[INFO] cloning repository https://github.com/syedqutaiba/Q1_Assignment_1a [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/syedqutaiba/Q1_Assignment_1a" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyedqutaiba%2FQ1_Assignment_1a", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyedqutaiba%2FQ1_Assignment_1a'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a77c90694ed05774aa99b14f9d588fa26ac94cfa [INFO] testing syedqutaiba/Q1_Assignment_1a 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%2Fsyedqutaiba%2FQ1_Assignment_1a" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/syedqutaiba/Q1_Assignment_1a 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/syedqutaiba/Q1_Assignment_1a [INFO] finished tweaking git repo https://github.com/syedqutaiba/Q1_Assignment_1a [INFO] tweaked toml for git repo https://github.com/syedqutaiba/Q1_Assignment_1a written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/syedqutaiba/Q1_Assignment_1a 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] a0895a20917f0181fe316ee8dcebbc5e9a01cf3c8775b923574c16165f935732 [INFO] running `Command { std: "docker" "start" "-a" "a0895a20917f0181fe316ee8dcebbc5e9a01cf3c8775b923574c16165f935732", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a0895a20917f0181fe316ee8dcebbc5e9a01cf3c8775b923574c16165f935732", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0895a20917f0181fe316ee8dcebbc5e9a01cf3c8775b923574c16165f935732", kill_on_drop: false }` [INFO] [stdout] a0895a20917f0181fe316ee8dcebbc5e9a01cf3c8775b923574c16165f935732 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 1e9de9b7710a12dc1cafc8945196c28d93c631c738b7b0f1a4452545a8eb04f2 [INFO] running `Command { std: "docker" "start" "-a" "1e9de9b7710a12dc1cafc8945196c28d93c631c738b7b0f1a4452545a8eb04f2", kill_on_drop: false }` [INFO] [stderr] Compiling assignment_1a v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:66:10 [INFO] [stdout] | [INFO] [stdout] 66 | let (a, b, c, d, e, f) = tup; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let (a, b, c, d, e, f) = tup; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `d` [INFO] [stdout] --> src/main.rs:66:19 [INFO] [stdout] | [INFO] [stdout] 66 | let (a, b, c, d, e, f) = tup; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `even` [INFO] [stdout] --> src/main.rs:128:9 [INFO] [stdout] | [INFO] [stdout] 128 | for even in 0..6 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_even` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `odd` [INFO] [stdout] --> src/main.rs:140:9 [INFO] [stdout] | [INFO] [stdout] 140 | for odd in 1..6 { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_odd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number` [INFO] [stdout] --> src/main.rs:151:9 [INFO] [stdout] | [INFO] [stdout] 151 | for number in 1..10 { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.70s [INFO] running `Command { std: "docker" "inspect" "1e9de9b7710a12dc1cafc8945196c28d93c631c738b7b0f1a4452545a8eb04f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e9de9b7710a12dc1cafc8945196c28d93c631c738b7b0f1a4452545a8eb04f2", kill_on_drop: false }` [INFO] [stdout] 1e9de9b7710a12dc1cafc8945196c28d93c631c738b7b0f1a4452545a8eb04f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 46c35974b728ace8bb411771b08b6fc7108a95bb593cf23dd1006cfef49af1b6 [INFO] running `Command { std: "docker" "start" "-a" "46c35974b728ace8bb411771b08b6fc7108a95bb593cf23dd1006cfef49af1b6", kill_on_drop: false }` [INFO] [stderr] Compiling assignment_1a v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:66:10 [INFO] [stdout] | [INFO] [stdout] 66 | let (a, b, c, d, e, f) = tup; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let (a, b, c, d, e, f) = tup; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `d` [INFO] [stdout] --> src/main.rs:66:19 [INFO] [stdout] | [INFO] [stdout] 66 | let (a, b, c, d, e, f) = tup; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `even` [INFO] [stdout] --> src/main.rs:128:9 [INFO] [stdout] | [INFO] [stdout] 128 | for even in 0..6 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_even` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `odd` [INFO] [stdout] --> src/main.rs:140:9 [INFO] [stdout] | [INFO] [stdout] 140 | for odd in 1..6 { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_odd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number` [INFO] [stdout] --> src/main.rs:151:9 [INFO] [stdout] | [INFO] [stdout] 151 | for number in 1..10 { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.86s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/assignment_1a-8b2a96d1a918b5fc) [INFO] running `Command { std: "docker" "inspect" "46c35974b728ace8bb411771b08b6fc7108a95bb593cf23dd1006cfef49af1b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46c35974b728ace8bb411771b08b6fc7108a95bb593cf23dd1006cfef49af1b6", kill_on_drop: false }` [INFO] [stdout] 46c35974b728ace8bb411771b08b6fc7108a95bb593cf23dd1006cfef49af1b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] c9b62fe1d9a201474daceaeaf673a37ac30d63f0202f19c4b98f3c25fe1237d0 [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" "c9b62fe1d9a201474daceaeaf673a37ac30d63f0202f19c4b98f3c25fe1237d0", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `a` [INFO] [stdout] [INFO] [stderr] --> src/main.rs:66:10 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 66 | let (a, b, c, d, e, f) = tup; [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/main.rs:66:13 [INFO] [stderr] | [INFO] [stderr] 66 | let (a, b, c, d, e, f) = tup; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `d` [INFO] [stderr] --> src/main.rs:66:19 [INFO] [stderr] | [INFO] [stderr] 66 | let (a, b, c, d, e, f) = tup; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_d` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `even` [INFO] [stderr] --> src/main.rs:128:9 [INFO] [stderr] | [INFO] [stderr] 128 | for even in 0..6 { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_even` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `odd` [INFO] [stderr] --> src/main.rs:140:9 [INFO] [stderr] | [INFO] [stderr] 140 | for odd in 1..6 { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_odd` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `number` [INFO] [stderr] --> src/main.rs:151:9 [INFO] [stderr] | [INFO] [stderr] 151 | for number in 1..10 { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number` [INFO] [stderr] [INFO] [stderr] warning: `assignment_1a` (bin "assignment_1a" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/assignment_1a-8b2a96d1a918b5fc) [INFO] running `Command { std: "docker" "inspect" "c9b62fe1d9a201474daceaeaf673a37ac30d63f0202f19c4b98f3c25fe1237d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9b62fe1d9a201474daceaeaf673a37ac30d63f0202f19c4b98f3c25fe1237d0", kill_on_drop: false }` [INFO] [stdout] c9b62fe1d9a201474daceaeaf673a37ac30d63f0202f19c4b98f3c25fe1237d0