[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 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelowbin%2Freanea" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/melowbin/reanea on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dcf6c82c985fcb4f24547eaa351df88617480c6ab87188b096a6ef6296870ca
[INFO] running `Command { std: "docker" "start" "-a" "2dcf6c82c985fcb4f24547eaa351df88617480c6ab87188b096a6ef6296870ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dcf6c82c985fcb4f24547eaa351df88617480c6ab87188b096a6ef6296870ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dcf6c82c985fcb4f24547eaa351df88617480c6ab87188b096a6ef6296870ca", kill_on_drop: false }`
[INFO] [stdout] 2dcf6c82c985fcb4f24547eaa351df88617480c6ab87188b096a6ef6296870ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1891031a3c6a0110d5ab2f9aaa71c2b9a71880b05f6163d6488401d09a69f82
[INFO] running `Command { std: "docker" "start" "-a" "d1891031a3c6a0110d5ab2f9aaa71c2b9a71880b05f6163d6488401d09a69f82", 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)]` 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)]` 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 0.44s
[INFO] running `Command { std: "docker" "inspect" "d1891031a3c6a0110d5ab2f9aaa71c2b9a71880b05f6163d6488401d09a69f82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1891031a3c6a0110d5ab2f9aaa71c2b9a71880b05f6163d6488401d09a69f82", kill_on_drop: false }`
[INFO] [stdout] d1891031a3c6a0110d5ab2f9aaa71c2b9a71880b05f6163d6488401d09a69f82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 197376d19a55a659e4f61cce081eac1c8cdfc659b41b46dc03367bab7fedee29
[INFO] running `Command { std: "docker" "start" "-a" "197376d19a55a659e4f61cce081eac1c8cdfc659b41b46dc03367bab7fedee29", 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)]` 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)]` 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 0.37s
[INFO] running `Command { std: "docker" "inspect" "197376d19a55a659e4f61cce081eac1c8cdfc659b41b46dc03367bab7fedee29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "197376d19a55a659e4f61cce081eac1c8cdfc659b41b46dc03367bab7fedee29", kill_on_drop: false }`
[INFO] [stdout] 197376d19a55a659e4f61cce081eac1c8cdfc659b41b46dc03367bab7fedee29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2536b2d4f44ba6b6e8a209491207dc48f6d5bf77958a8350de725facc485f86f
[INFO] running `Command { std: "docker" "start" "-a" "2536b2d4f44ba6b6e8a209491207dc48f6d5bf77958a8350de725facc485f86f", 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)]` 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)]` 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
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/reane-f2432e51ec59cfdb)
[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" "2536b2d4f44ba6b6e8a209491207dc48f6d5bf77958a8350de725facc485f86f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2536b2d4f44ba6b6e8a209491207dc48f6d5bf77958a8350de725facc485f86f", kill_on_drop: false }`
[INFO] [stdout] 2536b2d4f44ba6b6e8a209491207dc48f6d5bf77958a8350de725facc485f86f