[INFO] updating cached repository tomhoule/catslapp [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/tomhoule/catslapp [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/tomhoule/catslapp" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/tomhoule/catslapp"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/tomhoule/catslapp'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/tomhoule/catslapp" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/tomhoule/catslapp"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/tomhoule/catslapp'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4d2c1543051499750f0a7a18e12fcdfda17e456c [INFO] sha for GitHub repo tomhoule/catslapp: 4d2c1543051499750f0a7a18e12fcdfda17e456c [INFO] validating manifest of tomhoule/catslapp 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 tomhoule/catslapp 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 tomhoule/catslapp [INFO] finished frobbing tomhoule/catslapp [INFO] frobbed toml for tomhoule/catslapp written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/tomhoule/catslapp/Cargo.toml [INFO] started frobbing tomhoule/catslapp [INFO] finished frobbing tomhoule/catslapp [INFO] frobbed toml for tomhoule/catslapp written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/tomhoule/catslapp/Cargo.toml [INFO] crate tomhoule/catslapp 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] checking tomhoule/catslapp against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-6/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/tomhoule/catslapp:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] cdfa3c892646f34d9eb7e33a30937c9ebe7ee481a7e881bdb8059b7a19f9b6f5 [INFO] running `"docker" "start" "-a" "cdfa3c892646f34d9eb7e33a30937c9ebe7ee481a7e881bdb8059b7a19f9b6f5"` [INFO] [stderr] Compiling cfg-if v0.1.3 [INFO] [stderr] Compiling serde v1.0.59 [INFO] [stderr] Compiling libc v0.2.41 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling rustc-demangle v0.1.8 [INFO] [stderr] Compiling itoa v0.4.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling same-file v1.0.2 [INFO] [stderr] Compiling remove_dir_all v0.5.1 [INFO] [stderr] Compiling byteorder v1.2.3 [INFO] [stderr] Compiling quick-error v1.2.1 [INFO] [stderr] Compiling bytecount v0.3.1 [INFO] [stderr] Compiling termcolor v0.3.6 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling prost-build v0.3.2 [INFO] [stderr] Compiling multimap v0.4.0 [INFO] [stderr] Checking http-range v0.1.1 [INFO] [stderr] Compiling backtrace-sys v0.1.21 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling brotli-sys v0.3.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Compiling actix_derive v0.2.0 [INFO] [stderr] Checking hostname v0.1.5 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Compiling actix-web v0.6.10 [INFO] [stderr] Compiling proc-macro2 v0.4.3 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling regex-syntax v0.6.0 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling walkdir v2.1.4 [INFO] [stderr] Checking smallstr v0.1.0 [INFO] [stderr] Checking humantime v1.1.1 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Checking base64 v0.9.1 [INFO] [stderr] Compiling petgraph v0.4.12 [INFO] [stderr] Checking crossbeam-epoch v0.4.1 [INFO] [stderr] Checking bytes v0.4.7 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking uuid v0.6.5 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking resolv-conf v0.6.0 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Compiling pulldown-cmark v0.1.2 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking mio v0.6.14 [INFO] [stderr] Compiling nix v0.7.0 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Checking clap v2.31.2 [INFO] [stderr] Compiling quote v0.6.2 [INFO] [stderr] Checking crossbeam-deque v0.3.1 [INFO] [stderr] Checking parking_lot v0.5.5 [INFO] [stderr] Checking tokio-io v0.1.6 [INFO] [stderr] Checking http v0.1.5 [INFO] [stderr] Checking prost v0.3.2 [INFO] [stderr] Compiling syn v0.12.15 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Checking url v1.7.0 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Checking regex v1.0.0 [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] Checking mio-uds v0.6.6 [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] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Checking tokio-threadpool v0.1.3 [INFO] [stderr] Checking flate2 v1.0.1 [INFO] [stderr] Compiling syn v0.14.0 [INFO] [stderr] Checking crossbeam-channel v0.1.3 [INFO] [stderr] Compiling backtrace v0.3.8 [INFO] [stderr] Checking tokio-reactor v0.1.1 [INFO] [stderr] Checking backtrace v0.2.3 [INFO] [stderr] Compiling phf_generator v0.7.22 [INFO] [stderr] Checking brotli2 v0.3.2 [INFO] [stderr] Compiling rayon-core v1.4.0 [INFO] [stderr] Checking env_logger v0.5.10 [INFO] [stderr] Checking tokio-fs v0.1.0 [INFO] [stderr] Checking h2 v0.1.8 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Compiling structopt-derive v0.2.8 [INFO] [stderr] Compiling error-chain v0.11.0 [INFO] [stderr] Checking serde_urlencoded v0.5.2 [INFO] [stderr] Checking serde_json v1.0.17 [INFO] [stderr] Checking tokio-tcp v0.1.0 [INFO] [stderr] Checking tokio-udp v0.1.