510ad402758729a9ed789fe5d566cf136efb2c921d25664907", kill_on_drop: false }`
[INFO] [stdout] 975dccc80dd706510ad402758729a9ed789fe5d566cf136efb2c921d25664907
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76516ea71d46ec564c430c93043a231b1e91499a01f72e0831330803f9b91c8e
[INFO] running `Command { std: "docker" "start" "-a" "76516ea71d46ec564c430c93043a231b1e91499a01f72e0831330803f9b91c8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling reane v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]  --> src/scanner.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fn new(source: &str) -> Self {
[INFO] [stdout]   |            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scanner` is never constructed
[INFO] [stdout]  --> src/scanner.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Scanner {}
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/scanner.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | impl Scanner {
[INFO] [stdout]   | ------------ associated function in this implementation
[INFO] [stdout] 3 |     fn new(source: &str) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]  --> src/scanner.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Token {}
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "76516ea71d46ec564c430c93043a231b1e91499a01f72e0831330803f9b91c8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76516ea71d46ec564c430c93043a231b1e91499a01f72e0831330803f9b91c8e", kill_on_drop: false }`
[INFO] [stdout] 76516ea71d46ec564c430c93043a231b1e91499a01f72e0831330803f9b91c8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d71fee5680e8208816c81177969f88e46868b16c22bf916f76acf242844e3422
[INFO] running `Command { std: "docker" "start" "-a" "d71fee5680e8208816c81177969f88e46868b16c22bf916f76acf242844e3422", kill_on_drop: false }`
[INFO] [stderr]    Compiling reane v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]  --> src/scanner.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fn new(source: &str) -> Self {
[INFO] [stdout]   |            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scanner` is never constructed
[INFO] [stdout]  --> src/scanner.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Scanner {}
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/scanner.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | impl Scanner {
[INFO] [stdout]   | ------------ associated function in this implementation
[INFO] [stdout] 3 |     fn new(source: &str) -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]  --> src/scanner.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Token {}
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "d71fee5680e8208816c81177969f88e46868b16c22bf916f76acf242844e3422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d71fee5680e8208816c81177969f88e46868b16c22bf916f76acf242844e3422", kill_on_drop: false }`
[INFO] [stdout] d71fee5680e8208816c81177969f88e46868b16c22bf916f76acf242844e3422
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8c5b0e4d109bc1b5e5321a957d5255fd066c24fa7b7b796324cb039ca81204a5
[INFO] running `Command { std: "docker" "start" "-a" "8c5b0e4d109bc1b5e5321a957d5255fd066c24fa7b7b796324cb039ca81204a5", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `source`
[INFO] [stderr]  --> src/scanner.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 |     fn new(source: &str) -> Self {
[INFO] [stderr]   |            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Scanner` is never constructed
[INFO] [stderr]  --> src/scanner.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Scanner {}
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]  --> src/scanner.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | impl Scanner {
[INFO] [stderr]   | ------------ associated function in this implementation
[INFO] [stderr] 3 |     fn new(source: &str) -> Self {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Token` is never constructed
[INFO] [stderr]  --> src/scanner.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Token {}
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `reane` (bin "reane" test) generated 4 warnings (run `cargo fix --bin "reane" -p reane --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/reane-5695e34acc2ca649)
[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" "8c5b0e4d109bc1b5e5321a957d5255fd066c24fa7b7b796324cb039ca81204a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c5b0e4d109bc1b5e5321a957d5255fd066c24fa7b7b796324cb039ca81204a5", kill_on_drop: false }`
[INFO] [stdout] 8c5b0e4d109bc1b5e5321a957d5255fd066c24fa7b7b796324cb039ca81204a5