[INFO] cloning repository https://github.com/DevinR528/rust_load_balance
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DevinR528/rust_load_balance" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevinR528%2Frust_load_balance", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevinR528%2Frust_load_balance'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1bf79c4cd21b55f16bb5dc943e7f0ce63e3dad7
[INFO] testing DevinR528/rust_load_balance against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevinR528%2Frust_load_balance" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DevinR528/rust_load_balance on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DevinR528/rust_load_balance
[INFO] finished tweaking git repo https://github.com/DevinR528/rust_load_balance
[INFO] tweaked toml for git repo https://github.com/DevinR528/rust_load_balance written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/DevinR528/rust_load_balance already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e319d4c0c69c90d2312ae5a267acc9191f474686f465b85cf6aa9cdb33ae895
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3e319d4c0c69c90d2312ae5a267acc9191f474686f465b85cf6aa9cdb33ae895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e319d4c0c69c90d2312ae5a267acc9191f474686f465b85cf6aa9cdb33ae895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e319d4c0c69c90d2312ae5a267acc9191f474686f465b85cf6aa9cdb33ae895", kill_on_drop: false }`
[INFO] [stdout] 3e319d4c0c69c90d2312ae5a267acc9191f474686f465b85cf6aa9cdb33ae895
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d0969eb03bf98332e6def6f864ba30748801d8ff0da30c94c1c95156ca0c53a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5d0969eb03bf98332e6def6f864ba30748801d8ff0da30c94c1c95156ca0c53a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling tokio-sync v0.1.6
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.21
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling streams v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BytesCodec`, `Decoder`, `Encoder`, `Framed`
[INFO] [stdout]  --> src/main.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tokio::codec::{BytesCodec, Decoder, Encoder, Framed};
[INFO] [stdout]   |                    ^^^^^^^^^^  ^^^^^^^  ^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `Fail`, `Fallible`
[INFO] [stdout]   --> src/main.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | use failure::{Error, Fail, Fallible};
[INFO] [stdout]    |               ^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_derive::*`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use serde_derive::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::borrow::BorrowMut`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use core::borrow::BorrowMut;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/enc_dec.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc`
[INFO] [stdout]  --> src/enc_dec.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::prelude::*`
[INFO] [stdout]  --> src/enc_dec.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `Fallible`
[INFO] [stdout]   --> src/enc_dec.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use failure::{Error, Fail, Fallible};
[INFO] [stdout]    |               ^^^^^        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Fail`
[INFO] [stdout]   --> src/enc_dec.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 | use failure::{Error, Fail, Fallible};
[INFO] [stdout]    |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `get`
[INFO] [stdout]   --> src/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let get = b"GET / HTTP/1.1\r\n";
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_get`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Header`
[INFO] [stdout]   --> src/enc_dec.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Header,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Body`
[INFO] [stdout]   --> src/enc_dec.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Body,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]   --> src/enc_dec.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     state: RequestState,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cont_len`
[INFO] [stdout]   --> src/enc_dec.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     cont_len: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/enc_dec.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn new() -> JsonCodec {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `poll_flush`
[INFO] [stdout]    --> src/main.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn poll_flush(&mut self) -> Poll<(), tokio::io::Error> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.17s
[INFO] running `Command { std: "docker" "inspect" "5d0969eb03bf98332e6def6f864ba30748801d8ff0da30c94c1c95156ca0c53a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d0969eb03bf98332e6def6f864ba30748801d8ff0da30c94c1c95156ca0c53a", kill_on_drop: false }`
[INFO] [stdout] 5d0969eb03bf98332e6def6f864ba30748801d8ff0da30c94c1c95156ca0c53a
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 153c11c084dc4ec6f5e09d0c93e79993b69b59df75ea588da9a97ea856532553
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "153c11c084dc4ec6f5e09d0c93e79993b69b59df75ea588da9a97ea856532553", kill_on_drop: false }`
[INFO] [stderr]    Compiling streams v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BytesCodec`, `Decoder`, `Encoder`, `Framed`
[INFO] [stdout]  --> src/main.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tokio::codec::{BytesCodec, Decoder, Encoder, Framed};
