[INFO] fetching crate vyper 0.0.1...
[INFO] building vyper-0.0.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate vyper 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate vyper 0.0.1
[INFO] finished tweaking crates.io crate vyper 0.0.1
[INFO] tweaked toml for crates.io crate vyper 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vyper 0.0.1 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 vyper 0.0.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 20582967a54090555b4e85ce0538ec231846a53e4152528a4d34637e66161c4e
[INFO] running `Command { std: "docker" "start" "-a" "20582967a54090555b4e85ce0538ec231846a53e4152528a4d34637e66161c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20582967a54090555b4e85ce0538ec231846a53e4152528a4d34637e66161c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20582967a54090555b4e85ce0538ec231846a53e4152528a4d34637e66161c4e", kill_on_drop: false }`
[INFO] [stdout] 20582967a54090555b4e85ce0538ec231846a53e4152528a4d34637e66161c4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4fbaf53d3bd3bdb2920a32f881708cac0723574fc3c0c7290920fbf48675289d
[INFO] running `Command { std: "docker" "start" "-a" "4fbaf53d3bd3bdb2920a32f881708cac0723574fc3c0c7290920fbf48675289d", kill_on_drop: false }`
[INFO] [stderr]    Compiling vyper v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "4fbaf53d3bd3bdb2920a32f881708cac0723574fc3c0c7290920fbf48675289d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fbaf53d3bd3bdb2920a32f881708cac0723574fc3c0c7290920fbf48675289d", kill_on_drop: false }`
[INFO] [stdout] 4fbaf53d3bd3bdb2920a32f881708cac0723574fc3c0c7290920fbf48675289d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d8eb61e32bf7ab5226a4c3e8aa1f08b5dbba62f4d35a71df00938cb00ee0deec
[INFO] running `Command { std: "docker" "start" "-a" "d8eb61e32bf7ab5226a4c3e8aa1f08b5dbba62f4d35a71df00938cb00ee0deec", kill_on_drop: false }`
[INFO] [stderr]    Compiling vyper v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "d8eb61e32bf7ab5226a4c3e8aa1f08b5dbba62f4d35a71df00938cb00ee0deec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8eb61e32bf7ab5226a4c3e8aa1f08b5dbba62f4d35a71df00938cb00ee0deec", kill_on_drop: false }`
[INFO] [stdout] d8eb61e32bf7ab5226a4c3e8aa1f08b5dbba62f4d35a71df00938cb00ee0deec