[INFO] crate pegasus 0.3.0 is already in cache
[INFO] extracting crate pegasus 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/pegasus/0.3.0
[INFO] extracting crate pegasus 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/pegasus/0.3.0
[INFO] validating manifest of pegasus-0.3.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pegasus-0.3.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pegasus-0.3.0
[INFO] finished frobbing pegasus-0.3.0
[INFO] frobbed toml for pegasus-0.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/pegasus/0.3.0/Cargo.toml
[INFO] started frobbing pegasus-0.3.0
[INFO] finished frobbing pegasus-0.3.0
[INFO] frobbed toml for pegasus-0.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/pegasus/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing pegasus-0.3.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/pegasus/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 26e65d434f21aad903d3a501ac37f37ec864274670d2e8c8317bf52f77df3b21
[INFO] running `"docker" "start" "-a" "26e65d434f21aad903d3a501ac37f37ec864274670d2e8c8317bf52f77df3b21"`
[INFO] [stderr]    Compiling bitflags v0.6.0
[INFO] [stderr]    Compiling tuple_utils v0.2.0
[INFO] [stderr]    Compiling mopa v0.2.2
[INFO] [stderr]    Compiling pulse v0.5.3
[INFO] [stderr]    Compiling draw_state v0.6.0
[INFO] [stderr]    Compiling specs v0.7.1
[INFO] [stderr]    Compiling gfx_core v0.6.1
[INFO] [stderr]    Compiling gfx v0.14.1
[INFO] [stderr]    Compiling pegasus v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.13s
[INFO] running `"docker" "inspect" "26e65d434f21aad903d3a501ac37f37ec864274670d2e8c8317bf52f77df3b21"`
[INFO] running `"docker" "rm" "-f" "26e65d434f21aad903d3a501ac37f37ec864274670d2e8c8317bf52f77df3b21"`
[INFO] [stdout] 26e65d434f21aad903d3a501ac37f37ec864274670d2e8c8317bf52f77df3b21
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/pegasus/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f688f9dc5c0036687d3aca7a8e3e66c917f178556f9573a0152d9d97368bf108
[INFO] running `"docker" "start" "-a" "f688f9dc5c0036687d3aca7a8e3e66c917f178556f9573a0152d9d97368bf108"`
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling memmap v0.4.0
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]    Compiling wayland-scanner v0.7.8
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling wayland-client v0.7.8
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]    Compiling dlib v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.7.8
[INFO] [stderr]    Compiling gfx_device_gl v0.13.1
[INFO] [stderr]    Compiling wayland-kbd v0.6.3
[INFO] [stderr]    Compiling wayland-window v0.4.4
[INFO] [stderr]    Compiling winit v0.5.11
[INFO] [stderr]    Compiling gfx_window_glutin v0.14.0
[INFO] [stderr]    Compiling pegasus v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/sample.rs:66:13
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let mut w = plan.mut_world();
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.67s
[INFO] running `"docker" "inspect" "f688f9dc5c0036687d3aca7a8e3e66c917f178556f9573a0152d9d97368bf108"`
[INFO] running `"docker" "rm" "-f" "f688f9dc5c0036687d3aca7a8e3e66c917f178556f9573a0152d9d97368bf108"`
[INFO] [stdout] f688f9dc5c0036687d3aca7a8e3e66c917f178556f9573a0152d9d97368bf108
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/pegasus/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] df2bfa630a28033997a6c583a97bea9a293b4752300690943e215d6c9b06d044
[INFO] running `"docker" "start" "-a" "df2bfa630a28033997a6c583a97bea9a293b4752300690943e215d6c9b06d044"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pegasus-ba6e6c040d6ff18a
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pegasus
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "df2bfa630a28033997a6c583a97bea9a293b4752300690943e215d6c9b06d044"`
[INFO] running `"docker" "rm" "-f" "df2bfa630a28033997a6c583a97bea9a293b4752300690943e215d6c9b06d044"`
[INFO] [stdout] df2bfa630a28033997a6c583a97bea9a293b4752300690943e215d6c9b06d044