[INFO] fetching crate qcell 0.5.5...
[INFO] building qcell-0.5.5 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate qcell 0.5.5 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate qcell 0.5.5
[INFO] finished tweaking crates.io crate qcell 0.5.5
[INFO] tweaked toml for crates.io crate qcell 0.5.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate qcell 0.5.5 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 qcell 0.5.5 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 exclusion-set v0.1.2
[INFO] [stderr]   Downloaded syn v2.0.25
[INFO] [stderr]   Downloaded regex v1.9.1
[INFO] [stderr]   Downloaded tracing-attributes v0.1.26
[INFO] [stderr]   Downloaded rustversion v1.0.13
[INFO] [stderr]   Downloaded windows-targets v0.48.1
[INFO] [stderr]   Downloaded generativity v1.0.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.64
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.17
[INFO] [stderr]   Downloaded regex-automata v0.3.3
[INFO] [stderr]   Downloaded regex-syntax v0.7.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3e32c5d0a052d9feef9f585f31b9515d0b03b0f224c482e38f888aed60d86f67
[INFO] running `Command { std: "docker" "start" "-a" "3e32c5d0a052d9feef9f585f31b9515d0b03b0f224c482e38f888aed60d86f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e32c5d0a052d9feef9f585f31b9515d0b03b0f224c482e38f888aed60d86f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e32c5d0a052d9feef9f585f31b9515d0b03b0f224c482e38f888aed60d86f67", kill_on_drop: false }`
[INFO] [stdout] 3e32c5d0a052d9feef9f585f31b9515d0b03b0f224c482e38f888aed60d86f67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a374df141296a5753f4dc963abb99e86de53220446a224ccf5bd597876f67d2d
[INFO] running `Command { std: "docker" "start" "-a" "a374df141296a5753f4dc963abb99e86de53220446a224ccf5bd597876f67d2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling qcell v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "a374df141296a5753f4dc963abb99e86de53220446a224ccf5bd597876f67d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a374df141296a5753f4dc963abb99e86de53220446a224ccf5bd597876f67d2d", kill_on_drop: false }`
[INFO] [stdout] a374df141296a5753f4dc963abb99e86de53220446a224ccf5bd597876f67d2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] de9d899ed1468cc785d6266d441151ecf3cbf3ddf19e0da8939eeef0ae2fafbe
[INFO] running `Command { std: "docker" "start" "-a" "de9d899ed1468cc785d6266d441151ecf3cbf3ddf19e0da8939eeef0ae2fafbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling pin-project-internal v1.1.2
[INFO] [stderr]    Compiling pin-project v1.1.2
[INFO] [stderr]    Compiling qcell v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.27s
[INFO] running `Command { std: "docker" "inspect" "de9d899ed1468cc785d6266d441151ecf3cbf3ddf19e0da8939eeef0ae2fafbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de9d899ed1468cc785d6266d441151ecf3cbf3ddf19e0da8939eeef0ae2fafbe", kill_on_drop: false }`
[INFO] [stdout] de9d899ed1468cc785d6266d441151ecf3cbf3ddf19e0da8939eeef0ae2fafbe