[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-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjehuddleston%2FRustShell" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jehuddleston/RustShell on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/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-2021-01-01" "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] 3d6a78ad4892b63ca1277163b0f3d95920be4942baa9afbafbbfe0dde7bc0baf
[INFO] running `Command { std: "docker" "start" "-a" "3d6a78ad4892b63ca1277163b0f3d95920be4942baa9afbafbbfe0dde7bc0baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d6a78ad4892b63ca1277163b0f3d95920be4942baa9afbafbbfe0dde7bc0baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d6a78ad4892b63ca1277163b0f3d95920be4942baa9afbafbbfe0dde7bc0baf", kill_on_drop: false }`
[INFO] [stdout] 3d6a78ad4892b63ca1277163b0f3d95920be4942baa9afbafbbfe0dde7bc0baf
[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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e3753b181f338d5260b8d3c819791ad51289b3cf2b90a7e4d7c9606201abfd7
[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" "3e3753b181f338d5260b8d3c819791ad51289b3cf2b90a7e4d7c9606201abfd7", 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 `std::result::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 1.26s
[INFO] running `Command { std: "docker" "inspect" "3e3753b181f338d5260b8d3c819791ad51289b3cf2b90a7e4d7c9606201abfd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e3753b181f338d5260b8d3c819791ad51289b3cf2b90a7e4d7c9606201abfd7", kill_on_drop: false }`
[INFO] [stdout] 3e3753b181f338d5260b8d3c819791ad51289b3cf2b90a7e4d7c9606201abfd7
[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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 59f5ee6f4e331a60b5e0ebee97b1de289f4e794b71bf540cdddd5371b1cfa8ef
[INFO] running `Command { std: "docker" "start" "-a" "59f5ee6f4e331a60b5e0ebee97b1de289f4e794b71bf540cdddd5371b1cfa8ef", 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 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 `std::result::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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "59f5ee6f4e331a60b5e0ebee97b1de289f4e794b71bf540cdddd5371b1cfa8ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59f5ee6f4e331a60b5e0ebee97b1de289f4e794b71bf540cdddd5371b1cfa8ef", kill_on_drop: false }`
[INFO] [stdout] 59f5ee6f4e331a60b5e0ebee97b1de289f4e794b71bf540cdddd5371b1cfa8ef
[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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c2f1c6c38c7e3029a8b9bce45687fc5a919e493d2b4531627871456863ecd667
[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" "c2f1c6c38c7e3029a8b9bce45687fc5a919e493d2b4531627871456863ecd667", kill_on_drop: false }`
[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 `std::result::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: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustshell-5a3a52619695bc8a
[INFO] [stdout] running 4 tests
[INFO] [stdout] test commandmanager::commandmanager::test::test_add_execute ... ok
[INFO] [stdout] test commandmanager::commandmanager::test::test_cmd_already_used ... ok
[INFO] [stdout] test commandmanager::commandmanager::test::test_bad_cmd ... ok
[INFO] [stdout] test commandmanager::commandmanager::test::test_constructor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c2f1c6c38c7e3029a8b9bce45687fc5a919e493d2b4531627871456863ecd667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2f1c6c38c7e3029a8b9bce45687fc5a919e493d2b4531627871456863ecd667", kill_on_drop: false }`
[INFO] [stdout] c2f1c6c38c7e3029a8b9bce45687fc5a919e493d2b4531627871456863ecd667