[INFO] fetching crate r4 1.0.1... [INFO] testing r4-1.0.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate r4 1.0.1 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate r4 1.0.1 [INFO] finished tweaking crates.io crate r4 1.0.1 [INFO] tweaked toml for crates.io crate r4 1.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate r4 1.0.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 21d708c2f2dca59bdda838f4db663a8eea1a71e4ee310cc4a3c90c6e851b0964 [INFO] running `Command { std: "docker" "start" "-a" "21d708c2f2dca59bdda838f4db663a8eea1a71e4ee310cc4a3c90c6e851b0964", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "21d708c2f2dca59bdda838f4db663a8eea1a71e4ee310cc4a3c90c6e851b0964", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21d708c2f2dca59bdda838f4db663a8eea1a71e4ee310cc4a3c90c6e851b0964", kill_on_drop: false }` [INFO] [stdout] 21d708c2f2dca59bdda838f4db663a8eea1a71e4ee310cc4a3c90c6e851b0964 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 67a018e2d78434c2440b2da156ef305a057330f703cab6ca261c89cae18a56b7 [INFO] running `Command { std: "docker" "start" "-a" "67a018e2d78434c2440b2da156ef305a057330f703cab6ca261c89cae18a56b7", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling r4 v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] running `Command { std: "docker" "inspect" "67a018e2d78434c2440b2da156ef305a057330f703cab6ca261c89cae18a56b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67a018e2d78434c2440b2da156ef305a057330f703cab6ca261c89cae18a56b7", kill_on_drop: false }` [INFO] [stdout] 67a018e2d78434c2440b2da156ef305a057330f703cab6ca261c89cae18a56b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] fc64b5427c067fd7658f3f2f09f226f46f6f55b41070d3443a2eb2f85402f46f [INFO] running `Command { std: "docker" "start" "-a" "fc64b5427c067fd7658f3f2f09f226f46f6f55b41070d3443a2eb2f85402f46f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling r4 v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:632:10 [INFO] [stdout] | [INFO] [stdout] 632 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lib.rs:407:34 [INFO] [stdout] | [INFO] [stdout] 407 | iterate![for i in 0..4; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:433:34 [INFO] [stdout] | [INFO] [stdout] 433 | iterate![for x in vs.iter(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:443:34 [INFO] [stdout] | [INFO] [stdout] 443 | iterate![for x in vs.iter(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/lib.rs:474:34 [INFO] [stdout] | [INFO] [stdout] 474 | ... let a = *x + 3; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/lib.rs:489:34 [INFO] [stdout] | [INFO] [stdout] 489 | ... let a = *x + 3; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/lib.rs:506:34 [INFO] [stdout] | [INFO] [stdout] 506 | ... for y in vs.iter(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:522:34 [INFO] [stdout] | [INFO] [stdout] 522 | ... let x = *x + 1; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "fc64b5427c067fd7658f3f2f09f226f46f6f55b41070d3443a2eb2f85402f46f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc64b5427c067fd7658f3f2f09f226f46f6f55b41070d3443a2eb2f85402f46f", kill_on_drop: false }` [INFO] [stdout] fc64b5427c067fd7658f3f2f09f226f46f6f55b41070d3443a2eb2f85402f46f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 53a5c3c80233b37b2ef0a92e0021899c091ba3d96f713d35f7baf1a58089fe09 [INFO] running `Command { std: "docker" "start" "-a" "53a5c3c80233b37b2ef0a92e0021899c091ba3d96f713d35f7baf1a58089fe09", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:632:10 [INFO] [stderr] | [INFO] [stderr] 632 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lib.rs:407:34 [INFO] [stderr] | [INFO] [stderr] 407 | iterate![for i in 0..4; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/lib.rs:433:34 [INFO] [stderr] | [INFO] [stderr] 433 | iterate![for x in vs.iter(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/lib.rs:443:34 [INFO] [stderr] | [INFO] [stderr] 443 | iterate![for x in vs.iter(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/lib.rs:474:34 [INFO] [stderr] | [INFO] [stderr] 474 | ... let a = *x + 3; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/lib.rs:489:34 [INFO] [stderr] | [INFO] [stderr] 489 | ... let a = *x + 3; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/lib.rs:506:34 [INFO] [stderr] | [INFO] [stderr] 506 | ... for y in vs.iter(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/lib.rs:522:34 [INFO] [stderr] | [INFO] [stderr] 522 | ... let x = *x + 1; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: `r4` (lib test) generated 8 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/r4-a55bafb63eab07f6) [INFO] [stdout] [INFO] [stdout] running 22 tests [INFO] [stdout] test tests::bind_pattern_in_for ... ok [INFO] [stdout] test tests::if_if_let ... ok [INFO] [stdout] test tests::test_basic_if ... ok [INFO] [stdout] test tests::test_basic_if_let ... ok [INFO] [stdout] test tests::test_basic ... ok [INFO] [stdout] test tests::test_if_let_filter ... ok [INFO] [stdout] test tests::test_if_let_if ... ok [INFO] [stdout] test tests::test_if_let_for ... ok [INFO] [stdout] test tests::test_if_let_let ... ok [INFO] [stdout] test tests::test_just_multiple_yields ... ok [INFO] [stdout] test tests::test_multiple_yield_with_filter_1 ... ok [INFO] [stdout] test tests::test_nested_refs_for_let_for_shadowing ... ok [INFO] [stdout] test tests::test_move_succeed ... ok [INFO] [stdout] test tests::test_multiple_yields_liked_nested_loops ... ok [INFO] [stdout] test tests::test_nested_refs ... ok [INFO] [stdout] test tests::test_multiple_yield_with_filter_2 ... ok [INFO] [stdout] test tests::test_nested_refs_for_let_shadowing ... ok [INFO] [stdout] test tests::test_nested_refs_inner_if ... ok [INFO] [stdout] test tests::test_nested_refs_let_let_shadowing_1 ... ok [INFO] [stdout] test tests::test_nested_refs_let_let_shadowing_2 ... ok [INFO] [stdout] test tests::test_nested_refs_outer_let ... ok [INFO] [stdout] test tests::test_simple_if_let ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "53a5c3c80233b37b2ef0a92e0021899c091ba3d96f713d35f7baf1a58089fe09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53a5c3c80233b37b2ef0a92e0021899c091ba3d96f713d35f7baf1a58089fe09", kill_on_drop: false }` [INFO] [stdout] 53a5c3c80233b37b2ef0a92e0021899c091ba3d96f713d35f7baf1a58089fe09