[INFO] fetching crate devicemapper 0.28.0...
[INFO] checking devicemapper-0.28.0 against try#1c5262aa6c045a581fb974488793f09ed51fc498 for pr-78376
[INFO] extracting crate devicemapper 0.28.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate devicemapper 0.28.0 on toolchain 1c5262aa6c045a581fb974488793f09ed51fc498
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate devicemapper 0.28.0
[INFO] finished tweaking crates.io crate devicemapper 0.28.0
[INFO] tweaked toml for crates.io crate devicemapper 0.28.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libmount v0.1.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1c5262aa6c045a581fb974488793f09ed51fc498" "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] 0f3434507e030a37780141bba24a092c58503b3aeb91a4259aa86791a1593f35
[INFO] running `Command { std: "docker" "start" "-a" "0f3434507e030a37780141bba24a092c58503b3aeb91a4259aa86791a1593f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f3434507e030a37780141bba24a092c58503b3aeb91a4259aa86791a1593f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f3434507e030a37780141bba24a092c58503b3aeb91a4259aa86791a1593f35", kill_on_drop: false }`
[INFO] [stdout] 0f3434507e030a37780141bba24a092c58503b3aeb91a4259aa86791a1593f35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1c5262aa6c045a581fb974488793f09ed51fc498" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 26ab0b8a47259fcdfe08ce59fedfcfb7809cba7fcf9df0dbbfc5fc4aacb197cf
[INFO] running `Command { std: "docker" "start" "-a" "26ab0b8a47259fcdfe08ce59fedfcfb7809cba7fcf9df0dbbfc5fc4aacb197cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking loopdev v0.2.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]     Checking backtrace v0.3.54
[INFO] [stderr]     Checking libmount v0.1.15
[INFO] [stderr]     Checking devicemapper v0.28.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/testing/test_lib.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     sync::{Once, ONCE_INIT},
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/testing/test_lib.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 | static INIT: Once = ONCE_INIT;
[INFO] [stdout]    |                     ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.46s
[INFO] running `Command { std: "docker" "inspect" "26ab0b8a47259fcdfe08ce59fedfcfb7809cba7fcf9df0dbbfc5fc4aacb197cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ab0b8a47259fcdfe08ce59fedfcfb7809cba7fcf9df0dbbfc5fc4aacb197cf", kill_on_drop: false }`
[INFO] [stdout] 26ab0b8a47259fcdfe08ce59fedfcfb7809cba7fcf9df0dbbfc5fc4aacb197cf