[INFO] updating cached repository https://github.com/emschwartz/ilp-rs-take-1
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d0bd5c5b53a162a9cd54658744302efb10f171b1
[INFO] checking emschwartz/ilp-rs-take-1 against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Femschwartz%2Filp-rs-take-1" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/emschwartz/ilp-rs-take-1 on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/emschwartz/ilp-rs-take-1
[INFO] finished tweaking git repo https://github.com/emschwartz/ilp-rs-take-1
[INFO] tweaked toml for git repo https://github.com/emschwartz/ilp-rs-take-1 written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/emschwartz/ilp-rs-take-1 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9ca4b0fc1ef7fa885b5273ab0f5409ebf63ebc8988af60e8b6eb17c56d808297
[INFO] running `"docker" "start" "-a" "9ca4b0fc1ef7fa885b5273ab0f5409ebf63ebc8988af60e8b6eb17c56d808297"`
[INFO] [stderr]     Checking uuid v0.4.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]     Checking ws v0.7.3
[INFO] [stderr]     Checking ilp-packet v0.2.0
[INFO] [stderr]     Checking websocket v0.20.2
[INFO] [stderr] warning[E0515]: cannot return value referencing temporary value
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ilp-packet-0.2.0/src/oer.rs:98:16
[INFO] [stderr]    |
[INFO] [stderr] 98 |         return Ok(&empty.to_owned());
[INFO] [stderr]    |                ^^^^----------------^
[INFO] [stderr]    |                |   |
[INFO] [stderr]    |                |   temporary value created here
[INFO] [stderr]    |                returns a value referencing data owned by the current function
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]    = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]     Checking ilp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `UuidVersion`
[INFO] [stderr]  --> src/spsp.rs:8:18
[INFO] [stderr]   |
[INFO] [stderr] 8 | use uuid::{Uuid, UuidVersion};
[INFO] [stderr]   |                  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize`, `Deserializer`
[INFO] [stderr]  --> src/plugin.rs:2:25
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::{Serializer, Deserialize, Deserializer};
[INFO] [stderr]   |                         ^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ilp_packet::oer`
[INFO] [stderr]  --> src/plugin.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use ilp_packet::oer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Fulfill`
[INFO] [stderr]  --> src/plugin.rs:6:93
[INFO] [stderr]   |
[INFO] [stderr] 6 | use btp_packet::{BtpPacket, PacketType, ContentType, ProtocolData, PacketContents, Prepare, Fulfill, Serializable, Error as BtpError};
[INFO] [stderr]   |                                                                                             ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]  --> src/plugin.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use uuid::Uuid;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio_core::reactor::Core`
[INFO] [stderr]  --> src/plugin.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use tokio_core::reactor::Core;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Sink`
[INFO] [stderr]   --> src/plugin.rs:11:23
[INFO] [stderr]    |
[INFO] [stderr] 11 | use futures::{Stream, Sink};
[INFO] [stderr]    |                       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/btp_packet.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TimeZone`
[INFO] [stderr]   --> src/btp_packet.rs:10:29
[INFO] [stderr]    |
[INFO] [stderr] 10 | use chrono::{DateTime, Utc, TimeZone, NaiveDateTime};
[INFO] [stderr]    |                             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/plugin.rs:92:9
[INFO] [stderr]    |
[INFO] [stderr] 92 | /         lazy_static! {
[INFO] [stderr] 93 | |             static ref BTP_REGEX: Regex = Regex::new(BTP_REGEX_STRING).unwrap();
[INFO] [stderr] 94 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning 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::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/plugin.rs:92:9
[INFO] [stderr]    |
[INFO] [stderr] 92 | /         lazy_static! {
[INFO] [stderr] 93 | |             static ref BTP_REGEX: Regex = Regex::new(BTP_REGEX_STRING).unwrap();
[INFO] [stderr] 94 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/btp_packet.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `UuidVersion`
[INFO] [stderr]  --> src/spsp.rs:8:18
[INFO] [stderr]   |
[INFO] [stderr] 8 | use uuid::{Uuid, UuidVersion};
[INFO] [stderr]   |                  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize`, `Deserializer`
[INFO] [stderr]  --> src/plugin.rs:2:25
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::{Serializer, Deserialize, Deserializer};
[INFO] [stderr]   |                         ^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ilp_packet::oer`
[INFO] [stderr]  --> src/plugin.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use ilp_packet::oer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Fulfill`
[INFO] [stderr]  --> src/plugin.rs:6:93
[INFO] [stderr]   |
[INFO] [stderr] 6 | use btp_packet::{BtpPacket, PacketType, ContentType, ProtocolData, PacketContents, Prepare, Fulfill, Serializable, Error as BtpError};
[INFO] [stderr]   |                                                                                             ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `uuid::Uuid`
[INFO] [stderr]  --> src/plugin.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use uuid::Uuid;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio_core::reactor::Core`
[INFO] [stderr]  --> src/plugin.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use tokio_core::reactor::Core;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Sink`
[INFO] [stderr]   --> src/plugin.rs:11:23
[INFO] [stderr]    |