[INFO] [stdout]   |                    ^^^^^^^^^^  ^^^^^^^  ^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `Fail`, `Fallible`
[INFO] [stdout]   --> src/main.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | use failure::{Error, Fail, Fallible};
[INFO] [stdout]    |               ^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_derive::*`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use serde_derive::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::borrow::BorrowMut`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use core::borrow::BorrowMut;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/enc_dec.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc`
[INFO] [stdout]  --> src/enc_dec.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::prelude::*`
[INFO] [stdout]  --> src/enc_dec.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `Fallible`
[INFO] [stdout]   --> src/enc_dec.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use failure::{Error, Fail, Fallible};
[INFO] [stdout]    |               ^^^^^        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::buf::IntoBuf`
[INFO] [stdout]    --> src/main.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |     use bytes::buf::IntoBuf;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Fail`
[INFO] [stdout]   --> src/enc_dec.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 | use failure::{Error, Fail, Fallible};
[INFO] [stdout]    |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `get`
[INFO] [stdout]   --> src/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let get = b"GET / HTTP/1.1\r\n";
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_get`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amt`
[INFO] [stdout]    --> src/main.rs:247:21
[INFO] [stdout]     |
[INFO] [stdout] 247 |                 let amt = conn.write(b"123\r\n".as_ref()).unwrap();
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_amt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:241:19
[INFO] [stdout]     |
[INFO] [stdout] 241 |             .map(|mut s| s).wait().unwrap();
[INFO] [stdout]     |                   ----^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Header`
[INFO] [stdout]   --> src/enc_dec.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Header,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Body`
[INFO] [stdout]   --> src/enc_dec.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Body,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]   --> src/enc_dec.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     state: RequestState,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cont_len`
[INFO] [stdout]   --> src/enc_dec.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     cont_len: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/enc_dec.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn new() -> JsonCodec {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `poll_flush`
[INFO] [stdout]    --> src/main.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn poll_flush(&mut self) -> Poll<(), tokio::io::Error> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:249:17
[INFO] [stdout]     |
[INFO] [stdout] 249 |                 rw.fill_read_buf();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.31s
[INFO] running `Command { std: "docker" "inspect" "153c11c084dc4ec6f5e09d0c93e79993b69b59df75ea588da9a97ea856532553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "153c11c084dc4ec6f5e09d0c93e79993b69b59df75ea588da9a97ea856532553", kill_on_drop: false }`
[INFO] [stdout] 153c11c084dc4ec6f5e09d0c93e79993b69b59df75ea588da9a97ea856532553
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f0e873fb645a820b66fcab222aff04410e6c0397b26a1f952f0594a81e0c7f4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2f0e873fb645a820b66fcab222aff04410e6c0397b26a1f952f0594a81e0c7f4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::mpsc`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::sync::mpsc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BytesCodec`, `Decoder`, `Encoder`, `Framed`
[INFO] [stderr]  --> src/main.rs:9:20
[INFO] [stderr]   |
[INFO] [stderr] 9 | use tokio::codec::{BytesCodec, Decoder, Encoder, Framed};
[INFO] [stderr]   |                    ^^^^^^^^^^  ^^^^^^^  ^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Error`, `Fail`, `Fallible`
[INFO] [stderr]   --> src/main.rs:13:15
[INFO] [stderr]    |
[INFO] [stderr] 13 | use failure::{Error, Fail, Fallible};
[INFO] [stderr]    |               ^^^^^  ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_derive::*`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use serde_derive::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use serde_json;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::borrow::BorrowMut`
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use core::borrow::BorrowMut;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/enc_dec.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::mpsc`
[INFO] [stderr]  --> src/enc_dec.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::sync::mpsc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::prelude::*`
[INFO] [stderr]  --> src/enc_dec.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use futures::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Error`, `Fallible`
[INFO] [stderr]   --> src/enc_dec.rs:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 | use failure::{Error, Fail, Fallible};
