[INFO] cloning repository https://github.com/meriy100/RustTutorial [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/meriy100/RustTutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeriy100%2FRustTutorial", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeriy100%2FRustTutorial'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7b26a2763654c66e8f4ed777159a4054a8370345 [INFO] testing meriy100/RustTutorial against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeriy100%2FRustTutorial" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/meriy100/RustTutorial [INFO] finished tweaking git repo https://github.com/meriy100/RustTutorial [INFO] tweaked toml for git repo https://github.com/meriy100/RustTutorial written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/meriy100/RustTutorial on toolchain 33835004928d3bf65db4d4712e1330766263b0bd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/meriy100/RustTutorial already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 57882775dca6999eb8518a30b42744a0d452635380135516f482fe117b1a3ecb [INFO] running `Command { std: "docker" "start" "-a" "57882775dca6999eb8518a30b42744a0d452635380135516f482fe117b1a3ecb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "57882775dca6999eb8518a30b42744a0d452635380135516f482fe117b1a3ecb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57882775dca6999eb8518a30b42744a0d452635380135516f482fe117b1a3ecb", kill_on_drop: false }` [INFO] [stdout] 57882775dca6999eb8518a30b42744a0d452635380135516f482fe117b1a3ecb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 64c778712a1fe99f3fc45e899d49725b9ba17715b0b155ac8a6fb1b7ece3e9b9 [INFO] running `Command { std: "docker" "start" "-a" "64c778712a1fe99f3fc45e899d49725b9ba17715b0b155ac8a6fb1b7ece3e9b9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling rust_tutorial v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:190:14 [INFO] [stdout] | [INFO] [stdout] 190 | _ => None [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/main.rs:190:14 [INFO] [stdout] | [INFO] [stdout] 101 | CommandType::Inc => { [INFO] [stdout] | ---------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 110 | CommandType::Dec => { [INFO] [stdout] | ---------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 119 | CommandType::PInc => { [INFO] [stdout] | ----------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 127 | CommandType::PDec => { [INFO] [stdout] | ----------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 190 | _ => None [INFO] [stdout] | ^ ...and 4 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:181:18 [INFO] [stdout] | [INFO] [stdout] 181 | io::stdout().write(&[memory[pointer]]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 181 | let _ = io::stdout().write(&[memory[pointer]]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.52s [INFO] running `Command { std: "docker" "inspect" "64c778712a1fe99f3fc45e899d49725b9ba17715b0b155ac8a6fb1b7ece3e9b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64c778712a1fe99f3fc45e899d49725b9ba17715b0b155ac8a6fb1b7ece3e9b9", kill_on_drop: false }` [INFO] [stdout] 64c778712a1fe99f3fc45e899d49725b9ba17715b0b155ac8a6fb1b7ece3e9b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 597ceb4020076dc55c65d94c6e0ee53bdf3d3c8f05811fc033f6e0fcb263c24d [INFO] running `Command { std: "docker" "start" "-a" "597ceb4020076dc55c65d94c6e0ee53bdf3d3c8f05811fc033f6e0fcb263c24d", kill_on_drop: false }` [INFO] [stderr] Compiling rust_tutorial v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:190:14 [INFO] [stdout] | [INFO] [stdout] 190 | _ => None [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/main.rs:190:14 [INFO] [stdout] | [INFO] [stdout] 101 | CommandType::Inc => { [INFO] [stdout] | ---------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 110 | CommandType::Dec => { [INFO] [stdout] | ---------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 119 | CommandType::PInc => { [INFO] [stdout] | ----------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 127 | CommandType::PDec => { [INFO] [stdout] | ----------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 190 | _ => None [INFO] [stdout] | ^ ...and 4 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:181:18 [INFO] [stdout] | [INFO] [stdout] 181 | io::stdout().write(&[memory[pointer]]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 181 | let _ = io::stdout().write(&[memory[pointer]]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s [INFO] running `Command { std: "docker" "inspect" "597ceb4020076dc55c65d94c6e0ee53bdf3d3c8f05811fc033f6e0fcb263c24d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "597ceb4020076dc55c65d94c6e0ee53bdf3d3c8f05811fc033f6e0fcb263c24d", kill_on_drop: false }` [INFO] [stdout] 597ceb4020076dc55c65d94c6e0ee53bdf3d3c8f05811fc033f6e0fcb263c24d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 636cb0c1c261081197b94866a8b7e327041ffe23ce8013b753d537f3ee395ab0 [INFO] running `Command { std: "docker" "start" "-a" "636cb0c1c261081197b94866a8b7e327041ffe23ce8013b753d537f3ee395ab0", kill_on_drop: false }` [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/main.rs:190:14 [INFO] [stderr] | [INFO] [stderr] 190 | _ => None [INFO] [stderr] | ^ no value can reach this [INFO] [stderr] | [INFO] [stderr] note: multiple earlier patterns match some of the same values [INFO] [stderr] --> src/main.rs:190:14 [INFO] [stderr] | [INFO] [stderr] 101 | CommandType::Inc => { [INFO] [stderr] | ---------------- matches some of the same values [INFO] [stderr] ... [INFO] [stderr] 110 | CommandType::Dec => { [INFO] [stderr] | ---------------- matches some of the same values [INFO] [stderr] ... [INFO] [stderr] 119 | CommandType::PInc => { [INFO] [stderr] | ----------------- matches some of the same values [INFO] [stderr] ... [INFO] [stderr] 127 | CommandType::PDec => { [INFO] [stderr] | ----------------- matches some of the same values [INFO] [stderr] ... [INFO] [stderr] 190 | _ => None [INFO] [stderr] | ^ ...and 4 other patterns collectively make this unreachable [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:181:18 [INFO] [stderr] | [INFO] [stderr] 181 | io::stdout().write(&[memory[pointer]]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 181 | let _ = io::stdout().write(&[memory[pointer]]); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `rust_tutorial` (bin "rust_tutorial" test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_tutorial-6c1c84bbf72fd9fe) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "636cb0c1c261081197b94866a8b7e327041ffe23ce8013b753d537f3ee395ab0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "636cb0c1c261081197b94866a8b7e327041ffe23ce8013b753d537f3ee395ab0", kill_on_drop: false }` [INFO] [stdout] 636cb0c1c261081197b94866a8b7e327041ffe23ce8013b753d537f3ee395ab0