[INFO] updating cached repository peterhorne/allocator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/peterhorne/allocator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/peterhorne/allocator" "work/ex/beta-1.38-1/sources/1.37.0/gh/peterhorne/allocator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/peterhorne/allocator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/peterhorne/allocator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/peterhorne/allocator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/peterhorne/allocator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 39378ca6b5d97a13fc8a118acb149bbbdeec08b4
[INFO] sha for GitHub repo peterhorne/allocator: 39378ca6b5d97a13fc8a118acb149bbbdeec08b4
[INFO] validating manifest of peterhorne/allocator on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of peterhorne/allocator on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing peterhorne/allocator
[INFO] finished frobbing peterhorne/allocator
[INFO] frobbed toml for peterhorne/allocator written to work/ex/beta-1.38-1/sources/1.37.0/gh/peterhorne/allocator/Cargo.toml
[INFO] started frobbing peterhorne/allocator
[INFO] finished frobbing peterhorne/allocator
[INFO] frobbed toml for peterhorne/allocator written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/peterhorne/allocator/Cargo.toml
[INFO] crate peterhorne/allocator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing peterhorne/allocator against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/peterhorne/allocator:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 1cea4dc0f3b193502ac72a705edb964da341802ce0300639b9372703462b9541
[INFO] running `"docker" "start" "-a" "1cea4dc0f3b193502ac72a705edb964da341802ce0300639b9372703462b9541"`
[INFO] [stderr]    Compiling allocator v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::io::BufStream`
[INFO] [stderr]  --> src/main.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{BufStream, Read, Write};
[INFO] [stderr]   |               ^^^^^^^^^ no `BufStream` in `io`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::io::BufStream`
[INFO] [stderr]  --> src/commands/mod.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{BufRead, BufStream, Read, Write};
[INFO] [stderr]   |                        ^^^^^^^^^ no `BufStream` in `io`
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(convert)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(slice_patterns)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/main.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![feature(io)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TcpStream`
[INFO] [stderr]  --> src/main.rs:6:29
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::net::{TcpListener, TcpStream};
[INFO] [stderr]   |                             ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/journal.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/journal.rs:20:28
[INFO] [stderr]    |
[INFO] [stderr] 20 |     type Item = Result<Box<Command>, &'static str>;
[INFO] [stderr]    |                            ^^^^^^^ help: use `dyn`: `dyn Command`
[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/journal.rs:22:45
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn next(&mut self) -> Option<Result<Box<Command>, &'static str>> {
[INFO] [stderr]    |                                             ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/commands/stock.rs:15:50
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn from_str(args: &[&str]) -> Result<Box<Command>, &'static str> {
[INFO] [stderr]    |                                                  ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/commands/stock.rs:33:55
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn execute(&self, database: &mut Database) -> Box<Command> {
[INFO] [stderr]    |                                                       ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/commands/consume.rs:15:50
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn from_str(args: &[&str]) -> Result<Box<Command>, &'static str> {
[INFO] [stderr]    |                                                  ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/commands/consume.rs:47:55
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn execute(&self, database: &mut Database) -> Box<Command> {
[INFO] [stderr]    |                                                       ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/commands/mod.rs:11:43
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn from_str(args: &str) -> Result<Box<Command>, &'static str> {
[INFO] [stderr]    |                                           ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/commands/mod.rs:24:55
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn execute(&self, database: &mut Database) -> Box<Command>;
[INFO] [stderr]    |                                                       ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/commands/mod.rs:44:49
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn next(&mut self) -> Option<Result<Box<Command>, &'static str>> {
[INFO] [stderr]    |                                                 ^^^^^^^ help: use `dyn`: `dyn Command`
[INFO] [stderr] 
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> src/commands/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         [name, args..] => match name {
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ cannot infer type for `T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: type must be known at this point
[INFO] [stderr] 
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> src/commands/stock.rs:17:20
[INFO] [stderr]    |
[INFO] [stderr] 17 |             if let [id, quantity] = arg.split('=').collect::<Vec<&str>>().as_ref() {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^ cannot infer type for `T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: type must be known at this point
[INFO] [stderr] 
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> src/commands/consume.rs:19:24
[INFO] [stderr]    |
[INFO] [stderr] 19 |                 if let [id, quantity] = resource.split('=').collect::<Vec<&str>>().as_ref() {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^ cannot infer type for `T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: type must be known at this point
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::slice::SliceConcatExt::connect': renamed to join
[INFO] [stderr]   --> src/commands/consume.rs:42:14
[INFO] [stderr]    |
[INFO] [stderr] 42 |             .connect(" ");
[INFO] [stderr]    |              ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/commands/mod.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{BufRead, BufStream, Read, Write};
[INFO] [stderr]   |               ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Command`
[INFO] [stderr]   --> src/main.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 18 | use commands::{Command, CommandStream};
[INFO] [stderr]    |                ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0282, E0432, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0282`.
[INFO] [stderr] error: Could not compile `allocator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1cea4dc0f3b193502ac72a705edb964da341802ce0300639b9372703462b9541"`
[INFO] running `"docker" "rm" "-f" "1cea4dc0f3b193502ac72a705edb964da341802ce0300639b9372703462b9541"`
[INFO] [stdout] 1cea4dc0f3b193502ac72a705edb964da341802ce0300639b9372703462b9541