[INFO] cloning repository https://github.com/keplernetwork/kepler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/keplernetwork/kepler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeplernetwork%2Fkepler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeplernetwork%2Fkepler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 493c57b21682a2be85ff9ce2fa13de537270ea4e
[INFO] testing keplernetwork/kepler against 1.75.0 for beta-1.76-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeplernetwork%2Fkepler" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/keplernetwork/kepler on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/keplernetwork/kepler
[INFO] finished tweaking git repo https://github.com/keplernetwork/kepler
[INFO] tweaked toml for git repo https://github.com/keplernetwork/kepler written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/keplernetwork/kepler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8c462c11b228e3b6519ffca459a3807b3756b41abf331872450e0e8d7b97179
[INFO] running `Command { std: "docker" "start" "-a" "d8c462c11b228e3b6519ffca459a3807b3756b41abf331872450e0e8d7b97179", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8c462c11b228e3b6519ffca459a3807b3756b41abf331872450e0e8d7b97179", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8c462c11b228e3b6519ffca459a3807b3756b41abf331872450e0e8d7b97179", kill_on_drop: false }`
[INFO] [stdout] d8c462c11b228e3b6519ffca459a3807b3756b41abf331872450e0e8d7b97179
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 887c27d3e3e7fca94cf5c2d5111a80f3e02d8264a90f6026208c051417c247f5
[INFO] running `Command { std: "docker" "start" "-a" "887c27d3e3e7fca94cf5c2d5111a80f3e02d8264a90f6026208c051417c247f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
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[INFO] [stderr]    Compiling http-body v0.3.1
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[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling sct v0.6.0
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[INFO] [stderr]    Compiling zeroize_derive v0.9.3
[INFO] [stderr]    Compiling webpki v0.21.2
[INFO] [stderr]    Compiling ct-logs v0.6.0
[INFO] [stderr]    Compiling easy-jsonrpc-proc-macro-mw v0.5.1
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling backtrace v0.3.45
[INFO] [stderr]    Compiling zeroize v0.9.3
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling array-macro v1.0.3
[INFO] [stderr]    Compiling enum-map-internals v0.1.3
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling signal-hook v0.1.13
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling xi-unicode v0.1.0
[INFO] [stderr]    Compiling hashbrown v0.3.1
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling lmdb-zero v0.4.4
[INFO] [stderr]    Compiling enum-map v0.5.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.4.4
[INFO] [stderr]    Compiling enumset v0.4.5
[INFO] [stderr]    Compiling ctrlc v3.1.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling serde-value v0.5.3
[INFO] [stderr]    Compiling serde_yaml v0.8.11
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling git2 v0.10.2
[INFO] [stderr]    Compiling pancurses v0.16.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling log4rs v0.8.3
[INFO] [stderr]    Compiling tokio v0.2.13
[INFO] [stderr]    Compiling jsonrpc-core v10.1.0
[INFO] [stderr]    Compiling cursive v0.12.0
[INFO] [stderr]    Compiling easy-jsonrpc-mw v0.5.4
[INFO] [stderr]    Compiling kepler_util v3.1.0 (/opt/rustwide/workdir/util)
[INFO] [stderr]    Compiling rustls-native-certs v0.1.0
[INFO] [stderr]    Compiling built v0.3.2
[INFO] [stderr]    Compiling kepler_keychain v3.1.0 (/opt/rustwide/workdir/keychain)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> keychain/src/mnemonic.rs:28:38
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub static ref WORDS: Vec<String> = { include_str!("wordlists/en.txt").split_whitespace().map(|s| s.into()).collect() };
[INFO] [stdout]    |                                         ^^                                                                               ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pub static ref WORDS: Vec<String> = { include_str!("wordlists/en.txt").split_whitespace().map(|s| s.into()).collect() };
[INFO] [stdout] 28 +     pub static ref WORDS: Vec<String> = include_str!("wordlists/en.txt").split_whitespace().map(|s| s.into()).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kepler v3.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling tokio-io-timeout v0.4.0
[INFO] [stderr]    Compiling tokio-rustls v0.12.2
[INFO] [stderr]    Compiling h2 v0.2.2
[INFO] [stderr]    Compiling croaring-sys v0.4.4
[INFO] [stderr]    Compiling hyper v0.13.3
[INFO] [stderr]    Compiling hyper-timeout v0.3.1
[INFO] [stderr]    Compiling hyper-rustls v0.19.1
[INFO] [stderr]    Compiling croaring v0.4.4
[INFO] [stderr]    Compiling kepler_core v3.1.0 (/opt/rustwide/workdir/core)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> core/src/macros.rs:23:48
[INFO] [stdout]     |
