[INFO] updating cached repository https://github.com/peterhorne/allocator
[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] 39378ca6b5d97a13fc8a118acb149bbbdeec08b4
[INFO] checking peterhorne/allocator against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterhorne%2Fallocator" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peterhorne/allocator on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/peterhorne/allocator
[INFO] finished tweaking git repo https://github.com/peterhorne/allocator
[INFO] tweaked toml for git repo https://github.com/peterhorne/allocator written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/peterhorne/allocator already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f28f8482515443c8c03a5c2a8a6a67419a7ddcafbb54f572c95fffd92e1578d2
[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" "f28f8482515443c8c03a5c2a8a6a67419a7ddcafbb54f572c95fffd92e1578d2"`
[INFO] [stderr]     Checking allocator v0.0.1 (/opt/rustwide/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[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[E0425]: cannot find value `_resources` in this scope
[INFO] [stderr]   --> src/commands/consume.rs:16:21
[INFO] [stderr]    |
[INFO] [stderr] 16 |         if let [id, _resources..] = args {
[INFO] [stderr]    |                     ^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `_resources` in this scope
[INFO] [stderr]   --> src/commands/consume.rs:18:29
[INFO] [stderr]    |
[INFO] [stderr] 18 |             for resource in _resources {
[INFO] [stderr]    |                             ^^^^^^^^^^ help: a local variable with a similar name exists: `resources`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: half-open range patterns are unstable
[INFO] [stderr]   --> src/commands/mod.rs:13:16
[INFO] [stderr]    |
[INFO] [stderr] 13 |         [name, args..] => match name {
[INFO] [stderr]    |                ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #67264 <https://github.com/rust-lang/rust/issues/67264> for more information
[INFO] [stderr]    = help: add `#![feature(half_open_range_patterns)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: half-open range patterns are unstable
[INFO] [stderr]   --> src/commands/consume.rs:16:21
[INFO] [stderr]    |
[INFO] [stderr] 16 |         if let [id, _resources..] = args {
[INFO] [stderr]    |                     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #67264 <https://github.com/rust-lang/rust/issues/67264> for more information
[INFO] [stderr]    = help: add `#![feature(half_open_range_patterns)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: exclusive range pattern syntax is experimental
[INFO] [stderr]   --> src/commands/consume.rs:16:21
[INFO] [stderr]    |
[INFO] [stderr] 16 |         if let [id, _resources..] = args {
[INFO] [stderr]    |                     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #37854 <https://github.com/rust-lang/rust/issues/37854> for more information
[INFO] [stderr]    = help: add `#![feature(exclusive_range_pattern)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: exclusive range pattern syntax is experimental
[INFO] [stderr]   --> src/commands/mod.rs:13:16
[INFO] [stderr]    |
[INFO] [stderr] 13 |         [name, args..] => match name {
[INFO] [stderr]    |                ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #37854 <https://github.com/rust-lang/rust/issues/37854> for more information
[INFO] [stderr]    = help: add `#![feature(exclusive_range_pattern)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `_resources` in this scope
[INFO] [stderr]   --> src/commands/consume.rs:16:21
[INFO] [stderr]    |
[INFO] [stderr] 16 |         if let [id, _resources..] = args {
[INFO] [stderr]    |                     ^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `_resources` in this scope
[INFO] [stderr]   --> src/commands/consume.rs:18:29
[INFO] [stderr]    |
[INFO] [stderr] 18 |             for resource in _resources {
[INFO] [stderr]    |                             ^^^^^^^^^^ help: a local variable with a similar name exists: `resources`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: half-open range patterns are unstable
[INFO] [stderr]   --> src/commands/mod.rs:13:16
[INFO] [stderr]    |
[INFO] [stderr] 13 |         [name, args..] => match name {
[INFO] [stderr]    |                ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #67264 <https://github.com/rust-lang/rust/issues/67264> for more information
[INFO] [stderr]    = help: add `#![feature(half_open_range_patterns)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: half-open range patterns are unstable
[INFO] [stderr]   --> src/commands/consume.rs:16:21
[INFO] [stderr]    |
[INFO] [stderr] 16 |         if let [id, _resources..] = args {
[INFO] [stderr]    |                     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #67264 <https://github.com/rust-lang/rust/issues/67264> for more information
