[INFO] cloning repository https://github.com/jehuddleston/RustShell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jehuddleston/RustShell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjehuddleston%2FRustShell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjehuddleston%2FRustShell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13a9f396c9e88e56508bbff158c6eef2fe262609
[INFO] testing jehuddleston/RustShell against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjehuddleston%2FRustShell" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jehuddleston/RustShell on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jehuddleston/RustShell
[INFO] finished tweaking git repo https://github.com/jehuddleston/RustShell
[INFO] tweaked toml for git repo https://github.com/jehuddleston/RustShell written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jehuddleston/RustShell already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7e2f8d3e9976d799a4713fadb372f74a131aeeeb990a146b45e88d18972fd3e
[INFO] running `Command { std: "docker" "start" "-a" "a7e2f8d3e9976d799a4713fadb372f74a131aeeeb990a146b45e88d18972fd3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7e2f8d3e9976d799a4713fadb372f74a131aeeeb990a146b45e88d18972fd3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e2f8d3e9976d799a4713fadb372f74a131aeeeb990a146b45e88d18972fd3e", kill_on_drop: false }`
[INFO] [stdout] a7e2f8d3e9976d799a4713fadb372f74a131aeeeb990a146b45e88d18972fd3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c31c2afcbccf9af1570acf94b26e0e979a41291bf2005c6f2edb5de40e60a071
[INFO] running `Command { std: "docker" "start" "-a" "c31c2afcbccf9af1570acf94b26e0e979a41291bf2005c6f2edb5de40e60a071", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustshell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::Split`
[INFO] [stdout]  --> src/stringparser/stringparser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::str::Split;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]   --> src/commandmanager/commandmanager.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 |          let ret = self.commands.insert(command.to_string(),f);
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         stdout().flush();
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "c31c2afcbccf9af1570acf94b26e0e979a41291bf2005c6f2edb5de40e60a071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c31c2afcbccf9af1570acf94b26e0e979a41291bf2005c6f2edb5de40e60a071", kill_on_drop: false }`
[INFO] [stdout] c31c2afcbccf9af1570acf94b26e0e979a41291bf2005c6f2edb5de40e60a071
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0dc6a24b857214b76c6ebefe62115fdb0f2e25b373b009d9f86857d1b005be3a
[INFO] running `Command { std: "docker" "start" "-a" "0dc6a24b857214b76c6ebefe62115fdb0f2e25b373b009d9f86857d1b005be3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustshell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/commandmanager/commandmanager.rs:55:10
[INFO] [stdout]    |
[INFO] [stdout] 55 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::Split`
[INFO] [stdout]  --> src/stringparser/stringparser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::str::Split;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]   --> src/commandmanager/commandmanager.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 |          let ret = self.commands.insert(command.to_string(),f);
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/commandmanager/commandmanager.rs:78:16
[INFO] [stdout]    |
[INFO] [stdout] 78 |         fn one(args: Vec<String>) -> String{
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/commandmanager/commandmanager.rs:81:16
[INFO] [stdout]    |
[INFO] [stdout] 81 |         fn two(args: Vec<String>) -> String{
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         stdout().flush();
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0dc6a24b857214b76c6ebefe62115fdb0f2e25b373b009d9f86857d1b005be3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dc6a24b857214b76c6ebefe62115fdb0f2e25b373b009d9f86857d1b005be3a", kill_on_drop: false }`
[INFO] [stdout] 0dc6a24b857214b76c6ebefe62115fdb0f2e25b373b009d9f86857d1b005be3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6466790de2ab6d7f5dfaf95e9f43945902c8c23f5e70254e787863ff0dc2365e
[INFO] running `Command { std: "docker" "start" "-a" "6466790de2ab6d7f5dfaf95e9f43945902c8c23f5e70254e787863ff0dc2365e", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/commandmanager/commandmanager.rs:55:10
[INFO] [stderr]    |
[INFO] [stderr] 55 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::Split`
[INFO] [stderr]  --> src/stringparser/stringparser.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::str::Split;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ret`
[INFO] [stderr]   --> src/commandmanager/commandmanager.rs:19:14
[INFO] [stderr]    |
[INFO] [stderr] 19 |          let ret = self.commands.insert(command.to_string(),f);
[INFO] [stderr]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/commandmanager/commandmanager.rs:78:16
[INFO] [stderr]    |
[INFO] [stderr] 78 |         fn one(args: Vec<String>) -> String{
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/commandmanager/commandmanager.rs:81:16
[INFO] [stderr]    |
[INFO] [stderr] 81 |         fn two(args: Vec<String>) -> String{
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |         stdout().flush();
[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: `rustshell` (bin "rustshell" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustshell-d4cbd0d9162a3070)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test commandmanager::commandmanager::test::test_cmd_already_used ... ok
[INFO] [stdout] test commandmanager::commandmanager::test::test_constructor ... ok
[INFO] [stdout] test commandmanager::commandmanager::test::test_bad_cmd ... ok
[INFO] [stdout] test commandmanager::commandmanager::test::test_add_execute ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6466790de2ab6d7f5dfaf95e9f43945902c8c23f5e70254e787863ff0dc2365e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6466790de2ab6d7f5dfaf95e9f43945902c8c23f5e70254e787863ff0dc2365e", kill_on_drop: false }`
[INFO] [stdout] 6466790de2ab6d7f5dfaf95e9f43945902c8c23f5e70254e787863ff0dc2365e