[INFO] fetching crate ignore-result 0.2.0...
[INFO] building ignore-result-0.2.0 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate ignore-result 0.2.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate ignore-result 0.2.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ignore-result 0.2.0
[INFO] finished tweaking crates.io crate ignore-result 0.2.0
[INFO] tweaked toml for crates.io crate ignore-result 0.2.0 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 024adc298b59a570d8d880bad8e87041ffea4f5912b79006f091c47221e40652
[INFO] running `Command { std: "docker" "start" "-a" "024adc298b59a570d8d880bad8e87041ffea4f5912b79006f091c47221e40652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "024adc298b59a570d8d880bad8e87041ffea4f5912b79006f091c47221e40652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "024adc298b59a570d8d880bad8e87041ffea4f5912b79006f091c47221e40652", kill_on_drop: false }`
[INFO] [stdout] 024adc298b59a570d8d880bad8e87041ffea4f5912b79006f091c47221e40652
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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 -Zprofile-closures" "-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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 577993b3ac2f4b07e4549c6b0cc32c30cd5c9381e13dbaf1957fbadd6c83ffaa
[INFO] running `Command { std: "docker" "start" "-a" "577993b3ac2f4b07e4549c6b0cc32c30cd5c9381e13dbaf1957fbadd6c83ffaa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ignore-result v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "577993b3ac2f4b07e4549c6b0cc32c30cd5c9381e13dbaf1957fbadd6c83ffaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "577993b3ac2f4b07e4549c6b0cc32c30cd5c9381e13dbaf1957fbadd6c83ffaa", kill_on_drop: false }`
[INFO] [stdout] 577993b3ac2f4b07e4549c6b0cc32c30cd5c9381e13dbaf1957fbadd6c83ffaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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 -Zprofile-closures" "-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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f2ed4f2518ec1e81b0c5d80f1b19558281a1e68f62e4b8156329b4ec4f1206c
[INFO] running `Command { std: "docker" "start" "-a" "9f2ed4f2518ec1e81b0c5d80f1b19558281a1e68f62e4b8156329b4ec4f1206c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ignore-result v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] SG_CR_Eslkdjf: ignore_result, (d6cfc7860875db90, 4ab010883f1d572), 0, 0
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "9f2ed4f2518ec1e81b0c5d80f1b19558281a1e68f62e4b8156329b4ec4f1206c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f2ed4f2518ec1e81b0c5d80f1b19558281a1e68f62e4b8156329b4ec4f1206c", kill_on_drop: false }`
[INFO] [stdout] 9f2ed4f2518ec1e81b0c5d80f1b19558281a1e68f62e4b8156329b4ec4f1206c