[INFO] fetching crate peeking_take_while 0.1.2...
[INFO] building peeking_take_while-0.1.2 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate peeking_take_while 0.1.2 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate peeking_take_while 0.1.2 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 peeking_take_while 0.1.2
[INFO] finished tweaking crates.io crate peeking_take_while 0.1.2
[INFO] tweaked toml for crates.io crate peeking_take_while 0.1.2 written to /workspace/builds/worker-102/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] [stderr]     Blocking waiting for file lock on package cache
[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-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 3ac87ea104e320b7c2ff0617aa2092a30ee79229092b515c63bf79356734fecc
[INFO] running `Command { std: "docker" "start" "-a" "3ac87ea104e320b7c2ff0617aa2092a30ee79229092b515c63bf79356734fecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ac87ea104e320b7c2ff0617aa2092a30ee79229092b515c63bf79356734fecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ac87ea104e320b7c2ff0617aa2092a30ee79229092b515c63bf79356734fecc", kill_on_drop: false }`
[INFO] [stdout] 3ac87ea104e320b7c2ff0617aa2092a30ee79229092b515c63bf79356734fecc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 57c9382d04034b4913d894685dbec8a80fc3e2cb88e7eb77937eb4c57da4ea32
[INFO] running `Command { std: "docker" "start" "-a" "57c9382d04034b4913d894685dbec8a80fc3e2cb88e7eb77937eb4c57da4ea32", kill_on_drop: false }`
[INFO] [stderr]    Compiling peeking_take_while v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "57c9382d04034b4913d894685dbec8a80fc3e2cb88e7eb77937eb4c57da4ea32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57c9382d04034b4913d894685dbec8a80fc3e2cb88e7eb77937eb4c57da4ea32", kill_on_drop: false }`
[INFO] [stdout] 57c9382d04034b4913d894685dbec8a80fc3e2cb88e7eb77937eb4c57da4ea32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] a3cf08d663075431d58662bae45ed67832311be62122a08640a08e8cbd543ba7
[INFO] running `Command { std: "docker" "start" "-a" "a3cf08d663075431d58662bae45ed67832311be62122a08640a08e8cbd543ba7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling peeking_take_while v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "a3cf08d663075431d58662bae45ed67832311be62122a08640a08e8cbd543ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3cf08d663075431d58662bae45ed67832311be62122a08640a08e8cbd543ba7", kill_on_drop: false }`
[INFO] [stdout] a3cf08d663075431d58662bae45ed67832311be62122a08640a08e8cbd543ba7