[INFO] fetching crate regalloc 0.0.34... [INFO] testing regalloc-0.0.34 against 1.60.0 for beta-1.61-1 [INFO] extracting crate regalloc 0.0.34 into /workspace/builds/worker-89/source [INFO] validating manifest of crates.io crate regalloc 0.0.34 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate regalloc 0.0.34 [INFO] finished tweaking crates.io crate regalloc 0.0.34 [INFO] tweaked toml for crates.io crate regalloc 0.0.34 written to /workspace/builds/worker-89/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] daca468c80af263c809addb1110978ca95448d6183d6cd94e8633a30ae920eb5 [INFO] running `Command { std: "docker" "start" "-a" "daca468c80af263c809addb1110978ca95448d6183d6cd94e8633a30ae920eb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "daca468c80af263c809addb1110978ca95448d6183d6cd94e8633a30ae920eb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "daca468c80af263c809addb1110978ca95448d6183d6cd94e8633a30ae920eb5", kill_on_drop: false }` [INFO] [stdout] daca468c80af263c809addb1110978ca95448d6183d6cd94e8633a30ae920eb5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ee1da4600286ff40661415202d37a29393a532280d663ed08211f66bfebd582e [INFO] running `Command { std: "docker" "start" "-a" "ee1da4600286ff40661415202d37a29393a532280d663ed08211f66bfebd582e", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling smallvec v1.8.0 [INFO] [stderr] Compiling regalloc v0.0.34 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `vreg` [INFO] [stdout] --> src/snapshot.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | Spill { vreg: Option }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `IRInstKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/snapshot.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Clone, Debug)] [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: field is never read: `vreg` [INFO] [stdout] --> src/snapshot.rs:21:14 [INFO] [stdout] | [INFO] [stdout] 21 | Reload { vreg: Option }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `IRInstKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/snapshot.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Clone, Debug)] [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: field is never read: `vreg` [INFO] [stdout] --> src/snapshot.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | Move { vreg: VirtualReg }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `IRInstKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/snapshot.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Clone, Debug)] [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.37s [INFO] running `Command { std: "docker" "inspect" "ee1da4600286ff40661415202d37a29393a532280d663ed08211f66bfebd582e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee1da4600286ff40661415202d37a29393a532280d663ed08211f66bfebd582e", kill_on_drop: false }` [INFO] [stdout] ee1da4600286ff40661415202d37a29393a532280d663ed08211f66bfebd582e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5d1fb37ecb9d8502f5065ceab53dcbd475dabacebe8316bd6d8a531217b89cc [INFO] running `Command { std: "docker" "start" "-a" "b5d1fb37ecb9d8502f5065ceab53dcbd475dabacebe8316bd6d8a531217b89cc", kill_on_drop: false }` [INFO] [stderr] Compiling regalloc v0.0.34 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `vreg` [INFO] [stdout] --> src/snapshot.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | Spill { vreg: Option }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `IRInstKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/snapshot.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Clone, Debug)] [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: field is never read: `vreg` [INFO] [stdout] --> src/snapshot.rs:21:14 [INFO] [stdout] | [INFO] [stdout] 21 | Reload { vreg: Option }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `IRInstKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/snapshot.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Clone, Debug)] [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: field is never read: `vreg` [INFO] [stdout] --> src/snapshot.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | Move { vreg: VirtualReg }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `IRInstKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/snapshot.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Clone, Debug)] [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `vreg` [INFO] [stdout] --> src/snapshot.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | Spill { vreg: Option }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `IRInstKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/snapshot.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Clone, Debug)] [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: field is never read: `vreg` [INFO] [stdout] --> src/snapshot.rs:21:14 [INFO] [stdout] | [INFO] [stdout] 21 | Reload { vreg: Option }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `IRInstKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/snapshot.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Clone, Debug)] [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: field is never read: `vreg` [INFO] [stdout] --> src/snapshot.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | Move { vreg: VirtualReg }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `IRInstKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/snapshot.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Clone, Debug)] [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.74s [INFO] running `Command { std: "docker" "inspect" "b5d1fb37ecb9d8502f5065ceab53dcbd475dabacebe8316bd6d8a531217b89cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5d1fb37ecb9d8502f5065ceab53dcbd475dabacebe8316bd6d8a531217b89cc", kill_on_drop: false }` [INFO] [stdout] b5d1fb37ecb9d8502f5065ceab53dcbd475dabacebe8316bd6d8a531217b89cc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 743e196db5fc9e4b302afaa7ccc85b79edc384f5c757760da3426211e1ab0a62 [INFO] running `Command { std: "docker" "start" "-a" "743e196db5fc9e4b302afaa7ccc85b79edc384f5c757760da3426211e1ab0a62", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `vreg` [INFO] [stderr] --> src/snapshot.rs:20:13 [INFO] [stderr] | [INFO] [stderr] 20 | Spill { vreg: Option }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `IRInstKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/snapshot.rs:17:10 [INFO] [stderr] | [INFO] [stderr] 17 | #[derive(Clone, Debug)] [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: field is never read: `vreg` [INFO] [stderr] --> src/snapshot.rs:21:14 [INFO] [stderr] | [INFO] [stderr] 21 | Reload { vreg: Option }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `IRInstKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/snapshot.rs:17:10 [INFO] [stderr] | [INFO] [stderr] 17 | #[derive(Clone, Debug)] [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: field is never read: `vreg` [INFO] [stderr] --> src/snapshot.rs:22:12 [INFO] [stderr] | [INFO] [stderr] 22 | Move { vreg: VirtualReg }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `IRInstKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/snapshot.rs:17:10 [INFO] [stderr] | [INFO] [stderr] 17 | #[derive(Clone, Debug)] [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: `regalloc` (lib) generated 3 warnings [INFO] [stderr] warning: `regalloc` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/regalloc-96c09fd3ee757ae5) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test avl_tree::test_avl_tree2 ... ok [INFO] [stdout] test reg_maps::test::test_reg_use_mapper ... ok [INFO] [stdout] test union_find::test_union_find ... ok [INFO] [stdout] test avl_tree::test_avl_tree_iter ... ok [INFO] [stdout] test avl_tree::test_avl_tree1 ... ok [INFO] [stdout] test sparse_set::test_sparse_set ... ok [INFO] [stderr] Doc-tests regalloc [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 9.23s [INFO] [stdout] [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" "743e196db5fc9e4b302afaa7ccc85b79edc384f5c757760da3426211e1ab0a62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "743e196db5fc9e4b302afaa7ccc85b79edc384f5c757760da3426211e1ab0a62", kill_on_drop: false }` [INFO] [stdout] 743e196db5fc9e4b302afaa7ccc85b79edc384f5c757760da3426211e1ab0a62