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking error-chain v0.1.12 [INFO] [stderr] Compiling phf_codegen v0.7.22 [INFO] [stderr] Compiling rayon v0.8.2 [INFO] [stderr] Compiling failure v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.59 [INFO] [stderr] Checking tokio v0.1.6 [INFO] [stderr] Checking structopt v0.2.8 [INFO] [stderr] Compiling terminfo v0.5.0 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.4 [INFO] [stderr] Compiling prost-derive v0.3.2 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking trust-dns-proto v0.3.3 [INFO] [stderr] Checking tokio-signal v0.1.5 [INFO] [stderr] Compiling ring v0.12.1 [INFO] [stderr] Compiling prost-types v0.3.2 [INFO] [stderr] Checking trust-dns-resolver v0.8.2 [INFO] [stderr] Compiling cargo_metadata v0.5.4 [INFO] [stderr] Checking cookie v0.10.1 [INFO] [stderr] Compiling skeptic v0.13.3 [INFO] [stderr] Compiling catslapp v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Compiling actix v0.5.7 [INFO] [stderr] Checking mortal v0.1.2 [INFO] [stderr] Checking linefeed v0.5.0 [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `uuid::Uuid` [INFO] [stderr] --> src/lib.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | use uuid::Uuid; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Default` is imported redundantly [INFO] [stderr] --> src/lib.rs:58:9 [INFO] [stderr] | [INFO] [stderr] 58 | use std::default::Default; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Default` is imported redundantly [INFO] [stderr] --> src/lib.rs:63:9 [INFO] [stderr] | [INFO] [stderr] 63 | use std::default::Default; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `uuid::Uuid` [INFO] [stderr] --> src/lib.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | use uuid::Uuid; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Default` is imported redundantly [INFO] [stderr] --> src/lib.rs:58:9 [INFO] [stderr] | [INFO] [stderr] 58 | use std::default::Default; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Default` is imported redundantly [INFO] [stderr] --> src/lib.rs:63:9 [INFO] [stderr] | [INFO] [stderr] 63 | use std::default::Default; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `futures::prelude` [INFO] [stderr] --> src/lib.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | use futures::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `futures::prelude` [INFO] [stderr] --> src/lib.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | use futures::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(proc_macro, generators)] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(proc_macro, generators)] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude::*` [INFO] [stderr] --> src/main.rs:89:9 [INFO] [stderr] | [INFO] [stderr] 89 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude::*` [INFO] [stderr] --> src/main.rs:89:9 [INFO] [stderr] | [INFO] [stderr] 89 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `futures::prelude` [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | use futures::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tmp_file` [INFO] [stderr] --> src/main.rs:99:25 [INFO] [stderr] | [INFO] [stderr] 99 | let mut tmp_file = ::std::fs::File::create(&tmp_file_path)?; [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_tmp_file` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `futures::prelude` [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | use futures::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tmp_file` [INFO] [stderr] --> src/main.rs:99:25 [INFO] [stderr] | [INFO] [stderr] 99 | let mut tmp_file = ::std::fs::File::create(&tmp_file_path)?; [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_tmp_file` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:99:21 [INFO] [stderr] | [INFO] [stderr] 99 | let mut tmp_file = ::std::fs::File::create(&tmp_file_path)?; [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] warning: enum is never used: `ReplError` [INFO] [stderr] --> src/main.rs:37:1 [INFO] [stderr] | [INFO] [stderr] 37 | enum ReplError { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_command` [INFO] [stderr] --> src/main.rs:82:1 [INFO] [stderr] | [INFO] [stderr] 82 | fn read_command(line: &str) -> Option<(&str, Vec<&str>)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(proc_macro, generators)] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:99:21 [INFO] [stderr] | [INFO] [stderr] 99 | let mut tmp_file = ::std::fs::File::create(&tmp_file_path)?; [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] warning: enum is never used: `ReplError` [INFO] [stderr] --> src/main.rs:37:1 [INFO] [stderr] | [INFO] [stderr] 37 | enum ReplError { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_command` [INFO] [stderr] --> src/main.rs:82:1 [INFO] [stderr] | [INFO] [stderr] 82 | fn read_command(line: &str) -> Option<(&str, Vec<&str>)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(proc_macro, generators)] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(stable_features)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4m 01s [INFO] running `"docker" "inspect" "cdfa3c892646f34d9eb7e33a30937c9ebe7ee481a7e881bdb8059b7a19f9b6f5"` [INFO] running `"docker" "rm" "-f" "cdfa3c892646f34d9eb7e33a30937c9ebe7ee481a7e881bdb8059b7a19f9b6f5"` [INFO] [stdout] cdfa3c892646f34d9eb7e33a30937c9ebe7ee481a7e881bdb8059b7a19f9b6f5