[INFO] updating cached repository vcassotti/hw [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/vcassotti/hw [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/vcassotti/hw" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/vcassotti/hw"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/vcassotti/hw'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/vcassotti/hw" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/vcassotti/hw"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/vcassotti/hw'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 748de2bd961d776d8d06e082075e6fda66aea859 [INFO] sha for GitHub repo vcassotti/hw: 748de2bd961d776d8d06e082075e6fda66aea859 [INFO] validating manifest of vcassotti/hw on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of vcassotti/hw on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing vcassotti/hw [INFO] finished frobbing vcassotti/hw [INFO] frobbed toml for vcassotti/hw written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/vcassotti/hw/Cargo.toml [INFO] started frobbing vcassotti/hw [INFO] finished frobbing vcassotti/hw [INFO] frobbed toml for vcassotti/hw written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/vcassotti/hw/Cargo.toml [INFO] crate vcassotti/hw already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on the registry index [INFO] checking vcassotti/hw against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-6/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/vcassotti/hw:/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=forbid" "-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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] f7f93e476f35d969afc5330f75f79f7013264b1540270825eba3f1f4fc26f1f9 [INFO] running `"docker" "start" "-a" "f7f93e476f35d969afc5330f75f79f7013264b1540270825eba3f1f4fc26f1f9"` [INFO] [stderr] Compiling typenum v1.9.0 [INFO] [stderr] Checking odds v0.2.25 [INFO] [stderr] Checking libc v0.2.32 [INFO] [stderr] Checking md5 v0.3.5 [INFO] [stderr] Checking percent-encoding v1.0.0 [INFO] [stderr] Checking lazy_static v0.2.9 [INFO] [stderr] Checking groupable v0.2.0 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking mustache v0.8.2 [INFO] [stderr] Checking stringprep v0.1.2 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking r2d2 v0.8.1 [INFO] [stderr] Checking url v1.5.1 [INFO] [stderr] Checking nodrop v0.1.10 [INFO] [stderr] Checking iovec v0.1.1 [INFO] [stderr] Checking rand v0.3.17 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking num_cpus v1.7.0 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] Checking bytes v0.4.5 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking regex v0.2.2 [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] [INFO] [stderr] Checking hyper v0.10.13 [INFO] [stderr] Checking generic-array v0.8.3 [INFO] [stderr] Checking digest v0.6.2 [INFO] [stderr] Checking crypto-mac v0.4.0 [INFO] [stderr] Checking block-buffer v0.2.0 [INFO] [stderr] Checking hmac v0.4.2 [INFO] [stderr] Checking sha2 v0.6.0 [INFO] [stderr] Checking postgres-protocol v0.3.1 [INFO] [stderr] Checking postgres-shared v0.4.0 [INFO] [stderr] Checking postgres-shared v0.3.0 [INFO] [stderr] Checking postgres v0.14.2 [INFO] [stderr] Checking postgres v0.15.1 [INFO] [stderr] Checking nickel v0.10.1 [INFO] [stderr] Checking r2d2_postgres v0.14.0 [INFO] [stderr] Checking hw v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::net::*` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::net::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::fmt; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Router` [INFO] [stderr] --> src/main.rs:14:22 [INFO] [stderr] | [INFO] [stderr] 14 | use nickel::{Nickel, Router, HttpRouter, StaticFilesHandler}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::*` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::net::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::fmt; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Router` [INFO] [stderr] --> src/main.rs:14:22 [INFO] [stderr] | [INFO] [stderr] 14 | use nickel::{Nickel, Router, HttpRouter, StaticFilesHandler}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `conn` [INFO] [stderr] --> src/main.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | let conn = pool.get().unwrap(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_conn` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cwd` [INFO] [stderr] --> src/main.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | let cwd:String = env::var("PWD").unwrap(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_cwd` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | server.listen("0.0.0.0:8080"); [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] warning: unused variable: `conn` [INFO] [stderr] --> src/main.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | let conn = pool.get().unwrap(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_conn` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cwd` [INFO] [stderr] --> src/main.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | let cwd:String = env::var("PWD").unwrap(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_cwd` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | server.listen("0.0.0.0:8080"); [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 24.90s [INFO] running `"docker" "inspect" "f7f93e476f35d969afc5330f75f79f7013264b1540270825eba3f1f4fc26f1f9"` [INFO] running `"docker" "rm" "-f" "f7f93e476f35d969afc5330f75f79f7013264b1540270825eba3f1f4fc26f1f9"` [INFO] [stdout] f7f93e476f35d969afc5330f75f79f7013264b1540270825eba3f1f4fc26f1f9