[INFO] crate cargo-fuzz 0.5.2 is already in cache
[INFO] testing cargo-fuzz-0.5.2 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate cargo-fuzz 0.5.2 into work/builds/worker-7/source
[INFO] validating manifest of crates.io crate cargo-fuzz 0.5.2 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cargo-fuzz 0.5.2
[INFO] finished tweaking crates.io crate cargo-fuzz 0.5.2
[INFO] tweaked toml for crates.io crate cargo-fuzz 0.5.2 written to work/builds/worker-7/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 8a9434e48c62d67410a41bbbdb2ddf5d37415f334fec561c75bf71673c131c80
[INFO] running `"docker" "start" "-a" "8a9434e48c62d67410a41bbbdb2ddf5d37415f334fec561c75bf71673c131c80"`
[INFO] [stderr]    Compiling tokio-signal v0.1.5
[INFO] [stderr]    Compiling tokio-process v0.1.6
[INFO] [stderr]    Compiling cargo-fuzz v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:238:33
[INFO] [stderr]     |
[INFO] [stderr] 238 |         let root_project_name = try!(project.root_project_name());
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | / error_chain! {
[INFO] [stderr] 33 | |     foreign_links {
[INFO] [stderr] 34 | |         Toml(toml::de::Error);
[INFO] [stderr] 35 | |         Io(::std::io::Error);
[INFO] [stderr] 36 | |     }
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.59s
[INFO] running `"docker" "inspect" "8a9434e48c62d67410a41bbbdb2ddf5d37415f334fec561c75bf71673c131c80"`
[INFO] running `"docker" "rm" "-f" "8a9434e48c62d67410a41bbbdb2ddf5d37415f334fec561c75bf71673c131c80"`
[INFO] [stdout] 8a9434e48c62d67410a41bbbdb2ddf5d37415f334fec561c75bf71673c131c80
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 54b7ea7b0c296af0d3a5d4dfe290412d25e56fe65c415046a98a1a8867d859e8
[INFO] running `"docker" "start" "-a" "54b7ea7b0c296af0d3a5d4dfe290412d25e56fe65c415046a98a1a8867d859e8"`
[INFO] [stderr]    Compiling cargo-fuzz v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:238:33
[INFO] [stderr]     |
[INFO] [stderr] 238 |         let root_project_name = try!(project.root_project_name());
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | / error_chain! {
[INFO] [stderr] 33 | |     foreign_links {
[INFO] [stderr] 34 | |         Toml(toml::de::Error);
[INFO] [stderr] 35 | |         Io(::std::io::Error);
[INFO] [stderr] 36 | |     }
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `"docker" "inspect" "54b7ea7b0c296af0d3a5d4dfe290412d25e56fe65c415046a98a1a8867d859e8"`
[INFO] running `"docker" "rm" "-f" "54b7ea7b0c296af0d3a5d4dfe290412d25e56fe65c415046a98a1a8867d859e8"`
[INFO] [stdout] 54b7ea7b0c296af0d3a5d4dfe290412d25e56fe65c415046a98a1a8867d859e8
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 650850505ae5655d00e9b2b619aa8abeef8c9cfdc3401f2b5335dd222eb02feb
[INFO] running `"docker" "start" "-a" "650850505ae5655d00e9b2b619aa8abeef8c9cfdc3401f2b5335dd222eb02feb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cargo_fuzz-d5ba9f3573858e5e
[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" "650850505ae5655d00e9b2b619aa8abeef8c9cfdc3401f2b5335dd222eb02feb"`
[INFO] running `"docker" "rm" "-f" "650850505ae5655d00e9b2b619aa8abeef8c9cfdc3401f2b5335dd222eb02feb"`
[INFO] [stdout] 650850505ae5655d00e9b2b619aa8abeef8c9cfdc3401f2b5335dd222eb02feb