[INFO] [stderr]    = help: add `#![feature(half_open_range_patterns)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: exclusive range pattern syntax is experimental
[INFO] [stderr]   --> src/commands/consume.rs:16:21
[INFO] [stderr]    |
[INFO] [stderr] 16 |         if let [id, _resources..] = args {
[INFO] [stderr]    |                     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #37854 <https://github.com/rust-lang/rust/issues/37854> for more information
[INFO] [stderr]    = help: add `#![feature(exclusive_range_pattern)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: exclusive range pattern syntax is experimental
[INFO] [stderr]   --> src/commands/mod.rs:13:16
[INFO] [stderr]    |
[INFO] [stderr] 13 |         [name, args..] => match name {
[INFO] [stderr]    |                ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #37854 <https://github.com/rust-lang/rust/issues/37854> for more information
[INFO] [stderr]    = help: add `#![feature(exclusive_range_pattern)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/journal.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         try!(file.write_all(command.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/journal.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         try!(file.write_all(command.as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[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/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/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/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/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] 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:12:57
[INFO] [stderr]    |
[INFO] [stderr] 12 |     match args.trim().split(' ').collect::<Vec<&str>>().as_ref() {
[INFO] [stderr]    |           ----------------------------------------------^^^^^^--
[INFO] [stderr]    |           |                                             |
[INFO] [stderr]    |           |                                             cannot infer type for type parameter `T` declared on the trait `AsRef`
[INFO] [stderr]    |           this method call resolves to `&T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: type must be known at this point
[INFO] [stderr] 
[INFO] [stderr] error[E0029]: only char and numeric types are allowed in range patterns
[INFO] [stderr]   --> src/commands/mod.rs:13:16
[INFO] [stderr]    |
[INFO] [stderr] 13 |         [name, args..] => match name {
[INFO] [stderr]    |                ^^^^ this is of type `&str` but it should be `char` or numeric
[INFO] [stderr] 
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]    --> src/database.rs:122:50
[INFO] [stderr]     |
[INFO] [stderr] 122 |         if let [(ref id, ref quantity)] = result.as_ref() {
[INFO] [stderr]     |                                           -------^^^^^^--
[INFO] [stderr]     |                                           |      |
[INFO] [stderr]     |                                           |      cannot infer type for type parameter `T` declared on the trait `AsRef`
[INFO] [stderr]     |                                           this method call resolves to `&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/database.rs:139:50
[INFO] [stderr]     |
[INFO] [stderr] 139 |         if let [(ref id, ref quantity)] = result.as_ref() {
[INFO] [stderr]     |                                           -------^^^^^^--
[INFO] [stderr]     |                                           |      |
[INFO] [stderr]     |                                           |      cannot infer type for type parameter `T` declared on the trait `AsRef`
[INFO] [stderr]     |                                           this method call resolves to `&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/database.rs:170:50
[INFO] [stderr]     |
[INFO] [stderr] 170 |         if let [(ref id, ref quantity)] = result.as_ref() {
[INFO] [stderr]     |                                           -------^^^^^^--
[INFO] [stderr]     |                                           |      |
[INFO] [stderr]     |                                           |      cannot infer type for type parameter `T` declared on the trait `AsRef`
[INFO] [stderr]     |                                           this method call resolves to `&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/mod.rs:12:57
[INFO] [stderr]    |
[INFO] [stderr] 12 |     match args.trim().split(' ').collect::<Vec<&str>>().as_ref() {
[INFO] [stderr]    |           ----------------------------------------------^^^^^^--
[INFO] [stderr]    |           |                                             |
[INFO] [stderr]    |           |                                             cannot infer type for type parameter `T` declared on the trait `AsRef`
