[INFO] fetching crate nonvolatile 0.7.0...
[INFO] checking nonvolatile-0.7.0 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] extracting crate nonvolatile 0.7.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate nonvolatile 0.7.0 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sysinfo v0.10.5
[INFO] [stderr]   Downloaded generic_error v0.1.0
[INFO] [stderr]   Downloaded fs_util v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "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] 317d0f2aaac266b8d7ca92aadfec224f38089096d03a30eb541fb33a0de1815d
[INFO] running `Command { std: "docker" "start" "-a" "317d0f2aaac266b8d7ca92aadfec224f38089096d03a30eb541fb33a0de1815d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "317d0f2aaac266b8d7ca92aadfec224f38089096d03a30eb541fb33a0de1815d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "317d0f2aaac266b8d7ca92aadfec224f38089096d03a30eb541fb33a0de1815d", kill_on_drop: false }`
[INFO] [stdout] 317d0f2aaac266b8d7ca92aadfec224f38089096d03a30eb541fb33a0de1815d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2921cb73832c12a0206d880e7a9e90545fd9f685e721c9a87268ac20aed6d61
[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" "c2921cb73832c12a0206d880e7a9e90545fd9f685e721c9a87268ac20aed6d61", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling sysinfo v0.10.5
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking generic_error v0.1.0
[INFO] [stderr]     Checking whoami v0.5.3
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking fs_util v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking nonvolatile v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.79s
[INFO] running `Command { std: "docker" "inspect" "c2921cb73832c12a0206d880e7a9e90545fd9f685e721c9a87268ac20aed6d61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2921cb73832c12a0206d880e7a9e90545fd9f685e721c9a87268ac20aed6d61", kill_on_drop: false }`
[INFO] [stdout] c2921cb73832c12a0206d880e7a9e90545fd9f685e721c9a87268ac20aed6d61