[INFO] cloning repository https://github.com/Artmari/rust-book-code-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Artmari/rust-book-code-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArtmari%2Frust-book-code-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArtmari%2Frust-book-code-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 031a4cb5bac95df8e65a7c5efd8df5232b0594ed
[INFO] testing Artmari/rust-book-code-examples against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArtmari%2Frust-book-code-examples" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Artmari/rust-book-code-examples
[INFO] finished tweaking git repo https://github.com/Artmari/rust-book-code-examples
[INFO] tweaked toml for git repo https://github.com/Artmari/rust-book-code-examples written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Artmari/rust-book-code-examples on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Artmari/rust-book-code-examples 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1580d748dc9fda0866de4af0a43864f1f6ddd9276d17bdc846ca105cd83183a
[INFO] running `Command { std: "docker" "start" "-a" "a1580d748dc9fda0866de4af0a43864f1f6ddd9276d17bdc846ca105cd83183a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1580d748dc9fda0866de4af0a43864f1f6ddd9276d17bdc846ca105cd83183a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1580d748dc9fda0866de4af0a43864f1f6ddd9276d17bdc846ca105cd83183a", kill_on_drop: false }`
[INFO] [stdout] a1580d748dc9fda0866de4af0a43864f1f6ddd9276d17bdc846ca105cd83183a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eeadb689c6ae9eb0fcf20589ee1eaaf209c541c90d4b0b711b62c972f2e04b57
[INFO] running `Command { std: "docker" "start" "-a" "eeadb689c6ae9eb0fcf20589ee1eaaf209c541c90d4b0b711b62c972f2e04b57", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling first_rust_project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::ch2_programming_a_guessing_game::secret_number`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::ch2_programming_a_guessing_game::secret_number;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ch5_1_defining_structs::users_struct`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::ch5_1_defining_structs::users_struct;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `secret_number` is never used
[INFO] [stdout]  --> src/ch2_programming_a_guessing_game.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn secret_number() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `users_struct` is never used
[INFO] [stdout]   --> src/ch5_1_defining_structs.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn users_struct() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.62s
[INFO] running `Command { std: "docker" "inspect" "eeadb689c6ae9eb0fcf20589ee1eaaf209c541c90d4b0b711b62c972f2e04b57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeadb689c6ae9eb0fcf20589ee1eaaf209c541c90d4b0b711b62c972f2e04b57", kill_on_drop: false }`
[INFO] [stdout] eeadb689c6ae9eb0fcf20589ee1eaaf209c541c90d4b0b711b62c972f2e04b57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6ad3f57454335c8b266802e50007d8d0b95500e4933dfc9aa0c3b81f36f8f67
[INFO] running `Command { std: "docker" "start" "-a" "b6ad3f57454335c8b266802e50007d8d0b95500e4933dfc9aa0c3b81f36f8f67", kill_on_drop: false }`
[INFO] [stderr]    Compiling first_rust_project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::ch2_programming_a_guessing_game::secret_number`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::ch2_programming_a_guessing_game::secret_number;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ch5_1_defining_structs::users_struct`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::ch5_1_defining_structs::users_struct;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `secret_number` is never used
[INFO] [stdout]  --> src/ch2_programming_a_guessing_game.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn secret_number() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `users_struct` is never used
[INFO] [stdout]   --> src/ch5_1_defining_structs.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn users_struct() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "b6ad3f57454335c8b266802e50007d8d0b95500e4933dfc9aa0c3b81f36f8f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6ad3f57454335c8b266802e50007d8d0b95500e4933dfc9aa0c3b81f36f8f67", kill_on_drop: false }`
[INFO] [stdout] b6ad3f57454335c8b266802e50007d8d0b95500e4933dfc9aa0c3b81f36f8f67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 168c9d55a1e2007cb78a14cf2d9a9dce1425446ad10145ea79440df7ab1ddeb0
[INFO] running `Command { std: "docker" "start" "-a" "168c9d55a1e2007cb78a14cf2d9a9dce1425446ad10145ea79440df7ab1ddeb0", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::ch2_programming_a_guessing_game::secret_number`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::ch2_programming_a_guessing_game::secret_number;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::ch5_1_defining_structs::users_struct`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::ch5_1_defining_structs::users_struct;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `secret_number` is never used
[INFO] [stderr]  --> src/ch2_programming_a_guessing_game.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn secret_number() {
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `users_struct` is never used
[INFO] [stderr]   --> src/ch5_1_defining_structs.rs:16:8
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 16 | pub fn users_struct() {
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: `first_rust_project` (bin "first_rust_project" test) generated 4 warnings (run `cargo fix --bin "first_rust_project" --tests` to apply 2 suggestions)
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/first_rust_project-131470ebaf032990)
[INFO] running `Command { std: "docker" "inspect" "168c9d55a1e2007cb78a14cf2d9a9dce1425446ad10145ea79440df7ab1ddeb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "168c9d55a1e2007cb78a14cf2d9a9dce1425446ad10145ea79440df7ab1ddeb0", kill_on_drop: false }`
[INFO] [stdout] 168c9d55a1e2007cb78a14cf2d9a9dce1425446ad10145ea79440df7ab1ddeb0
