[INFO] cloning repository https://github.com/Nida759/nida_khan-5
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nida759/nida_khan-5" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNida759%2Fnida_khan-5", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNida759%2Fnida_khan-5'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ab9006325a2be4cc96af56e66cfb2c80cbcd600
[INFO] testing Nida759/nida_khan-5 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNida759%2Fnida_khan-5" "/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/Nida759/nida_khan-5 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Nida759/nida_khan-5
[INFO] finished tweaking git repo https://github.com/Nida759/nida_khan-5
[INFO] tweaked toml for git repo https://github.com/Nida759/nida_khan-5 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Nida759/nida_khan-5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3be3b8a8307ee497ba1444ed55126f2f215cc45da0a1b1f0de93028935116862
[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" "3be3b8a8307ee497ba1444ed55126f2f215cc45da0a1b1f0de93028935116862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3be3b8a8307ee497ba1444ed55126f2f215cc45da0a1b1f0de93028935116862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3be3b8a8307ee497ba1444ed55126f2f215cc45da0a1b1f0de93028935116862", kill_on_drop: false }`
[INFO] [stdout] 3be3b8a8307ee497ba1444ed55126f2f215cc45da0a1b1f0de93028935116862
[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=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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0cef93ec04aa9559be726c2a44b3800a2adaec040b42ee521d7c232bd598fd6
[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" "d0cef93ec04aa9559be726c2a44b3800a2adaec040b42ee521d7c232bd598fd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling Chap103 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `longest`
[INFO] [stdout]  --> src/main.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Chap103` 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: `chap103`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "d0cef93ec04aa9559be726c2a44b3800a2adaec040b42ee521d7c232bd598fd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0cef93ec04aa9559be726c2a44b3800a2adaec040b42ee521d7c232bd598fd6", kill_on_drop: false }`
[INFO] [stdout] d0cef93ec04aa9559be726c2a44b3800a2adaec040b42ee521d7c232bd598fd6
[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=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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] d93ea56eaf25bbb4e8dbf523bd4f1d9b6867985360eee49998d1d0e8bf4364c7
[INFO] running `Command { std: "docker" "start" "-a" "d93ea56eaf25bbb4e8dbf523bd4f1d9b6867985360eee49998d1d0e8bf4364c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling Chap103 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Chap103` 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: `chap103`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "d93ea56eaf25bbb4e8dbf523bd4f1d9b6867985360eee49998d1d0e8bf4364c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d93ea56eaf25bbb4e8dbf523bd4f1d9b6867985360eee49998d1d0e8bf4364c7", kill_on_drop: false }`
[INFO] [stdout] d93ea56eaf25bbb4e8dbf523bd4f1d9b6867985360eee49998d1d0e8bf4364c7
[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=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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed8ef3b1bdd98a5ecbc1aa76fcd16f92645bba40eb9dcaecf19a0ca5a820e0d2
[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" "ed8ef3b1bdd98a5ecbc1aa76fcd16f92645bba40eb9dcaecf19a0ca5a820e0d2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: crate `Chap103` should have a snake case name
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   = help: convert the identifier to snake case: `chap103`
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] warning: `Chap103` (bin "Chap103" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/Chap103-306c675a74d97b44)
[INFO] running `Command { std: "docker" "inspect" "ed8ef3b1bdd98a5ecbc1aa76fcd16f92645bba40eb9dcaecf19a0ca5a820e0d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed8ef3b1bdd98a5ecbc1aa76fcd16f92645bba40eb9dcaecf19a0ca5a820e0d2", kill_on_drop: false }`
[INFO] [stdout] ed8ef3b1bdd98a5ecbc1aa76fcd16f92645bba40eb9dcaecf19a0ca5a820e0d2