[INFO] fetching crate simple-mutex 1.1.5...
[INFO] checking simple-mutex-1.1.5 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate simple-mutex 1.1.5 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate simple-mutex 1.1.5 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple-mutex 1.1.5
[INFO] finished tweaking crates.io crate simple-mutex 1.1.5
[INFO] tweaked toml for crates.io crate simple-mutex 1.1.5 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate simple-mutex 1.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a4a7b7ab4bcf2347c944660ab6a630fd0c21ee6ba5367879ef95c3be6d35717
[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" "1a4a7b7ab4bcf2347c944660ab6a630fd0c21ee6ba5367879ef95c3be6d35717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a4a7b7ab4bcf2347c944660ab6a630fd0c21ee6ba5367879ef95c3be6d35717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a4a7b7ab4bcf2347c944660ab6a630fd0c21ee6ba5367879ef95c3be6d35717", kill_on_drop: false }`
[INFO] [stdout] 1a4a7b7ab4bcf2347c944660ab6a630fd0c21ee6ba5367879ef95c3be6d35717
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a941c4c2248300f5961449ffce9d0f0850941fbb2421cdb8c20a90ca68e5652
[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" "3a941c4c2248300f5961449ffce9d0f0850941fbb2421cdb8c20a90ca68e5652", kill_on_drop: false }`
[INFO] [stderr]     Checking simple-mutex v1.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "3a941c4c2248300f5961449ffce9d0f0850941fbb2421cdb8c20a90ca68e5652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a941c4c2248300f5961449ffce9d0f0850941fbb2421cdb8c20a90ca68e5652", kill_on_drop: false }`
[INFO] [stdout] 3a941c4c2248300f5961449ffce9d0f0850941fbb2421cdb8c20a90ca68e5652