[INFO] [stderr]    |               ^^^^^        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bytes::buf::IntoBuf`
[INFO] [stderr]    --> src/main.rs:199:9
[INFO] [stderr]     |
[INFO] [stderr] 199 |     use bytes::buf::IntoBuf;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Fail`
[INFO] [stderr]   --> src/enc_dec.rs:12:22
[INFO] [stderr]    |
[INFO] [stderr] 12 | use failure::{Error, Fail, Fallible};
[INFO] [stderr]    |                      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `get`
[INFO] [stderr]   --> src/main.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let get = b"GET / HTTP/1.1\r\n";
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_get`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `amt`
[INFO] [stderr]    --> src/main.rs:247:21
[INFO] [stderr]     |
[INFO] [stderr] 247 |                 let amt = conn.write(b"123\r\n".as_ref()).unwrap();
[INFO] [stderr]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_amt`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:241:19
[INFO] [stderr]     |
[INFO] [stderr] 241 |             .map(|mut s| s).wait().unwrap();
[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: variant is never constructed: `Header`
[INFO] [stderr]   --> src/enc_dec.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Header,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Body`
[INFO] [stderr]   --> src/enc_dec.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     Body,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `state`
[INFO] [stderr]   --> src/enc_dec.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     state: RequestState,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `cont_len`
[INFO] [stderr]   --> src/enc_dec.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     cont_len: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/enc_dec.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn new() -> JsonCodec {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `poll_flush`
[INFO] [stderr]    --> src/main.rs:137:8
[INFO] [stderr]     |
[INFO] [stderr] 137 |     fn poll_flush(&mut self) -> Poll<(), tokio::io::Error> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:249:17
[INFO] [stderr]     |
[INFO] [stderr] 249 |                 rw.fill_read_buf();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 24 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/streams-03cc32a3a460423f
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr] thread 'tokio-runtime-worker-0' panicked at 'attempted to leave type `std::mem::ManuallyDrop<internal::SealedBag>` uninitialized, which is invalid', /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/mem/mod.rs:658:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x563541d918c0 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]    1:     0x563541d918c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x563541d918c0 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]    3:     0x563541d918c0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]    4:     0x563541db481c - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]    5:     0x563541d8bd12 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stderr]    6:     0x563541d93ded - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]    7:     0x563541d93ded - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]    8:     0x563541d93ded - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stderr]    9:     0x563541d93a98 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:227
[INFO] [stderr]   10:     0x563541d944d1 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stderr]   11:     0x563541d94079 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:484
[INFO] [stderr]   12:     0x563541d91d4c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]   13:     0x563541d94039 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:483
[INFO] [stderr]   14:     0x563541db30f1 - core::panicking::panic_fmt::h5b17d4a0e853d0f5
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:85
[INFO] [stderr]   15:     0x563541db303d - core::panicking::panic::hc6be4d7009fb30ae
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:50
[INFO] [stderr]   16:     0x563541d20283 - core::mem::uninitialized::hfae703d4db3363bf
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/mem/mod.rs:658
[INFO] [stderr]   17:     0x563541d20283 - crossbeam_epoch::sync::queue::Queue<T>::new::ha99f40cb9102d503
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.7.1/src/sync/queue.rs:50
[INFO] [stderr]   18:     0x563541d19e71 - crossbeam_epoch::internal::Global::new::h7d05fe7798676c88
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.7.1/src/internal.rs:151
[INFO] [stderr]   19:     0x563541d23f79 - crossbeam_epoch::collector::Collector::new::h6229a95d246d131d
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.7.1/src/collector.rs:33
[INFO] [stderr]   20:     0x563541d1d56a - <crossbeam_epoch::default::COLLECTOR as core::ops::deref::Deref>::deref::__static_ref_initialize::hed25ce9ec56997fb
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.7.1/src/default.rs:12
[INFO] [stderr]   21:     0x563541d1d56a - core::ops::function::FnOnce::call_once::h372e6031bd416794
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stderr]   22:     0x563541d1d466 - lazy_static::lazy::Lazy<T>::get::{{closure}}::he088ca4f7b1163ee
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:28
[INFO] [stderr]   23:     0x563541d234af - std::sync::once::Once::call_once::{{closure}}::hc7f8d5f247064b5e
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sync/once.rs:261
