[INFO] fetching crate serde_starlark 0.1.19...
[INFO] building serde_starlark-0.1.19 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate serde_starlark 0.1.19 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate serde_starlark 0.1.19
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate serde_starlark 0.1.19
[INFO] tweaked toml for crates.io crate serde_starlark 0.1.19 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_starlark 0.1.19 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serde_starlark 0.1.19 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded expect-test v1.5.1
[INFO] [stderr]   Downloaded dissimilar v1.0.10
[INFO] [stderr]   Downloaded serde_derive v1.0.223
[INFO] [stderr]   Downloaded serde v1.0.223
[INFO] [stderr]   Downloaded serde_core v1.0.223
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24dc2e8aecd65d8546684cc8b4aaf33508d55e3979bc12e9e5de231be411faaf
[INFO] running `Command { std: "docker" "start" "-a" "24dc2e8aecd65d8546684cc8b4aaf33508d55e3979bc12e9e5de231be411faaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24dc2e8aecd65d8546684cc8b4aaf33508d55e3979bc12e9e5de231be411faaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24dc2e8aecd65d8546684cc8b4aaf33508d55e3979bc12e9e5de231be411faaf", kill_on_drop: false }`
[INFO] [stdout] 24dc2e8aecd65d8546684cc8b4aaf33508d55e3979bc12e9e5de231be411faaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99d07843780b2c8b8e36e48457c2758117144744a79555c75e0317cd2a12eb67
[INFO] running `Command { std: "docker" "start" "-a" "99d07843780b2c8b8e36e48457c2758117144744a79555c75e0317cd2a12eb67", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.223
[INFO] [stderr]    Compiling serde_starlark v0.1.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.41s
[INFO] running `Command { std: "docker" "inspect" "99d07843780b2c8b8e36e48457c2758117144744a79555c75e0317cd2a12eb67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99d07843780b2c8b8e36e48457c2758117144744a79555c75e0317cd2a12eb67", kill_on_drop: false }`
[INFO] [stdout] 99d07843780b2c8b8e36e48457c2758117144744a79555c75e0317cd2a12eb67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 917ed8764c650f26baf9911fd619ed261fdfad7dd37b230a0ab86810b0b174d9
[INFO] running `Command { std: "docker" "start" "-a" "917ed8764c650f26baf9911fd619ed261fdfad7dd37b230a0ab86810b0b174d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.223
[INFO] [stderr]    Compiling serde v1.0.223
[INFO] [stderr]    Compiling dissimilar v1.0.10
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling expect-test v1.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.223
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling serde_starlark v0.1.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.73s
[INFO] running `Command { std: "docker" "inspect" "917ed8764c650f26baf9911fd619ed261fdfad7dd37b230a0ab86810b0b174d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "917ed8764c650f26baf9911fd619ed261fdfad7dd37b230a0ab86810b0b174d9", kill_on_drop: false }`
[INFO] [stdout] 917ed8764c650f26baf9911fd619ed261fdfad7dd37b230a0ab86810b0b174d9