[INFO] [stdout] 23  |         $thing.iter().map($mapfn).collect::<Vec<_>>();
[INFO] [stdout]     |                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: core/src/core/block.rs:794:21
[INFO] [stdout]     |
[INFO] [stdout] 794 |                 secp.commit_sum(map_vec!(cb_outs, |x| x.commitment()), vec![over_commit])?;
[INFO] [stdout]     |                                 ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `map_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> core/src/macros.rs:23:48
[INFO] [stdout]     |
[INFO] [stdout] 23  |         $thing.iter().map($mapfn).collect::<Vec<_>>();
[INFO] [stdout]     |                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: core/src/pow/cuckatoo.rs:268:15
[INFO] [stdout]     |
[INFO] [stdout] 268 |             s.nonces = map_vec!(s.nonces, |n| val[*n as usize]);
[INFO] [stdout]     |                        ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `map_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kepler_store v3.1.0 (/opt/rustwide/workdir/store)
[INFO] [stderr]    Compiling kepler_pool v3.1.0 (/opt/rustwide/workdir/pool)
[INFO] [stderr]    Compiling kepler_chain v3.1.0 (/opt/rustwide/workdir/chain)
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]   --> chain/src/txhashset/txhashset.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use std::collections::HashSet;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kepler_p2p v3.1.0 (/opt/rustwide/workdir/p2p)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kepler_api v3.1.0 (/opt/rustwide/workdir/api)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> api/src/web.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 |         };
[INFO] [stdout]     |          ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: api/src/handlers/blocks_api.rs:102:12
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let el = right_path_element!(req);
[INFO] [stdout]     |                  ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `right_path_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> api/src/web.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 |         };
[INFO] [stdout]     |          ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: api/src/handlers/blocks_api.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let el = right_path_element!(req);
[INFO] [stdout]     |                  ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `right_path_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> api/src/web.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 |         };
[INFO] [stdout]     |          ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: api/src/handlers/chain_api.rs:374:9
[INFO] [stdout]     |
[INFO] [stdout] 374 |         match right_path_element!(req) {
[INFO] [stdout]     |               ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `right_path_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> api/src/web.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 |         };
[INFO] [stdout]     |          ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: api/src/handlers/peers_api.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let command = right_path_element!(req);
[INFO] [stdout]     |                       ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `right_path_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> api/src/web.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 |         };
[INFO] [stdout]     |          ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: api/src/handlers/transactions_api.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |         match right_path_element!(req) {
[INFO] [stdout]     |               ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `right_path_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kepler_servers v3.1.0 (/opt/rustwide/workdir/servers)
[INFO] [stdout] warning: use of deprecated method `common::hooks::hyper::client::Builder::keep_alive_timeout`: renamed to `pool_idle_timeout`
[INFO] [stdout]    --> servers/src/common/hooks.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |             .keep_alive_timeout(keep_alive)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> servers/src/mining/stratumserver.rs:729:7
[INFO] [stdout]     |
[INFO] [stdout] 729 |         let mut worker = wl.get_mut(&worker_id).ok_or(RpcError::internal_error())?;
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> servers/src/lib.rs:21:9
[INFO] [stdout]     |
[INFO] [stdout] 21  | #![deny(unused_mut)]
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> servers/src/kepler/server.rs:128:26
[INFO] [stdout]     |
[INFO] [stdout] 128 |         fs::create_dir_all(path.clone())?;
[INFO] [stdout]     |                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `std::path::Path` does not implement `Clone`, so calling `clone` on `&std::path::Path` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kepler_config v3.1.0 (/opt/rustwide/workdir/config)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> config/src/config.rs:166:7
