[INFO] fetching crate foreback 1.1.1... [INFO] testing foreback-1.1.1 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate foreback 1.1.1 into /workspace/builds/worker-107/source [INFO] validating manifest of crates.io crate foreback 1.1.1 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate foreback 1.1.1 [INFO] finished tweaking crates.io crate foreback 1.1.1 [INFO] tweaked toml for crates.io crate foreback 1.1.1 written to /workspace/builds/worker-107/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 02b27f41653ed77f061e6ab4c545bf8a893e0dae2ca8743eef27edbb23a18995 [INFO] running `Command { std: "docker" "start" "-a" "02b27f41653ed77f061e6ab4c545bf8a893e0dae2ca8743eef27edbb23a18995", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "02b27f41653ed77f061e6ab4c545bf8a893e0dae2ca8743eef27edbb23a18995", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02b27f41653ed77f061e6ab4c545bf8a893e0dae2ca8743eef27edbb23a18995", kill_on_drop: false }` [INFO] [stdout] 02b27f41653ed77f061e6ab4c545bf8a893e0dae2ca8743eef27edbb23a18995 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2462d07bd684dfceb66a2ef7acfde9c6a6e92f648438d54269c14db16ed6250f [INFO] running `Command { std: "docker" "start" "-a" "2462d07bd684dfceb66a2ef7acfde9c6a6e92f648438d54269c14db16ed6250f", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling futures-core v0.3.17 [INFO] [stderr] Compiling pin-project-internal v1.0.8 [INFO] [stderr] Compiling pin-project v1.0.8 [INFO] [stderr] Compiling foreback v1.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.65s [INFO] running `Command { std: "docker" "inspect" "2462d07bd684dfceb66a2ef7acfde9c6a6e92f648438d54269c14db16ed6250f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2462d07bd684dfceb66a2ef7acfde9c6a6e92f648438d54269c14db16ed6250f", kill_on_drop: false }` [INFO] [stdout] 2462d07bd684dfceb66a2ef7acfde9c6a6e92f648438d54269c14db16ed6250f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] abcab582b7b508d8221232e31d65aedc28f245be2c3286a22b15c2dc304512d2 [INFO] running `Command { std: "docker" "start" "-a" "abcab582b7b508d8221232e31d65aedc28f245be2c3286a22b15c2dc304512d2", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Compiling futures-sink v0.3.17 [INFO] [stderr] Compiling futures-io v0.3.17 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling slab v0.4.4 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling cache-padded v1.1.1 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling concurrent-queue v1.2.2 [INFO] [stderr] Compiling async-channel v1.6.1 [INFO] [stderr] Compiling futures-executor v0.3.17 [INFO] [stderr] Compiling futures v0.3.17 [INFO] [stderr] Compiling foreback v1.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.18s [INFO] running `Command { std: "docker" "inspect" "abcab582b7b508d8221232e31d65aedc28f245be2c3286a22b15c2dc304512d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abcab582b7b508d8221232e31d65aedc28f245be2c3286a22b15c2dc304512d2", kill_on_drop: false }` [INFO] [stdout] abcab582b7b508d8221232e31d65aedc28f245be2c3286a22b15c2dc304512d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fe3938d889605968a8e3413e2ee1feab2d6cf188debd89a9b37f4ad2b09a7b83 [INFO] running `Command { std: "docker" "start" "-a" "fe3938d889605968a8e3413e2ee1feab2d6cf188debd89a9b37f4ad2b09a7b83", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.48s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/foreback-0769d19c04481135) [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] [stderr] Doc-tests foreback [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - FutureExt::with_try_background (line 179) ... ok [INFO] [stdout] test src/lib.rs - FutureExt::with_background (line 122) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.55s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fe3938d889605968a8e3413e2ee1feab2d6cf188debd89a9b37f4ad2b09a7b83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe3938d889605968a8e3413e2ee1feab2d6cf188debd89a9b37f4ad2b09a7b83", kill_on_drop: false }` [INFO] [stdout] fe3938d889605968a8e3413e2ee1feab2d6cf188debd89a9b37f4ad2b09a7b83