[INFO] updating cached repository hobinjk/tom-servo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hobinjk/tom-servo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hobinjk/tom-servo" "work/ex/beta-1.38-1/sources/1.37.0/gh/hobinjk/tom-servo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hobinjk/tom-servo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hobinjk/tom-servo" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hobinjk/tom-servo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hobinjk/tom-servo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 87c891ab2a536053af7db7eb74cc414850a740b6
[INFO] sha for GitHub repo hobinjk/tom-servo: 87c891ab2a536053af7db7eb74cc414850a740b6
[INFO] validating manifest of hobinjk/tom-servo 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 hobinjk/tom-servo 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 hobinjk/tom-servo
[INFO] finished frobbing hobinjk/tom-servo
[INFO] frobbed toml for hobinjk/tom-servo written to work/ex/beta-1.38-1/sources/1.37.0/gh/hobinjk/tom-servo/Cargo.toml
[INFO] started frobbing hobinjk/tom-servo
[INFO] finished frobbing hobinjk/tom-servo
[INFO] frobbed toml for hobinjk/tom-servo written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hobinjk/tom-servo/Cargo.toml
[INFO] crate hobinjk/tom-servo 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 hobinjk/tom-servo 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-5/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/hobinjk/tom-servo:/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] 2d0e7d45f303cfca64d4ab55821aec2e9a9b7c36652ca9bd74dd1cb617f25cce
[INFO] running `"docker" "start" "-a" "2d0e7d45f303cfca64d4ab55821aec2e9a9b7c36652ca9bd74dd1cb617f25cce"`
[INFO] [stderr]    Compiling futures v0.1.21
[INFO] [stderr]    Compiling serde v1.0.55
[INFO] [stderr]    Compiling smallvec v0.6.1
[INFO] [stderr]    Compiling bytecount v0.3.1
[INFO] [stderr]    Compiling memoffset v0.1.0
[INFO] [stderr]    Compiling openssl v0.10.7
[INFO] [stderr]    Compiling string v0.1.0
[INFO] [stderr]    Compiling traitobject v0.0.3
[INFO] [stderr]    Compiling multimap v0.3.0
[INFO] [stderr]    Compiling http-range v0.1.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling hostname v0.1.4
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling actix-web v0.6.6
[INFO] [stderr]    Compiling openssl-sys v0.9.30
[INFO] [stderr]    Compiling base64 v0.9.1
[INFO] [stderr]    Compiling regex-syntax v0.6.0
[INFO] [stderr]    Compiling dns-parser v0.3.2 (https://github.com/plietar/dns-parser#1d3e5a55)
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling uuid v0.6.3
[INFO] [stderr]    Compiling bytes v0.4.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling resolv-conf v0.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling http v0.1.5
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling syn v0.13.10
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-executor v0.1.2
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling url v1.7.0
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling mio-uds v0.6.6
[INFO] [stderr]    Compiling phf_shared v0.7.22
[INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.0/src/form_urlencoded.rs:261:40
[INFO] [stderr]     |
[INFO] [stderr] 259 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 260 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 261 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stderr]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling mime v0.3.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling tokio-timer v0.2.3
[INFO] [stderr]    Compiling h2 v0.1.7
[INFO] [stderr]    Compiling crossbeam-channel v0.1.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.17
[INFO] [stderr]    Compiling tokio-threadpool v0.1.3
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling chrono v0.4.2
[INFO] [stderr]    Compiling flate2 v1.0.1
[INFO] [stderr]    Compiling serde_urlencoded v0.5.2
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]    Compiling phf v0.7.22
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling tokio-fs v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.55
[INFO] [stderr]    Compiling backtrace v0.3.7
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]    Compiling jsonway v2.0.0