[INFO] [stdout]     |
[INFO] [stdout] 166 |         let mut defaults = &mut defaults_conf.members.as_mut().unwrap().server;
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> config/src/lib.rs:20:9
[INFO] [stdout]     |
[INFO] [stdout] 20  | #![deny(unused_mut)]
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> config/src/config.rs:244:17
[INFO] [stdout]     |
[INFO] [stdout] 244 |   ...                   .unwrap()
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 245 | | ...                   .clone(),
[INFO] [stdout]     | |______________________________^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/bin/tui/peers.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 50s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cexpr v0.3.6, grin_secp256k1zkp v0.7.7, kepler_api v3.1.0 (/opt/rustwide/workdir/api), kepler_core v3.1.0 (/opt/rustwide/workdir/core), nom v4.2.3, rustc-serialize v0.3.24, traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "887c27d3e3e7fca94cf5c2d5111a80f3e02d8264a90f6026208c051417c247f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "887c27d3e3e7fca94cf5c2d5111a80f3e02d8264a90f6026208c051417c247f5", kill_on_drop: false }`
[INFO] [stdout] 887c27d3e3e7fca94cf5c2d5111a80f3e02d8264a90f6026208c051417c247f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd0a895a1228d567392d057edb970525110bb6eb23b09c89e43307f9b01877ab
[INFO] running `Command { std: "docker" "start" "-a" "dd0a895a1228d567392d057edb970525110bb6eb23b09c89e43307f9b01877ab", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> keychain/src/mnemonic.rs:28:38
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub static ref WORDS: Vec<String> = { include_str!("wordlists/en.txt").split_whitespace().map(|s| s.into()).collect() };
[INFO] [stdout]    |                                         ^^                                                                               ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pub static ref WORDS: Vec<String> = { include_str!("wordlists/en.txt").split_whitespace().map(|s| s.into()).collect() };
[INFO] [stdout] 28 +     pub static ref WORDS: Vec<String> = include_str!("wordlists/en.txt").split_whitespace().map(|s| s.into()).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> core/src/macros.rs:23:48
[INFO] [stdout]     |
[INFO] [stdout] 23  |         $thing.iter().map($mapfn).collect::<Vec<_>>();
[INFO] [stdout]     |                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: core/src/core/block.rs:794:21
[INFO] [stdout]     |
[INFO] [stdout] 794 |                 secp.commit_sum(map_vec!(cb_outs, |x| x.commitment()), vec![over_commit])?;
[INFO] [stdout]     |                                 ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `map_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> core/src/macros.rs:23:48
[INFO] [stdout]     |
[INFO] [stdout] 23  |         $thing.iter().map($mapfn).collect::<Vec<_>>();
[INFO] [stdout]     |                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: core/src/pow/cuckatoo.rs:268:15
[INFO] [stdout]     |
[INFO] [stdout] 268 |             s.nonces = map_vec!(s.nonces, |n| val[*n as usize]);
[INFO] [stdout]     |                        ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `map_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]   --> chain/src/txhashset/txhashset.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use std::collections::HashSet;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> api/src/web.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 |         };
[INFO] [stdout]     |          ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: api/src/handlers/blocks_api.rs:102:12
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let el = right_path_element!(req);
[INFO] [stdout]     |                  ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `right_path_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> api/src/web.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 |         };
[INFO] [stdout]     |          ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: api/src/handlers/blocks_api.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let el = right_path_element!(req);
[INFO] [stdout]     |                  ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `right_path_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> api/src/web.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 |         };
[INFO] [stdout]     |          ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: api/src/handlers/chain_api.rs:374:9
[INFO] [stdout]     |
[INFO] [stdout] 374 |         match right_path_element!(req) {
[INFO] [stdout]     |               ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `right_path_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> api/src/web.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 |         };
[INFO] [stdout]     |          ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: api/src/handlers/peers_api.rs:101:17
