[INFO] cloning repository https://github.com/saurabh7517/hello_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saurabh7517/hello_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaurabh7517%2Fhello_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaurabh7517%2Fhello_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 91f8d5ac322f526440541cc6c11a9b68144401a1 [INFO] testing saurabh7517/hello_rust against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaurabh7517%2Fhello_rust" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/saurabh7517/hello_rust on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/saurabh7517/hello_rust [INFO] finished tweaking git repo https://github.com/saurabh7517/hello_rust [INFO] tweaked toml for git repo https://github.com/saurabh7517/hello_rust written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/saurabh7517/hello_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c1caf607676ef83d4ea1afa6b3cc2261a2ed89b0d90700c461fd0d204c9be985 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c1caf607676ef83d4ea1afa6b3cc2261a2ed89b0d90700c461fd0d204c9be985", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c1caf607676ef83d4ea1afa6b3cc2261a2ed89b0d90700c461fd0d204c9be985", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1caf607676ef83d4ea1afa6b3cc2261a2ed89b0d90700c461fd0d204c9be985", kill_on_drop: false }` [INFO] [stdout] c1caf607676ef83d4ea1afa6b3cc2261a2ed89b0d90700c461fd0d204c9be985 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1d477a7de006c51c7353fefdc7f3ff37c86589d0e57927529256aeceb7c97bef [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1d477a7de006c51c7353fefdc7f3ff37c86589d0e57927529256aeceb7c97bef", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling byteorder v1.4.2 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling bstr v0.2.14 [INFO] [stderr] Compiling csv v1.1.5 [INFO] [stderr] Compiling school v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `grade_list` [INFO] [stdout] --> src/main.rs:162:5 [INFO] [stdout] | [INFO] [stdout] 162 | grade_list: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `student_list` [INFO] [stdout] --> src/main.rs:173:5 [INFO] [stdout] | [INFO] [stdout] 173 | student_list: Vec<&'a Student>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.40s [INFO] running `Command { std: "docker" "inspect" "1d477a7de006c51c7353fefdc7f3ff37c86589d0e57927529256aeceb7c97bef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d477a7de006c51c7353fefdc7f3ff37c86589d0e57927529256aeceb7c97bef", kill_on_drop: false }` [INFO] [stdout] 1d477a7de006c51c7353fefdc7f3ff37c86589d0e57927529256aeceb7c97bef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0c12d1c4d983c19475cdaad95cc559f6a688085666de56282f2790badf000036 [INFO] running `Command { std: "docker" "start" "-a" "0c12d1c4d983c19475cdaad95cc559f6a688085666de56282f2790badf000036", kill_on_drop: false }` [INFO] [stderr] Compiling school v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `grade_list` [INFO] [stdout] --> src/main.rs:162:5 [INFO] [stdout] | [INFO] [stdout] 162 | grade_list: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `student_list` [INFO] [stdout] --> src/main.rs:173:5 [INFO] [stdout] | [INFO] [stdout] 173 | student_list: Vec<&'a Student>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "0c12d1c4d983c19475cdaad95cc559f6a688085666de56282f2790badf000036", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c12d1c4d983c19475cdaad95cc559f6a688085666de56282f2790badf000036", kill_on_drop: false }` [INFO] [stdout] 0c12d1c4d983c19475cdaad95cc559f6a688085666de56282f2790badf000036 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 94afb266af5e0e6d7235c79f30de02205182f2e00466cd14293534c03995770c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "94afb266af5e0e6d7235c79f30de02205182f2e00466cd14293534c03995770c", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `grade_list` [INFO] [stderr] --> src/main.rs:162:5 [INFO] [stderr] | [INFO] [stderr] 162 | grade_list: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `student_list` [INFO] [stderr] --> src/main.rs:173:5 [INFO] [stderr] | [INFO] [stderr] 173 | student_list: Vec<&'a Student>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `school` (bin "school" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/school-0ea06b854a49e388) [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" "94afb266af5e0e6d7235c79f30de02205182f2e00466cd14293534c03995770c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94afb266af5e0e6d7235c79f30de02205182f2e00466cd14293534c03995770c", kill_on_drop: false }` [INFO] [stdout] 94afb266af5e0e6d7235c79f30de02205182f2e00466cd14293534c03995770c