[INFO] cloning repository https://github.com/pedromfedricci/playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pedromfedricci/playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpedromfedricci%2Fplayground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpedromfedricci%2Fplayground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 04803bcf659c98c46e7b614ae6a4fc674919cbd2 [INFO] checking pedromfedricci/playground against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpedromfedricci%2Fplayground" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pedromfedricci/playground on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pedromfedricci/playground [INFO] finished tweaking git repo https://github.com/pedromfedricci/playground [INFO] tweaked toml for git repo https://github.com/pedromfedricci/playground written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/pedromfedricci/playground already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3aff288808378d0fe3b31aa50f991e0933a68ef378f85f648348f0d21f808e33 [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" "3aff288808378d0fe3b31aa50f991e0933a68ef378f85f648348f0d21f808e33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3aff288808378d0fe3b31aa50f991e0933a68ef378f85f648348f0d21f808e33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3aff288808378d0fe3b31aa50f991e0933a68ef378f85f648348f0d21f808e33", kill_on_drop: false }` [INFO] [stdout] 3aff288808378d0fe3b31aa50f991e0933a68ef378f85f648348f0d21f808e33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1247a670415170c1e596e6522c2418c8d702b23249c1332c90155f790e3ca45d [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" "1247a670415170c1e596e6522c2418c8d702b23249c1332c90155f790e3ca45d", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling libc v0.2.107 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling futures-channel v0.3.16 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Checking version_check v0.9.3 [INFO] [stderr] Checking take_mut v0.2.2 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling tokio v1.11.0 [INFO] [stderr] Compiling futures-macro v0.3.16 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Compiling ahash v0.7.6 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking tinyvec v1.5.0 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Checking tracing-core v0.1.19 [INFO] [stderr] Checking sharded-slab v0.1.3 [INFO] [stderr] Checking crossbeam-utils v0.8.5 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking futures-lite v1.12.0 [INFO] [stderr] Checking async-channel v1.6.1 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking crypto-mac v0.11.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking md-5 v0.9.1 [INFO] [stderr] Checking sha2 v0.9.8 [INFO] [stderr] Checking hmac v0.11.0 [INFO] [stderr] Checking pbkdf2 v0.8.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.5 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking parking_lot_core v0.8.5 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking socket2 v0.4.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking blocking v1.0.2 [INFO] [stderr] Checking async-executor v1.4.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking resolv-conf v0.7.0 [INFO] [stderr] Checking num-integer v0.1.44 [INFO] [stderr] Checking atoi v0.3.3 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking rayon-core v1.9.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking stringprep v0.1.2 [INFO] [stderr] Checking rayon v1.5.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Checking webpki-roots v0.21.1 [INFO] [stderr] Compiling darling_core v0.13.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling ctor v0.1.20 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling async-trait v0.1.51 [INFO] [stderr] Compiling pin-project-internal v1.0.8 [INFO] [stderr] Compiling enum-as-inner v0.3.3 [INFO] [stderr] Compiling structopt-derive v0.4.16 [INFO] [stderr] Compiling async-stream-impl v0.3.2 [INFO] [stderr] Compiling typed-builder v0.9.1 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Compiling darling_macro v0.13.0 [INFO] [stderr] Checking value-bag v1.0.0-alpha.7 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking async-stream v0.3.2 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking polling v2.1.0 [INFO] [stderr] Checking rustls v0.19.1 [INFO] [stderr] Checking tracing-log v0.1.2 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking os_info v3.0.7 [INFO] [stderr] Checking async-io v1.6.0 [INFO] [stderr] Checking async-global-executor v2.0.2 [INFO] [stderr] Compiling darling v0.13.0 [INFO] [stderr] Checking async-std v1.9.0 [INFO] [stderr] Compiling serde_with_macros v1.5.1 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking structopt v0.3.23 [INFO] [stderr] Checking pin-project v1.0.8 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking futures v0.3.16 [INFO] [stderr] Checking futures-executor v0.3.16 [INFO] [stderr] Checking trust-dns-proto v0.20.3 [INFO] [stderr] Checking tokio-rustls v0.22.0 [INFO] [stderr] Checking tokio-util v0.6.9 [INFO] [stderr] Checking tokio-stream v0.1.7 [INFO] [stderr] Checking serde_json v1.0.67 [INFO] [stderr] Checking tracing-serde v0.1.2 [INFO] [stderr] Checking serde_bytes v0.11.5 [INFO] [stderr] Checking serde_with v1.11.0 [INFO] [stderr] Checking bstr v0.2.15 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking trust-dns-resolver v0.20.3 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking bson v2.0.1 [INFO] [stderr] Checking tracing-subscriber v0.2.20 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.5 [INFO] [stderr] Checking mini-redis v0.4.1 [INFO] [stderr] Checking mongodb v2.0.1 [INFO] [stderr] Checking playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `option_result_unwrap_unchecked` has been stable since 1.58.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(option_result_unwrap_unchecked)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `option_result_unwrap_unchecked` has been stable since 1.58.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(option_result_unwrap_unchecked)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 02s [INFO] running `Command { std: "docker" "inspect" "1247a670415170c1e596e6522c2418c8d702b23249c1332c90155f790e3ca45d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1247a670415170c1e596e6522c2418c8d702b23249c1332c90155f790e3ca45d", kill_on_drop: false }` [INFO] [stdout] 1247a670415170c1e596e6522c2418c8d702b23249c1332c90155f790e3ca45d