[INFO] fetching crate quicksink 0.1.2...
[INFO] checking quicksink-0.1.2 against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] extracting crate quicksink 0.1.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate quicksink 0.1.2 on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quicksink 0.1.2
[INFO] finished tweaking crates.io crate quicksink 0.1.2
[INFO] tweaked toml for crates.io crate quicksink 0.1.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f730db5e9fbc7747223c5ec42febea96a1c7157410fb66db2f5e312880456a8d
[INFO] running `Command { std: "docker" "start" "-a" "f730db5e9fbc7747223c5ec42febea96a1c7157410fb66db2f5e312880456a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f730db5e9fbc7747223c5ec42febea96a1c7157410fb66db2f5e312880456a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f730db5e9fbc7747223c5ec42febea96a1c7157410fb66db2f5e312880456a8d", kill_on_drop: false }`
[INFO] [stdout] f730db5e9fbc7747223c5ec42febea96a1c7157410fb66db2f5e312880456a8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aedbd0f3975a626f72dc8b4155b4158fcc9180ad4050f7d348f179296bdf5a25
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aedbd0f3975a626f72dc8b4155b4158fcc9180ad4050f7d348f179296bdf5a25", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking async-executor v1.2.0
[INFO] [stderr]     Checking blocking v1.0.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking quicksink v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking polling v1.0.3
[INFO] [stderr]     Checking nb-connect v1.0.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking async-io v1.1.2
[INFO] [stderr]     Checking async-global-executor v1.0.2
[INFO] [stderr]     Checking async-std v1.6.4
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.16s
[INFO] running `Command { std: "docker" "inspect" "aedbd0f3975a626f72dc8b4155b4158fcc9180ad4050f7d348f179296bdf5a25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aedbd0f3975a626f72dc8b4155b4158fcc9180ad4050f7d348f179296bdf5a25", kill_on_drop: false }`
[INFO] [stdout] aedbd0f3975a626f72dc8b4155b4158fcc9180ad4050f7d348f179296bdf5a25