[INFO] updating cached repository mtmr0x/rastreamento-correios
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mtmr0x/rastreamento-correios
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mtmr0x/rastreamento-correios" "work/ex/beta-1.38-1/sources/1.37.0/gh/mtmr0x/rastreamento-correios"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mtmr0x/rastreamento-correios'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mtmr0x/rastreamento-correios" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mtmr0x/rastreamento-correios"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mtmr0x/rastreamento-correios'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b1be5c34bbcc14201aaa7a9f83a0cf5ffa9f7b87
[INFO] sha for GitHub repo mtmr0x/rastreamento-correios: b1be5c34bbcc14201aaa7a9f83a0cf5ffa9f7b87
[INFO] validating manifest of mtmr0x/rastreamento-correios 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 mtmr0x/rastreamento-correios 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 mtmr0x/rastreamento-correios
[INFO] finished frobbing mtmr0x/rastreamento-correios
[INFO] frobbed toml for mtmr0x/rastreamento-correios written to work/ex/beta-1.38-1/sources/1.37.0/gh/mtmr0x/rastreamento-correios/Cargo.toml
[INFO] started frobbing mtmr0x/rastreamento-correios
[INFO] finished frobbing mtmr0x/rastreamento-correios
[INFO] frobbed toml for mtmr0x/rastreamento-correios written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mtmr0x/rastreamento-correios/Cargo.toml
[INFO] crate mtmr0x/rastreamento-correios 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 mtmr0x/rastreamento-correios 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/mtmr0x/rastreamento-correios:/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] 63c12de0bc0e1e73dbfea2ef405ff97ffabe36dd5d44ea062a4623283d9814c8
[INFO] running `"docker" "start" "-a" "63c12de0bc0e1e73dbfea2ef405ff97ffabe36dd5d44ea062a4623283d9814c8"`
[INFO] [stderr]    Compiling version_check v0.1.2
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.3
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr]    Compiling mustache v0.8.0
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling idna v0.1.2
[INFO] [stderr]    Compiling futures-cpupool v0.1.5
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling hyper v0.11.0
[INFO] [stderr]    Compiling url v1.5.1
[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-1.5.1/src/form_urlencoded.rs:251:40
[INFO] [stderr]     |
[INFO] [stderr] 249 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 250 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 251 |     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 hyper v0.10.12
[INFO] [stderr]    Compiling nickel v0.10.0
[INFO] [stderr]    Compiling rastreamento v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `nickel::status::StatusCode`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use nickel::status::StatusCode;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Json`, `ToJson`
[INFO] [stderr]  --> src/main.rs:6:29
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rustc_serialize::json::{Json, ToJson};
[INFO] [stderr]   |                             ^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     server.listen("127.0.0.1:6767");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.98s
[INFO] running `"docker" "inspect" "63c12de0bc0e1e73dbfea2ef405ff97ffabe36dd5d44ea062a4623283d9814c8"`
[INFO] running `"docker" "rm" "-f" "63c12de0bc0e1e73dbfea2ef405ff97ffabe36dd5d44ea062a4623283d9814c8"`
[INFO] [stdout] 63c12de0bc0e1e73dbfea2ef405ff97ffabe36dd5d44ea062a4623283d9814c8
[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/mtmr0x/rastreamento-correios:/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] e1ab55a966224e30f4272e7d940b2a0241f1460c207fbea19051904cb9ebe598
[INFO] running `"docker" "start" "-a" "e1ab55a966224e30f4272e7d940b2a0241f1460c207fbea19051904cb9ebe598"`
[INFO] [stderr]    Compiling rastreamento v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `nickel::status::StatusCode`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use nickel::status::StatusCode;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Json`, `ToJson`
[INFO] [stderr]  --> src/main.rs:6:29
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rustc_serialize::json::{Json, ToJson};
[INFO] [stderr]   |                             ^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     server.listen("127.0.0.1:6767");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "e1ab55a966224e30f4272e7d940b2a0241f1460c207fbea19051904cb9ebe598"`
[INFO] running `"docker" "rm" "-f" "e1ab55a966224e30f4272e7d940b2a0241f1460c207fbea19051904cb9ebe598"`
[INFO] [stdout] e1ab55a966224e30f4272e7d940b2a0241f1460c207fbea19051904cb9ebe598
[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/mtmr0x/rastreamento-correios:/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] 22a64ce28df11c4a857520abc369a92f5fc8da9ea366938cdd5b65a7b3ba7bae
[INFO] running `"docker" "start" "-a" "22a64ce28df11c4a857520abc369a92f5fc8da9ea366938cdd5b65a7b3ba7bae"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rastreamento-8b5c75c00f93fd14
[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" "22a64ce28df11c4a857520abc369a92f5fc8da9ea366938cdd5b65a7b3ba7bae"`
[INFO] running `"docker" "rm" "-f" "22a64ce28df11c4a857520abc369a92f5fc8da9ea366938cdd5b65a7b3ba7bae"`
[INFO] [stdout] 22a64ce28df11c4a857520abc369a92f5fc8da9ea366938cdd5b65a7b3ba7bae