[INFO] fetching crate DevCore 0.1.0...
[INFO] testing DevCore-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate DevCore 0.1.0 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate DevCore 0.1.0 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 crates.io crate DevCore 0.1.0
[INFO] finished tweaking crates.io crate DevCore 0.1.0
[INFO] tweaked toml for crates.io crate DevCore 0.1.0 written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b215319de4074c42997cf5cec3776c05ec370527811e4ecf7ed00e6847933fa8
[INFO] running `Command { std: "docker" "start" "-a" "b215319de4074c42997cf5cec3776c05ec370527811e4ecf7ed00e6847933fa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b215319de4074c42997cf5cec3776c05ec370527811e4ecf7ed00e6847933fa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b215319de4074c42997cf5cec3776c05ec370527811e4ecf7ed00e6847933fa8", kill_on_drop: false }`
[INFO] [stdout] b215319de4074c42997cf5cec3776c05ec370527811e4ecf7ed00e6847933fa8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 883bd7b0939c0fc5e03ec0899e71c58482f44d7646060a382bb1df80acf6239a
[INFO] running `Command { std: "docker" "start" "-a" "883bd7b0939c0fc5e03ec0899e71c58482f44d7646060a382bb1df80acf6239a", kill_on_drop: false }`
[INFO] [stderr]    Compiling DevCore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `DevCore` 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: `dev_core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "883bd7b0939c0fc5e03ec0899e71c58482f44d7646060a382bb1df80acf6239a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "883bd7b0939c0fc5e03ec0899e71c58482f44d7646060a382bb1df80acf6239a", kill_on_drop: false }`
[INFO] [stdout] 883bd7b0939c0fc5e03ec0899e71c58482f44d7646060a382bb1df80acf6239a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3ee67c9ad667d4346325bface88ac863a701dff99be5eaf290d158361928d23
[INFO] running `Command { std: "docker" "start" "-a" "f3ee67c9ad667d4346325bface88ac863a701dff99be5eaf290d158361928d23", kill_on_drop: false }`
[INFO] [stderr]    Compiling DevCore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `DevCore` 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: `dev_core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `DevCore` 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: `dev_core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/DevCore-5b85a817c94fc096)
[INFO] running `Command { std: "docker" "inspect" "f3ee67c9ad667d4346325bface88ac863a701dff99be5eaf290d158361928d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3ee67c9ad667d4346325bface88ac863a701dff99be5eaf290d158361928d23", kill_on_drop: false }`
[INFO] [stdout] f3ee67c9ad667d4346325bface88ac863a701dff99be5eaf290d158361928d23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea017d090193ed490a87a3a01f1b0a64bb840e80bb502fde99a11d022807851a
[INFO] running `Command { std: "docker" "start" "-a" "ea017d090193ed490a87a3a01f1b0a64bb840e80bb502fde99a11d022807851a", kill_on_drop: false }`
[INFO] [stderr] warning: crate `DevCore` 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: `dev_core`
[INFO] [stderr] 
[INFO] [stderr] warning: `DevCore` (lib) generated 1 warning
[INFO] [stderr] warning: `DevCore` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/DevCore-5b85a817c94fc096)
[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]    Doc-tests DevCore
[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" "ea017d090193ed490a87a3a01f1b0a64bb840e80bb502fde99a11d022807851a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea017d090193ed490a87a3a01f1b0a64bb840e80bb502fde99a11d022807851a", kill_on_drop: false }`
[INFO] [stdout] ea017d090193ed490a87a3a01f1b0a64bb840e80bb502fde99a11d022807851a