[INFO] updating cached repository FreeMasen/pizza_freak
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/FreeMasen/pizza_freak
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/FreeMasen/pizza_freak" "work/ex/beta-1.38-1/sources/1.37.0/gh/FreeMasen/pizza_freak"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/FreeMasen/pizza_freak'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FreeMasen/pizza_freak" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FreeMasen/pizza_freak"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FreeMasen/pizza_freak'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 02d5a006c191f3d4144d8389f9bc377e9f5e77d0
[INFO] sha for GitHub repo FreeMasen/pizza_freak: 02d5a006c191f3d4144d8389f9bc377e9f5e77d0
[INFO] validating manifest of FreeMasen/pizza_freak 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 FreeMasen/pizza_freak 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 FreeMasen/pizza_freak
[INFO] finished frobbing FreeMasen/pizza_freak
[INFO] frobbed toml for FreeMasen/pizza_freak written to work/ex/beta-1.38-1/sources/1.37.0/gh/FreeMasen/pizza_freak/Cargo.toml
[INFO] started frobbing FreeMasen/pizza_freak
[INFO] finished frobbing FreeMasen/pizza_freak
[INFO] frobbed toml for FreeMasen/pizza_freak written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FreeMasen/pizza_freak/Cargo.toml
[INFO] crate FreeMasen/pizza_freak 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 FreeMasen/pizza_freak against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FreeMasen/pizza_freak:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 023ba44b739ced43bf13a4ebbb5293bd64f5456013333e7876233874544c46f6
[INFO] running `"docker" "start" "-a" "023ba44b739ced43bf13a4ebbb5293bd64f5456013333e7876233874544c46f6"`
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling lazycell v1.1.0
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling futures v0.1.24
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling serde v1.0.78
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling try-lock v0.1.0
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling dirs v1.0.3
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling encoding_rs v0.8.6
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling smallvec v0.6.5
[INFO] [stderr]    Compiling bytes v0.4.10
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling lock_api v0.1.3
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling tokio-executor v0.1.4
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling want v0.0.4
[INFO] [stderr]    Compiling openssl-sys v0.9.36
[INFO] [stderr]    Compiling tokio-io v0.1.8
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling url v1.7.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling tokio-current-thread v0.1.1
[INFO] [stderr]    Compiling tokio-timer v0.2.6
[INFO] [stderr]    Compiling mime v0.3.9
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling libflate v0.1.16
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling phf v0.7.23
[INFO] [stderr]    Compiling crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling digest v0.7.5
[INFO] [stderr]    Compiling crypto-mac v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling tokio-threadpool v0.1.6
[INFO] [stderr]    Compiling md-5 v0.7.0
[INFO] [stderr]    Compiling hmac v0.6.3
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.5
[INFO] [stderr]    Compiling tokio-fs v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.1
[INFO] [stderr]    Compiling tokio-uds v0.2.1
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling tokio v0.1.8
[INFO] [stderr]    Compiling native-tls v0.1.5
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling serde_urlencoded v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.27
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling toml v0.4.6
[INFO] [stderr]    Compiling tokio-tls v0.1.4
[INFO] [stderr]    Compiling hyper v0.11.27
[INFO] [stderr]    Compiling serde_derive v1.0.78
[INFO] [stderr]    Compiling hyper-tls v0.1.4
[INFO] [stderr]    Compiling reqwest v0.8.8
[INFO] [stderr]    Compiling lettre v0.8.2
[INFO] [stderr]    Compiling pizza_freak v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:40:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |         for mut user in users.iter_mut() {
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 54s
[INFO] running `"docker" "inspect" "023ba44b739ced43bf13a4ebbb5293bd64f5456013333e7876233874544c46f6"`
[INFO] running `"docker" "rm" "-f" "023ba44b739ced43bf13a4ebbb5293bd64f5456013333e7876233874544c46f6"`
[INFO] [stdout] 023ba44b739ced43bf13a4ebbb5293bd64f5456013333e7876233874544c46f6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FreeMasen/pizza_freak:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] d16d4c484bd3f6d71b605af7e2730ad79952f44d2a1d20e600c385be5d74ff7a
[INFO] running `"docker" "start" "-a" "d16d4c484bd3f6d71b605af7e2730ad79952f44d2a1d20e600c385be5d74ff7a"`
[INFO] [stderr]    Compiling pizza_freak v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:40:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |         for mut user in users.iter_mut() {
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `"docker" "inspect" "d16d4c484bd3f6d71b605af7e2730ad79952f44d2a1d20e600c385be5d74ff7a"`
[INFO] running `"docker" "rm" "-f" "d16d4c484bd3f6d71b605af7e2730ad79952f44d2a1d20e600c385be5d74ff7a"`
[INFO] [stdout] d16d4c484bd3f6d71b605af7e2730ad79952f44d2a1d20e600c385be5d74ff7a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FreeMasen/pizza_freak:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 7bb61aa46a896ebf2bb061cbdb60cc11fc8a2a6b64df7ebbeeafbdc96f27aa3f
[INFO] running `"docker" "start" "-a" "7bb61aa46a896ebf2bb061cbdb60cc11fc8a2a6b64df7ebbeeafbdc96f27aa3f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pizza_freak-f12eae08f4f624cb
[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" "7bb61aa46a896ebf2bb061cbdb60cc11fc8a2a6b64df7ebbeeafbdc96f27aa3f"`
[INFO] running `"docker" "rm" "-f" "7bb61aa46a896ebf2bb061cbdb60cc11fc8a2a6b64df7ebbeeafbdc96f27aa3f"`
[INFO] [stdout] 7bb61aa46a896ebf2bb061cbdb60cc11fc8a2a6b64df7ebbeeafbdc96f27aa3f