[INFO] cloning repository https://github.com/Wikiko/state-blog-post-rust-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wikiko/state-blog-post-rust-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWikiko%2Fstate-blog-post-rust-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWikiko%2Fstate-blog-post-rust-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25905eda16dc6acea102e9a2188ed791fc670590
[INFO] testing Wikiko/state-blog-post-rust-book against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWikiko%2Fstate-blog-post-rust-book" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wikiko/state-blog-post-rust-book on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Wikiko/state-blog-post-rust-book
[INFO] finished tweaking git repo https://github.com/Wikiko/state-blog-post-rust-book
[INFO] tweaked toml for git repo https://github.com/Wikiko/state-blog-post-rust-book written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/Wikiko/state-blog-post-rust-book already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ce9cf073d421f5b0b14d25969ba621bea14f24c6343b97485b9fbcad7ff7c53
[INFO] running `Command { std: "docker" "start" "-a" "6ce9cf073d421f5b0b14d25969ba621bea14f24c6343b97485b9fbcad7ff7c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ce9cf073d421f5b0b14d25969ba621bea14f24c6343b97485b9fbcad7ff7c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ce9cf073d421f5b0b14d25969ba621bea14f24c6343b97485b9fbcad7ff7c53", kill_on_drop: false }`
[INFO] [stdout] 6ce9cf073d421f5b0b14d25969ba621bea14f24c6343b97485b9fbcad7ff7c53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d6cb16c64f86500c74dabb68f7465fe23ec3fca8837e2a9d5e7fa43dc796b8e
[INFO] running `Command { std: "docker" "start" "-a" "4d6cb16c64f86500c74dabb68f7465fe23ec3fca8837e2a9d5e7fa43dc796b8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling blog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:45:27
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:51:24
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn add_text(&self, post: &mut String, text: &str) {}
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/lib.rs:51:43
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn add_text(&self, post: &mut String, text: &str) {}
[INFO] [stdout]    |                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "4d6cb16c64f86500c74dabb68f7465fe23ec3fca8837e2a9d5e7fa43dc796b8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d6cb16c64f86500c74dabb68f7465fe23ec3fca8837e2a9d5e7fa43dc796b8e", kill_on_drop: false }`
[INFO] [stdout] 4d6cb16c64f86500c74dabb68f7465fe23ec3fca8837e2a9d5e7fa43dc796b8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afdac9572b8cf94e55b1cf2de4e8ea5cac3d2feeae1b9c39294d0d31fab4f59e
[INFO] running `Command { std: "docker" "start" "-a" "afdac9572b8cf94e55b1cf2de4e8ea5cac3d2feeae1b9c39294d0d31fab4f59e", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:45:27
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling blog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:51:24
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn add_text(&self, post: &mut String, text: &str) {}
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/lib.rs:51:43
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn add_text(&self, post: &mut String, text: &str) {}
[INFO] [stdout]    |                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:45:27
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:51:24
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn add_text(&self, post: &mut String, text: &str) {}
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/lib.rs:51:43
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn add_text(&self, post: &mut String, text: &str) {}
[INFO] [stdout]    |                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "afdac9572b8cf94e55b1cf2de4e8ea5cac3d2feeae1b9c39294d0d31fab4f59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afdac9572b8cf94e55b1cf2de4e8ea5cac3d2feeae1b9c39294d0d31fab4f59e", kill_on_drop: false }`
[INFO] [stdout] afdac9572b8cf94e55b1cf2de4e8ea5cac3d2feeae1b9c39294d0d31fab4f59e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 590c85894fc71bd03de02a1648c787b91b53ea190b46f8c69dda6d043f723384
[INFO] running `Command { std: "docker" "start" "-a" "590c85894fc71bd03de02a1648c787b91b53ea190b46f8c69dda6d043f723384", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `post`
[INFO] [stderr]   --> src/lib.rs:45:27
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `post`
[INFO] [stderr]   --> src/lib.rs:51:24
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn add_text(&self, post: &mut String, text: &str) {}
[INFO] [stderr]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]   --> src/lib.rs:51:43
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn add_text(&self, post: &mut String, text: &str) {}
[INFO] [stderr]    |                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: `blog` (lib) generated 3 warnings
[INFO] [stderr] warning: `blog` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/blog-3c796cc483332c4b)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/blog-248a1d2970e4dd7e)
[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] [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 blog
[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" "590c85894fc71bd03de02a1648c787b91b53ea190b46f8c69dda6d043f723384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "590c85894fc71bd03de02a1648c787b91b53ea190b46f8c69dda6d043f723384", kill_on_drop: false }`
[INFO] [stdout] 590c85894fc71bd03de02a1648c787b91b53ea190b46f8c69dda6d043f723384