[INFO] fetching crate polys 0.4.2...
[INFO] building polys-0.4.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate polys 0.4.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate polys 0.4.2
[INFO] finished tweaking crates.io crate polys 0.4.2
[INFO] tweaked toml for crates.io crate polys 0.4.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate polys 0.4.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b815e0ae258a33c1e77bb7566337b8d6b241edb01f01e07dbc4eb9b60a235fa2
[INFO] running `Command { std: "docker" "start" "-a" "b815e0ae258a33c1e77bb7566337b8d6b241edb01f01e07dbc4eb9b60a235fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b815e0ae258a33c1e77bb7566337b8d6b241edb01f01e07dbc4eb9b60a235fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b815e0ae258a33c1e77bb7566337b8d6b241edb01f01e07dbc4eb9b60a235fa2", kill_on_drop: false }`
[INFO] [stdout] b815e0ae258a33c1e77bb7566337b8d6b241edb01f01e07dbc4eb9b60a235fa2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b29e113e978b0185db08b5ae6ce4d17bdd2afd9d335f8f13fd08e53d38b65261
[INFO] running `Command { std: "docker" "start" "-a" "b29e113e978b0185db08b5ae6ce4d17bdd2afd9d335f8f13fd08e53d38b65261", kill_on_drop: false }`
[INFO] [stderr]    Compiling polys v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "b29e113e978b0185db08b5ae6ce4d17bdd2afd9d335f8f13fd08e53d38b65261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b29e113e978b0185db08b5ae6ce4d17bdd2afd9d335f8f13fd08e53d38b65261", kill_on_drop: false }`
[INFO] [stdout] b29e113e978b0185db08b5ae6ce4d17bdd2afd9d335f8f13fd08e53d38b65261
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cdbfadce6d765c7e24ec07f47d5e40d2193e7208695d060b8dd66091f1dd67bb
[INFO] running `Command { std: "docker" "start" "-a" "cdbfadce6d765c7e24ec07f47d5e40d2193e7208695d060b8dd66091f1dd67bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling polys v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "cdbfadce6d765c7e24ec07f47d5e40d2193e7208695d060b8dd66091f1dd67bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdbfadce6d765c7e24ec07f47d5e40d2193e7208695d060b8dd66091f1dd67bb", kill_on_drop: false }`
[INFO] [stdout] cdbfadce6d765c7e24ec07f47d5e40d2193e7208695d060b8dd66091f1dd67bb