[INFO] fetching crate rsmc-core 0.3.0...
[INFO] checking rsmc-core-0.3.0 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] extracting crate rsmc-core 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rsmc-core 0.3.0 on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rsmc-core 0.3.0
[INFO] finished tweaking crates.io crate rsmc-core 0.3.0
[INFO] tweaked toml for crates.io crate rsmc-core 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "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] 7096cb850a20f5d3f1fa7ed868064c955995bbe8b2643cab71d9f87e92a103e6
[INFO] running `Command { std: "docker" "start" "-a" "7096cb850a20f5d3f1fa7ed868064c955995bbe8b2643cab71d9f87e92a103e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7096cb850a20f5d3f1fa7ed868064c955995bbe8b2643cab71d9f87e92a103e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7096cb850a20f5d3f1fa7ed868064c955995bbe8b2643cab71d9f87e92a103e6", kill_on_drop: false }`
[INFO] [stdout] 7096cb850a20f5d3f1fa7ed868064c955995bbe8b2643cab71d9f87e92a103e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bd29d92c10dc71c2bc18ec025c4e0588ca22f8ec53f4353fa8c2ced87b9ad3d
[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" "7bd29d92c10dc71c2bc18ec025c4e0588ca22f8ec53f4353fa8c2ced87b9ad3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking murmur3 v0.5.1
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling tokio v1.7.0
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking tokio-stream v0.1.6
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking async-stream v0.3.2
[INFO] [stderr]     Checking tokio-test v0.4.2
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking deadpool v0.7.0
[INFO] [stderr]     Checking rsmc-core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.29s
[INFO] running `Command { std: "docker" "inspect" "7bd29d92c10dc71c2bc18ec025c4e0588ca22f8ec53f4353fa8c2ced87b9ad3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bd29d92c10dc71c2bc18ec025c4e0588ca22f8ec53f4353fa8c2ced87b9ad3d", kill_on_drop: false }`
[INFO] [stdout] 7bd29d92c10dc71c2bc18ec025c4e0588ca22f8ec53f4353fa8c2ced87b9ad3d