[INFO] updating cached repository https://github.com/kvsari/message-queue
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 90906a0868b0a111bc05c0fb0d311bafde562c52
[INFO] testing kvsari/message-queue against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvsari%2Fmessage-queue" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kvsari/message-queue on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kvsari/message-queue
[INFO] finished tweaking git repo https://github.com/kvsari/message-queue
[INFO] tweaked toml for git repo https://github.com/kvsari/message-queue written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kvsari/message-queue already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] 5a29324d07382c69c2a61eba63c76274cfdf669bd9c5c2935143b56676154e53
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "5a29324d07382c69c2a61eba63c76274cfdf669bd9c5c2935143b56676154e53"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling lazycell v0.5.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling futures v0.1.14
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling net2 v0.2.30
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling bytes v0.4.4
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling mio v0.6.10
[INFO] [stderr]    Compiling tokio-io v0.1.2
[INFO] [stderr]    Compiling tokio-core v0.1.9
[INFO] [stderr]    Compiling derive-getters v0.0.2
[INFO] [stderr]    Compiling message-queue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `stream`
[INFO] [stderr]  --> src/mqueue.rs:4:48
[INFO] [stderr]   |
[INFO] [stderr] 4 | use futures::{Future, BoxFuture, Sink, Stream, stream};
[INFO] [stderr]   |                                                ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::sync::oneshot`
[INFO] [stderr]  --> src/mqueue.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use futures::sync::oneshot;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Receiver`
[INFO] [stderr]  --> src/mqueue.rs:6:33
[INFO] [stderr]   |
[INFO] [stderr] 6 | use futures::sync::mpsc::{self, Receiver, Sender};
[INFO] [stderr]   |                                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Dispenser`
[INFO] [stderr]  --> src/mqueue.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 | use endpoint::{self, Dispenser};
[INFO] [stderr]   |                      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:33:15
[INFO] [stderr]    |
[INFO] [stderr] 33 |     data: Box<Any + Send>,
[INFO] [stderr]    |               ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:34:20
[INFO] [stderr]    |
[INFO] [stderr] 34 |     operation: Box<Operation + Send>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Operation + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:38:46
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn new(t: Target, m: Message, d: Box<Any + Send>, o: Box<Operation + Send>)
[INFO] [stderr]    |                                              ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:38:66
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn new(t: Target, m: Message, d: Box<Any + Send>, o: Box<Operation + Send>)
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Operation + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:48:48
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn open(self) -> (Target, Message, Box<Any + Send>, Box<Operation + Send>) {
[INFO] [stderr]    |                                                ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:48:65
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn open(self) -> (Target, Message, Box<Any + Send>, Box<Operation + Send>) {
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Operation + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Debug`
[INFO] [stderr]  --> src/endpoint.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::Debug;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Entry`
[INFO] [stderr]  --> src/endpoint.rs:3:27
[INFO] [stderr]   |
[INFO] [stderr] 3 | use polymorphic::{Record, Entry};
[INFO] [stderr]   |                           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/polymorphic.rs:55:43
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn execute(&mut self, dispenser: &mut Any);
[INFO] [stderr]    |                                           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/polymorphic.rs:72:43
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn execute(&mut self, dispenser: &mut Any) {
[INFO] [stderr]    |                                           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/polymorphic.rs:99:43
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn execute(&mut self, dispenser: &mut Any) {
[INFO] [stderr]    |                                           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/mqueue.rs:130:20
[INFO] [stderr]     |
[INFO] [stderr] 130 |         let (_, _, data, mut operation) = env.open();
[INFO] [stderr]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/polymorphic.rs:73:21
[INFO] [stderr]    |
[INFO] [stderr] 73 |         if let Some(mut dsp) = dispenser.downcast_mut::<Simple<Record>>() {
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/polymorphic.rs:100:21
[INFO] [stderr]     |
[INFO] [stderr] 100 |         if let Some(mut dsp) = dispenser.downcast_mut::<Simple<Record>>() {
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Yeeehaw`
