[INFO] fetching crate rill-engine 0.35.0... [INFO] testing rill-engine-0.35.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] extracting crate rill-engine 0.35.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate rill-engine 0.35.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rill-engine 0.35.0 [INFO] finished tweaking crates.io crate rill-engine 0.35.0 [INFO] tweaked toml for crates.io crate rill-engine 0.35.0 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded meio-connect v0.92.0 [INFO] [stderr] Downloaded rill-protocol v0.35.0 [INFO] [stderr] Downloaded tokio-tungstenite v0.15.0 [INFO] [stderr] Downloaded meio v0.92.0 [INFO] [stderr] Downloaded tungstenite v0.14.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 41ccfda026eee9b933b36ee2ce1cd63592ed593b584617b3e74d61c12754729d [INFO] running `Command { std: "docker" "start" "-a" "41ccfda026eee9b933b36ee2ce1cd63592ed593b584617b3e74d61c12754729d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "41ccfda026eee9b933b36ee2ce1cd63592ed593b584617b3e74d61c12754729d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41ccfda026eee9b933b36ee2ce1cd63592ed593b584617b3e74d61c12754729d", kill_on_drop: false }` [INFO] [stdout] 41ccfda026eee9b933b36ee2ce1cd63592ed593b584617b3e74d61c12754729d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f4ff796614ddfec00c18ca48e3b24a9a8236349b963211cdb6f13518645dadf [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" "4f4ff796614ddfec00c18ca48e3b24a9a8236349b963211cdb6f13518645dadf", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling futures-core v0.3.16 [INFO] [stderr] Compiling futures-channel v0.3.16 [INFO] [stderr] Compiling futures-sink v0.3.16 [INFO] [stderr] Compiling futures-io v0.3.16 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling cpufeatures v0.1.5 [INFO] [stderr] Compiling opaque-debug v0.3.0 [INFO] [stderr] Compiling utf-8 v0.7.6 [INFO] [stderr] Compiling metacrate v0.1.2 [INFO] [stderr] Compiling futures-macro v0.3.16 [INFO] [stderr] Compiling tokio v1.9.0 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling tracing-core v0.1.18 [INFO] [stderr] Compiling headers-core v0.2.0 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling socket2 v0.4.1 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling tracing v0.1.26 [INFO] [stderr] Compiling mio v0.7.13 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Compiling sha-1 v0.9.7 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling headers v0.3.4 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling derive_more v0.99.16 [INFO] [stderr] Compiling pin-project-internal v1.0.8 [INFO] [stderr] Compiling async-trait v0.1.51 [INFO] [stderr] Compiling strum_macros v0.21.1 [INFO] [stderr] Compiling thiserror v1.0.26 [INFO] [stderr] Compiling tungstenite v0.14.0 [INFO] [stderr] Compiling strum v0.21.0 [INFO] [stderr] Compiling pin-project v1.0.8 [INFO] [stderr] Compiling futures-executor v0.3.16 [INFO] [stderr] Compiling futures v0.3.16 [INFO] [stderr] Compiling tokio-util v0.6.7 [INFO] [stderr] Compiling tokio-tungstenite v0.15.0 [INFO] [stderr] Compiling tokio-stream v0.1.7 [INFO] [stderr] Compiling h2 v0.3.3 [INFO] [stderr] Compiling meio v0.92.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling meio-protocol v0.92.0 [INFO] [stderr] Compiling vectorize v0.2.0 [INFO] [stderr] Compiling serde_qs v0.8.4 [INFO] [stderr] Compiling ordered-float v2.7.0 [INFO] [stderr] Compiling proc-macro-crate v1.0.0 [INFO] [stderr] Compiling num_enum_derive v0.5.2 [INFO] [stderr] Compiling hyper v0.14.11 [INFO] [stderr] Compiling num_enum v0.5.2 [INFO] [stderr] Compiling flexbuffers v2.0.0 [INFO] [stderr] Compiling rill-protocol v0.35.0 [INFO] [stderr] Compiling meio-connect v0.92.0 [INFO] [stderr] Compiling rill-engine v0.35.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 52s [INFO] running `Command { std: "docker" "inspect" "4f4ff796614ddfec00c18ca48e3b24a9a8236349b963211cdb6f13518645dadf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f4ff796614ddfec00c18ca48e3b24a9a8236349b963211cdb6f13518645dadf", kill_on_drop: false }` [INFO] [stdout] 4f4ff796614ddfec00c18ca48e3b24a9a8236349b963211cdb6f13518645dadf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9387a04945c647b7cf152a6d13398c1a803470227f9a47b982d63d66028099ed [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" "9387a04945c647b7cf152a6d13398c1a803470227f9a47b982d63d66028099ed", kill_on_drop: false }` [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling nix v0.20.0 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling env_logger v0.9.0 [INFO] [stderr] Compiling ctrlc v3.1.9 [INFO] [stderr] Compiling rill-engine v0.35.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 26.18s [INFO] running `Command { std: "docker" "inspect" "9387a04945c647b7cf152a6d13398c1a803470227f9a47b982d63d66028099ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9387a04945c647b7cf152a6d13398c1a803470227f9a47b982d63d66028099ed", kill_on_drop: false }` [INFO] [stdout] 9387a04945c647b7cf152a6d13398c1a803470227f9a47b982d63d66028099ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 664e60cd0861282e0dc2f02a1089c41aa48fd3bb6a18d9b0c7a63052b2932fa0 [INFO] running `Command { std: "docker" "start" "-a" "664e60cd0861282e0dc2f02a1089c41aa48fd3bb6a18d9b0c7a63052b2932fa0", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rill_engine-e528f99bf7f0265c) [INFO] [stderr] Doc-tests rill-engine [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] [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" "664e60cd0861282e0dc2f02a1089c41aa48fd3bb6a18d9b0c7a63052b2932fa0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "664e60cd0861282e0dc2f02a1089c41aa48fd3bb6a18d9b0c7a63052b2932fa0", kill_on_drop: false }` [INFO] [stdout] 664e60cd0861282e0dc2f02a1089c41aa48fd3bb6a18d9b0c7a63052b2932fa0