[INFO] updating cached repository Shnatsel/lewton-fuzz
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Shnatsel/lewton-fuzz
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Shnatsel/lewton-fuzz" "work/ex/beta-1.38-1/sources/1.37.0/gh/Shnatsel/lewton-fuzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Shnatsel/lewton-fuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Shnatsel/lewton-fuzz" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Shnatsel/lewton-fuzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Shnatsel/lewton-fuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 605be2283b0c7d140d84992a124744540f789cc5
[INFO] sha for GitHub repo Shnatsel/lewton-fuzz: 605be2283b0c7d140d84992a124744540f789cc5
[INFO] validating manifest of Shnatsel/lewton-fuzz 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 Shnatsel/lewton-fuzz 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 Shnatsel/lewton-fuzz
[INFO] finished frobbing Shnatsel/lewton-fuzz
[INFO] frobbed toml for Shnatsel/lewton-fuzz written to work/ex/beta-1.38-1/sources/1.37.0/gh/Shnatsel/lewton-fuzz/Cargo.toml
[INFO] started frobbing Shnatsel/lewton-fuzz
[INFO] finished frobbing Shnatsel/lewton-fuzz
[INFO] frobbed toml for Shnatsel/lewton-fuzz written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Shnatsel/lewton-fuzz/Cargo.toml
[INFO] crate Shnatsel/lewton-fuzz 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] [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] testing Shnatsel/lewton-fuzz 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Shnatsel/lewton-fuzz:/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] 0d41aa71dc09876e0a4d93a04ca709c36cd426d951152453d626b4d1a30a8518
[INFO] running `"docker" "start" "-a" "0d41aa71dc09876e0a4d93a04ca709c36cd426d951152453d626b4d1a30a8518"`
[INFO] [stderr]    Compiling honggfuzz v0.5.20
[INFO] [stderr]    Compiling ogg v0.5.1 (https://github.com/Shnatsel/ogg.git#818731bc)
[INFO] [stderr]    Compiling lewton v0.8.0 (https://github.com/Shnatsel/lewton.git#19c37153)
[INFO] [stderr]    Compiling lewton-fuzz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::result::Result`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::result::Result;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.27s
[INFO] running `"docker" "inspect" "0d41aa71dc09876e0a4d93a04ca709c36cd426d951152453d626b4d1a30a8518"`
[INFO] running `"docker" "rm" "-f" "0d41aa71dc09876e0a4d93a04ca709c36cd426d951152453d626b4d1a30a8518"`
[INFO] [stdout] 0d41aa71dc09876e0a4d93a04ca709c36cd426d951152453d626b4d1a30a8518
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Shnatsel/lewton-fuzz:/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] b2a2da2bbef63bd72b39cb9b3ddd732a7296c5dabb124bc024519f9258c50498
[INFO] running `"docker" "start" "-a" "b2a2da2bbef63bd72b39cb9b3ddd732a7296c5dabb124bc024519f9258c50498"`
[INFO] [stderr]    Compiling lewton-fuzz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::result::Result`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::result::Result;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "b2a2da2bbef63bd72b39cb9b3ddd732a7296c5dabb124bc024519f9258c50498"`
[INFO] running `"docker" "rm" "-f" "b2a2da2bbef63bd72b39cb9b3ddd732a7296c5dabb124bc024519f9258c50498"`
[INFO] [stdout] b2a2da2bbef63bd72b39cb9b3ddd732a7296c5dabb124bc024519f9258c50498
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Shnatsel/lewton-fuzz:/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] d39e6df9069d90570b8fee15f235068f5b90ee4e3fb53a6a97cf1af2021dfd6c
[INFO] running `"docker" "start" "-a" "d39e6df9069d90570b8fee15f235068f5b90ee4e3fb53a6a97cf1af2021dfd6c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lewton_fuzz-e8783ad2d61182dd
[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" "d39e6df9069d90570b8fee15f235068f5b90ee4e3fb53a6a97cf1af2021dfd6c"`
[INFO] running `"docker" "rm" "-f" "d39e6df9069d90570b8fee15f235068f5b90ee4e3fb53a6a97cf1af2021dfd6c"`
[INFO] [stdout] d39e6df9069d90570b8fee15f235068f5b90ee4e3fb53a6a97cf1af2021dfd6c