[INFO] [stderr]   24:     0x563541d91122 - std::sync::once::Once::call_inner::h33bd609ddf05a465
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sync/once.rs:419
[INFO] [stderr]   25:     0x563541d23431 - std::sync::once::Once::call_once::h6e06d235daa9b9fa
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sync/once.rs:261
[INFO] [stderr]   26:     0x563541d20009 - lazy_static::lazy::Lazy<T>::get::he9f9f07aedcbfb59
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/inline_lazy.rs:27
[INFO] [stderr]   27:     0x563541d20009 - <crossbeam_epoch::default::COLLECTOR as core::ops::deref::Deref>::deref::__stability::h3d82b1c552991c22
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/lib.rs:138
[INFO] [stderr]   28:     0x563541d20009 - <crossbeam_epoch::default::COLLECTOR as core::ops::deref::Deref>::deref::h7e347c38ad2238c6
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/lib.rs:140
[INFO] [stderr]   29:     0x563541d20084 - crossbeam_epoch::default::HANDLE::__init::h49090ab5fb8be24d
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.7.1/src/default.rs:17
[INFO] [stderr]   30:     0x563541d1d5d9 - core::ops::function::FnOnce::call_once::hee7f5d0bb8ae8a9a
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stderr]   31:     0x563541d2595c - std::thread::local::lazy::LazyKeyInner<T>::initialize::h7e421a93c1ab999e
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:304
[INFO] [stderr]   32:     0x563541d2123d - std::thread::local::fast::Key<T>::try_initialize::hd4be38ef8ccf6d37
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:473
[INFO] [stderr]   33:     0x563541d21387 - std::thread::local::fast::Key<T>::get::hec495700ed5ae1d5
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:456
[INFO] [stderr]   34:     0x563541d200cd - crossbeam_epoch::default::HANDLE::__getit::h5be3a959c3fac43f
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:183
[INFO] [stderr]   35:     0x563541cc09f5 - std::thread::local::LocalKey<T>::try_with::h3192625fac16c417
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:271
[INFO] [stderr]   36:     0x563541cbb263 - crossbeam_epoch::default::with_handle::ha57dd5080234088f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.7.1/src/default.rs:42
[INFO] [stderr]   37:     0x563541cbb54a - crossbeam_epoch::default::is_pinned::h3373f32d77dcd7e5
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.7.1/src/default.rs:29
[INFO] [stderr]   38:     0x563541ce4ebd - crossbeam_deque::Stealer<T>::steal_batch_and_pop::h795ff1ebeb237654
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-deque-0.7.1/src/lib.rs:933
[INFO] [stderr]   39:     0x563541cc4572 - tokio_threadpool::worker::entry::WorkerEntry::steal_tasks::h62147c763d42687f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.14/src/worker/entry.rs:207
[INFO] [stderr]   40:     0x563541cc8f19 - tokio_threadpool::worker::Worker::try_steal_task::h04ca0d09e35e8148
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.14/src/worker/mod.rs:412
[INFO] [stderr]   41:     0x563541cc873a - tokio_threadpool::worker::Worker::try_run_task::h092220388da9e85e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.14/src/worker/mod.rs:301
[INFO] [stderr]   42:     0x563541cc856f - tokio_threadpool::worker::Worker::run::h828552d24b9c18a3
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.14/src/worker/mod.rs:241
[INFO] [stderr]   43:     0x563541c6883e - tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::{{closure}}::{{closure}}::{{closure}}::h10182a55874b24c4
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.21/src/runtime/threadpool/builder.rs:381
[INFO] [stderr]   44:     0x563541c6b378 - tokio_trace_core::dispatcher::with_default::h25fccc2ef4e61eee
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-trace-core-0.2.0/src/dispatcher.rs:64
[INFO] [stderr]   45:     0x563541c68863 - tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::{{closure}}::{{closure}}::had2602e869033d15
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.21/src/runtime/threadpool/builder.rs:380
[INFO] [stderr]   46:     0x563541c6a431 - tokio_timer::timer::handle::with_default::{{closure}}::hd0a4ccc6ff6eb98f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/timer/handle.rs:101
[INFO] [stderr]   47:     0x563541c6c158 - std::thread::local::LocalKey<T>::try_with::h60fa29c3e8ca83b3
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:272
[INFO] [stderr]   48:     0x563541c6bb17 - std::thread::local::LocalKey<T>::with::he3bacb168caad6ae
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:248
[INFO] [stderr]   49:     0x563541c6a288 - tokio_timer::timer::handle::with_default::h01ef10e7546c9826
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/timer/handle.rs:84
[INFO] [stderr]   50:     0x563541c688d9 - tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::{{closure}}::h009f91cf0d179810
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.21/src/runtime/threadpool/builder.rs:379
[INFO] [stderr]   51:     0x563541c6913a - tokio_timer::clock::clock::with_default::{{closure}}::h570144df8b95b424
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/clock/clock.rs:137
[INFO] [stderr]   52:     0x563541c6bd6d - std::thread::local::LocalKey<T>::try_with::h1c68d0ebe08fd856
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:272
[INFO] [stderr]   53:     0x563541c6ba38 - std::thread::local::LocalKey<T>::with::h692c5c61128cd6c1
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:248
[INFO] [stderr]   54:     0x563541c6901a - tokio_timer::clock::clock::with_default::h84ade80ec5c11cc0
