[INFO] fetching crate ptr-union 2.3.0...
[INFO] building ptr-union-2.3.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate ptr-union 2.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate ptr-union 2.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ptr-union 2.3.0
[INFO] tweaked toml for crates.io crate ptr-union 2.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ptr-union 2.3.0 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 ptr-union 2.3.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded erasable v1.2.1
[INFO] [stderr]   Downloaded paste v1.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5817ed0afc772d17716827f1794d48628dfa7131d1800cef56724294d5964082
[INFO] running `Command { std: "docker" "start" "-a" "5817ed0afc772d17716827f1794d48628dfa7131d1800cef56724294d5964082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5817ed0afc772d17716827f1794d48628dfa7131d1800cef56724294d5964082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5817ed0afc772d17716827f1794d48628dfa7131d1800cef56724294d5964082", kill_on_drop: false }`
[INFO] [stdout] 5817ed0afc772d17716827f1794d48628dfa7131d1800cef56724294d5964082
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c0619e0378c018c757808cea292dccb1468bfcddd999301ea4cc64cfc355bb8d
[INFO] running `Command { std: "docker" "start" "-a" "c0619e0378c018c757808cea292dccb1468bfcddd999301ea4cc64cfc355bb8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling erasable v1.2.1
[INFO] [stderr]    Compiling ptr-union v2.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "c0619e0378c018c757808cea292dccb1468bfcddd999301ea4cc64cfc355bb8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0619e0378c018c757808cea292dccb1468bfcddd999301ea4cc64cfc355bb8d", kill_on_drop: false }`
[INFO] [stdout] c0619e0378c018c757808cea292dccb1468bfcddd999301ea4cc64cfc355bb8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e86ab1558d5cbfe568293f4a9a49de7f9010093547a5c58f5c83a1737dd1a0c3
[INFO] running `Command { std: "docker" "start" "-a" "e86ab1558d5cbfe568293f4a9a49de7f9010093547a5c58f5c83a1737dd1a0c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling ptr-union v2.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "e86ab1558d5cbfe568293f4a9a49de7f9010093547a5c58f5c83a1737dd1a0c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e86ab1558d5cbfe568293f4a9a49de7f9010093547a5c58f5c83a1737dd1a0c3", kill_on_drop: false }`
[INFO] [stdout] e86ab1558d5cbfe568293f4a9a49de7f9010093547a5c58f5c83a1737dd1a0c3