[INFO] cloning repository https://github.com/daboross/futures-example-2019 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daboross/futures-example-2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaboross%2Ffutures-example-2019", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaboross%2Ffutures-example-2019'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0727b32c5fc7bbf3c8670c9dfa67769f2931b430 [INFO] testing daboross/futures-example-2019 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaboross%2Ffutures-example-2019" "/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/daboross/futures-example-2019 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/daboross/futures-example-2019 [INFO] finished tweaking git repo https://github.com/daboross/futures-example-2019 [INFO] tweaked toml for git repo https://github.com/daboross/futures-example-2019 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/daboross/futures-example-2019 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-sync v0.1.5 [INFO] [stderr] Downloaded futures-preview v0.3.0-alpha.16 [INFO] [stderr] Downloaded futures-sink-preview v0.3.0-alpha.16 [INFO] [stderr] Downloaded futures-executor-preview v0.3.0-alpha.16 [INFO] [stderr] Downloaded futures-channel-preview v0.3.0-alpha.16 [INFO] [stderr] Downloaded security-framework-sys v0.3.1 [INFO] [stderr] Downloaded http v0.1.17 [INFO] [stderr] Downloaded futures-core-preview v0.3.0-alpha.16 [INFO] [stderr] Downloaded futures-util-preview v0.3.0-alpha.16 [INFO] [stderr] Downloaded hyper v0.12.29 [INFO] [stderr] Downloaded security-framework v0.3.1 [INFO] [stderr] Downloaded libc v0.2.55 [INFO] [stderr] Downloaded tokio v0.1.20 [INFO] [stderr] Downloaded mio v0.6.17 [INFO] [stderr] Downloaded tokio-threadpool v0.1.14 [INFO] [stderr] Downloaded tokio-timer v0.2.11 [INFO] [stderr] Downloaded tokio-udp v0.1.3 [INFO] [stderr] Downloaded futures-io-preview v0.3.0-alpha.16 [INFO] [stderr] Downloaded tokio-executor v0.1.7 [INFO] [stderr] Downloaded either v1.5.2 [INFO] [stderr] Downloaded h2 v0.1.20 [INFO] [stderr] Downloaded openssl v0.10.22 [INFO] [stderr] Downloaded openssl-sys v0.9.46 [INFO] [stderr] Downloaded native-tls v0.2.3 [INFO] [stderr] Downloaded futures v0.1.27 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce76c315e71a0fb3acddbfbe2200684be0c007320ca8029eef58a99d10601dbf [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" "ce76c315e71a0fb3acddbfbe2200684be0c007320ca8029eef58a99d10601dbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce76c315e71a0fb3acddbfbe2200684be0c007320ca8029eef58a99d10601dbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce76c315e71a0fb3acddbfbe2200684be0c007320ca8029eef58a99d10601dbf", kill_on_drop: false }` [INFO] [stdout] ce76c315e71a0fb3acddbfbe2200684be0c007320ca8029eef58a99d10601dbf [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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", 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] 91ba6c287b42389f575ced75ee017bb3d509e42c709ba68009973c056771c727 [INFO] running `Command { std: "docker" "start" "-a" "91ba6c287b42389f575ced75ee017bb3d509e42c709ba68009973c056771c727", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling futures v0.1.27 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.16 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling openssl v0.10.22 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Compiling string v0.1.3 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling crossbeam-utils v0.6.5 [INFO] [stderr] Compiling tokio-trace-core v0.1.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling futures-channel-preview v0.3.0-alpha.16 [INFO] [stderr] Compiling futures-io-preview v0.3.0-alpha.16 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling mio v0.6.17 [INFO] [stderr] Compiling futures-sink-preview v0.3.0-alpha.16 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling http v0.1.17 [INFO] [stderr] Compiling tokio-executor v0.1.7 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling tokio-sync v0.1.5 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling want v0.0.6 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.16 [INFO] [stderr] Compiling crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling openssl-sys v0.9.46 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling tokio-timer v0.2.11 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling tokio-threadpool v0.1.14 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling futures-executor-preview v0.3.0-alpha.16 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stderr] Compiling h2 v0.1.20 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling tokio-reactor v0.1.9 [INFO] [stderr] Compiling futures-preview v0.3.0-alpha.16 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio v0.1.20 [INFO] [stderr] Compiling hyper v0.12.29 [INFO] [stderr] Compiling hyper-tls v0.3.2 [INFO] [stderr] Compiling futures-example-2019 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:12:18 [INFO] [stdout] | [INFO] [stdout] 12 | type Error = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(async_await)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.61s [INFO] running `Command { std: "docker" "inspect" "91ba6c287b42389f575ced75ee017bb3d509e42c709ba68009973c056771c727", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91ba6c287b42389f575ced75ee017bb3d509e42c709ba68009973c056771c727", kill_on_drop: false }` [INFO] [stdout] 91ba6c287b42389f575ced75ee017bb3d509e42c709ba68009973c056771c727 [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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", 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] fab8f3692b71c4d9d048c8308e1c381e1b38956baa2150a64351d52fda2b06a5 [INFO] running `Command { std: "docker" "start" "-a" "fab8f3692b71c4d9d048c8308e1c381e1b38956baa2150a64351d52fda2b06a5", kill_on_drop: false }` [INFO] [stderr] Compiling futures-example-2019 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:12:18 [INFO] [stdout] | [INFO] [stdout] 12 | type Error = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(async_await)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `Command { std: "docker" "inspect" "fab8f3692b71c4d9d048c8308e1c381e1b38956baa2150a64351d52fda2b06a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fab8f3692b71c4d9d048c8308e1c381e1b38956baa2150a64351d52fda2b06a5", kill_on_drop: false }` [INFO] [stdout] fab8f3692b71c4d9d048c8308e1c381e1b38956baa2150a64351d52fda2b06a5 [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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 302c95086df4486f4f7491b0ef2a0b008a1de6b9e5e90c210ffdaf1b3110768c [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" "302c95086df4486f4f7491b0ef2a0b008a1de6b9e5e90c210ffdaf1b3110768c", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:12:18 [INFO] [stderr] | [INFO] [stderr] 12 | type Error = Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(async_await)] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/futures_example_2019-c0d242bee482becd) [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" "302c95086df4486f4f7491b0ef2a0b008a1de6b9e5e90c210ffdaf1b3110768c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "302c95086df4486f4f7491b0ef2a0b008a1de6b9e5e90c210ffdaf1b3110768c", kill_on_drop: false }` [INFO] [stdout] 302c95086df4486f4f7491b0ef2a0b008a1de6b9e5e90c210ffdaf1b3110768c