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling tokio v0.1.6
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling error-chain v0.1.12
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]    Compiling valico v2.1.0
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling trust-dns-proto v0.3.3
[INFO] [stderr]    Compiling tokio-signal v0.1.5
[INFO] [stderr]    Compiling tokio-openssl v0.2.0
[INFO] [stderr]    Compiling mdns v0.2.0 (https://github.com/plietar/rust-mdns#733b2b66)
[INFO] [stderr]    Compiling trust-dns-resolver v0.8.2
[INFO] [stderr]    Compiling cookie v0.10.1
[INFO] [stderr]    Compiling cargo_metadata v0.5.4
[INFO] [stderr]    Compiling skeptic v0.13.3
[INFO] [stderr]    Compiling actix v0.5.7
[INFO] [stderr]    Compiling i2cdev v0.4.0
[INFO] [stderr]    Compiling webthing v0.5.1 (https://github.com/mozilla-iot/webthing-rust#c988cc3c)
[INFO] [stderr]    Compiling tom-servo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `LinuxI2CError`
[INFO] [stderr]   --> main.rs:11:37
[INFO] [stderr]    |
[INFO] [stderr] 11 | use i2cdev::linux::{LinuxI2CDevice, LinuxI2CError};
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> main.rs:26:33
[INFO] [stderr]    |
[INFO] [stderr] 26 |         _thing: Weak<RwLock<Box<Thing>>>,
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Thing`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> main.rs:29:21
[INFO] [stderr]    |
[INFO] [stderr] 29 |     ) -> Option<Box<Action>> {
[INFO] [stderr]    |                     ^^^^^^ help: use `dyn`: `dyn Action`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> main.rs:104:40
[INFO] [stderr]     |
[INFO] [stderr] 104 |     let mut things: Vec<Arc<RwLock<Box<Thing + 'static>>>> = Vec::new();
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Thing + 'static`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 50s
[INFO] running `"docker" "inspect" "2d0e7d45f303cfca64d4ab55821aec2e9a9b7c36652ca9bd74dd1cb617f25cce"`
[INFO] running `"docker" "rm" "-f" "2d0e7d45f303cfca64d4ab55821aec2e9a9b7c36652ca9bd74dd1cb617f25cce"`
[INFO] [stdout] 2d0e7d45f303cfca64d4ab55821aec2e9a9b7c36652ca9bd74dd1cb617f25cce
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/hobinjk/tom-servo:/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] 5f36596df99cd89391bac11436e75b22c64f071f4006d280a5c0bf1e68f22045
[INFO] running `"docker" "start" "-a" "5f36596df99cd89391bac11436e75b22c64f071f4006d280a5c0bf1e68f22045"`
[INFO] [stderr]    Compiling tom-servo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `LinuxI2CError`
[INFO] [stderr]   --> main.rs:11:37
[INFO] [stderr]    |
[INFO] [stderr] 11 | use i2cdev::linux::{LinuxI2CDevice, LinuxI2CError};
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> main.rs:26:33
[INFO] [stderr]    |
[INFO] [stderr] 26 |         _thing: Weak<RwLock<Box<Thing>>>,
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Thing`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> main.rs:29:21
[INFO] [stderr]    |
[INFO] [stderr] 29 |     ) -> Option<Box<Action>> {
[INFO] [stderr]    |                     ^^^^^^ help: use `dyn`: `dyn Action`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> main.rs:104:40
[INFO] [stderr]     |
[INFO] [stderr] 104 |     let mut things: Vec<Arc<RwLock<Box<Thing + 'static>>>> = Vec::new();
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Thing + 'static`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `"docker" "inspect" "5f36596df99cd89391bac11436e75b22c64f071f4006d280a5c0bf1e68f22045"`
[INFO] running `"docker" "rm" "-f" "5f36596df99cd89391bac11436e75b22c64f071f4006d280a5c0bf1e68f22045"`
[INFO] [stdout] 5f36596df99cd89391bac11436e75b22c64f071f4006d280a5c0bf1e68f22045
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/hobinjk/tom-servo:/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] 6d424e9fc766def9b4b5fe737d7ab31b13ab098ff0eae3b369489ee7ba3ad612
[INFO] running `"docker" "start" "-a" "6d424e9fc766def9b4b5fe737d7ab31b13ab098ff0eae3b369489ee7ba3ad612"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tom_servo-d491fe43f7466b50
[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" "6d424e9fc766def9b4b5fe737d7ab31b13ab098ff0eae3b369489ee7ba3ad612"`
[INFO] running `"docker" "rm" "-f" "6d424e9fc766def9b4b5fe737d7ab31b13ab098ff0eae3b369489ee7ba3ad612"`
[INFO] [stdout] 6d424e9fc766def9b4b5fe737d7ab31b13ab098ff0eae3b369489ee7ba3ad612