[INFO] cloning repository https://github.com/yuezato/fibers_extra [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuezato/fibers_extra" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuezato%2Ffibers_extra", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuezato%2Ffibers_extra'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 564b18d37e6098071b1cbffc0181778f0de63667 [INFO] checking yuezato/fibers_extra against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuezato%2Ffibers_extra" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yuezato/fibers_extra on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yuezato/fibers_extra [INFO] finished tweaking git repo https://github.com/yuezato/fibers_extra [INFO] tweaked toml for git repo https://github.com/yuezato/fibers_extra written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/yuezato/fibers_extra already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded trackable v0.2.21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3203127916c22dbe12a4f4d25d5a83fcbebf15e6f20d5e75b579046397613aa [INFO] running `Command { std: "docker" "start" "-a" "a3203127916c22dbe12a4f4d25d5a83fcbebf15e6f20d5e75b579046397613aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3203127916c22dbe12a4f4d25d5a83fcbebf15e6f20d5e75b579046397613aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3203127916c22dbe12a4f4d25d5a83fcbebf15e6f20d5e75b579046397613aa", kill_on_drop: false }` [INFO] [stdout] a3203127916c22dbe12a4f4d25d5a83fcbebf15e6f20d5e75b579046397613aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eeb8a8e45ced7c019119083f915cb9eb327c70e43e824fe5b9a42b6ea5efae59 [INFO] running `Command { std: "docker" "start" "-a" "eeb8a8e45ced7c019119083f915cb9eb327c70e43e824fe5b9a42b6ea5efae59", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking splay_tree v0.2.10 [INFO] [stderr] Checking futures v0.1.25 [INFO] [stderr] Checking nbchan v0.1.3 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Compiling syn v0.15.27 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking fibers v0.1.12 [INFO] [stderr] Compiling trackable_derive v0.1.2 [INFO] [stderr] Checking trackable v0.2.21 [INFO] [stderr] Checking fibers_extra v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parallel_executor.rs:412:24 [INFO] [stdout] | [INFO] [stdout] 412 | generator: Box TestFuture + Send + 'static>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> TestFuture + Send + 'static` [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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.40s [INFO] running `Command { std: "docker" "inspect" "eeb8a8e45ced7c019119083f915cb9eb327c70e43e824fe5b9a42b6ea5efae59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eeb8a8e45ced7c019119083f915cb9eb327c70e43e824fe5b9a42b6ea5efae59", kill_on_drop: false }` [INFO] [stdout] eeb8a8e45ced7c019119083f915cb9eb327c70e43e824fe5b9a42b6ea5efae59