[INFO] [stderr]   --> src/mqueue.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Yeeehaw,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Endpoint1`
[INFO] [stderr]   --> src/mqueue.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Endpoint1,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Endpoint2`
[INFO] [stderr]   --> src/mqueue.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     Endpoint2,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.36s
[INFO] running `"docker" "inspect" "5a29324d07382c69c2a61eba63c76274cfdf669bd9c5c2935143b56676154e53"`
[INFO] running `"docker" "rm" "-f" "5a29324d07382c69c2a61eba63c76274cfdf669bd9c5c2935143b56676154e53"`
[INFO] [stdout] 5a29324d07382c69c2a61eba63c76274cfdf669bd9c5c2935143b56676154e53
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6ed5bde770e50f40bd44a973add6fa8071ded8529b8ee2c1c47b6379a97f31b7
[INFO] running `"docker" "start" "-a" "6ed5bde770e50f40bd44a973add6fa8071ded8529b8ee2c1c47b6379a97f31b7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling message-queue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `stream`
[INFO] [stderr]  --> src/mqueue.rs:4:48
[INFO] [stderr]   |
[INFO] [stderr] 4 | use futures::{Future, BoxFuture, Sink, Stream, stream};
[INFO] [stderr]   |                                                ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::sync::oneshot`
[INFO] [stderr]  --> src/mqueue.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use futures::sync::oneshot;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Receiver`
[INFO] [stderr]  --> src/mqueue.rs:6:33
[INFO] [stderr]   |
[INFO] [stderr] 6 | use futures::sync::mpsc::{self, Receiver, Sender};
[INFO] [stderr]   |                                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Dispenser`
[INFO] [stderr]  --> src/mqueue.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 | use endpoint::{self, Dispenser};
[INFO] [stderr]   |                      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:33:15
[INFO] [stderr]    |
[INFO] [stderr] 33 |     data: Box<Any + Send>,
[INFO] [stderr]    |               ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:34:20
[INFO] [stderr]    |
[INFO] [stderr] 34 |     operation: Box<Operation + Send>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Operation + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:38:46
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn new(t: Target, m: Message, d: Box<Any + Send>, o: Box<Operation + Send>)
[INFO] [stderr]    |                                              ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:38:66
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn new(t: Target, m: Message, d: Box<Any + Send>, o: Box<Operation + Send>)
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Operation + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:48:48
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn open(self) -> (Target, Message, Box<Any + Send>, Box<Operation + Send>) {
[INFO] [stderr]    |                                                ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:48:65
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn open(self) -> (Target, Message, Box<Any + Send>, Box<Operation + Send>) {
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Operation + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Debug`
[INFO] [stderr]  --> src/endpoint.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::Debug;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Entry`
[INFO] [stderr]  --> src/endpoint.rs:3:27
[INFO] [stderr]   |
[INFO] [stderr] 3 | use polymorphic::{Record, Entry};
[INFO] [stderr]   |                           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/polymorphic.rs:55:43
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn execute(&mut self, dispenser: &mut Any);
[INFO] [stderr]    |                                           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/polymorphic.rs:72:43
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn execute(&mut self, dispenser: &mut Any) {
[INFO] [stderr]    |                                           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/polymorphic.rs:99:43
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn execute(&mut self, dispenser: &mut Any) {
[INFO] [stderr]    |                                           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/mqueue.rs:130:20
[INFO] [stderr]     |
[INFO] [stderr] 130 |         let (_, _, data, mut operation) = env.open();
[INFO] [stderr]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/polymorphic.rs:73:21
[INFO] [stderr]    |
[INFO] [stderr] 73 |         if let Some(mut dsp) = dispenser.downcast_mut::<Simple<Record>>() {
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/polymorphic.rs:100:21
[INFO] [stderr]     |
[INFO] [stderr] 100 |         if let Some(mut dsp) = dispenser.downcast_mut::<Simple<Record>>() {
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Yeeehaw`
[INFO] [stderr]   --> src/mqueue.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Yeeehaw,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Endpoint1`
[INFO] [stderr]   --> src/mqueue.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Endpoint1,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Endpoint2`
