[INFO] updating cached repository pgecsenyi/perm-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pgecsenyi/perm-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pgecsenyi/perm-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/pgecsenyi/perm-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/pgecsenyi/perm-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pgecsenyi/perm-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pgecsenyi/perm-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pgecsenyi/perm-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ee95c1dbcdf2b359f69bdb87c2bf2678f1313c97
[INFO] sha for GitHub repo pgecsenyi/perm-rust: ee95c1dbcdf2b359f69bdb87c2bf2678f1313c97
[INFO] validating manifest of pgecsenyi/perm-rust 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 pgecsenyi/perm-rust 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 pgecsenyi/perm-rust
[INFO] finished frobbing pgecsenyi/perm-rust
[INFO] frobbed toml for pgecsenyi/perm-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/pgecsenyi/perm-rust/Cargo.toml
[INFO] started frobbing pgecsenyi/perm-rust
[INFO] finished frobbing pgecsenyi/perm-rust
[INFO] frobbed toml for pgecsenyi/perm-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pgecsenyi/perm-rust/Cargo.toml
[INFO] crate pgecsenyi/perm-rust 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 pgecsenyi/perm-rust against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pgecsenyi/perm-rust:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 4045d11af6e475425fb88d7d16c9104e805208ad7f7abfca9a689ded5e1ae302
[INFO] running `"docker" "start" "-a" "4045d11af6e475425fb88d7d16c9104e805208ad7f7abfca9a689ded5e1ae302"`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling serde v1.0.86
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling serde_derive v1.0.86
[INFO] [stderr]    Compiling structopt v0.2.15
[INFO] [stderr]    Compiling csv v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling perm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:110:21
[INFO] [stderr]     |
[INFO] [stderr] 110 | ) -> 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 53.48s
[INFO] running `"docker" "inspect" "4045d11af6e475425fb88d7d16c9104e805208ad7f7abfca9a689ded5e1ae302"`
[INFO] running `"docker" "rm" "-f" "4045d11af6e475425fb88d7d16c9104e805208ad7f7abfca9a689ded5e1ae302"`
[INFO] [stdout] 4045d11af6e475425fb88d7d16c9104e805208ad7f7abfca9a689ded5e1ae302
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pgecsenyi/perm-rust:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] d421d7fe91b315d0af16753702313acb95de41614d55ee641d3930aff6e1fcf0
[INFO] running `"docker" "start" "-a" "d421d7fe91b315d0af16753702313acb95de41614d55ee641d3930aff6e1fcf0"`
[INFO] [stderr]    Compiling perm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:110:21
[INFO] [stderr]     |
[INFO] [stderr] 110 | ) -> 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 1.23s
[INFO] running `"docker" "inspect" "d421d7fe91b315d0af16753702313acb95de41614d55ee641d3930aff6e1fcf0"`
[INFO] running `"docker" "rm" "-f" "d421d7fe91b315d0af16753702313acb95de41614d55ee641d3930aff6e1fcf0"`
[INFO] [stdout] d421d7fe91b315d0af16753702313acb95de41614d55ee641d3930aff6e1fcf0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pgecsenyi/perm-rust:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] d213c0f25301a87671005b24f8f54afcfc0eafd1d6441542b75a8cfacb9c1ecb
[INFO] running `"docker" "start" "-a" "d213c0f25301a87671005b24f8f54afcfc0eafd1d6441542b75a8cfacb9c1ecb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/perm-49fed4b17db0eb07
[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" "d213c0f25301a87671005b24f8f54afcfc0eafd1d6441542b75a8cfacb9c1ecb"`
[INFO] running `"docker" "rm" "-f" "d213c0f25301a87671005b24f8f54afcfc0eafd1d6441542b75a8cfacb9c1ecb"`
[INFO] [stdout] d213c0f25301a87671005b24f8f54afcfc0eafd1d6441542b75a8cfacb9c1ecb