[INFO] crate rustyshell 0.1.0 is already in cache
[INFO] testing rustyshell-0.1.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate rustyshell 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rustyshell 0.1.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustyshell 0.1.0
[INFO] finished tweaking crates.io crate rustyshell 0.1.0
[INFO] tweaked toml for crates.io crate rustyshell 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate rustyshell 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3d692d6535548b9cf98d16fab24dcae155a0fdcc79340d9f2805e43602d6bea
[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" "d3d692d6535548b9cf98d16fab24dcae155a0fdcc79340d9f2805e43602d6bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3d692d6535548b9cf98d16fab24dcae155a0fdcc79340d9f2805e43602d6bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3d692d6535548b9cf98d16fab24dcae155a0fdcc79340d9f2805e43602d6bea", kill_on_drop: false }`
[INFO] [stdout] d3d692d6535548b9cf98d16fab24dcae155a0fdcc79340d9f2805e43602d6bea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fbc733fe2b398d602e3a1897a6270d094f796764b6ceafb7c07a429581bcf3f
[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" "4fbc733fe2b398d602e3a1897a6270d094f796764b6ceafb7c07a429581bcf3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling dirs-sys-next v0.1.0
[INFO] [stderr]    Compiling terminal_size v0.1.12
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling termios v0.3.2
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling console v0.11.3
[INFO] [stderr]    Compiling dirs-next v1.0.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rustyline-derive v0.3.1
[INFO] [stderr]    Compiling rustyline v6.2.0
[INFO] [stderr]    Compiling rustyshell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::*`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::process::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dirs::home_dir`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use dirs::home_dir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `current_dir`, `var`
[INFO] [stdout]  --> src/main.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::env::{current_dir, var};
[INFO] [stdout]   |                ^^^^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ansi_term::Color`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ansi_term::Color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `self`
[INFO] [stdout]  --> src/main.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{self, Read};
[INFO] [stdout]   |               ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rustyline::config::OutputStreamType`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rustyline::config::OutputStreamType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cmd`, `CompletionType`, `Config`, `EditMode`, `KeyPress`
[INFO] [stdout]   --> src/main.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | use rustyline::{Cmd, CompletionType, Config, Context, EditMode, Editor, KeyPress};
[INFO] [stdout]    |                 ^^^  ^^^^^^^^^^^^^^  ^^^^^^           ^^^^^^^^          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cmd`
[INFO] [stdout]    --> src/main.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |         let mut cmd = String::new();
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |         let mut cmd = String::new();
[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: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.19s
[INFO] running `Command { std: "docker" "inspect" "4fbc733fe2b398d602e3a1897a6270d094f796764b6ceafb7c07a429581bcf3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fbc733fe2b398d602e3a1897a6270d094f796764b6ceafb7c07a429581bcf3f", kill_on_drop: false }`
[INFO] [stdout] 4fbc733fe2b398d602e3a1897a6270d094f796764b6ceafb7c07a429581bcf3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14eef65648d8af96ffc22e7588d0943541edf7e778469a1bced9a97cfd1b42c8
[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" "14eef65648d8af96ffc22e7588d0943541edf7e778469a1bced9a97cfd1b42c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustyshell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::*`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::process::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dirs::home_dir`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use dirs::home_dir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `current_dir`, `var`
[INFO] [stdout]  --> src/main.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::env::{current_dir, var};
[INFO] [stdout]   |                ^^^^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ansi_term::Color`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ansi_term::Color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `self`
[INFO] [stdout]  --> src/main.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{self, Read};
[INFO] [stdout]   |               ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rustyline::config::OutputStreamType`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rustyline::config::OutputStreamType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cmd`, `CompletionType`, `Config`, `EditMode`, `KeyPress`
[INFO] [stdout]   --> src/main.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | use rustyline::{Cmd, CompletionType, Config, Context, EditMode, Editor, KeyPress};
[INFO] [stdout]    |                 ^^^  ^^^^^^^^^^^^^^  ^^^^^^           ^^^^^^^^          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cmd`
[INFO] [stdout]    --> src/main.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |         let mut cmd = String::new();
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |         let mut cmd = String::new();
[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: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "14eef65648d8af96ffc22e7588d0943541edf7e778469a1bced9a97cfd1b42c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14eef65648d8af96ffc22e7588d0943541edf7e778469a1bced9a97cfd1b42c8", kill_on_drop: false }`
[INFO] [stdout] 14eef65648d8af96ffc22e7588d0943541edf7e778469a1bced9a97cfd1b42c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cbf6a7e7cfc5bf31aeb41edeff25c4c410c82e096f4c5efa67ab45e912bc803e
[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" "cbf6a7e7cfc5bf31aeb41edeff25c4c410c82e096f4c5efa67ab45e912bc803e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::process::*`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::process::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::PathBuf`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::path::PathBuf;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `dirs::home_dir`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use dirs::home_dir;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `current_dir`, `var`
[INFO] [stderr]  --> src/main.rs:5:16
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::env::{current_dir, var};
[INFO] [stderr]   |                ^^^^^^^^^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ansi_term::Color`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use ansi_term::Color;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Read`, `self`
[INFO] [stderr]  --> src/main.rs:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::{self, Read};
[INFO] [stderr]   |               ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rustyline::config::OutputStreamType`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use rustyline::config::OutputStreamType;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cmd`, `CompletionType`, `Config`, `EditMode`, `KeyPress`
[INFO] [stderr]   --> src/main.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 | use rustyline::{Cmd, CompletionType, Config, Context, EditMode, Editor, KeyPress};
[INFO] [stderr]    |                 ^^^  ^^^^^^^^^^^^^^  ^^^^^^           ^^^^^^^^          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cmd`
[INFO] [stderr]    --> src/main.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |         let mut cmd = String::new();
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd`
[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/main.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |         let mut cmd = String::new();
[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: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustyshell-f8b2ff1922fb9b74
[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 `Command { std: "docker" "inspect" "cbf6a7e7cfc5bf31aeb41edeff25c4c410c82e096f4c5efa67ab45e912bc803e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbf6a7e7cfc5bf31aeb41edeff25c4c410c82e096f4c5efa67ab45e912bc803e", kill_on_drop: false }`
[INFO] [stdout] cbf6a7e7cfc5bf31aeb41edeff25c4c410c82e096f4c5efa67ab45e912bc803e