[INFO] [stderr]    |           this method call resolves to `&T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: type must be known at this point
[INFO] [stderr] 
[INFO] [stderr] error[E0029]: only char and numeric types are allowed in range patterns
[INFO] [stderr]   --> src/commands/mod.rs:13:16
[INFO] [stderr]    |
[INFO] [stderr] 13 |         [name, args..] => match name {
[INFO] [stderr]    |                ^^^^ this is of type `&str` but it should be `char` or numeric
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/commands/mod.rs:14:42
[INFO] [stderr]    |
[INFO] [stderr] 14 |             "STOCK"   => Stock::from_str(args),
[INFO] [stderr]    |                                          ^^^^ expected slice `[&str]`, found `str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected reference `&[&str]`
[INFO] [stderr]               found reference `&str`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/commands/mod.rs:15:44
[INFO] [stderr]    |
[INFO] [stderr] 15 |             "CONSUME" => Consume::from_str(args),
[INFO] [stderr]    |                                            ^^^^ expected slice `[&str]`, found `str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected reference `&[&str]`
[INFO] [stderr]               found reference `&str`
[INFO] [stderr] 
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> src/commands/stock.rs:17:75
[INFO] [stderr]    |
[INFO] [stderr] 17 |             if let [id, quantity] = arg.split('=').collect::<Vec<&str>>().as_ref() {
[INFO] [stderr]    |                                     --------------------------------------^^^^^^--
[INFO] [stderr]    |                                     |                                     |
[INFO] [stderr]    |                                     |                                     cannot infer type for type parameter `T` declared on the trait `AsRef`
[INFO] [stderr]    |                                     this method call resolves to `&T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: type must be known at this point
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/commands/mod.rs:14:42
[INFO] [stderr]    |
[INFO] [stderr] 14 |             "STOCK"   => Stock::from_str(args),
[INFO] [stderr]    |                                          ^^^^ expected slice `[&str]`, found `str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected reference `&[&str]`
[INFO] [stderr]               found reference `&str`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::slice::<impl [T]>::connect': renamed to join
[INFO] [stderr]   --> src/commands/consume.rs:42:14
[INFO] [stderr]    |
[INFO] [stderr] 42 |             .connect(" ");
[INFO] [stderr]    |              ^^^^^^^
[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 13 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0029, E0282, E0308, E0425, E0432, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0029`.
[INFO] [stderr] error: could not compile `allocator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/commands/mod.rs:15:44
[INFO] [stderr]    |
[INFO] [stderr] 15 |             "CONSUME" => Consume::from_str(args),
[INFO] [stderr]    |                                            ^^^^ expected slice `[&str]`, found `str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected reference `&[&str]`
[INFO] [stderr]               found reference `&str`
[INFO] [stderr] 
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> src/commands/stock.rs:17:75
[INFO] [stderr]    |
[INFO] [stderr] 17 |             if let [id, quantity] = arg.split('=').collect::<Vec<&str>>().as_ref() {
[INFO] [stderr]    |                                     --------------------------------------^^^^^^--
[INFO] [stderr]    |                                     |                                     |
[INFO] [stderr]    |                                     |                                     cannot infer type for type parameter `T` declared on the trait `AsRef`
[INFO] [stderr]    |                                     this method call resolves to `&T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: type must be known at this point
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::slice::<impl [T]>::connect': renamed to join
[INFO] [stderr]   --> src/commands/consume.rs:42:14
[INFO] [stderr]    |
[INFO] [stderr] 42 |             .connect(" ");
[INFO] [stderr]    |              ^^^^^^^
[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 16 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0029, E0282, E0308, E0425, E0432, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0029`.
[INFO] [stderr] error: could not compile `allocator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f28f8482515443c8c03a5c2a8a6a67419a7ddcafbb54f572c95fffd92e1578d2"`
[INFO] running `"docker" "rm" "-f" "f28f8482515443c8c03a5c2a8a6a67419a7ddcafbb54f572c95fffd92e1578d2"`
[INFO] [stdout] f28f8482515443c8c03a5c2a8a6a67419a7ddcafbb54f572c95fffd92e1578d2
