[INFO] cloning repository https://github.com/nivedsanil/Rust-Sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nivedsanil/Rust-Sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnivedsanil%2FRust-Sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnivedsanil%2FRust-Sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 132c49e71383a5f0413a1fd5ac64c3382c8afd07
[INFO] testing nivedsanil/Rust-Sandbox against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnivedsanil%2FRust-Sandbox" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nivedsanil/Rust-Sandbox on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nivedsanil/Rust-Sandbox
[INFO] finished tweaking git repo https://github.com/nivedsanil/Rust-Sandbox
[INFO] tweaked toml for git repo https://github.com/nivedsanil/Rust-Sandbox written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/nivedsanil/Rust-Sandbox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] b1aca4ed31eace479210377925f4c01ff6977bf6fb39df3d783ad8dc54bee30d
[INFO] running `Command { std: "docker" "start" "-a" "b1aca4ed31eace479210377925f4c01ff6977bf6fb39df3d783ad8dc54bee30d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1aca4ed31eace479210377925f4c01ff6977bf6fb39df3d783ad8dc54bee30d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1aca4ed31eace479210377925f4c01ff6977bf6fb39df3d783ad8dc54bee30d", kill_on_drop: false }`
[INFO] [stdout] b1aca4ed31eace479210377925f4c01ff6977bf6fb39df3d783ad8dc54bee30d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] e44d2fd9b93cf482e985ad0fd9970d4217daff582db70a492a60cb168f52770f
[INFO] running `Command { std: "docker" "start" "-a" "e44d2fd9b93cf482e985ad0fd9970d4217daff582db70a492a60cb168f52770f", kill_on_drop: false }`
[INFO] [stderr]    Compiling Rust-Sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Rust_Sandbox` 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: `rust_sandbox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "e44d2fd9b93cf482e985ad0fd9970d4217daff582db70a492a60cb168f52770f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e44d2fd9b93cf482e985ad0fd9970d4217daff582db70a492a60cb168f52770f", kill_on_drop: false }`
[INFO] [stdout] e44d2fd9b93cf482e985ad0fd9970d4217daff582db70a492a60cb168f52770f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b26f986718cafe7826cc042e171f07dba23c6936e71761ee9a5cfb199b7649e0
[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" "b26f986718cafe7826cc042e171f07dba23c6936e71761ee9a5cfb199b7649e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling Rust-Sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Rust_Sandbox` 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: `rust_sandbox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "b26f986718cafe7826cc042e171f07dba23c6936e71761ee9a5cfb199b7649e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b26f986718cafe7826cc042e171f07dba23c6936e71761ee9a5cfb199b7649e0", kill_on_drop: false }`
[INFO] [stdout] b26f986718cafe7826cc042e171f07dba23c6936e71761ee9a5cfb199b7649e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 964be86ff542db80f1b824d658fa9f5639fae17cf2a4a4a7f2b61e0fc6cda01d
[INFO] running `Command { std: "docker" "start" "-a" "964be86ff542db80f1b824d658fa9f5639fae17cf2a4a4a7f2b61e0fc6cda01d", kill_on_drop: false }`
[INFO] [stderr] warning: crate `Rust_Sandbox` 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: `rust_sandbox`
[INFO] [stderr] 
[INFO] [stderr] warning: `Rust-Sandbox` (bin "Rust-Sandbox" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/Rust_Sandbox-5c8c2dbb06764bc2)
[INFO] running `Command { std: "docker" "inspect" "964be86ff542db80f1b824d658fa9f5639fae17cf2a4a4a7f2b61e0fc6cda01d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "964be86ff542db80f1b824d658fa9f5639fae17cf2a4a4a7f2b61e0fc6cda01d", kill_on_drop: false }`
[INFO] [stdout] 964be86ff542db80f1b824d658fa9f5639fae17cf2a4a4a7f2b61e0fc6cda01d