[INFO] fetching crate range_union_find 0.4.1...
[INFO] checking range_union_find-0.4.1 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate range_union_find 0.4.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate range_union_find 0.4.1 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate range_union_find 0.4.1
[INFO] finished tweaking crates.io crate range_union_find 0.4.1
[INFO] tweaked toml for crates.io crate range_union_find 0.4.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "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] a19591a38442fdff871f14b168fee3281dbd5e22ef5a46dbe7dce51fe05886de
[INFO] running `Command { std: "docker" "start" "-a" "a19591a38442fdff871f14b168fee3281dbd5e22ef5a46dbe7dce51fe05886de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a19591a38442fdff871f14b168fee3281dbd5e22ef5a46dbe7dce51fe05886de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a19591a38442fdff871f14b168fee3281dbd5e22ef5a46dbe7dce51fe05886de", kill_on_drop: false }`
[INFO] [stdout] a19591a38442fdff871f14b168fee3281dbd5e22ef5a46dbe7dce51fe05886de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 49123cb06902b809d79ec9edf5e39724637578db8b196dd3b0bf9acd47a380ef
[INFO] running `Command { std: "docker" "start" "-a" "49123cb06902b809d79ec9edf5e39724637578db8b196dd3b0bf9acd47a380ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking sorted-vec v0.5.2
[INFO] [stderr]     Checking num-traits v0.2.14
[INFO] [stderr]     Checking proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking syn v1.0.75
[INFO] [stderr]     Checking range_union_find v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking pulldown-cmark v0.8.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking version-sync v0.9.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.88s
[INFO] running `Command { std: "docker" "inspect" "49123cb06902b809d79ec9edf5e39724637578db8b196dd3b0bf9acd47a380ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49123cb06902b809d79ec9edf5e39724637578db8b196dd3b0bf9acd47a380ef", kill_on_drop: false }`
[INFO] [stdout] 49123cb06902b809d79ec9edf5e39724637578db8b196dd3b0bf9acd47a380ef