[INFO] fetching crate cb2_core 0.1.2... [INFO] checking cb2_core-0.1.2 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] extracting crate cb2_core 0.1.2 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate cb2_core 0.1.2 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cb2_core 0.1.2 [INFO] finished tweaking crates.io crate cb2_core 0.1.2 [INFO] tweaked toml for crates.io crate cb2_core 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded from_file v0.1.3 [INFO] [stderr] Downloaded from_file_derive v0.1.3 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6303b430bbac597a19a1635f16d0e47a6f00a2f48d6eeae27e7a9f246583c46a [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" "6303b430bbac597a19a1635f16d0e47a6f00a2f48d6eeae27e7a9f246583c46a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6303b430bbac597a19a1635f16d0e47a6f00a2f48d6eeae27e7a9f246583c46a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6303b430bbac597a19a1635f16d0e47a6f00a2f48d6eeae27e7a9f246583c46a", kill_on_drop: false }` [INFO] [stdout] 6303b430bbac597a19a1635f16d0e47a6f00a2f48d6eeae27e7a9f246583c46a [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7c5acaf9a066b1d4dd1709434c7367f39078b702bc87bed1ecedea3d070da22 [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" "f7c5acaf9a066b1d4dd1709434c7367f39078b702bc87bed1ecedea3d070da22", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking smallvec v0.6.14 [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 rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-signal v0.2.9 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-process v0.2.5 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Compiling from_file_derive v0.1.3 [INFO] [stderr] Checking serde_yaml v0.8.17 [INFO] [stderr] Checking from_file v0.1.3 [INFO] [stderr] Checking cb2_core v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/exec.rs:13:26 [INFO] [stdout] | [INFO] [stdout] 13 | pub type FutureSig = Box, Error = Report> + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future, Error = Report> + Send` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/exec.rs:13:26 [INFO] [stdout] | [INFO] [stdout] 13 | pub type FutureSig = Box, Error = Report> + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future, Error = Report> + Send` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 57.31s [INFO] running `Command { std: "docker" "inspect" "f7c5acaf9a066b1d4dd1709434c7367f39078b702bc87bed1ecedea3d070da22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7c5acaf9a066b1d4dd1709434c7367f39078b702bc87bed1ecedea3d070da22", kill_on_drop: false }` [INFO] [stdout] f7c5acaf9a066b1d4dd1709434c7367f39078b702bc87bed1ecedea3d070da22