[INFO] cloning repository avnigenc/rust
[INFO] running `"git" "clone" "--bare" "git://github.com/avnigenc/rust.git" "work/cache/sources/gh/avnigenc/rust"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/avnigenc/rust'...
[INFO] running `"git" "clone" "work/cache/sources/gh/avnigenc/rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/avnigenc/rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/avnigenc/rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/avnigenc/rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/avnigenc/rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/avnigenc/rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a2bb26bfec447cde772c342b2484025e3a440015
[INFO] sha for GitHub repo avnigenc/rust: a2bb26bfec447cde772c342b2484025e3a440015
[INFO] validating manifest of avnigenc/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 avnigenc/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 avnigenc/rust
[INFO] finished frobbing avnigenc/rust
[INFO] frobbed toml for avnigenc/rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/avnigenc/rust/Cargo.toml
[INFO] started frobbing avnigenc/rust
[INFO] finished frobbing avnigenc/rust
[INFO] frobbed toml for avnigenc/rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/avnigenc/rust/Cargo.toml
[INFO] crate avnigenc/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing avnigenc/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-3/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/avnigenc/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] ae9a3a7b06e7e54bbd50ddea0d84d6d2f7f3b76a07b5f641ec2f9c508f8757e0
[INFO] running `"docker" "start" "-a" "ae9a3a7b06e7e54bbd50ddea0d84d6d2f7f3b76a07b5f641ec2f9c508f8757e0"`
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling checked_int_cast v1.0.0
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling blowfish v0.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling bcrypt v0.5.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling qrcode v0.8.0
[INFO] [stderr]    Compiling tutorials v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.66s
[INFO] running `"docker" "inspect" "ae9a3a7b06e7e54bbd50ddea0d84d6d2f7f3b76a07b5f641ec2f9c508f8757e0"`
[INFO] running `"docker" "rm" "-f" "ae9a3a7b06e7e54bbd50ddea0d84d6d2f7f3b76a07b5f641ec2f9c508f8757e0"`
[INFO] [stdout] ae9a3a7b06e7e54bbd50ddea0d84d6d2f7f3b76a07b5f641ec2f9c508f8757e0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/avnigenc/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] ec445921a2b8b442b8fae694237a6b4a0793fa7e92903bf4008bbe127cb61bfd
[INFO] running `"docker" "start" "-a" "ec445921a2b8b442b8fae694237a6b4a0793fa7e92903bf4008bbe127cb61bfd"`
[INFO] [stderr]    Compiling tutorials v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "ec445921a2b8b442b8fae694237a6b4a0793fa7e92903bf4008bbe127cb61bfd"`
[INFO] running `"docker" "rm" "-f" "ec445921a2b8b442b8fae694237a6b4a0793fa7e92903bf4008bbe127cb61bfd"`
[INFO] [stdout] ec445921a2b8b442b8fae694237a6b4a0793fa7e92903bf4008bbe127cb61bfd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/avnigenc/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] 9a5455d2c6afaa05238fd7709c88c9b76cc213da33ca705ef9f08871d61e526e
[INFO] running `"docker" "start" "-a" "9a5455d2c6afaa05238fd7709c88c9b76cc213da33ca705ef9f08871d61e526e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tutorials-185837540b0946cd
[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" "9a5455d2c6afaa05238fd7709c88c9b76cc213da33ca705ef9f08871d61e526e"`
[INFO] running `"docker" "rm" "-f" "9a5455d2c6afaa05238fd7709c88c9b76cc213da33ca705ef9f08871d61e526e"`
[INFO] [stdout] 9a5455d2c6afaa05238fd7709c88c9b76cc213da33ca705ef9f08871d61e526e