[INFO] updating cached repository adolfosilva/vending-machine
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/adolfosilva/vending-machine
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/adolfosilva/vending-machine" "work/ex/beta-1.38-1/sources/1.37.0/gh/adolfosilva/vending-machine"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/adolfosilva/vending-machine'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/adolfosilva/vending-machine" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adolfosilva/vending-machine"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adolfosilva/vending-machine'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8ac97870e85b68ccc6565bd504ba832b2532d0cb
[INFO] sha for GitHub repo adolfosilva/vending-machine: 8ac97870e85b68ccc6565bd504ba832b2532d0cb
[INFO] validating manifest of adolfosilva/vending-machine 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 adolfosilva/vending-machine 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 adolfosilva/vending-machine
[INFO] finished frobbing adolfosilva/vending-machine
[INFO] frobbed toml for adolfosilva/vending-machine written to work/ex/beta-1.38-1/sources/1.37.0/gh/adolfosilva/vending-machine/Cargo.toml
[INFO] started frobbing adolfosilva/vending-machine
[INFO] finished frobbing adolfosilva/vending-machine
[INFO] frobbed toml for adolfosilva/vending-machine written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adolfosilva/vending-machine/Cargo.toml
[INFO] crate adolfosilva/vending-machine 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 adolfosilva/vending-machine 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/adolfosilva/vending-machine:/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] 94e02f83073e35a3a305579a8f485320333b2555680b8dd4389a2d0dc713be18
[INFO] running `"docker" "start" "-a" "94e02f83073e35a3a305579a8f485320333b2555680b8dd4389a2d0dc713be18"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling lazycell v1.2.0
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling arc-swap v0.3.4
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling tokio-executor v0.1.5
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling lock_api v0.1.4
[INFO] [stderr]    Compiling signal-hook v0.1.5
[INFO] [stderr]    Compiling bytes v0.4.10
[INFO] [stderr]    Compiling resolv-conf v0.6.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling tokio-timer v0.2.7
[INFO] [stderr]    Compiling tokio-current-thread v0.1.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.0
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling uuid v0.7.1
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling tokio-threadpool v0.1.8
[INFO] [stderr]    Compiling syn v0.15.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling tokio-reactor v0.1.6
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling error-chain v0.1.12
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-uds v0.2.3
[INFO] [stderr]    Compiling tokio-signal v0.2.6
[INFO] [stderr]    Compiling tokio v0.1.11
[INFO] [stderr]    Compiling trust-dns-proto v0.4.3
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling rust_decimal v0.10.1
[INFO] [stderr]    Compiling synstructure v0.10.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.9.1
[INFO] [stderr]    Compiling actix_derive v0.3.0
[INFO] [stderr]    Compiling failure v0.1.3
[INFO] [stderr]    Compiling actix v0.7.5
[INFO] [stderr]    Compiling vending-machine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `money`
[INFO] [stderr]   --> src/messages.rs:20:23
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let (product, money) = (msg.0, msg.1);
[INFO] [stderr]    |                       ^^^^^ help: consider prefixing with an underscore: `_money`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Person`
[INFO] [stderr]  --> src/actors/person.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Person {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 41s
[INFO] running `"docker" "inspect" "94e02f83073e35a3a305579a8f485320333b2555680b8dd4389a2d0dc713be18"`
[INFO] running `"docker" "rm" "-f" "94e02f83073e35a3a305579a8f485320333b2555680b8dd4389a2d0dc713be18"`
[INFO] [stdout] 94e02f83073e35a3a305579a8f485320333b2555680b8dd4389a2d0dc713be18
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/adolfosilva/vending-machine:/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] 163737b756ae15e16a897c2091aa608cb1969db6bc49b22b471ac1e070798522
[INFO] running `"docker" "start" "-a" "163737b756ae15e16a897c2091aa608cb1969db6bc49b22b471ac1e070798522"`
[INFO] [stderr]    Compiling vending-machine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `money`
[INFO] [stderr]   --> src/messages.rs:20:23
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let (product, money) = (msg.0, msg.1);
[INFO] [stderr]    |                       ^^^^^ help: consider prefixing with an underscore: `_money`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Person`
[INFO] [stderr]  --> src/actors/person.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Person {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "163737b756ae15e16a897c2091aa608cb1969db6bc49b22b471ac1e070798522"`
[INFO] running `"docker" "rm" "-f" "163737b756ae15e16a897c2091aa608cb1969db6bc49b22b471ac1e070798522"`
[INFO] [stdout] 163737b756ae15e16a897c2091aa608cb1969db6bc49b22b471ac1e070798522
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/adolfosilva/vending-machine:/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] a0f0bb4a3ecc4780ea2d8d84875864e8f03ff528c2064a7286450914f989dcac
[INFO] running `"docker" "start" "-a" "a0f0bb4a3ecc4780ea2d8d84875864e8f03ff528c2064a7286450914f989dcac"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/vending_machine-dcb946282a9d33d5
[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" "a0f0bb4a3ecc4780ea2d8d84875864e8f03ff528c2064a7286450914f989dcac"`
[INFO] running `"docker" "rm" "-f" "a0f0bb4a3ecc4780ea2d8d84875864e8f03ff528c2064a7286450914f989dcac"`
[INFO] [stdout] a0f0bb4a3ecc4780ea2d8d84875864e8f03ff528c2064a7286450914f989dcac