[INFO] fetching crate cell-gc-derive 0.2.1...
[INFO] testing cell-gc-derive-0.2.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate cell-gc-derive 0.2.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate cell-gc-derive 0.2.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cell-gc-derive 0.2.1
[INFO] finished tweaking crates.io crate cell-gc-derive 0.2.1
[INFO] tweaked toml for crates.io crate cell-gc-derive 0.2.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf88e308296f6ee3ea5ba5b784fe3ddd72a124760204e03cc2e4959df0854230
[INFO] running `Command { std: "docker" "start" "-a" "cf88e308296f6ee3ea5ba5b784fe3ddd72a124760204e03cc2e4959df0854230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf88e308296f6ee3ea5ba5b784fe3ddd72a124760204e03cc2e4959df0854230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf88e308296f6ee3ea5ba5b784fe3ddd72a124760204e03cc2e4959df0854230", kill_on_drop: false }`
[INFO] [stdout] cf88e308296f6ee3ea5ba5b784fe3ddd72a124760204e03cc2e4959df0854230
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eb0e3b74b5475fdafe72dafd4abd78b56a81a09ca4cf5c88bea91fcc72078c8
[INFO] running `Command { std: "docker" "start" "-a" "0eb0e3b74b5475fdafe72dafd4abd78b56a81a09ca4cf5c88bea91fcc72078c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling cell-gc-derive v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.90s
[INFO] running `Command { std: "docker" "inspect" "0eb0e3b74b5475fdafe72dafd4abd78b56a81a09ca4cf5c88bea91fcc72078c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eb0e3b74b5475fdafe72dafd4abd78b56a81a09ca4cf5c88bea91fcc72078c8", kill_on_drop: false }`
[INFO] [stdout] 0eb0e3b74b5475fdafe72dafd4abd78b56a81a09ca4cf5c88bea91fcc72078c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15d66bea7bd1019c8c4781d9b69c60d36c9967822088e615538a27a6e23d94d5
[INFO] running `Command { std: "docker" "start" "-a" "15d66bea7bd1019c8c4781d9b69c60d36c9967822088e615538a27a6e23d94d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cell-gc-derive v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "15d66bea7bd1019c8c4781d9b69c60d36c9967822088e615538a27a6e23d94d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15d66bea7bd1019c8c4781d9b69c60d36c9967822088e615538a27a6e23d94d5", kill_on_drop: false }`
[INFO] [stdout] 15d66bea7bd1019c8c4781d9b69c60d36c9967822088e615538a27a6e23d94d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b9361cbff980a09d8b7c13d36b76e6e2d7bde9bccee674bc69fe47fb91e7c6f6
[INFO] running `Command { std: "docker" "start" "-a" "b9361cbff980a09d8b7c13d36b76e6e2d7bde9bccee674bc69fe47fb91e7c6f6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cell_gc_derive-679582f9c3dffb83)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests cell-gc-derive
[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] [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" "b9361cbff980a09d8b7c13d36b76e6e2d7bde9bccee674bc69fe47fb91e7c6f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9361cbff980a09d8b7c13d36b76e6e2d7bde9bccee674bc69fe47fb91e7c6f6", kill_on_drop: false }`
[INFO] [stdout] b9361cbff980a09d8b7c13d36b76e6e2d7bde9bccee674bc69fe47fb91e7c6f6