[INFO] fetching crate kvm-sys 0.3.0...
[INFO] testing kvm-sys-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate kvm-sys 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate kvm-sys 0.3.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kvm-sys 0.3.0
[INFO] finished tweaking crates.io crate kvm-sys 0.3.0
[INFO] tweaked toml for crates.io crate kvm-sys 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate kvm-sys 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e820dba650ec85b1898268ba7ad8b8fb2b91e134e754e8ef19aca746e303141
[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" "1e820dba650ec85b1898268ba7ad8b8fb2b91e134e754e8ef19aca746e303141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e820dba650ec85b1898268ba7ad8b8fb2b91e134e754e8ef19aca746e303141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e820dba650ec85b1898268ba7ad8b8fb2b91e134e754e8ef19aca746e303141", kill_on_drop: false }`
[INFO] [stdout] 1e820dba650ec85b1898268ba7ad8b8fb2b91e134e754e8ef19aca746e303141
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37cfb33f7d1aa6c65cc741451b34be9bdab940f2286eff79b07f86ac7f068fef
[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" "37cfb33f7d1aa6c65cc741451b34be9bdab940f2286eff79b07f86ac7f068fef", kill_on_drop: false }`
[INFO] [stderr]    Compiling kvm-sys v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling errno v0.1.8
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stdout] warning: use of deprecated function `gcc::compile_library`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]   --> build.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     gcc::compile_library("libkvm.a", &["src/kvm.c"]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling memmap v0.2.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:813:17
[INFO] [stdout]     |
[INFO] [stdout] 813 |         let f = try!(OpenOptions::new()
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:970:17
[INFO] [stdout]     |
[INFO] [stdout] 970 |         let m = try!(Mmap::open_with_offset(&fd,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.87s
[INFO] running `Command { std: "docker" "inspect" "37cfb33f7d1aa6c65cc741451b34be9bdab940f2286eff79b07f86ac7f068fef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37cfb33f7d1aa6c65cc741451b34be9bdab940f2286eff79b07f86ac7f068fef", kill_on_drop: false }`
[INFO] [stdout] 37cfb33f7d1aa6c65cc741451b34be9bdab940f2286eff79b07f86ac7f068fef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 265f749db8fbe82a7fcb17c714f1e5083dad5071bc7ba3c902454471e3749435
[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" "265f749db8fbe82a7fcb17c714f1e5083dad5071bc7ba3c902454471e3749435", kill_on_drop: false }`
[INFO] [stderr]    Compiling kvm-sys v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `gcc::compile_library`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]   --> build.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     gcc::compile_library("libkvm.a", &["src/kvm.c"]);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:813:17
[INFO] [stdout]     |
[INFO] [stdout] 813 |         let f = try!(OpenOptions::new()
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:970:17
[INFO] [stdout]     |
[INFO] [stdout] 970 |         let m = try!(Mmap::open_with_offset(&fd,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `kvm`
[INFO] [stdout]  --> examples/ioread.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate kvm;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kvm-sys`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:813:17
[INFO] [stdout]     |
[INFO] [stdout] 813 |         let f = try!(OpenOptions::new()
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:970:17
[INFO] [stdout]     |
[INFO] [stdout] 970 |         let m = try!(Mmap::open_with_offset(&fd,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "265f749db8fbe82a7fcb17c714f1e5083dad5071bc7ba3c902454471e3749435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "265f749db8fbe82a7fcb17c714f1e5083dad5071bc7ba3c902454471e3749435", kill_on_drop: false }`
[INFO] [stdout] 265f749db8fbe82a7fcb17c714f1e5083dad5071bc7ba3c902454471e3749435