[INFO] crate irc-bot 0.2.1 is already in cache
[INFO] extracting crate irc-bot 0.2.1 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/irc-bot/0.2.1
[INFO] extracting crate irc-bot 0.2.1 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/irc-bot/0.2.1
[INFO] validating manifest of irc-bot-0.2.1 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of irc-bot-0.2.1 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing irc-bot-0.2.1
[INFO] finished frobbing irc-bot-0.2.1
[INFO] frobbed toml for irc-bot-0.2.1 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/irc-bot/0.2.1/Cargo.toml
[INFO] started frobbing irc-bot-0.2.1
[INFO] finished frobbing irc-bot-0.2.1
[INFO] frobbed toml for irc-bot-0.2.1 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/irc-bot/0.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking irc-bot-0.2.1 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-5/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/irc-bot/0.2.1:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5ae1867bc0fa6e3bbb3d3e7ac90fc2f7b259eb2ea7f7693090dfa072a41c651f
[INFO] running `"docker" "start" "-a" "5ae1867bc0fa6e3bbb3d3e7ac90fc2f7b259eb2ea7f7693090dfa072a41c651f"`
[INFO] [stderr]    Compiling strum v0.8.0
[INFO] [stderr]     Checking iter-trait v0.3.1
[INFO] [stderr]     Checking len-trait v0.6.1
[INFO] [stderr]    Compiling strum_macros v0.8.0
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]     Checking tokio-mockstream v1.1.0
[INFO] [stderr]     Checking irc v0.13.6
[INFO] [stderr]     Checking get-trait v0.1.0
[INFO] [stderr]     Checking rando v0.2.0
[INFO] [stderr]    Compiling foreman v0.4.0
[INFO] [stderr]    Compiling irc-bot v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: Error running `git describe`: fatal: Not a git repository (or any parent up to mount point /opt/crater/workdir)
[INFO] [stderr] warning: lint `unused_doc_comment` has been renamed to `unused_doc_comments`
[INFO] [stderr]  --> src/lib.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![allow(unused_doc_comment)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^^^^ help: use the new name: `unused_doc_comments`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `unused_doc_comment` has been renamed to `unused_doc_comments`
[INFO] [stderr]  --> src/lib.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![allow(unused_doc_comment)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^^^^ help: use the new name: `unused_doc_comments`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(renamed_and_removed_lints)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/core/irc_comm.rs:295:31
[INFO] [stderr]     |
[INFO] [stderr] 295 |         input_msg.to_string().trim_right_matches("\r\n")
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/core/irc_msgs.rs:58:18
[INFO] [stderr]    |
[INFO] [stderr] 58 |             text.trim_left_matches(nick)
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/core/irc_msgs.rs:59:18
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 .trim_left_matches(|c: char| [':', ','].contains(&c))
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/core/irc_comm.rs:295:31
[INFO] [stderr]     |
[INFO] [stderr] 295 |         input_msg.to_string().trim_right_matches("\r\n")
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/core/irc_msgs.rs:58:18
[INFO] [stderr]    |
[INFO] [stderr] 58 |             text.trim_left_matches(nick)
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/core/irc_msgs.rs:59:18
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 .trim_left_matches(|c: char| [':', ','].contains(&c))
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/util/yaml.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / error_chain! {
[INFO] [stderr] 10 | |     foreign_links {
[INFO] [stderr] 11 | |         YamlEmit(yaml_rust::EmitError);
[INFO] [stderr] 12 | |         YamlScan(yaml_rust::ScanError);
[INFO] [stderr] ...  |
[INFO] [stderr] 45 | |     }
[INFO] [stderr] 46 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/core/err.rs:12:1
[INFO] [stderr]     |
[INFO] [stderr] 12  | / error_chain! {
[INFO] [stderr] 13  | |     foreign_links {
[INFO] [stderr] 14  | |         Io(io::Error);
[INFO] [stderr] 15  | |
[INFO] [stderr] ...   |
[INFO] [stderr] 106 | |     }
[INFO] [stderr] 107 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/util/yaml.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / error_chain! {
[INFO] [stderr] 10 | |     foreign_links {
[INFO] [stderr] 11 | |         YamlEmit(yaml_rust::EmitError);
[INFO] [stderr] 12 | |         YamlScan(yaml_rust::ScanError);
[INFO] [stderr] ...  |
[INFO] [stderr] 45 | |     }
[INFO] [stderr] 46 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/core/err.rs:12:1
[INFO] [stderr]     |
[INFO] [stderr] 12  | / error_chain! {
[INFO] [stderr] 13  | |     foreign_links {
[INFO] [stderr] 14  | |         Io(io::Error);
[INFO] [stderr] 15  | |
[INFO] [stderr] ...   |
[INFO] [stderr] 106 | |     }
[INFO] [stderr] 107 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `TemporaryTrigger`
[INFO] [stderr]   --> src/core/trigger.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub(super) struct TemporaryTrigger {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `TemporaryTrigger`
[INFO] [stderr]   --> src/core/trigger.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub(super) struct TemporaryTrigger {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.15s
[INFO] running `"docker" "inspect" "5ae1867bc0fa6e3bbb3d3e7ac90fc2f7b259eb2ea7f7693090dfa072a41c651f"`
[INFO] running `"docker" "rm" "-f" "5ae1867bc0fa6e3bbb3d3e7ac90fc2f7b259eb2ea7f7693090dfa072a41c651f"`
[INFO] [stdout] 5ae1867bc0fa6e3bbb3d3e7ac90fc2f7b259eb2ea7f7693090dfa072a41c651f