[INFO] cloning repository https://github.com/mteng008/rust-compiler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mteng008/rust-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmteng008%2Frust-compiler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmteng008%2Frust-compiler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 43425c4e02968dde70e0ea3a72cb3b7e43c01dde [INFO] testing mteng008/rust-compiler against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmteng008%2Frust-compiler" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/mteng008/rust-compiler [INFO] finished tweaking git repo https://github.com/mteng008/rust-compiler [INFO] tweaked toml for git repo https://github.com/mteng008/rust-compiler written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mteng008/rust-compiler on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mteng008/rust-compiler 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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9e04cf50d639ac6d1b356216b1bab0b55ba8fac57de1acad0b12e697182bf3cf [INFO] running `Command { std: "docker" "start" "-a" "9e04cf50d639ac6d1b356216b1bab0b55ba8fac57de1acad0b12e697182bf3cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e04cf50d639ac6d1b356216b1bab0b55ba8fac57de1acad0b12e697182bf3cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e04cf50d639ac6d1b356216b1bab0b55ba8fac57de1acad0b12e697182bf3cf", kill_on_drop: false }` [INFO] [stdout] 9e04cf50d639ac6d1b356216b1bab0b55ba8fac57de1acad0b12e697182bf3cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5c6cd6a58a1f975d9f79f37bdee2750c547080e079ff1c5a72ee23112f60ec1 [INFO] running `Command { std: "docker" "start" "-a" "b5c6cd6a58a1f975d9f79f37bdee2750c547080e079ff1c5a72ee23112f60ec1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.161 [INFO] [stderr] Compiling slice-deque v0.3.0 [INFO] [stderr] Compiling lab3 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:423:13 [INFO] [stdout] | [INFO] [stdout] 403 | &mut [Tok::Ident(ref mut id), Tok::Assign, ..] => { [INFO] [stdout] | ---------------------------------------------- matches all the relevant values [INFO] [stdout] ... [INFO] [stdout] 423 | &mut [Tok::Ident(ref mut id), Tok::Assign, ..] => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Int` and `Arr` are never constructed [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 16 | enum Tok { [INFO] [stdout] | --- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 22 | Int, [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | Arr, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Tok` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `l_count` is never read [INFO] [stdout] --> src/main.rs:255:5 [INFO] [stdout] | [INFO] [stdout] 250 | struct Par { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 255 | l_count: usize, // Label name counter [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.34s [INFO] running `Command { std: "docker" "inspect" "b5c6cd6a58a1f975d9f79f37bdee2750c547080e079ff1c5a72ee23112f60ec1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5c6cd6a58a1f975d9f79f37bdee2750c547080e079ff1c5a72ee23112f60ec1", kill_on_drop: false }` [INFO] [stdout] b5c6cd6a58a1f975d9f79f37bdee2750c547080e079ff1c5a72ee23112f60ec1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d3ee9d6ed04576c2497744201b6d9b8f9341234e074231b1efabbe8ecdef7d56 [INFO] running `Command { std: "docker" "start" "-a" "d3ee9d6ed04576c2497744201b6d9b8f9341234e074231b1efabbe8ecdef7d56", kill_on_drop: false }` [INFO] [stderr] Compiling lab3 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:423:13 [INFO] [stdout] | [INFO] [stdout] 403 | &mut [Tok::Ident(ref mut id), Tok::Assign, ..] => { [INFO] [stdout] | ---------------------------------------------- matches all the relevant values [INFO] [stdout] ... [INFO] [stdout] 423 | &mut [Tok::Ident(ref mut id), Tok::Assign, ..] => { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Int` and `Arr` are never constructed [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 16 | enum Tok { [INFO] [stdout] | --- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 22 | Int, [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | Arr, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Tok` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `l_count` is never read [INFO] [stdout] --> src/main.rs:255:5 [INFO] [stdout] | [INFO] [stdout] 250 | struct Par { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 255 | l_count: usize, // Label name counter [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "d3ee9d6ed04576c2497744201b6d9b8f9341234e074231b1efabbe8ecdef7d56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3ee9d6ed04576c2497744201b6d9b8f9341234e074231b1efabbe8ecdef7d56", kill_on_drop: false }` [INFO] [stdout] d3ee9d6ed04576c2497744201b6d9b8f9341234e074231b1efabbe8ecdef7d56 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a4eef958c2df3a489f1d3e6b83e90f87cc21504150bcef54ce23ff4b0aaf7e1b [INFO] running `Command { std: "docker" "start" "-a" "a4eef958c2df3a489f1d3e6b83e90f87cc21504150bcef54ce23ff4b0aaf7e1b", kill_on_drop: false }` [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/main.rs:423:13 [INFO] [stderr] | [INFO] [stderr] 403 | &mut [Tok::Ident(ref mut id), Tok::Assign, ..] => { [INFO] [stderr] | ---------------------------------------------- matches all the relevant values [INFO] [stderr] ... [INFO] [stderr] 423 | &mut [Tok::Ident(ref mut id), Tok::Assign, ..] => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no value can reach this [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variants `Int` and `Arr` are never constructed [INFO] [stderr] --> src/main.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 16 | enum Tok { [INFO] [stderr] | --- variants in this enum [INFO] [stderr] ... [INFO] [stderr] 22 | Int, [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 54 | Arr, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Tok` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field `l_count` is never read [INFO] [stderr] --> src/main.rs:255:5 [INFO] [stderr] | [INFO] [stderr] 250 | struct Par { [INFO] [stderr] | --- field in this struct [INFO] [stderr] ... [INFO] [stderr] 255 | l_count: usize, // Label name counter [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `lab3` (bin "lab3" test) generated 3 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lab3-3d9d0be6c22feb6d) [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" "a4eef958c2df3a489f1d3e6b83e90f87cc21504150bcef54ce23ff4b0aaf7e1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4eef958c2df3a489f1d3e6b83e90f87cc21504150bcef54ce23ff4b0aaf7e1b", kill_on_drop: false }` [INFO] [stdout] a4eef958c2df3a489f1d3e6b83e90f87cc21504150bcef54ce23ff4b0aaf7e1b