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let command = right_path_element!(req);
[INFO] [stdout]     |                       ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `right_path_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> api/src/web.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 |         };
[INFO] [stdout]     |          ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: api/src/handlers/transactions_api.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |         match right_path_element!(req) {
[INFO] [stdout]     |               ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `right_path_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `common::hooks::hyper::client::Builder::keep_alive_timeout`: renamed to `pool_idle_timeout`
[INFO] [stdout]    --> servers/src/common/hooks.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |             .keep_alive_timeout(keep_alive)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> servers/src/mining/stratumserver.rs:729:7
[INFO] [stdout]     |
[INFO] [stdout] 729 |         let mut worker = wl.get_mut(&worker_id).ok_or(RpcError::internal_error())?;
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> servers/src/lib.rs:21:9
[INFO] [stdout]     |
[INFO] [stdout] 21  | #![deny(unused_mut)]
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> servers/src/kepler/server.rs:128:26
[INFO] [stdout]     |
[INFO] [stdout] 128 |         fs::create_dir_all(path.clone())?;
[INFO] [stdout]     |                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `std::path::Path` does not implement `Clone`, so calling `clone` on `&std::path::Path` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> config/src/config.rs:166:7
[INFO] [stdout]     |
[INFO] [stdout] 166 |         let mut defaults = &mut defaults_conf.members.as_mut().unwrap().server;
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> config/src/lib.rs:20:9
[INFO] [stdout]     |
[INFO] [stdout] 20  | #![deny(unused_mut)]
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kepler v3.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> config/src/config.rs:244:17
[INFO] [stdout]     |
[INFO] [stdout] 244 |   ...                   .unwrap()
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 245 | | ...                   .clone(),
[INFO] [stdout]     | |______________________________^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/bin/tui/peers.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/bin/tui/status.rs:311:39
[INFO] [stdout]     |
[INFO] [stdout] 311 |     assert!(basic_status.contains("4%"), basic_status);
[INFO] [stdout]     |                                          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 311 |     assert!(basic_status.contains("4%"), "{}", basic_status);
[INFO] [stdout]     |                                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/bin/tui/status.rs:321:40
[INFO] [stdout]     |
[INFO] [stdout] 321 |     assert!(basic_status.contains("64%"), basic_status);
[INFO] [stdout]     |                                           ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 321 |     assert!(basic_status.contains("64%"), "{}", basic_status);
[INFO] [stdout]     |                                           +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.67s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cexpr v0.3.6, grin_secp256k1zkp v0.7.7, kepler_api v3.1.0 (/opt/rustwide/workdir/api), kepler_core v3.1.0 (/opt/rustwide/workdir/core), nom v4.2.3, rustc-serialize v0.3.24, traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "dd0a895a1228d567392d057edb970525110bb6eb23b09c89e43307f9b01877ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd0a895a1228d567392d057edb970525110bb6eb23b09c89e43307f9b01877ab", kill_on_drop: false }`
[INFO] [stdout] dd0a895a1228d567392d057edb970525110bb6eb23b09c89e43307f9b01877ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ae71007cd5994ea13a3f082025a2c2c793fb501dcad8280d31c302732bc8989
[INFO] running `Command { std: "docker" "start" "-a" "8ae71007cd5994ea13a3f082025a2c2c793fb501dcad8280d31c302732bc8989", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> keychain/src/mnemonic.rs:28:38
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub static ref WORDS: Vec<String> = { include_str!("wordlists/en.txt").split_whitespace().map(|s| s.into()).collect() };
[INFO] [stderr]    |                                         ^^                                                                               ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr] 28 -     pub static ref WORDS: Vec<String> = { include_str!("wordlists/en.txt").split_whitespace().map(|s| s.into()).collect() };
[INFO] [stderr] 28 +     pub static ref WORDS: Vec<String> = include_str!("wordlists/en.txt").split_whitespace().map(|s| s.into()).collect();
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `kepler_keychain` (lib) generated 1 warning (run `cargo fix --lib -p kepler_keychain` to apply 1 suggestion)
