[INFO] cloning repository https://github.com/neilgall/lets-build-a-rusty-interpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neilgall/lets-build-a-rusty-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneilgall%2Flets-build-a-rusty-interpreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneilgall%2Flets-build-a-rusty-interpreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9680f7114724d16f61320b05fb851f947fa0f5bd [INFO] testing neilgall/lets-build-a-rusty-interpreter against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneilgall%2Flets-build-a-rusty-interpreter" "/workspace/builds/worker-18/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/neilgall/lets-build-a-rusty-interpreter on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/neilgall/lets-build-a-rusty-interpreter [INFO] finished tweaking git repo https://github.com/neilgall/lets-build-a-rusty-interpreter [INFO] tweaked toml for git repo https://github.com/neilgall/lets-build-a-rusty-interpreter written to /workspace/builds/worker-18/source/Cargo.toml [INFO] crate git repo https://github.com/neilgall/lets-build-a-rusty-interpreter already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 45b9f74d606a035e7742f87c8621d130abe02f2f666519dddeac88fd8c69d27f [INFO] running `Command { std: "docker" "start" "-a" "45b9f74d606a035e7742f87c8621d130abe02f2f666519dddeac88fd8c69d27f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "45b9f74d606a035e7742f87c8621d130abe02f2f666519dddeac88fd8c69d27f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45b9f74d606a035e7742f87c8621d130abe02f2f666519dddeac88fd8c69d27f", kill_on_drop: false }` [INFO] [stdout] 45b9f74d606a035e7742f87c8621d130abe02f2f666519dddeac88fd8c69d27f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0d63d2e7e1a0c61e428bf4550ab517b1ff4aff62cce5c59d923e062665b9348 [INFO] running `Command { std: "docker" "start" "-a" "a0d63d2e7e1a0c61e428bf4550ab517b1ff4aff62cce5c59d923e062665b9348", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling calculator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `Integer` [INFO] [stdout] --> src/number.rs:4:2 [INFO] [stdout] | [INFO] [stdout] 4 | Integer { value: i32 }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Number` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/number.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | #[derive(Clone, Debug, Eq, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Real` [INFO] [stdout] --> src/number.rs:5:2 [INFO] [stdout] | [INFO] [stdout] 5 | Real { value: String } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Number` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/number.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | #[derive(Clone, Debug, Eq, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.68s [INFO] running `Command { std: "docker" "inspect" "a0d63d2e7e1a0c61e428bf4550ab517b1ff4aff62cce5c59d923e062665b9348", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0d63d2e7e1a0c61e428bf4550ab517b1ff4aff62cce5c59d923e062665b9348", kill_on_drop: false }` [INFO] [stdout] a0d63d2e7e1a0c61e428bf4550ab517b1ff4aff62cce5c59d923e062665b9348 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6a2a341bb69442d6ad202dc428373270d6aec8f838608e48ed92121ddc6e6676 [INFO] running `Command { std: "docker" "start" "-a" "6a2a341bb69442d6ad202dc428373270d6aec8f838608e48ed92121ddc6e6676", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling calculator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `Integer` [INFO] [stdout] --> src/number.rs:4:2 [INFO] [stdout] | [INFO] [stdout] 4 | Integer { value: i32 }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Number` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/number.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | #[derive(Clone, Debug, Eq, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Real` [INFO] [stdout] --> src/number.rs:5:2 [INFO] [stdout] | [INFO] [stdout] 5 | Real { value: String } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Number` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/number.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | #[derive(Clone, Debug, Eq, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.19s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/calculator-aa13d4f568a06ec8) [INFO] running `Command { std: "docker" "inspect" "6a2a341bb69442d6ad202dc428373270d6aec8f838608e48ed92121ddc6e6676", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a2a341bb69442d6ad202dc428373270d6aec8f838608e48ed92121ddc6e6676", kill_on_drop: false }` [INFO] [stdout] 6a2a341bb69442d6ad202dc428373270d6aec8f838608e48ed92121ddc6e6676 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d7e30a42a1cdf5f39a4355a3aa363f44d56e01402e94fb0075868a24b7b9633b [INFO] running `Command { std: "docker" "start" "-a" "d7e30a42a1cdf5f39a4355a3aa363f44d56e01402e94fb0075868a24b7b9633b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: variant is never constructed: `Integer` [INFO] [stderr] --> src/number.rs:4:2 [INFO] [stderr] | [INFO] [stderr] 4 | Integer { value: i32 }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Number` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/number.rs:2:10 [INFO] [stderr] | [INFO] [stderr] 2 | #[derive(Clone, Debug, Eq, PartialEq)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Real` [INFO] [stderr] --> src/number.rs:5:2 [INFO] [stderr] | [INFO] [stderr] 5 | Real { value: String } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Number` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/number.rs:2:10 [INFO] [stderr] | [INFO] [stderr] 2 | #[derive(Clone, Debug, Eq, PartialEq)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `calculator` (bin "calculator" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.25s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/calculator-aa13d4f568a06ec8) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test lexer::tests::assign ... ok [INFO] [stdout] test lexer::tests::alphanumeric_identifier ... ok [INFO] [stdout] test lexer::tests::colon ... ok [INFO] [stdout] test lexer::tests::dot ... ok [INFO] [stdout] test lexer::tests::identifier ... ok [INFO] [stdout] test lexer::tests::integer ... ok [INFO] [stdout] test lexer::tests::keywords ... ok [INFO] [stdout] test lexer::tests::real ... ok [INFO] [stdout] test parser::tests::test_sample_program ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d7e30a42a1cdf5f39a4355a3aa363f44d56e01402e94fb0075868a24b7b9633b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7e30a42a1cdf5f39a4355a3aa363f44d56e01402e94fb0075868a24b7b9633b", kill_on_drop: false }` [INFO] [stdout] d7e30a42a1cdf5f39a4355a3aa363f44d56e01402e94fb0075868a24b7b9633b