[INFO] updating cached repository lofim/actix-todo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lofim/actix-todo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lofim/actix-todo" "work/ex/beta-1.38-1/sources/1.37.0/gh/lofim/actix-todo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lofim/actix-todo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lofim/actix-todo" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lofim/actix-todo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lofim/actix-todo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cb02ff5ca88f686c9f30bdd9e30ff3ee2086a1d0
[INFO] sha for GitHub repo lofim/actix-todo: cb02ff5ca88f686c9f30bdd9e30ff3ee2086a1d0
[INFO] validating manifest of lofim/actix-todo 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 lofim/actix-todo 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 lofim/actix-todo
[INFO] finished frobbing lofim/actix-todo
[INFO] frobbed toml for lofim/actix-todo written to work/ex/beta-1.38-1/sources/1.37.0/gh/lofim/actix-todo/Cargo.toml
[INFO] started frobbing lofim/actix-todo
[INFO] finished frobbing lofim/actix-todo
[INFO] frobbed toml for lofim/actix-todo written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lofim/actix-todo/Cargo.toml
[INFO] crate lofim/actix-todo 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 lofim/actix-todo 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lofim/actix-todo:/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] 66442481629ccb6eabc59f2f54f30eabcefac7cd48e521ef40bf894e66bb3972
[INFO] running `"docker" "start" "-a" "66442481629ccb6eabc59f2f54f30eabcefac7cd48e521ef40bf894e66bb3972"`
[INFO] [stderr]    Compiling libc v0.2.41
[INFO] [stderr]    Compiling serde v1.0.60
[INFO] [stderr]    Compiling rustc-demangle v0.1.8
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling smallvec v0.6.1
[INFO] [stderr]    Compiling bytecount v0.3.1
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]    Compiling untrusted v0.5.1
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling string v0.1.0
[INFO] [stderr]    Compiling indexmap v1.0.1
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling http-range v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.21
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v0.4.3
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]    Compiling actix-web v0.6.10
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling futures-core v0.2.1
[INFO] [stderr]    Compiling walkdir v2.1.4
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling regex-syntax v0.6.0
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling futures-channel v0.2.1
[INFO] [stderr]    Compiling bytes v0.4.7
[INFO] [stderr]    Compiling futures-io v0.2.1
[INFO] [stderr]    Compiling resolv-conf v0.6.0
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling quote v0.6.2
[INFO] [stderr]    Compiling url v1.7.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.3
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling uuid v0.6.5
[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 futures-sink v0.2.1
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling http v0.1.5
[INFO] [stderr]    Compiling mio-uds v0.6.6
[INFO] [stderr]    Compiling backtrace v0.3.8
[INFO] [stderr]    Compiling syn v0.14.0
[INFO] [stderr]    Compiling flate2 v1.0.1
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling futures-util v0.2.1
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling tokio-fs v0.1.0
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling error-chain v0.1.12
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling crossbeam-channel v0.1.3
[INFO] [stderr]    Compiling phf_codegen 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 synstructure v0.6.1
[INFO] [stderr]    Compiling futures-executor v0.2.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.17
[INFO] [stderr]    Compiling serde_urlencoded v0.5.2
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]    Compiling h2 v0.1.8
[INFO] [stderr]    Compiling tokio v0.1.6
[INFO] [stderr]    Compiling futures-stable v0.2.1
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]    Compiling futures-async-runtime v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.60
[INFO] [stderr]    Compiling futures v0.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling trust-dns-proto v0.3.3
[INFO] [stderr]    Compiling tokio-signal v0.1.5
[INFO] [stderr]    Compiling env_logger v0.5.10
[INFO] [stderr]    Compiling cookie v0.10.1
[INFO] [stderr]    Compiling trust-dns-resolver v0.8.2
[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 actix-todo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `error`, `fmt`
[INFO] [stderr]  --> src/model.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{error, fmt, str};
[INFO] [stderr]   |           ^^^^^  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]   --> src/handlers.rs:43:20
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn update_task(req: HttpRequest) -> Result<Json<Todo>> {
[INFO] [stderr]    |                    ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]   --> src/handlers.rs:47:20
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub fn delete_task(req: HttpRequest) -> Result<Json<Todo>> {
[INFO] [stderr]    |                    ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]   --> src/handlers.rs:51:21
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn health_check(req: HttpRequest) -> HttpResponse {
[INFO] [stderr]    |                     ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 11s
[INFO] running `"docker" "inspect" "66442481629ccb6eabc59f2f54f30eabcefac7cd48e521ef40bf894e66bb3972"`
[INFO] running `"docker" "rm" "-f" "66442481629ccb6eabc59f2f54f30eabcefac7cd48e521ef40bf894e66bb3972"`
[INFO] [stdout] 66442481629ccb6eabc59f2f54f30eabcefac7cd48e521ef40bf894e66bb3972
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lofim/actix-todo:/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] 8104a90327f1b7c8a2cf85f3249acd38969fbc9bcc2199c67a53b1dc4a64575c
[INFO] running `"docker" "start" "-a" "8104a90327f1b7c8a2cf85f3249acd38969fbc9bcc2199c67a53b1dc4a64575c"`
[INFO] [stderr]    Compiling actix-todo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `error`, `fmt`
[INFO] [stderr]  --> src/model.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{error, fmt, str};
[INFO] [stderr]   |           ^^^^^  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]   --> src/handlers.rs:43:20
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn update_task(req: HttpRequest) -> Result<Json<Todo>> {
[INFO] [stderr]    |                    ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]   --> src/handlers.rs:47:20
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub fn delete_task(req: HttpRequest) -> Result<Json<Todo>> {
[INFO] [stderr]    |                    ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]   --> src/handlers.rs:51:21
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn health_check(req: HttpRequest) -> HttpResponse {
[INFO] [stderr]    |                     ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "8104a90327f1b7c8a2cf85f3249acd38969fbc9bcc2199c67a53b1dc4a64575c"`
[INFO] running `"docker" "rm" "-f" "8104a90327f1b7c8a2cf85f3249acd38969fbc9bcc2199c67a53b1dc4a64575c"`
[INFO] [stdout] 8104a90327f1b7c8a2cf85f3249acd38969fbc9bcc2199c67a53b1dc4a64575c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lofim/actix-todo:/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] c791a1f53c2e05c4a12a7e236960e700bad77a96d7a846cb1d8bdd6674f02eca
[INFO] running `"docker" "start" "-a" "c791a1f53c2e05c4a12a7e236960e700bad77a96d7a846cb1d8bdd6674f02eca"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/actix_todo-cfe1259022c2015b
[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" "c791a1f53c2e05c4a12a7e236960e700bad77a96d7a846cb1d8bdd6674f02eca"`
[INFO] running `"docker" "rm" "-f" "c791a1f53c2e05c4a12a7e236960e700bad77a96d7a846cb1d8bdd6674f02eca"`
[INFO] [stdout] c791a1f53c2e05c4a12a7e236960e700bad77a96d7a846cb1d8bdd6674f02eca