[INFO] cloning repository https://github.com/abesto/toy-rust-shell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/abesto/toy-rust-shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabesto%2Ftoy-rust-shell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabesto%2Ftoy-rust-shell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27bf5f1708ba8e0f3d03b9442c69a7f4224660bf
[INFO] testing abesto/toy-rust-shell 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%2Fabesto%2Ftoy-rust-shell" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/abesto/toy-rust-shell 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/abesto/toy-rust-shell
[INFO] finished tweaking git repo https://github.com/abesto/toy-rust-shell
[INFO] tweaked toml for git repo https://github.com/abesto/toy-rust-shell written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/abesto/toy-rust-shell 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded im v12.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 79738cbfb48d530ca78291d0ff33b7f4aac16a8ef787ef5ea56ca9726e27eb09
[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" "79738cbfb48d530ca78291d0ff33b7f4aac16a8ef787ef5ea56ca9726e27eb09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79738cbfb48d530ca78291d0ff33b7f4aac16a8ef787ef5ea56ca9726e27eb09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79738cbfb48d530ca78291d0ff33b7f4aac16a8ef787ef5ea56ca9726e27eb09", kill_on_drop: false }`
[INFO] [stdout] 79738cbfb48d530ca78291d0ff33b7f4aac16a8ef787ef5ea56ca9726e27eb09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c8aab86e5612378e05c20dfe5e3d4c8929679dc24dffc024fc70fb867055243f
[INFO] running `Command { std: "docker" "start" "-a" "c8aab86e5612378e05c20dfe5e3d4c8929679dc24dffc024fc70fb867055243f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling im v12.2.0
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling toy-rust-shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Stdout`
[INFO] [stdout]  --> src/main.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{stdin, Stdout};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]    --> src/main.rs:122:38
[INFO] [stdout]     |
[INFO] [stdout] 122 |             CompleteCommand::WithSep(l, op) => {}
[INFO] [stdout]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]    --> src/main.rs:122:41
[INFO] [stdout]     |
[INFO] [stdout] 122 |             CompleteCommand::WithSep(l, op) => {}
[INFO] [stdout]     |                                         ^^ help: if this is intentional, prefix it with an underscore: `_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]    --> src/parser.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |         input: &'a Vec<String>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `And`
[INFO] [stdout]    --> src/parser.rs:559:9
[INFO] [stdout]     |
[INFO] [stdout] 559 |         And(&'a AndOr<'a>, Pipeline),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Or`
[INFO] [stdout]    --> src/parser.rs:560:9
[INFO] [stdout]     |
[INFO] [stdout] 560 |         Or(&'a AndOr<'a>, Pipeline),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CompoundCommand`
[INFO] [stdout]    --> src/parser.rs:574:9
[INFO] [stdout]     |
[INFO] [stdout] 574 |         CompoundCommand(CompoundCommandData),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CompoundCommandWithRedirects`
[INFO] [stdout]    --> src/parser.rs:575:9
[INFO] [stdout]     |
[INFO] [stdout] 575 |         CompoundCommandWithRedirects(CompoundCommandWithRedirectsData),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FunctionDefinition`
[INFO] [stdout]    --> src/parser.rs:576:9
[INFO] [stdout]     |
[INFO] [stdout] 576 |         FunctionDefinition(FunctionDefinitionData),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PrefixWordSuffix`
[INFO] [stdout]    --> src/parser.rs:581:9
[INFO] [stdout]     |
[INFO] [stdout] 581 |         PrefixWordSuffix(CmdPrefix, CmdWord, CmdSuffix),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PrefixWord`
[INFO] [stdout]    --> src/parser.rs:582:9
[INFO] [stdout]     |
[INFO] [stdout] 582 |         PrefixWord(CmdPrefix, CmdWord),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Prefix`
[INFO] [stdout]    --> src/parser.rs:583:9
[INFO] [stdout]     |
[INFO] [stdout] 583 |         Prefix(CmdPrefix),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_exit_code`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     last_exit_code: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `quote`
[INFO] [stdout]   --> src/main.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn quote(string: &String) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set`
[INFO] [stdout]   --> src/main.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn set(state: &State) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 | /         std::env::set_current_dir(std::path::Path::new(