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> core/src/macros.rs:23:48
[INFO] [stderr]     |
[INFO] [stderr] 23  |         $thing.iter().map($mapfn).collect::<Vec<_>>();
[INFO] [stderr]     |                                                      ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: core/src/core/block.rs:794:21
[INFO] [stderr]     |
[INFO] [stderr] 794 |                 secp.commit_sum(map_vec!(cb_outs, |x| x.commitment()), vec![over_commit])?;
[INFO] [stderr]     |                                 ------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `map_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> core/src/macros.rs:23:48
[INFO] [stderr]     |
[INFO] [stderr] 23  |         $thing.iter().map($mapfn).collect::<Vec<_>>();
[INFO] [stderr]     |                                                      ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: core/src/pow/cuckatoo.rs:268:15
[INFO] [stderr]     |
[INFO] [stderr] 268 |             s.nonces = map_vec!(s.nonces, |n| val[*n as usize]);
[INFO] [stderr]     |                        ---------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `map_vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `kepler_core` (lib) generated 2 warnings
[INFO] [stderr] warning: unused import: `std::collections::HashSet`
[INFO] [stderr]   --> chain/src/txhashset/txhashset.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 | use std::collections::HashSet;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kepler_chain` (lib) generated 1 warning (run `cargo fix --lib -p kepler_chain` to apply 1 suggestion)
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> api/src/web.rs:143:4
[INFO] [stderr]     |
[INFO] [stderr] 143 |         };
[INFO] [stderr]     |          ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: api/src/handlers/blocks_api.rs:102:12
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let el = right_path_element!(req);
[INFO] [stderr]     |                  ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `right_path_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> api/src/web.rs:143:4
[INFO] [stderr]     |
[INFO] [stderr] 143 |         };
[INFO] [stderr]     |          ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: api/src/handlers/blocks_api.rs:194:12
[INFO] [stderr]     |
[INFO] [stderr] 194 |         let el = right_path_element!(req);
[INFO] [stderr]     |                  ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `right_path_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> api/src/web.rs:143:4
[INFO] [stderr]     |
[INFO] [stderr] 143 |         };
[INFO] [stderr]     |          ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: api/src/handlers/chain_api.rs:374:9
[INFO] [stderr]     |
[INFO] [stderr] 374 |         match right_path_element!(req) {
[INFO] [stderr]     |               ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `right_path_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> api/src/web.rs:143:4
[INFO] [stderr]     |
[INFO] [stderr] 143 |         };
[INFO] [stderr]     |          ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: api/src/handlers/peers_api.rs:101:17
[INFO] [stderr]     |
[INFO] [stderr] 101 |         let command = right_path_element!(req);
[INFO] [stderr]     |                       ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `right_path_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> api/src/web.rs:143:4
[INFO] [stderr]     |
[INFO] [stderr] 143 |         };
[INFO] [stderr]     |          ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: api/src/handlers/transactions_api.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 163 |         match right_path_element!(req) {
[INFO] [stderr]     |               ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `right_path_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `kepler_api` (lib) generated 5 warnings
[INFO] [stderr] warning: use of deprecated method `common::hooks::hyper::client::Builder::keep_alive_timeout`: renamed to `pool_idle_timeout`
[INFO] [stderr]    --> servers/src/common/hooks.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 204 |             .keep_alive_timeout(keep_alive)
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> servers/src/mining/stratumserver.rs:729:7
[INFO] [stderr]     |
[INFO] [stderr] 729 |         let mut worker = wl.get_mut(&worker_id).ok_or(RpcError::internal_error())?;
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> servers/src/lib.rs:21:9
[INFO] [stderr]     |
[INFO] [stderr] 21  | #![deny(unused_mut)]
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> servers/src/kepler/server.rs:128:26
[INFO] [stderr]     |
[INFO] [stderr] 128 |         fs::create_dir_all(path.clone())?;
[INFO] [stderr]     |                                ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `std::path::Path` does not implement `Clone`, so calling `clone` on `&std::path::Path` copies the reference, which does not do anything and can be removed