[INFO] [stderr]   --> src/mqueue.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     Endpoint2,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "6ed5bde770e50f40bd44a973add6fa8071ded8529b8ee2c1c47b6379a97f31b7"`
[INFO] running `"docker" "rm" "-f" "6ed5bde770e50f40bd44a973add6fa8071ded8529b8ee2c1c47b6379a97f31b7"`
[INFO] [stdout] 6ed5bde770e50f40bd44a973add6fa8071ded8529b8ee2c1c47b6379a97f31b7
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5b8c8d69b82b96c89b5a05033277b59f94d0d9c14374f3ab1aeb873abebf535e
[INFO] running `"docker" "start" "-a" "5b8c8d69b82b96c89b5a05033277b59f94d0d9c14374f3ab1aeb873abebf535e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `stream`
[INFO] [stderr]  --> src/mqueue.rs:4:48
[INFO] [stderr]   |
[INFO] [stderr] 4 | use futures::{Future, BoxFuture, Sink, Stream, stream};
[INFO] [stderr]   |                                                ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::sync::oneshot`
[INFO] [stderr]  --> src/mqueue.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use futures::sync::oneshot;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Receiver`
[INFO] [stderr]  --> src/mqueue.rs:6:33
[INFO] [stderr]   |
[INFO] [stderr] 6 | use futures::sync::mpsc::{self, Receiver, Sender};
[INFO] [stderr]   |                                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Dispenser`
[INFO] [stderr]  --> src/mqueue.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 | use endpoint::{self, Dispenser};
[INFO] [stderr]   |                      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:33:15
[INFO] [stderr]    |
[INFO] [stderr] 33 |     data: Box<Any + Send>,
[INFO] [stderr]    |               ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:34:20
[INFO] [stderr]    |
[INFO] [stderr] 34 |     operation: Box<Operation + Send>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Operation + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:38:46
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn new(t: Target, m: Message, d: Box<Any + Send>, o: Box<Operation + Send>)
[INFO] [stderr]    |                                              ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:38:66
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn new(t: Target, m: Message, d: Box<Any + Send>, o: Box<Operation + Send>)
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Operation + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:48:48
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn open(self) -> (Target, Message, Box<Any + Send>, Box<Operation + Send>) {
[INFO] [stderr]    |                                                ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mqueue.rs:48:65
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn open(self) -> (Target, Message, Box<Any + Send>, Box<Operation + Send>) {
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Operation + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Debug`
[INFO] [stderr]  --> src/endpoint.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::Debug;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Entry`
[INFO] [stderr]  --> src/endpoint.rs:3:27
[INFO] [stderr]   |
[INFO] [stderr] 3 | use polymorphic::{Record, Entry};
[INFO] [stderr]   |                           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/polymorphic.rs:55:43
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn execute(&mut self, dispenser: &mut Any);
[INFO] [stderr]    |                                           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/polymorphic.rs:72:43
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn execute(&mut self, dispenser: &mut Any) {
[INFO] [stderr]    |                                           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/polymorphic.rs:99:43
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn execute(&mut self, dispenser: &mut Any) {
[INFO] [stderr]    |                                           ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/mqueue.rs:130:20
[INFO] [stderr]     |
[INFO] [stderr] 130 |         let (_, _, data, mut operation) = env.open();
[INFO] [stderr]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/polymorphic.rs:73:21
[INFO] [stderr]    |
[INFO] [stderr] 73 |         if let Some(mut dsp) = dispenser.downcast_mut::<Simple<Record>>() {
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/polymorphic.rs:100:21
[INFO] [stderr]     |
[INFO] [stderr] 100 |         if let Some(mut dsp) = dispenser.downcast_mut::<Simple<Record>>() {
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Yeeehaw`
[INFO] [stderr]   --> src/mqueue.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Yeeehaw,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Endpoint1`
[INFO] [stderr]   --> src/mqueue.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Endpoint1,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Endpoint2`
[INFO] [stderr]   --> src/mqueue.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     Endpoint2,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/message_queue-dcb9c65b95af1311
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5b8c8d69b82b96c89b5a05033277b59f94d0d9c14374f3ab1aeb873abebf535e"`
[INFO] running `"docker" "rm" "-f" "5b8c8d69b82b96c89b5a05033277b59f94d0d9c14374f3ab1aeb873abebf535e"`
[INFO] [stdout] 5b8c8d69b82b96c89b5a05033277b59f94d0d9c14374f3ab1aeb873abebf535e