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/clock/clock.rs:117
[INFO] [stderr]   55:     0x563541c6891b - tokio::runtime::threadpool::builder::Builder::build::{{closure}}::{{closure}}::he4bb3d4fd31ea567
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.21/src/runtime/threadpool/builder.rs:378
[INFO] [stderr]   56:     0x563541c5d937 - tokio_reactor::with_default::{{closure}}::h3297fd3d2f64412d
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-reactor-0.1.9/src/lib.rs:237
[INFO] [stderr]   57:     0x563541c6c016 - std::thread::local::LocalKey<T>::try_with::h40e4ee2ccc56c3fc
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:272
[INFO] [stderr]   58:     0x563541c6b9b8 - std::thread::local::LocalKey<T>::with::h1d5d5b0b76ec13c8
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:248
[INFO] [stderr]   59:     0x563541c5d711 - tokio_reactor::with_default::h509fbd1e1ac6fb3f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-reactor-0.1.9/src/lib.rs:217
[INFO] [stderr]   60:     0x563541c689db - tokio::runtime::threadpool::builder::Builder::build::{{closure}}::h602318893123c1df
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.21/src/runtime/threadpool/builder.rs:377
[INFO] [stderr]   61:     0x563541cbad57 - tokio_threadpool::callback::Callback::call::h589f448808149bce
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.14/src/callback.rs:22
[INFO] [stderr]   62:     0x563541cc8201 - tokio_threadpool::worker::Worker::do_run::{{closure}}::{{closure}}::hc997965321facb7b
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.14/src/worker/mod.rs:127
[INFO] [stderr]   63:     0x563541cd3c29 - tokio_executor::global::with_default::{{closure}}::h7f336839809a5b30
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.1.7/src/global.rs:209
[INFO] [stderr]   64:     0x563541cc0e05 - std::thread::local::LocalKey<T>::try_with::h9e3366d73ef3d35b
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:272
[INFO] [stderr]   65:     0x563541cc074e - std::thread::local::LocalKey<T>::with::h7e1de0f1a1b1379f
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:248
[INFO] [stderr]   66:     0x563541cd3b11 - tokio_executor::global::with_default::ha7160b006a92251f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.1.7/src/global.rs:178
[INFO] [stderr]   67:     0x563541cc82bf - tokio_threadpool::worker::Worker::do_run::{{closure}}::h05167d7a1ab27d16
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.14/src/worker/mod.rs:125
[INFO] [stderr]   68:     0x563541cc106d - std::thread::local::LocalKey<T>::try_with::hfe6a46a69b17288e
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:272
[INFO] [stderr]   69:     0x563541cc0684 - std::thread::local::LocalKey<T>::with::h574a56e7f28f571d
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:248
[INFO] [stderr]   70:     0x563541cc80d8 - tokio_threadpool::worker::Worker::do_run::had44c5f181472cf9
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.14/src/worker/mod.rs:116
[INFO] [stderr]   71:     0x563541cce078 - tokio_threadpool::pool::Pool::spawn_thread::{{closure}}::h1c7f41d28d74b46d
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.14/src/pool/mod.rs:344
[INFO] [stderr]   72:     0x563541cdb50e - std::sys_common::backtrace::__rust_begin_short_backtrace::h13fa4c5d5e137450
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]   73:     0x563541cbec22 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h4992e0422d00bd1d
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:464
[INFO] [stderr]   74:     0x563541cd9d32 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8a786d49c27a47de
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:308
[INFO] [stderr]   75:     0x563541cbf02e - std::panicking::try::do_call::h008fae62fab9d77b
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stderr]   76:     0x563541cc046d - __rust_try
[INFO] [stderr]   77:     0x563541cbee03 - std::panicking::try::h7dbbb0c8a994a1ef
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stderr]   78:     0x563541cdb572 - std::panic::catch_unwind::h34dba44fd5a26dd8
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stderr]   79:     0x563541cbea11 - std::thread::Builder::spawn_unchecked::{{closure}}::hcd9fd8e7672a7bf3
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:463
[INFO] [stderr]   80:     0x563541cd478f - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7b55c39bc4c39692
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stderr]   81:     0x563541d9b17a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hd4d30e37db281e8f
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   82:     0x563541d9b17a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h019185a215ba16e4
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   83:     0x563541d9b17a - std::sys::unix::thread::Thread::new::thread_start::h33c6d7cf25f9291f
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys/unix/thread.rs:87
[INFO] [stderr]   84:     0x7ff5925b1609 - start_thread
[INFO] [stderr]   85:     0x7ff59283c103 - clone
[INFO] [stderr]   86:                0x0 - <unknown>
[INFO] [stderr] error: test failed, to rerun pass '--bin streams'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/streams-03cc32a3a460423f` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "2f0e873fb645a820b66fcab222aff04410e6c0397b26a1f952f0594a81e0c7f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f0e873fb645a820b66fcab222aff04410e6c0397b26a1f952f0594a81e0c7f4", kill_on_drop: false }`
[INFO] [stdout] 2f0e873fb645a820b66fcab222aff04410e6c0397b26a1f952f0594a81e0c7f4