[INFO] [stdout] 175 | |             &std::env::var("HOME").unwrap_or("/".to_string())
[INFO] [stdout] 176 | |         ));
[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: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 | /         std::env::set_current_dir(std::path::Path::new(
[INFO] [stdout] 181 | |             dir
[INFO] [stdout] 182 | |         ));
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.77s
[INFO] running `Command { std: "docker" "inspect" "c8aab86e5612378e05c20dfe5e3d4c8929679dc24dffc024fc70fb867055243f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8aab86e5612378e05c20dfe5e3d4c8929679dc24dffc024fc70fb867055243f", kill_on_drop: false }`
[INFO] [stdout] c8aab86e5612378e05c20dfe5e3d4c8929679dc24dffc024fc70fb867055243f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 10938783adcc4a3480e075e1e3842d6cbc664144821684d59f8b830111e3d171
[INFO] running `Command { std: "docker" "start" "-a" "10938783adcc4a3480e075e1e3842d6cbc664144821684d59f8b830111e3d171", kill_on_drop: false }`
[INFO] [stderr]    Compiling toy-rust-shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Stdout`
[INFO] [stdout]  --> src/main.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{stdin, Stdout};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]    --> src/main.rs:122:38
[INFO] [stdout]     |
[INFO] [stdout] 122 |             CompleteCommand::WithSep(l, op) => {}
[INFO] [stdout]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]    --> src/main.rs:122:41
[INFO] [stdout]     |
[INFO] [stdout] 122 |             CompleteCommand::WithSep(l, op) => {}
[INFO] [stdout]     |                                         ^^ help: if this is intentional, prefix it with an underscore: `_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]    --> src/parser.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |         input: &'a Vec<String>,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `And`
[INFO] [stdout]    --> src/parser.rs:559:9
[INFO] [stdout]     |
[INFO] [stdout] 559 |         And(&'a AndOr<'a>, Pipeline),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Or`
[INFO] [stdout]    --> src/parser.rs:560:9
[INFO] [stdout]     |
[INFO] [stdout] 560 |         Or(&'a AndOr<'a>, Pipeline),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CompoundCommand`
[INFO] [stdout]    --> src/parser.rs:574:9
[INFO] [stdout]     |
[INFO] [stdout] 574 |         CompoundCommand(CompoundCommandData),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CompoundCommandWithRedirects`
[INFO] [stdout]    --> src/parser.rs:575:9
[INFO] [stdout]     |
[INFO] [stdout] 575 |         CompoundCommandWithRedirects(CompoundCommandWithRedirectsData),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FunctionDefinition`
[INFO] [stdout]    --> src/parser.rs:576:9
[INFO] [stdout]     |
[INFO] [stdout] 576 |         FunctionDefinition(FunctionDefinitionData),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PrefixWordSuffix`
[INFO] [stdout]    --> src/parser.rs:581:9
[INFO] [stdout]     |
[INFO] [stdout] 581 |         PrefixWordSuffix(CmdPrefix, CmdWord, CmdSuffix),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PrefixWord`
[INFO] [stdout]    --> src/parser.rs:582:9
[INFO] [stdout]     |
[INFO] [stdout] 582 |         PrefixWord(CmdPrefix, CmdWord),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Prefix`
[INFO] [stdout]    --> src/parser.rs:583:9
[INFO] [stdout]     |
[INFO] [stdout] 583 |         Prefix(CmdPrefix),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `last_exit_code`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     last_exit_code: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `quote`
[INFO] [stdout]   --> src/main.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn quote(string: &String) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set`
[INFO] [stdout]   --> src/main.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn set(state: &State) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 | /         std::env::set_current_dir(std::path::Path::new(
[INFO] [stdout] 175 | |             &std::env::var("HOME").unwrap_or("/".to_string())
[INFO] [stdout] 176 | |         ));
[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: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 | /         std::env::set_current_dir(std::path::Path::new(
[INFO] [stdout] 181 | |             dir
[INFO] [stdout] 182 | |         ));
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "10938783adcc4a3480e075e1e3842d6cbc664144821684d59f8b830111e3d171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10938783adcc4a3480e075e1e3842d6cbc664144821684d59f8b830111e3d171", kill_on_drop: false }`
[INFO] [stdout] 10938783adcc4a3480e075e1e3842d6cbc664144821684d59f8b830111e3d171
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 678f481a7bbbdf4476dfd0b0956341c885db27e16d32023a807d9db298c33344
