[INFO] updating cached repository blt/llrv
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/blt/llrv
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/blt/llrv" "work/ex/beta-1.37-6/sources/1.36.0/gh/blt/llrv"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/blt/llrv'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/blt/llrv" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/blt/llrv"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/blt/llrv'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9867ffddc0864be5fef4698ed8c3cc575a36efe8
[INFO] sha for GitHub repo blt/llrv: 9867ffddc0864be5fef4698ed8c3cc575a36efe8
[INFO] validating manifest of blt/llrv on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of blt/llrv on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing blt/llrv
[INFO] finished frobbing blt/llrv
[INFO] frobbed toml for blt/llrv written to work/ex/beta-1.37-6/sources/1.36.0/gh/blt/llrv/Cargo.toml
[INFO] started frobbing blt/llrv
[INFO] finished frobbing blt/llrv
[INFO] frobbed toml for blt/llrv written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/blt/llrv/Cargo.toml
[INFO] crate blt/llrv already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing blt/llrv against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/blt/llrv:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 06600e348f32fe6196a12a10784e6ad607a8e2e3e11d0bffd0b67a675922bb8e
[INFO] running `"docker" "start" "-a" "06600e348f32fe6196a12a10784e6ad607a8e2e3e11d0bffd0b67a675922bb8e"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling protobuf v1.4.3
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling clap v2.29.2
[INFO] [stderr]    Compiling llrv v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `time` is imported redundantly
[INFO] [stderr]    --> src/bin/llrv.rs:171:17
[INFO] [stderr]     |
[INFO] [stderr] 13  | use std::time;
[INFO] [stderr]     |     --------- the item `time` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 171 |             use std::time;
[INFO] [stderr]     |                 ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `time` is imported redundantly
[INFO] [stderr]    --> src/bin/native_emitter.rs:189:17
[INFO] [stderr]     |
[INFO] [stderr] 14  | use std::time;
[INFO] [stderr]     |     --------- the item `time` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 189 |             use std::time;
[INFO] [stderr]     |                 ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.36s
[INFO] running `"docker" "inspect" "06600e348f32fe6196a12a10784e6ad607a8e2e3e11d0bffd0b67a675922bb8e"`
[INFO] running `"docker" "rm" "-f" "06600e348f32fe6196a12a10784e6ad607a8e2e3e11d0bffd0b67a675922bb8e"`
[INFO] [stdout] 06600e348f32fe6196a12a10784e6ad607a8e2e3e11d0bffd0b67a675922bb8e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/blt/llrv:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8faee03349975b58b92bc44bc4a4a1b66b7a8266251fd9927760402bc11e1d10
[INFO] running `"docker" "start" "-a" "8faee03349975b58b92bc44bc4a4a1b66b7a8266251fd9927760402bc11e1d10"`
[INFO] [stderr]    Compiling llrv v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `time` is imported redundantly
[INFO] [stderr]    --> src/bin/llrv.rs:171:17
[INFO] [stderr]     |
[INFO] [stderr] 13  | use std::time;
[INFO] [stderr]     |     --------- the item `time` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 171 |             use std::time;
[INFO] [stderr]     |                 ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `time` is imported redundantly
[INFO] [stderr]    --> src/bin/native_emitter.rs:189:17
[INFO] [stderr]     |
[INFO] [stderr] 14  | use std::time;
[INFO] [stderr]     |     --------- the item `time` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 189 |             use std::time;
[INFO] [stderr]     |                 ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `"docker" "inspect" "8faee03349975b58b92bc44bc4a4a1b66b7a8266251fd9927760402bc11e1d10"`
[INFO] running `"docker" "rm" "-f" "8faee03349975b58b92bc44bc4a4a1b66b7a8266251fd9927760402bc11e1d10"`
[INFO] [stdout] 8faee03349975b58b92bc44bc4a4a1b66b7a8266251fd9927760402bc11e1d10
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/blt/llrv:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 29a225656c380f9dcd1b97e02f22dd0bb9575d4fe662253b68abf1d126f6caf6
[INFO] running `"docker" "start" "-a" "29a225656c380f9dcd1b97e02f22dd0bb9575d4fe662253b68abf1d126f6caf6"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/llrv-8b6b4295caa6adb5
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/llrv-c8f65fe073263d9c
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/native_emitter-890142c9dcdd1399
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/native_listener-44a365e571398075
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests llrv
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [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" "29a225656c380f9dcd1b97e02f22dd0bb9575d4fe662253b68abf1d126f6caf6"`
[INFO] running `"docker" "rm" "-f" "29a225656c380f9dcd1b97e02f22dd0bb9575d4fe662253b68abf1d126f6caf6"`
[INFO] [stdout] 29a225656c380f9dcd1b97e02f22dd0bb9575d4fe662253b68abf1d126f6caf6