[INFO] cloning repository https://github.com/Osama530/play_primes [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Osama530/play_primes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOsama530%2Fplay_primes", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOsama530%2Fplay_primes'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0b75f8bffc8ccde24167bc8df9c76469c8569e3e [INFO] testing Osama530/play_primes against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOsama530%2Fplay_primes" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Osama530/play_primes on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Osama530/play_primes [INFO] finished tweaking git repo https://github.com/Osama530/play_primes [INFO] tweaked toml for git repo https://github.com/Osama530/play_primes written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/Osama530/play_primes already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 15dde69ac1bcc071efbf437340c03b0f4a5d05b2bef4ead66dbad906350a042f [INFO] running `Command { std: "docker" "start" "-a" "15dde69ac1bcc071efbf437340c03b0f4a5d05b2bef4ead66dbad906350a042f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15dde69ac1bcc071efbf437340c03b0f4a5d05b2bef4ead66dbad906350a042f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15dde69ac1bcc071efbf437340c03b0f4a5d05b2bef4ead66dbad906350a042f", kill_on_drop: false }` [INFO] [stdout] 15dde69ac1bcc071efbf437340c03b0f4a5d05b2bef4ead66dbad906350a042f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] a1b405f5483070748181138ad6db76364809d1a0ad53c38b3a2c2e8cd01eb946 [INFO] running `Command { std: "docker" "start" "-a" "a1b405f5483070748181138ad6db76364809d1a0ad53c38b3a2c2e8cd01eb946", kill_on_drop: false }` [INFO] [stderr] Compiling play_prime v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `age` [INFO] [stdout] --> src/main.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | age: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Students` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:59:10 [INFO] [stdout] | [INFO] [stdout] 59 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] 60 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `timing` [INFO] [stdout] --> src/main.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | timing: String [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Students` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:59:10 [INFO] [stdout] | [INFO] [stdout] 59 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] 60 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_timing` [INFO] [stdout] --> src/main.rs:72:8 [INFO] [stdout] | [INFO] [stdout] 72 | fn get_timing(student: Students)-> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.64s [INFO] running `Command { std: "docker" "inspect" "a1b405f5483070748181138ad6db76364809d1a0ad53c38b3a2c2e8cd01eb946", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1b405f5483070748181138ad6db76364809d1a0ad53c38b3a2c2e8cd01eb946", kill_on_drop: false }` [INFO] [stdout] a1b405f5483070748181138ad6db76364809d1a0ad53c38b3a2c2e8cd01eb946 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aedec4ca7bfa51c3888f9a57ff12ef25dd3ab2ffb8b815acd1d1e1e615e82dfa [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" "aedec4ca7bfa51c3888f9a57ff12ef25dd3ab2ffb8b815acd1d1e1e615e82dfa", kill_on_drop: false }` [INFO] [stderr] Compiling play_prime v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `age` [INFO] [stdout] --> src/main.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | age: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Students` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:59:10 [INFO] [stdout] | [INFO] [stdout] 59 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] 60 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `timing` [INFO] [stdout] --> src/main.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | timing: String [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Students` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:59:10 [INFO] [stdout] | [INFO] [stdout] 59 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] 60 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_timing` [INFO] [stdout] --> src/main.rs:72:8 [INFO] [stdout] | [INFO] [stdout] 72 | fn get_timing(student: Students)-> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.88s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/play_prime-51fb0cebad726ecd) [INFO] running `Command { std: "docker" "inspect" "aedec4ca7bfa51c3888f9a57ff12ef25dd3ab2ffb8b815acd1d1e1e615e82dfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aedec4ca7bfa51c3888f9a57ff12ef25dd3ab2ffb8b815acd1d1e1e615e82dfa", kill_on_drop: false }` [INFO] [stdout] aedec4ca7bfa51c3888f9a57ff12ef25dd3ab2ffb8b815acd1d1e1e615e82dfa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", 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] 7e9dd89be72af1191c6d56fd978b1eb064dc2bd61aa643d5486c4ebfeb82b79c [INFO] running `Command { std: "docker" "start" "-a" "7e9dd89be72af1191c6d56fd978b1eb064dc2bd61aa643d5486c4ebfeb82b79c", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: field is never read: `age` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:63:5 [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] 63 | age: String, [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Students` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:59:10 [INFO] [stderr] | [INFO] [stderr] 59 | #[derive(Clone)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] 60 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `timing` [INFO] [stderr] --> src/main.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | timing: String [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Students` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:59:10 [INFO] [stderr] | [INFO] [stderr] 59 | #[derive(Clone)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] 60 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_timing` [INFO] [stderr] --> src/main.rs:72:8 [INFO] [stderr] | [INFO] [stderr] 72 | fn get_timing(student: Students)-> String { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `play_prime` (bin "play_prime" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/play_prime-51fb0cebad726ecd) [INFO] running `Command { std: "docker" "inspect" "7e9dd89be72af1191c6d56fd978b1eb064dc2bd61aa643d5486c4ebfeb82b79c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e9dd89be72af1191c6d56fd978b1eb064dc2bd61aa643d5486c4ebfeb82b79c", kill_on_drop: false }` [INFO] [stdout] 7e9dd89be72af1191c6d56fd978b1eb064dc2bd61aa643d5486c4ebfeb82b79c