[INFO] cloning repository https://github.com/pymongo/rust_first [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pymongo/rust_first" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpymongo%2Frust_first", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpymongo%2Frust_first'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7e1b8f73c5aae0cb58951ba43913747d28b44065 [INFO] checking pymongo/rust_first against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpymongo%2Frust_first" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pymongo/rust_first on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pymongo/rust_first [INFO] removed workspace from git repo https://github.com/pymongo/rust_first [INFO] finished tweaking git repo https://github.com/pymongo/rust_first [INFO] tweaked toml for git repo https://github.com/pymongo/rust_first written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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" "fetch" "--locked" "--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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d0547e33f9967f72921650b05da43c62d5e72d548f11ef6e11cd51771c952441 [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" "d0547e33f9967f72921650b05da43c62d5e72d548f11ef6e11cd51771c952441", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d0547e33f9967f72921650b05da43c62d5e72d548f11ef6e11cd51771c952441", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0547e33f9967f72921650b05da43c62d5e72d548f11ef6e11cd51771c952441", kill_on_drop: false }` [INFO] [stdout] d0547e33f9967f72921650b05da43c62d5e72d548f11ef6e11cd51771c952441 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 09cbd7cce556eb0d530e0c2ab47c6d61dee087e1887e1f4d5d536a450ae041e8 [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" "09cbd7cce556eb0d530e0c2ab47c6d61dee087e1887e1f4d5d536a450ae041e8", kill_on_drop: false }` [INFO] [stderr] Compiling http-types v2.8.0 [INFO] [stderr] Checking infer v0.2.3 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking route-recognizer v0.2.0 [INFO] [stderr] Checking rust_learn v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling num-bigint v0.3.1 [INFO] [stderr] Compiling tokio v0.3.3 [INFO] [stderr] Compiling cookie v0.14.3 [INFO] [stderr] Compiling blake3 v0.3.7 [INFO] [stderr] Checking tracing v0.1.21 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking nb-connect v1.0.2 [INFO] [stderr] Checking polling v2.0.2 [INFO] [stderr] Checking async-executor v1.4.0 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking cipher v0.2.5 [INFO] [stderr] Checking byte-pool v0.2.2 [INFO] [stderr] Compiling enum-as-inner v0.3.3 [INFO] [stderr] Compiling actix_derive v0.5.0 [INFO] [stderr] Compiling tokio-macros v0.3.1 [INFO] [stderr] Compiling serde_repr v0.1.6 [INFO] [stderr] Checking polyval v0.4.1 [INFO] [stderr] Checking native-tls v0.2.6 [INFO] [stderr] Checking serde v1.0.117 [INFO] [stderr] Checking actix-threadpool v0.3.3 [INFO] [stderr] Checking async-io v1.2.0 [INFO] [stderr] Checking aes-soft v0.6.3 [INFO] [stderr] Checking ctr v0.6.0 [INFO] [stderr] Checking hkdf v0.10.0 [INFO] [stderr] Checking futures-util v0.3.8 [INFO] [stderr] Checking time v0.2.22 [INFO] [stderr] Checking ghash v0.3.0 [INFO] [stderr] Checking tracing-futures v0.2.4 [INFO] [stderr] Checking async-global-executor v1.4.3 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking async-std v1.7.0 [INFO] [stderr] Checking aes v0.6.0 [INFO] [stderr] Checking aes-gcm v0.8.0 [INFO] [stderr] Checking tokio v0.2.23 [INFO] [stderr] Checking futures-executor v0.3.8 [INFO] [stderr] Checking actix-service v1.0.6 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Checking serde_json v1.0.59 [INFO] [stderr] Checking serde_qs v0.7.0 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking actix-router v0.2.5 [INFO] [stderr] Checking toml v0.5.7 [INFO] [stderr] Checking bigdecimal v0.2.0 [INFO] [stderr] Checking rust_decimal v1.8.1 [INFO] [stderr] Checking futures v0.3.8 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking actix-rt v1.1.1 [INFO] [stderr] Checking tokio-util v0.2.0 [INFO] [stderr] Checking tokio-tls v0.3.1 [INFO] [stderr] Checking actix-codec v0.2.0 [INFO] [stderr] Checking trust-dns-proto v0.19.6 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking actix-codec v0.3.0 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking async-session v2.0.1 [INFO] [stderr] Checking femme v2.1.1 [INFO] [stderr] Checking actix-utils v1.0.6 [INFO] [stderr] Checking actix-utils v2.0.0 [INFO] [stderr] Checking actix-server v1.0.4 [INFO] [stderr] Checking actix-tls v2.0.0 [INFO] [stderr] Checking actix-testing v1.0.1 [INFO] [stderr] Checking http-client v6.2.0 [INFO] [stderr] Checking async-h1 v2.1.4 [INFO] [stderr] Checking async-sse v4.1.0 [INFO] [stderr] Checking trust-dns-resolver v0.19.6 [INFO] [stderr] Checking tide v0.15.0 [INFO] [stderr] Checking actix-connect v2.0.0 [INFO] [stderr] Checking actix v0.10.0 [INFO] [stderr] Checking actix-http v2.1.0 [INFO] [stderr] Checking hyper v0.13.9 [INFO] [stderr] Checking awc v2.0.1 [INFO] [stderr] Checking hyper-tls v0.4.3 [INFO] [stderr] Checking reqwest v0.10.8 [INFO] [stderr] Checking actix-web v3.2.0 [INFO] [stdout] warning: unused import: `std::os::unix::io::RawFd` [INFO] [stdout] --> examples/process_env_var.rs:107:5 [INFO] [stdout] | [INFO] [stdout] 107 | use std::os::unix::io::RawFd; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown lint: `dead_coe` [INFO] [stdout] --> examples/const_generic.rs:1:31 [INFO] [stdout] | [INFO] [stdout] 1 | #![allow(incomplete_features, dead_coe)] [INFO] [stdout] | ^^^^^^^^ help: did you mean: `dead_code` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> examples/const_generic.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(const_generics, const_fn, const_in_array_repeat_expressions)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> examples/itertools_batching_group_array.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(array_chunks)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust_learn` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0432]: unresolved import `bytes::buf::BufExt` [INFO] [stdout] --> examples/hyper_http_client.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use bytes::buf::BufExt; [INFO] [stdout] | ^^^^^^^^^^^^------ [INFO] [stdout] | | | [INFO] [stdout] | | help: a similar name exists in the module: `BufMut` [INFO] [stdout] | no `BufExt` in `buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> benches/global_immut_env_var_vs_once_cell.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | #![feature(test, once_cell)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::LinkedList` [INFO] [stdout] --> benches/global_immut_env_var_vs_once_cell.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use std::collections::LinkedList; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `reader` found for opaque type `impl hyper::body::Buf` in the current scope [INFO] [stdout] --> examples/hyper_http_client.rs:10:72 [INFO] [stdout] | [INFO] [stdout] 10 | let res_json: serde_json::Value = serde_json::from_reader(res_body.reader())?; [INFO] [stdout] | ^^^^^^ method not found in `impl hyper::body::Buf` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stdout] | [INFO] [stdout] 1 | use bytes::buf::ext::BufExt; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "09cbd7cce556eb0d530e0c2ab47c6d61dee087e1887e1f4d5d536a450ae041e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09cbd7cce556eb0d530e0c2ab47c6d61dee087e1887e1f4d5d536a450ae041e8", kill_on_drop: false }` [INFO] [stdout] 09cbd7cce556eb0d530e0c2ab47c6d61dee087e1887e1f4d5d536a450ae041e8