[INFO] fetching crate Ariel 0.1.0...
[INFO] testing Ariel-0.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate Ariel 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate Ariel 0.1.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate Ariel 0.1.0
[INFO] finished tweaking crates.io crate Ariel 0.1.0
[INFO] tweaked toml for crates.io crate Ariel 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate Ariel 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac4779fc5026199ee1bcd49a8599575efdfc2f6ed8763cb30bd2dd5fa9d0c76f
[INFO] running `Command { std: "docker" "start" "-a" "ac4779fc5026199ee1bcd49a8599575efdfc2f6ed8763cb30bd2dd5fa9d0c76f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac4779fc5026199ee1bcd49a8599575efdfc2f6ed8763cb30bd2dd5fa9d0c76f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac4779fc5026199ee1bcd49a8599575efdfc2f6ed8763cb30bd2dd5fa9d0c76f", kill_on_drop: false }`
[INFO] [stdout] ac4779fc5026199ee1bcd49a8599575efdfc2f6ed8763cb30bd2dd5fa9d0c76f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ac174ab0d1f289b0fbbdb7637c1e01218598f94e9d9e93b997188b3acc78b59
[INFO] running `Command { std: "docker" "start" "-a" "2ac174ab0d1f289b0fbbdb7637c1e01218598f94e9d9e93b997188b3acc78b59", kill_on_drop: false }`
[INFO] [stderr]    Compiling Ariel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Ariel` 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: `ariel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "2ac174ab0d1f289b0fbbdb7637c1e01218598f94e9d9e93b997188b3acc78b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ac174ab0d1f289b0fbbdb7637c1e01218598f94e9d9e93b997188b3acc78b59", kill_on_drop: false }`
[INFO] [stdout] 2ac174ab0d1f289b0fbbdb7637c1e01218598f94e9d9e93b997188b3acc78b59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6191229d374155dabae803c3755f7713645aa6dd74a2290df72e6ff81012f3ac
[INFO] running `Command { std: "docker" "start" "-a" "6191229d374155dabae803c3755f7713645aa6dd74a2290df72e6ff81012f3ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling Ariel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Ariel` 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: `ariel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "6191229d374155dabae803c3755f7713645aa6dd74a2290df72e6ff81012f3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6191229d374155dabae803c3755f7713645aa6dd74a2290df72e6ff81012f3ac", kill_on_drop: false }`
[INFO] [stdout] 6191229d374155dabae803c3755f7713645aa6dd74a2290df72e6ff81012f3ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3837fb28626bd7bce6adff413a362bcbe5cc7b009395d02f3c6067931c70ea67
[INFO] running `Command { std: "docker" "start" "-a" "3837fb28626bd7bce6adff413a362bcbe5cc7b009395d02f3c6067931c70ea67", kill_on_drop: false }`
[INFO] [stderr] warning: crate `Ariel` 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: `ariel`
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/Ariel-6dda3e01eec9105b)
[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" "3837fb28626bd7bce6adff413a362bcbe5cc7b009395d02f3c6067931c70ea67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3837fb28626bd7bce6adff413a362bcbe5cc7b009395d02f3c6067931c70ea67", kill_on_drop: false }`
[INFO] [stdout] 3837fb28626bd7bce6adff413a362bcbe5cc7b009395d02f3c6067931c70ea67