[INFO] cloning repository https://github.com/KaiseiYokoyama/serde_usage [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KaiseiYokoyama/serde_usage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaiseiYokoyama%2Fserde_usage", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaiseiYokoyama%2Fserde_usage'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e7fcabf799514992f952b96b3b8bf6b8621a5acc [INFO] testing KaiseiYokoyama/serde_usage against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaiseiYokoyama%2Fserde_usage" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/KaiseiYokoyama/serde_usage 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 git repo https://github.com/KaiseiYokoyama/serde_usage [INFO] finished tweaking git repo https://github.com/KaiseiYokoyama/serde_usage [INFO] tweaked toml for git repo https://github.com/KaiseiYokoyama/serde_usage written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/KaiseiYokoyama/serde_usage already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 128f43131ccabc1985a43aafa0a6105469a31a52a20952506d671a350baf70aa [INFO] running `Command { std: "docker" "start" "-a" "128f43131ccabc1985a43aafa0a6105469a31a52a20952506d671a350baf70aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "128f43131ccabc1985a43aafa0a6105469a31a52a20952506d671a350baf70aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "128f43131ccabc1985a43aafa0a6105469a31a52a20952506d671a350baf70aa", kill_on_drop: false }` [INFO] [stdout] 128f43131ccabc1985a43aafa0a6105469a31a52a20952506d671a350baf70aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 296d9b3d486b88def88e4b16c93da17d5cbbfcd3d8ace5086d7da335c3cef87e [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" "296d9b3d486b88def88e4b16c93da17d5cbbfcd3d8ace5086d7da335c3cef87e", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling serde_usage v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:5:29 [INFO] [stdout] | [INFO] [stdout] 5 | fn main() -> Result<(), Box>{ [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 - fn main() -> Result<(), Box>{ [INFO] [stdout] 5 + fn main() -> Result<(), Box>{ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.26s [INFO] running `Command { std: "docker" "inspect" "296d9b3d486b88def88e4b16c93da17d5cbbfcd3d8ace5086d7da335c3cef87e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "296d9b3d486b88def88e4b16c93da17d5cbbfcd3d8ace5086d7da335c3cef87e", kill_on_drop: false }` [INFO] [stdout] 296d9b3d486b88def88e4b16c93da17d5cbbfcd3d8ace5086d7da335c3cef87e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 19b49aeb003c8684f2d326f9530b49a57d2fd1e3b961ba10305cf0aca086eddd [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" "19b49aeb003c8684f2d326f9530b49a57d2fd1e3b961ba10305cf0aca086eddd", kill_on_drop: false }` [INFO] [stderr] Compiling serde_usage v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:5:29 [INFO] [stdout] | [INFO] [stdout] 5 | fn main() -> Result<(), Box>{ [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 - fn main() -> Result<(), Box>{ [INFO] [stdout] 5 + fn main() -> Result<(), Box>{ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.23s [INFO] running `Command { std: "docker" "inspect" "19b49aeb003c8684f2d326f9530b49a57d2fd1e3b961ba10305cf0aca086eddd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19b49aeb003c8684f2d326f9530b49a57d2fd1e3b961ba10305cf0aca086eddd", kill_on_drop: false }` [INFO] [stdout] 19b49aeb003c8684f2d326f9530b49a57d2fd1e3b961ba10305cf0aca086eddd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] d1a3e39567f7050eaa9b410a130623a8fac96f01468d5886f435ef031d266502 [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" "d1a3e39567f7050eaa9b410a130623a8fac96f01468d5886f435ef031d266502", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:5:29 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 5 | fn main() -> Result<(), Box>{ [INFO] [stdout] [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 5 - fn main() -> Result<(), Box>{ [INFO] [stderr] 5 + fn main() -> Result<(), Box>{ [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `serde_usage` (bin "serde_usage" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/serde_usage-51f82b6d4730e0f2) [INFO] running `Command { std: "docker" "inspect" "d1a3e39567f7050eaa9b410a130623a8fac96f01468d5886f435ef031d266502", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1a3e39567f7050eaa9b410a130623a8fac96f01468d5886f435ef031d266502", kill_on_drop: false }` [INFO] [stdout] d1a3e39567f7050eaa9b410a130623a8fac96f01468d5886f435ef031d266502