[INFO] [stderr]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kepler_servers` (lib) generated 3 warnings (run `cargo fix --lib -p kepler_servers` to apply 2 suggestions)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> config/src/config.rs:166:7
[INFO] [stderr]     |
[INFO] [stderr] 166 |         let mut defaults = &mut defaults_conf.members.as_mut().unwrap().server;
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> config/src/lib.rs:20:9
[INFO] [stderr]     |
[INFO] [stderr] 20  | #![deny(unused_mut)]
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> config/src/config.rs:244:17
[INFO] [stderr]     |
[INFO] [stderr] 244 |   ...                   .unwrap()
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 245 | | ...                   .clone(),
[INFO] [stderr]     | |______________________________^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kepler_config` (lib) generated 2 warnings (run `cargo fix --lib -p kepler_config` to apply 2 suggestions)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/bin/tui/peers.rs:104:4
[INFO] [stderr]     |
[INFO] [stderr] 104 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/bin/tui/status.rs:311:39
[INFO] [stderr]     |
[INFO] [stderr] 311 |     assert!(basic_status.contains("4%"), basic_status);
[INFO] [stderr]     |                                          ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 311 |     assert!(basic_status.contains("4%"), "{}", basic_status);
[INFO] [stderr]     |                                          +++++
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/bin/tui/status.rs:321:40
[INFO] [stderr]     |
[INFO] [stderr] 321 |     assert!(basic_status.contains("64%"), basic_status);
[INFO] [stderr]     |                                           ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 321 |     assert!(basic_status.contains("64%"), "{}", basic_status);
[INFO] [stderr]     |                                           +++++
[INFO] [stderr] 
[INFO] [stderr] warning: `kepler` (bin "kepler" test) generated 3 warnings (run `cargo fix --bin "kepler" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cexpr v0.3.6, grin_secp256k1zkp v0.7.7, kepler_api v3.1.0 (/opt/rustwide/workdir/api), kepler_core v3.1.0 (/opt/rustwide/workdir/core), nom v4.2.3, rustc-serialize v0.3.24, traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/bin/kepler.rs (/opt/rustwide/target/debug/deps/kepler-c84cbcff50e6c22f)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tui::table::test::test_set_items_preserves_selected_item ... ok
[INFO] [stdout] test tui::status::test_status_txhashset_kernels ... ok
[INFO] [stdout] test tui::status::test_status_txhashset_rproofs ... ok
[INFO] [stdout] test tui::table::test::test_set_items_preserves_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8ae71007cd5994ea13a3f082025a2c2c793fb501dcad8280d31c302732bc8989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ae71007cd5994ea13a3f082025a2c2c793fb501dcad8280d31c302732bc8989", kill_on_drop: false }`
[INFO] [stdout] 8ae71007cd5994ea13a3f082025a2c2c793fb501dcad8280d31c302732bc8989
[INFO] testing keplernetwork/kepler against beta-2024-01-09 for beta-1.76-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeplernetwork%2Fkepler" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/keplernetwork/kepler on toolchain beta-2024-01-09
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/keplernetwork/kepler
[INFO] finished tweaking git repo https://github.com/keplernetwork/kepler
[INFO] tweaked toml for git repo https://github.com/keplernetwork/kepler written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/keplernetwork/kepler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a6def15eb196af98aec08096459b2f83998e2c42cd65e0a859e079fe279e073
[INFO] running `Command { std: "docker" "start" "-a" "0a6def15eb196af98aec08096459b2f83998e2c42cd65e0a859e079fe279e073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a6def15eb196af98aec08096459b2f83998e2c42cd65e0a859e079fe279e073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6def15eb196af98aec08096459b2f83998e2c42cd65e0a859e079fe279e073", kill_on_drop: false }`
[INFO] [stdout] 0a6def15eb196af98aec08096459b2f83998e2c42cd65e0a859e079fe279e073
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd2dbe526b4c544aec88ac4869d5ed74b549acc0cd346002fefcb6882e09bb76
[INFO] running `Command { std: "docker" "start" "-a" "dd2dbe526b4c544aec88ac4869d5ed74b549acc0cd346002fefcb6882e09bb76", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling regex-syntax v0.6.16
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/650745ceb2ae60e04f8cd7bfb671fc37239533e4/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling arc-swap v0.4.4
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "dd2dbe526b4c544aec88ac4869d5ed74b549acc0cd346002fefcb6882e09bb76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd2dbe526b4c544aec88ac4869d5ed74b549acc0cd346002fefcb6882e09bb76", kill_on_drop: false }`
[INFO] [stdout] dd2dbe526b4c544aec88ac4869d5ed74b549acc0cd346002fefcb6882e09bb76
