[INFO] updating cached repository darobs/run_forever
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/darobs/run_forever
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/darobs/run_forever" "work/ex/beta-1.38-1/sources/1.37.0/gh/darobs/run_forever"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/darobs/run_forever'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/darobs/run_forever" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/darobs/run_forever"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/darobs/run_forever'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 696696c3d588f20e415d6c20fbde54d8fef3a03d
[INFO] sha for GitHub repo darobs/run_forever: 696696c3d588f20e415d6c20fbde54d8fef3a03d
[INFO] validating manifest of darobs/run_forever 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 darobs/run_forever 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 darobs/run_forever
[INFO] finished frobbing darobs/run_forever
[INFO] frobbed toml for darobs/run_forever written to work/ex/beta-1.38-1/sources/1.37.0/gh/darobs/run_forever/Cargo.toml
[INFO] started frobbing darobs/run_forever
[INFO] finished frobbing darobs/run_forever
[INFO] frobbed toml for darobs/run_forever written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/darobs/run_forever/Cargo.toml
[INFO] crate darobs/run_forever already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing darobs/run_forever against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/darobs/run_forever:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] bcd589164e37e19ca9af4b012e1b8ec239c57ec06e7fab66a1feeeabf2fadb38
[INFO] running `"docker" "start" "-a" "bcd589164e37e19ca9af4b012e1b8ec239c57ec06e7fab66a1feeeabf2fadb38"`
[INFO] [stderr]    Compiling signal-hook-registry v1.0.1
[INFO] [stderr]    Compiling signal-hook v0.1.9
[INFO] [stderr]    Compiling run_forever v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:5:29
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]   |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.75s
[INFO] running `"docker" "inspect" "bcd589164e37e19ca9af4b012e1b8ec239c57ec06e7fab66a1feeeabf2fadb38"`
[INFO] running `"docker" "rm" "-f" "bcd589164e37e19ca9af4b012e1b8ec239c57ec06e7fab66a1feeeabf2fadb38"`
[INFO] [stdout] bcd589164e37e19ca9af4b012e1b8ec239c57ec06e7fab66a1feeeabf2fadb38
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/darobs/run_forever:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a2c9fbd842597585813a8529a48e9f6a944ecb0108f2e4311040c83c585d73b5
[INFO] running `"docker" "start" "-a" "a2c9fbd842597585813a8529a48e9f6a944ecb0108f2e4311040c83c585d73b5"`
[INFO] [stderr]    Compiling run_forever v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:5:29
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]   |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "a2c9fbd842597585813a8529a48e9f6a944ecb0108f2e4311040c83c585d73b5"`
[INFO] running `"docker" "rm" "-f" "a2c9fbd842597585813a8529a48e9f6a944ecb0108f2e4311040c83c585d73b5"`
[INFO] [stdout] a2c9fbd842597585813a8529a48e9f6a944ecb0108f2e4311040c83c585d73b5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/darobs/run_forever:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 5f776f4a97e326c732c4362246267e4ab1a7b14cd310b10e242dc140cb6ecfb2
[INFO] running `"docker" "start" "-a" "5f776f4a97e326c732c4362246267e4ab1a7b14cd310b10e242dc140cb6ecfb2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/run_forever-6e200598d404b4da
[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" "5f776f4a97e326c732c4362246267e4ab1a7b14cd310b10e242dc140cb6ecfb2"`
[INFO] running `"docker" "rm" "-f" "5f776f4a97e326c732c4362246267e4ab1a7b14cd310b10e242dc140cb6ecfb2"`
[INFO] [stdout] 5f776f4a97e326c732c4362246267e4ab1a7b14cd310b10e242dc140cb6ecfb2