[INFO] fetching crate nova-impl 0.5.3... [INFO] testing nova-impl-0.5.3 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate nova-impl 0.5.3 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate nova-impl 0.5.3 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nova-impl 0.5.3 [INFO] finished tweaking crates.io crate nova-impl 0.5.3 [INFO] tweaked toml for crates.io crate nova-impl 0.5.3 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9e23311a8d5b52e94fb277eb6057e8b89ab719930129c8ab6bb158c70d583777 [INFO] running `Command { std: "docker" "start" "-a" "9e23311a8d5b52e94fb277eb6057e8b89ab719930129c8ab6bb158c70d583777", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e23311a8d5b52e94fb277eb6057e8b89ab719930129c8ab6bb158c70d583777", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e23311a8d5b52e94fb277eb6057e8b89ab719930129c8ab6bb158c70d583777", kill_on_drop: false }` [INFO] [stdout] 9e23311a8d5b52e94fb277eb6057e8b89ab719930129c8ab6bb158c70d583777 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 610b86ce7c9a953361921710c5083c9de69848930e8587137616eb15299be5a8 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "610b86ce7c9a953361921710c5083c9de69848930e8587137616eb15299be5a8", kill_on_drop: false }` [INFO] [stderr] Compiling darling_core v0.13.1 [INFO] [stderr] Compiling darling_macro v0.13.1 [INFO] [stderr] Compiling darling v0.13.1 [INFO] [stderr] Compiling nova-impl v0.5.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `crate_` [INFO] [stdout] --> src/lib.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | crate_: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `SerdeAttrs` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:74:10 [INFO] [stdout] | [INFO] [stdout] 74 | #[derive(Debug, Default, FromMeta)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.68s [INFO] running `Command { std: "docker" "inspect" "610b86ce7c9a953361921710c5083c9de69848930e8587137616eb15299be5a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "610b86ce7c9a953361921710c5083c9de69848930e8587137616eb15299be5a8", kill_on_drop: false }` [INFO] [stdout] 610b86ce7c9a953361921710c5083c9de69848930e8587137616eb15299be5a8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bbbb80c805873a1605f400d78596d95949c61a97f29b588721d1b39482ea51f2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "bbbb80c805873a1605f400d78596d95949c61a97f29b588721d1b39482ea51f2", kill_on_drop: false }` [INFO] [stderr] Compiling nova-impl v0.5.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `crate_` [INFO] [stdout] --> src/lib.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | crate_: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `SerdeAttrs` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:74:10 [INFO] [stdout] | [INFO] [stdout] 74 | #[derive(Debug, Default, FromMeta)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `crate_` [INFO] [stdout] --> src/lib.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | crate_: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `SerdeAttrs` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:74:10 [INFO] [stdout] | [INFO] [stdout] 74 | #[derive(Debug, Default, FromMeta)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.15s [INFO] running `Command { std: "docker" "inspect" "bbbb80c805873a1605f400d78596d95949c61a97f29b588721d1b39482ea51f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbbb80c805873a1605f400d78596d95949c61a97f29b588721d1b39482ea51f2", kill_on_drop: false }` [INFO] [stdout] bbbb80c805873a1605f400d78596d95949c61a97f29b588721d1b39482ea51f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f2fb8451cbea544fa3da05634a5d0c1e6eae3d96de3bb3931df27bdf493f2f6a [INFO] running `Command { std: "docker" "start" "-a" "f2fb8451cbea544fa3da05634a5d0c1e6eae3d96de3bb3931df27bdf493f2f6a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: field is never read: `crate_` [INFO] [stderr] --> src/lib.rs:77:5 [INFO] [stderr] | [INFO] [stderr] 77 | crate_: Option, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `SerdeAttrs` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/lib.rs:74:10 [INFO] [stderr] | [INFO] [stderr] 74 | #[derive(Debug, Default, FromMeta)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `nova-impl` (lib) generated 1 warning [INFO] [stderr] warning: `nova-impl` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.37s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/nova_impl-0aab8f7ff11891a3) [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests nova-impl [INFO] [stdout] test tests::example ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [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" "f2fb8451cbea544fa3da05634a5d0c1e6eae3d96de3bb3931df27bdf493f2f6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2fb8451cbea544fa3da05634a5d0c1e6eae3d96de3bb3931df27bdf493f2f6a", kill_on_drop: false }` [INFO] [stdout] f2fb8451cbea544fa3da05634a5d0c1e6eae3d96de3bb3931df27bdf493f2f6a