[INFO] cloning repository https://github.com/BilalChaudry9/Quater2_assignment4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BilalChaudry9/Quater2_assignment4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBilalChaudry9%2FQuater2_assignment4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBilalChaudry9%2FQuater2_assignment4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a4226a34702a00a4ef5ff017249932d3f7e985b
[INFO] testing BilalChaudry9/Quater2_assignment4 against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBilalChaudry9%2FQuater2_assignment4" "/workspace/builds/worker-93/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BilalChaudry9/Quater2_assignment4 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BilalChaudry9/Quater2_assignment4
[INFO] finished tweaking git repo https://github.com/BilalChaudry9/Quater2_assignment4
[INFO] tweaked toml for git repo https://github.com/BilalChaudry9/Quater2_assignment4 written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] crate git repo https://github.com/BilalChaudry9/Quater2_assignment4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 481d5e92cd5c0a14c80fe0d05ce27b1a43f3fb96c5b7e7ed583679a26f27246e
[INFO] running `Command { std: "docker" "start" "-a" "481d5e92cd5c0a14c80fe0d05ce27b1a43f3fb96c5b7e7ed583679a26f27246e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "481d5e92cd5c0a14c80fe0d05ce27b1a43f3fb96c5b7e7ed583679a26f27246e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "481d5e92cd5c0a14c80fe0d05ce27b1a43f3fb96c5b7e7ed583679a26f27246e", kill_on_drop: false }`
[INFO] [stdout] 481d5e92cd5c0a14c80fe0d05ce27b1a43f3fb96c5b7e7ed583679a26f27246e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c73e5361202347ff99349870e0486e5f16f69a6b928056ff193a48fa0fd4763a
[INFO] running `Command { std: "docker" "start" "-a" "c73e5361202347ff99349870e0486e5f16f69a6b928056ff193a48fa0fd4763a", kill_on_drop: false }`
[INFO] [stderr]    Compiling Quater2_assignment4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Quater2_assignment4` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `quater2_assignment4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "c73e5361202347ff99349870e0486e5f16f69a6b928056ff193a48fa0fd4763a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c73e5361202347ff99349870e0486e5f16f69a6b928056ff193a48fa0fd4763a", kill_on_drop: false }`
[INFO] [stdout] c73e5361202347ff99349870e0486e5f16f69a6b928056ff193a48fa0fd4763a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfef2e2a3f05e7169694c5711b3201b14873083e5cdb1896d315c85ef4abe650
[INFO] running `Command { std: "docker" "start" "-a" "cfef2e2a3f05e7169694c5711b3201b14873083e5cdb1896d315c85ef4abe650", kill_on_drop: false }`
[INFO] [stderr]    Compiling Quater2_assignment4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Quater2_assignment4` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `quater2_assignment4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "cfef2e2a3f05e7169694c5711b3201b14873083e5cdb1896d315c85ef4abe650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfef2e2a3f05e7169694c5711b3201b14873083e5cdb1896d315c85ef4abe650", kill_on_drop: false }`
[INFO] [stdout] cfef2e2a3f05e7169694c5711b3201b14873083e5cdb1896d315c85ef4abe650
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f8abe97576588369095ff03e67be93a4e63d996d75be7e7bd27b72d767fceffb
[INFO] running `Command { std: "docker" "start" "-a" "f8abe97576588369095ff03e67be93a4e63d996d75be7e7bd27b72d767fceffb", kill_on_drop: false }`
[INFO] [stderr] warning: crate `Quater2_assignment4` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `quater2_assignment4`
[INFO] [stderr] 
[INFO] [stderr] warning: `Quater2_assignment4` (bin "Quater2_assignment4" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/Quater2_assignment4-be0182e9ea2eb6dd)
[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" "f8abe97576588369095ff03e67be93a4e63d996d75be7e7bd27b72d767fceffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8abe97576588369095ff03e67be93a4e63d996d75be7e7bd27b72d767fceffb", kill_on_drop: false }`
[INFO] [stdout] f8abe97576588369095ff03e67be93a4e63d996d75be7e7bd27b72d767fceffb