[INFO] fetching crate nonvolatile 0.7.0...
[INFO] checking nonvolatile-0.7.0 against try#5d9095c550fcec9e458ce8d6b0c04a217641db66 for pr-77153
[INFO] extracting crate nonvolatile 0.7.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate nonvolatile 0.7.0 on toolchain 5d9095c550fcec9e458ce8d6b0c04a217641db66
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nonvolatile 0.7.0
[INFO] finished tweaking crates.io crate nonvolatile 0.7.0
[INFO] tweaked toml for crates.io crate nonvolatile 0.7.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded whoami v0.5.3
[INFO] [stderr]   Downloaded sysinfo v0.10.5
[INFO] [stderr]   Downloaded fs_util v0.1.0
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2fc32a9b012c0c6ca00b3499a097b551badd8f17af37daec705af8cad465e46
[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" "c2fc32a9b012c0c6ca00b3499a097b551badd8f17af37daec705af8cad465e46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2fc32a9b012c0c6ca00b3499a097b551badd8f17af37daec705af8cad465e46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2fc32a9b012c0c6ca00b3499a097b551badd8f17af37daec705af8cad465e46", kill_on_drop: false }`
[INFO] [stdout] c2fc32a9b012c0c6ca00b3499a097b551badd8f17af37daec705af8cad465e46
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 658ec60b7cadc089929bbf7037f4138af240e3d8a59075852571fc0a6d42c147
[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" "658ec60b7cadc089929bbf7037f4138af240e3d8a59075852571fc0a6d42c147", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling sysinfo v0.10.5
[INFO] [stderr]     Checking generic_error v0.1.0
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking whoami v0.5.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking fs_util v0.1.0
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking nonvolatile v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.95s
[INFO] running `Command { std: "docker" "inspect" "658ec60b7cadc089929bbf7037f4138af240e3d8a59075852571fc0a6d42c147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "658ec60b7cadc089929bbf7037f4138af240e3d8a59075852571fc0a6d42c147", kill_on_drop: false }`
[INFO] [stdout] 658ec60b7cadc089929bbf7037f4138af240e3d8a59075852571fc0a6d42c147