[INFO] cloning repository https://github.com/J-TAG/rust-json-benchmark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/J-TAG/rust-json-benchmark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJ-TAG%2Frust-json-benchmark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJ-TAG%2Frust-json-benchmark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95820a1ad37589481f91a79dec1b171cf0f2530f
[INFO] testing J-TAG/rust-json-benchmark against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJ-TAG%2Frust-json-benchmark" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/J-TAG/rust-json-benchmark 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 git repo https://github.com/J-TAG/rust-json-benchmark
[INFO] finished tweaking git repo https://github.com/J-TAG/rust-json-benchmark
[INFO] tweaked toml for git repo https://github.com/J-TAG/rust-json-benchmark written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/J-TAG/rust-json-benchmark already has a lockfile, it will not be regenerated
[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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 9c8c5f49db3ebc70680fd185e9705d07e0eb7ab6bc9a5201bd36df674e7eeefd
[INFO] running `Command { std: "docker" "start" "-a" "9c8c5f49db3ebc70680fd185e9705d07e0eb7ab6bc9a5201bd36df674e7eeefd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c8c5f49db3ebc70680fd185e9705d07e0eb7ab6bc9a5201bd36df674e7eeefd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8c5f49db3ebc70680fd185e9705d07e0eb7ab6bc9a5201bd36df674e7eeefd", kill_on_drop: false }`
[INFO] [stdout] 9c8c5f49db3ebc70680fd185e9705d07e0eb7ab6bc9a5201bd36df674e7eeefd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] fd2c6d1e508eb51cbe7cad63f7c4511fd6f6ab2d02eac745e9896239e3bdeacc
[INFO] running `Command { std: "docker" "start" "-a" "fd2c6d1e508eb51cbe7cad63f7c4511fd6f6ab2d02eac745e9896239e3bdeacc", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling rust-json-benchmark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.27s
[INFO] running `Command { std: "docker" "inspect" "fd2c6d1e508eb51cbe7cad63f7c4511fd6f6ab2d02eac745e9896239e3bdeacc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd2c6d1e508eb51cbe7cad63f7c4511fd6f6ab2d02eac745e9896239e3bdeacc", kill_on_drop: false }`
[INFO] [stdout] fd2c6d1e508eb51cbe7cad63f7c4511fd6f6ab2d02eac745e9896239e3bdeacc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 86d88d5430466b0562c0a9db1c4eaf5b5191f33e55a19608bb8e0447bb6b3919
[INFO] running `Command { std: "docker" "start" "-a" "86d88d5430466b0562c0a9db1c4eaf5b5191f33e55a19608bb8e0447bb6b3919", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-json-benchmark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.70s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_json_benchmark-361e4ca90012c67e)
[INFO] running `Command { std: "docker" "inspect" "86d88d5430466b0562c0a9db1c4eaf5b5191f33e55a19608bb8e0447bb6b3919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86d88d5430466b0562c0a9db1c4eaf5b5191f33e55a19608bb8e0447bb6b3919", kill_on_drop: false }`
[INFO] [stdout] 86d88d5430466b0562c0a9db1c4eaf5b5191f33e55a19608bb8e0447bb6b3919
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 2b386e1e31182448bd2136b0a6aad689f7787ab5f4b0e228c965cfb7e60be793
[INFO] running `Command { std: "docker" "start" "-a" "2b386e1e31182448bd2136b0a6aad689f7787ab5f4b0e228c965cfb7e60be793", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_json_benchmark-361e4ca90012c67e)
[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" "2b386e1e31182448bd2136b0a6aad689f7787ab5f4b0e228c965cfb7e60be793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b386e1e31182448bd2136b0a6aad689f7787ab5f4b0e228c965cfb7e60be793", kill_on_drop: false }`
[INFO] [stdout] 2b386e1e31182448bd2136b0a6aad689f7787ab5f4b0e228c965cfb7e60be793