[INFO] fetching crate linux-loader 0.2.0...
[INFO] testing linux-loader-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate linux-loader 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate linux-loader 0.2.0 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] removed /workspace/builds/worker-13/source/.cargo/config
[INFO] started tweaking crates.io crate linux-loader 0.2.0
[INFO] finished tweaking crates.io crate linux-loader 0.2.0
[INFO] tweaked toml for crates.io crate linux-loader 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 488f376bddc5e250ed1698d0e167314b416736ecd7996519b4dd54081159dfd8
[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" "488f376bddc5e250ed1698d0e167314b416736ecd7996519b4dd54081159dfd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "488f376bddc5e250ed1698d0e167314b416736ecd7996519b4dd54081159dfd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "488f376bddc5e250ed1698d0e167314b416736ecd7996519b4dd54081159dfd8", kill_on_drop: false }`
[INFO] [stdout] 488f376bddc5e250ed1698d0e167314b416736ecd7996519b4dd54081159dfd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 284e50d9d38027fb1529ac7f0f6662de883bd9cc0302d34f256f21f6cbf96ee9
[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" "284e50d9d38027fb1529ac7f0f6662de883bd9cc0302d34f256f21f6cbf96ee9", kill_on_drop: false }`
[INFO] [stderr]    Compiling vm-memory v0.4.0
[INFO] [stderr]    Compiling linux-loader v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `Command { std: "docker" "inspect" "284e50d9d38027fb1529ac7f0f6662de883bd9cc0302d34f256f21f6cbf96ee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284e50d9d38027fb1529ac7f0f6662de883bd9cc0302d34f256f21f6cbf96ee9", kill_on_drop: false }`
[INFO] [stdout] 284e50d9d38027fb1529ac7f0f6662de883bd9cc0302d34f256f21f6cbf96ee9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] be1f03173d6ebd7f30bfdc311cf21d0fda656f1e365caa5a15e649f473267295
[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" "be1f03173d6ebd7f30bfdc311cf21d0fda656f1e365caa5a15e649f473267295", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_os v0.2.2
[INFO] [stderr]    Compiling rand_xoshiro v0.3.1
[INFO] [stderr]    Compiling criterion v0.3.0
[INFO] [stderr]    Compiling linux-loader v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `vm_memory::GuestMemoryMmap`
[INFO] [stdout]    --> src/configurator/x86_64/linux.rs:122:44
[INFO] [stdout]     |
[INFO] [stdout] 122 |     use vm_memory::{Address, GuestAddress, GuestMemoryMmap};
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            no `GuestMemoryMmap` in the root
[INFO] [stdout]     |                                            help: a similar name exists in the module: `GuestMemory`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `vm_memory::GuestMemoryMmap`
[INFO] [stdout]    --> src/configurator/x86_64/pvh.rs:165:44
[INFO] [stdout]     |
[INFO] [stdout] 165 |     use vm_memory::{Address, GuestAddress, GuestMemoryMmap};
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            no `GuestMemoryMmap` in the root
[INFO] [stdout]     |                                            help: a similar name exists in the module: `GuestMemory`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `vm_memory::GuestMemoryMmap`
[INFO] [stdout]    --> src/loader/x86_64/elf/mod.rs:394:44
[INFO] [stdout]     |
[INFO] [stdout] 394 |     use vm_memory::{Address, GuestAddress, GuestMemoryMmap};
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            no `GuestMemoryMmap` in the root
[INFO] [stdout]     |                                            help: a similar name exists in the module: `GuestMemory`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `vm_memory::GuestMemoryMmap`
[INFO] [stdout]    --> src/loader/mod.rs:234:44
[INFO] [stdout]     |
[INFO] [stdout] 234 |     use vm_memory::{Address, GuestAddress, GuestMemoryMmap};
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            no `GuestMemoryMmap` in the root
[INFO] [stdout]     |                                            help: a similar name exists in the module: `GuestMemory`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Address`
[INFO] [stdout]    --> src/configurator/x86_64/linux.rs:122:21
[INFO] [stdout]     |
[INFO] [stdout] 122 |     use vm_memory::{Address, GuestAddress, GuestMemoryMmap};
[INFO] [stdout]     |                     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `linux-loader`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "be1f03173d6ebd7f30bfdc311cf21d0fda656f1e365caa5a15e649f473267295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be1f03173d6ebd7f30bfdc311cf21d0fda656f1e365caa5a15e649f473267295", kill_on_drop: false }`
[INFO] [stdout] be1f03173d6ebd7f30bfdc311cf21d0fda656f1e365caa5a15e649f473267295