[INFO] fetching crate erdos 0.3.1... [INFO] testing erdos-0.3.1 against 1.55.0 for beta-1.56-1 [INFO] extracting crate erdos 0.3.1 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate erdos 0.3.1 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate erdos 0.3.1 [INFO] finished tweaking crates.io crate erdos 0.3.1 [INFO] tweaked toml for crates.io crate erdos 0.3.1 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate crates.io crate erdos 0.3.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded abomonation_derive v0.5.0 [INFO] [stderr] Downloaded abomonation v0.7.3 [INFO] [stderr] Downloaded unindent v0.1.5 [INFO] [stderr] Downloaded paste-impl v0.1.7 [INFO] [stderr] Downloaded tokio-serde v0.3.0 [INFO] [stderr] Downloaded pyo3cls v0.8.5 [INFO] [stderr] Downloaded async-trait v0.1.24 [INFO] [stderr] Downloaded slog-term v2.5.0 [INFO] [stderr] Downloaded inventory-impl v0.1.5 [INFO] [stderr] Downloaded inventory v0.1.5 [INFO] [stderr] Downloaded regex v1.3.5 [INFO] [stderr] Downloaded pyo3 v0.8.5 [INFO] [stderr] Downloaded petgraph v0.5.0 [INFO] [stderr] Downloaded proc-macro-hack v0.5.12 [INFO] [stderr] Downloaded indoc-impl v0.3.4 [INFO] [stderr] Downloaded paste v0.1.7 [INFO] [stderr] Downloaded criterion-macro v0.3.3 [INFO] [stderr] Downloaded indoc v0.3.4 [INFO] [stderr] Downloaded pyo3-derive-backend v0.8.5 [INFO] [stderr] Downloaded ghost v0.1.1 [INFO] [stderr] Downloaded tokio-serde-bincode v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 19ab6dcc34191714104203f8a67b74cdab66cc5b2efb684a9757c6a534157e72 [INFO] running `Command { std: "docker" "start" "-a" "19ab6dcc34191714104203f8a67b74cdab66cc5b2efb684a9757c6a534157e72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "19ab6dcc34191714104203f8a67b74cdab66cc5b2efb684a9757c6a534157e72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19ab6dcc34191714104203f8a67b74cdab66cc5b2efb684a9757c6a534157e72", kill_on_drop: false }` [INFO] [stdout] 19ab6dcc34191714104203f8a67b74cdab66cc5b2efb684a9757c6a534157e72 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 84d6ae8f7461f8ce5b3f0aaa67ba1e0c8e2acf3561a08941f79ce66045e0da63 [INFO] running `Command { std: "docker" "start" "-a" "84d6ae8f7461f8ce5b3f0aaa67ba1e0c8e2acf3561a08941f79ce66045e0da63", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling proc-macro2 v1.0.21 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.41 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling proc-macro-nested v0.1.4 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Compiling slog v2.5.2 [INFO] [stderr] Compiling once_cell v1.4.1 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling pin-project-lite v0.1.4 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Compiling abomonation v0.7.3 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [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 rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling petgraph v0.5.0 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling chrono v0.4.11 [INFO] [stderr] Compiling term v0.6.1 [INFO] [stderr] Compiling tokio-serde v0.3.0 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling slog-term v2.5.0 [INFO] [stderr] Compiling erdos v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling proc-macro-hack v0.5.12 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling abomonation_derive v0.5.0 [INFO] [stderr] Compiling async-trait v0.1.24 [INFO] [stderr] Compiling tokio v0.2.22 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling pin-project v0.4.23 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling bincode v1.3.1 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling tokio-serde-bincode v0.2.1 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:153:1 [INFO] [stdout] | [INFO] [stdout] 153 | #![feature(get_mut_unchecked)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:154:1 [INFO] [stdout] | [INFO] [stdout] 154 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:155:1 [INFO] [stdout] | [INFO] [stdout] 155 | #![feature(box_into_pin)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `erdos` due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "84d6ae8f7461f8ce5b3f0aaa67ba1e0c8e2acf3561a08941f79ce66045e0da63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84d6ae8f7461f8ce5b3f0aaa67ba1e0c8e2acf3561a08941f79ce66045e0da63", kill_on_drop: false }` [INFO] [stdout] 84d6ae8f7461f8ce5b3f0aaa67ba1e0c8e2acf3561a08941f79ce66045e0da63