[INFO] updating cached repository NSResident/rusty_shell [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/NSResident/rusty_shell [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/NSResident/rusty_shell" "work/ex/beta-1.37-6/sources/1.36.0/gh/NSResident/rusty_shell"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/NSResident/rusty_shell'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/NSResident/rusty_shell" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/NSResident/rusty_shell"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/NSResident/rusty_shell'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 41caac18b0e988ee6f749d8a1e92fb2c9eead05e [INFO] sha for GitHub repo NSResident/rusty_shell: 41caac18b0e988ee6f749d8a1e92fb2c9eead05e [INFO] validating manifest of NSResident/rusty_shell on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of NSResident/rusty_shell on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing NSResident/rusty_shell [INFO] finished frobbing NSResident/rusty_shell [INFO] frobbed toml for NSResident/rusty_shell written to work/ex/beta-1.37-6/sources/1.36.0/gh/NSResident/rusty_shell/Cargo.toml [INFO] started frobbing NSResident/rusty_shell [INFO] finished frobbing NSResident/rusty_shell [INFO] frobbed toml for NSResident/rusty_shell written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/NSResident/rusty_shell/Cargo.toml [INFO] crate NSResident/rusty_shell already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing NSResident/rusty_shell against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/NSResident/rusty_shell:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] 74af48fd1d2069e01a84e6fc2415056aa148189aaa5127bebdc5db8a7dfb9f5e [INFO] running `"docker" "start" "-a" "74af48fd1d2069e01a84e6fc2415056aa148189aaa5127bebdc5db8a7dfb9f5e"` [INFO] [stderr] Compiling rusty_shell v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: value assigned to `input` is never read [INFO] [stderr] --> src/main.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | let mut input = String::new(); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pipecount` [INFO] [stderr] --> src/main.rs:29:16 [INFO] [stderr] | [INFO] [stderr] 29 | let (jobs, pipecount) = parse_command(&input); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_pipecount` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/main.rs:58:17 [INFO] [stderr] | [INFO] [stderr] 58 | Err(err) => println!("Cannot find program") [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:78:13 [INFO] [stderr] | [INFO] [stderr] 78 | Err(e) => print!("No path found"), [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:40:21 [INFO] [stderr] | [INFO] [stderr] 40 | env::set_current_dir(new_path.as_path()); [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 return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/main.rs:45:21 [INFO] [stderr] | [INFO] [stderr] 45 | env::set_current_dir(&new_path).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:80:5 [INFO] [stderr] | [INFO] [stderr] 80 | stdout().flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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:82:5 [INFO] [stderr] | [INFO] [stderr] 82 | stdin().read_line(&mut input); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.56s [INFO] running `"docker" "inspect" "74af48fd1d2069e01a84e6fc2415056aa148189aaa5127bebdc5db8a7dfb9f5e"` [INFO] running `"docker" "rm" "-f" "74af48fd1d2069e01a84e6fc2415056aa148189aaa5127bebdc5db8a7dfb9f5e"` [INFO] [stdout] 74af48fd1d2069e01a84e6fc2415056aa148189aaa5127bebdc5db8a7dfb9f5e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/NSResident/rusty_shell:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] def03ce71e49f771ad32057485c53b49ace814a9aa0761e4a0c16109113b4bcd [INFO] running `"docker" "start" "-a" "def03ce71e49f771ad32057485c53b49ace814a9aa0761e4a0c16109113b4bcd"` [INFO] [stderr] Compiling rusty_shell v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: value assigned to `input` is never read [INFO] [stderr] --> src/main.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | let mut input = String::new(); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pipecount` [INFO] [stderr] --> src/main.rs:29:16 [INFO] [stderr] | [INFO] [stderr] 29 | let (jobs, pipecount) = parse_command(&input); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_pipecount` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/main.rs:58:17 [INFO] [stderr] | [INFO] [stderr] 58 | Err(err) => println!("Cannot find program") [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:78:13 [INFO] [stderr] | [INFO] [stderr] 78 | Err(e) => print!("No path found"), [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:40:21 [INFO] [stderr] | [INFO] [stderr] 40 | env::set_current_dir(new_path.as_path()); [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 return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/main.rs:45:21 [INFO] [stderr] | [INFO] [stderr] 45 | env::set_current_dir(&new_path).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:80:5 [INFO] [stderr] | [INFO] [stderr] 80 | stdout().flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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:82:5 [INFO] [stderr] | [INFO] [stderr] 82 | stdin().read_line(&mut input); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `"docker" "inspect" "def03ce71e49f771ad32057485c53b49ace814a9aa0761e4a0c16109113b4bcd"` [INFO] running `"docker" "rm" "-f" "def03ce71e49f771ad32057485c53b49ace814a9aa0761e4a0c16109113b4bcd"` [INFO] [stdout] def03ce71e49f771ad32057485c53b49ace814a9aa0761e4a0c16109113b4bcd [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/NSResident/rusty_shell:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] 34bd5d19159f9b8b08350f33d20ca03639b14f1fa04211913fd9d5d17c40f76e [INFO] running `"docker" "start" "-a" "34bd5d19159f9b8b08350f33d20ca03639b14f1fa04211913fd9d5d17c40f76e"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/rusty_shell-b45f945d644cd206 [INFO] [stdout] [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 `"docker" "inspect" "34bd5d19159f9b8b08350f33d20ca03639b14f1fa04211913fd9d5d17c40f76e"` [INFO] running `"docker" "rm" "-f" "34bd5d19159f9b8b08350f33d20ca03639b14f1fa04211913fd9d5d17c40f76e"` [INFO] [stdout] 34bd5d19159f9b8b08350f33d20ca03639b14f1fa04211913fd9d5d17c40f76e