[INFO] fetching crate my_beginner_crates 0.1.0...
[INFO] testing my_beginner_crates-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate my_beginner_crates 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate my_beginner_crates 0.1.0
[INFO] finished tweaking crates.io crate my_beginner_crates 0.1.0
[INFO] tweaked toml for crates.io crate my_beginner_crates 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate my_beginner_crates 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate my_beginner_crates 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fab0be579740cb68dc678d9e5d366fdadb8bb63653259d13401ba9487e119796
[INFO] running `Command { std: "docker" "start" "-a" "fab0be579740cb68dc678d9e5d366fdadb8bb63653259d13401ba9487e119796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fab0be579740cb68dc678d9e5d366fdadb8bb63653259d13401ba9487e119796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab0be579740cb68dc678d9e5d366fdadb8bb63653259d13401ba9487e119796", kill_on_drop: false }`
[INFO] [stdout] fab0be579740cb68dc678d9e5d366fdadb8bb63653259d13401ba9487e119796
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a5686616f02b26725143f16c6e8cd487f01f8bab170f4f67ed22e191b129d86
[INFO] running `Command { std: "docker" "start" "-a" "1a5686616f02b26725143f16c6e8cd487f01f8bab170f4f67ed22e191b129d86", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_beginner_crates v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "1a5686616f02b26725143f16c6e8cd487f01f8bab170f4f67ed22e191b129d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a5686616f02b26725143f16c6e8cd487f01f8bab170f4f67ed22e191b129d86", kill_on_drop: false }`
[INFO] [stdout] 1a5686616f02b26725143f16c6e8cd487f01f8bab170f4f67ed22e191b129d86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1181efe141a530bd4a4c15df55ac412d1ab856a5169e9eaeb2f9d1ef7a0feead
[INFO] running `Command { std: "docker" "start" "-a" "1181efe141a530bd4a4c15df55ac412d1ab856a5169e9eaeb2f9d1ef7a0feead", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_beginner_crates v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "1181efe141a530bd4a4c15df55ac412d1ab856a5169e9eaeb2f9d1ef7a0feead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1181efe141a530bd4a4c15df55ac412d1ab856a5169e9eaeb2f9d1ef7a0feead", kill_on_drop: false }`
[INFO] [stdout] 1181efe141a530bd4a4c15df55ac412d1ab856a5169e9eaeb2f9d1ef7a0feead
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 00dff49e6c5a60c621c7a0fc5f4b1c89661c314383ddb5d1ad089e2a2d9d681f
[INFO] running `Command { std: "docker" "start" "-a" "00dff49e6c5a60c621c7a0fc5f4b1c89661c314383ddb5d1ad089e2a2d9d681f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/my_beginner_crates-0c5fcd61ea8f67ae)
[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" "00dff49e6c5a60c621c7a0fc5f4b1c89661c314383ddb5d1ad089e2a2d9d681f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00dff49e6c5a60c621c7a0fc5f4b1c89661c314383ddb5d1ad089e2a2d9d681f", kill_on_drop: false }`
[INFO] [stdout] 00dff49e6c5a60c621c7a0fc5f4b1c89661c314383ddb5d1ad089e2a2d9d681f