[INFO] [stderr] 11 | use futures::{Stream, Sink};
[INFO] [stderr]    |                       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/btp_packet.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/plugin.rs:92:9
[INFO] [stderr]    |
[INFO] [stderr] 92 | /         lazy_static! {
[INFO] [stderr] 93 | |             static ref BTP_REGEX: Regex = Regex::new(BTP_REGEX_STRING).unwrap();
[INFO] [stderr] 94 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning 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::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/plugin.rs:92:9
[INFO] [stderr]    |
[INFO] [stderr] 92 | /         lazy_static! {
[INFO] [stderr] 93 | |             static ref BTP_REGEX: Regex = Regex::new(BTP_REGEX_STRING).unwrap();
[INFO] [stderr] 94 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/btp_packet.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::future::Future`
[INFO] [stderr]   --> src/plugin.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use futures::future::Future;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Stream`
[INFO] [stderr]   --> src/plugin.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | use futures::{Stream, Sink};
[INFO] [stderr]    |               ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/btp_packet.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `btp_server`
[INFO] [stderr]   --> src/spsp.rs:70:21
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn quote_source(btp_server: &str, receiver: &str, source_amount: f64) -> Result<f64, Error> {
[INFO] [stderr]    |                     ^^^^^^^^^^ help: consider prefixing with an underscore: `_btp_server`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `btp_server`
[INFO] [stderr]   --> src/spsp.rs:82:26
[INFO] [stderr]    |
[INFO] [stderr] 82 | pub fn quote_destination(btp_server: &str, receiver: &str, destination_amount: f64) -> Result<f64, Error> {
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider prefixing with an underscore: `_btp_server`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `fulfillment`
[INFO] [stderr]    --> src/spsp.rs:124:15
[INFO] [stderr]     |
[INFO] [stderr] 124 |         .map(|fulfillment| ())
[INFO] [stderr]     |               ^^^^^^^^^^^ help: consider prefixing with an underscore: `_fulfillment`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `condition_slice`
[INFO] [stderr]   --> src/psk.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut condition_slice = digest::digest(&digest::SHA256, &preimage).as_ref().read_exact(&mut condition);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_condition_slice`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/psk.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut condition_slice = digest::digest(&digest::SHA256, &preimage).as_ref().read_exact(&mut condition);
[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: unused import: `futures::future::Future`
[INFO] [stderr]   --> src/plugin.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use futures::future::Future;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Stream`
[INFO] [stderr]   --> src/plugin.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | use futures::{Stream, Sink};
[INFO] [stderr]    |               ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/btp_packet.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `btp_server`
[INFO] [stderr]   --> src/spsp.rs:70:21
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn quote_source(btp_server: &str, receiver: &str, source_amount: f64) -> Result<f64, Error> {
[INFO] [stderr]    |                     ^^^^^^^^^^ help: consider prefixing with an underscore: `_btp_server`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `btp_server`
[INFO] [stderr]   --> src/spsp.rs:82:26
[INFO] [stderr]    |
[INFO] [stderr] 82 | pub fn quote_destination(btp_server: &str, receiver: &str, destination_amount: f64) -> Result<f64, Error> {
[INFO] [stderr]    |                          ^^^^^^^^^^ help: consider prefixing with an underscore: `_btp_server`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `fulfillment`
[INFO] [stderr]    --> src/spsp.rs:124:15
[INFO] [stderr]     |
[INFO] [stderr] 124 |         .map(|fulfillment| ())
[INFO] [stderr]     |               ^^^^^^^^^^^ help: consider prefixing with an underscore: `_fulfillment`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `condition_slice`
[INFO] [stderr]   --> src/psk.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut condition_slice = digest::digest(&digest::SHA256, &preimage).as_ref().read_exact(&mut condition);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_condition_slice`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `username`
[INFO] [stderr]   --> src/plugin.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     username: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `token`
[INFO] [stderr]   --> src/plugin.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     token: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/psk.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut condition_slice = digest::digest(&digest::SHA256, &preimage).as_ref().read_exact(&mut condition);
[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: field is never used: `username`
[INFO] [stderr]   --> src/plugin.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     username: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `token`
[INFO] [stderr]   --> src/plugin.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     token: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.25s
[INFO] running `"docker" "inspect" "9ca4b0fc1ef7fa885b5273ab0f5409ebf63ebc8988af60e8b6eb17c56d808297"`
[INFO] running `"docker" "rm" "-f" "9ca4b0fc1ef7fa885b5273ab0f5409ebf63ebc8988af60e8b6eb17c56d808297"`
[INFO] [stdout] 9ca4b0fc1ef7fa885b5273ab0f5409ebf63ebc8988af60e8b6eb17c56d808297