[INFO] fetching crate randselect 0.2.4...
[INFO] checking randselect-0.2.4 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate randselect 0.2.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate randselect 0.2.4 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate randselect 0.2.4
[INFO] finished tweaking crates.io crate randselect 0.2.4
[INFO] tweaked toml for crates.io crate randselect 0.2.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 887bef2c5dde250206b25df5db9b270daf1e5ed9b14729e4ee154eb4f351a066
[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" "887bef2c5dde250206b25df5db9b270daf1e5ed9b14729e4ee154eb4f351a066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "887bef2c5dde250206b25df5db9b270daf1e5ed9b14729e4ee154eb4f351a066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "887bef2c5dde250206b25df5db9b270daf1e5ed9b14729e4ee154eb4f351a066", kill_on_drop: false }`
[INFO] [stdout] 887bef2c5dde250206b25df5db9b270daf1e5ed9b14729e4ee154eb4f351a066
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f2aa1de802d32dbe17a0c5e396957965d0d6e88f1f24b7308db128351f4356a
[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" "0f2aa1de802d32dbe17a0c5e396957965d0d6e88f1f24b7308db128351f4356a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking human-panic v1.0.3
[INFO] [stderr]     Checking fern v0.5.9
[INFO] [stderr]     Checking randselect v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.49s
[INFO] running `Command { std: "docker" "inspect" "0f2aa1de802d32dbe17a0c5e396957965d0d6e88f1f24b7308db128351f4356a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f2aa1de802d32dbe17a0c5e396957965d0d6e88f1f24b7308db128351f4356a", kill_on_drop: false }`
[INFO] [stdout] 0f2aa1de802d32dbe17a0c5e396957965d0d6e88f1f24b7308db128351f4356a