[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" "678f481a7bbbdf4476dfd0b0956341c885db27e16d32023a807d9db298c33344", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Stdout`
[INFO] [stderr]  --> src/main.rs:6:22
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::{stdin, Stdout};
[INFO] [stderr]   |                      ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `l`
[INFO] [stderr]    --> src/main.rs:122:38
[INFO] [stderr]     |
[INFO] [stderr] 122 |             CompleteCommand::WithSep(l, op) => {}
[INFO] [stderr]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op`
[INFO] [stderr]    --> src/main.rs:122:41
[INFO] [stderr]     |
[INFO] [stderr] 122 |             CompleteCommand::WithSep(l, op) => {}
[INFO] [stderr]     |                                         ^^ help: if this is intentional, prefix it with an underscore: `_op`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `input`
[INFO] [stderr]    --> src/parser.rs:251:9
[INFO] [stderr]     |
[INFO] [stderr] 251 |         input: &'a Vec<String>,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `And`
[INFO] [stderr]    --> src/parser.rs:559:9
[INFO] [stderr]     |
[INFO] [stderr] 559 |         And(&'a AndOr<'a>, Pipeline),
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Or`
[INFO] [stderr]    --> src/parser.rs:560:9
[INFO] [stderr]     |
[INFO] [stderr] 560 |         Or(&'a AndOr<'a>, Pipeline),
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CompoundCommand`
[INFO] [stderr]    --> src/parser.rs:574:9
[INFO] [stderr]     |
[INFO] [stderr] 574 |         CompoundCommand(CompoundCommandData),
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CompoundCommandWithRedirects`
[INFO] [stderr]    --> src/parser.rs:575:9
[INFO] [stderr]     |
[INFO] [stderr] 575 |         CompoundCommandWithRedirects(CompoundCommandWithRedirectsData),
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FunctionDefinition`
[INFO] [stderr]    --> src/parser.rs:576:9
[INFO] [stderr]     |
[INFO] [stderr] 576 |         FunctionDefinition(FunctionDefinitionData),
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PrefixWordSuffix`
[INFO] [stderr]    --> src/parser.rs:581:9
[INFO] [stderr]     |
[INFO] [stderr] 581 |         PrefixWordSuffix(CmdPrefix, CmdWord, CmdSuffix),
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PrefixWord`
[INFO] [stderr]    --> src/parser.rs:582:9
[INFO] [stderr]     |
[INFO] [stderr] 582 |         PrefixWord(CmdPrefix, CmdWord),
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Prefix`
[INFO] [stderr]    --> src/parser.rs:583:9
[INFO] [stderr]     |
[INFO] [stderr] 583 |         Prefix(CmdPrefix),
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `last_exit_code`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     last_exit_code: u8,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `quote`
[INFO] [stderr]   --> src/main.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn quote(string: &String) -> String {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `set`
[INFO] [stderr]   --> src/main.rs:96:12
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn set(state: &State) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:174:9
[INFO] [stderr]     |
[INFO] [stderr] 174 | /         std::env::set_current_dir(std::path::Path::new(
[INFO] [stderr] 175 | |             &std::env::var("HOME").unwrap_or("/".to_string())
[INFO] [stderr] 176 | |         ));
[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: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 | /         std::env::set_current_dir(std::path::Path::new(
[INFO] [stderr] 181 | |             dir
[INFO] [stderr] 182 | |         ));
[INFO] [stderr]     | |___________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/toy_rust_shell-fa079099ccae9495
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test parser::grammar::tests::empty_input ... ok
[INFO] [stdout] test parser::grammar::tests::separators ... ok
[INFO] [stdout] test parser::lexer::tests::single_char_op ... ok
[INFO] [stdout] test parser::split_words::tests::tokenize_comment ... ok
[INFO] [stdout] test parser::lexer::tests::true_and_false ... ok
[INFO] [stdout] test parser::split_words::tests::tokenize_empty_string ... ok
[INFO] [stdout] test parser::lexer::tests::lex_word ... ok
[INFO] [stdout] test parser::split_words::tests::tokenize_multiple_words ... ok
[INFO] [stdout] test parser::split_words::tests::tokenize_operator_in_word ... ok
[INFO] [stdout] test parser::split_words::tests::tokenize_single_word ... ok
[INFO] [stdout] test parser::grammar::tests::ls ... ok
[INFO] [stdout] test parser::grammar::tests::ls_l ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "678f481a7bbbdf4476dfd0b0956341c885db27e16d32023a807d9db298c33344", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "678f481a7bbbdf4476dfd0b0956341c885db27e16d32023a807d9db298c33344", kill_on_drop: false }`
[INFO] [stdout] 678f481a7bbbdf4476dfd0b0956341c885db27e16d32023a807d9db298c33344
