[INFO] cloning repository https://github.com/xuxian73/6.824 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xuxian73/6.824" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxuxian73%2F6.824", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxuxian73%2F6.824'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0a885669792a0f4b801fc01d25ff51d49e1b8af2 [INFO] testing xuxian73/6.824 against try#ed7f3d77595b4831fdf085f2529aa13b5b51ff7d for pr-134530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxuxian73%2F6.824" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xuxian73/6.824 on toolchain ed7f3d77595b4831fdf085f2529aa13b5b51ff7d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xuxian73/6.824 [INFO] finished tweaking git repo https://github.com/xuxian73/6.824 [INFO] tweaked toml for git repo https://github.com/xuxian73/6.824 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/xuxian73/6.824 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 593e0fce6eb0ad461a1216b2d507a23e0e75808be1e4cb897f00c56428738f67 [INFO] running `Command { std: "docker" "start" "-a" "593e0fce6eb0ad461a1216b2d507a23e0e75808be1e4cb897f00c56428738f67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "593e0fce6eb0ad461a1216b2d507a23e0e75808be1e4cb897f00c56428738f67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "593e0fce6eb0ad461a1216b2d507a23e0e75808be1e4cb897f00c56428738f67", kill_on_drop: false }` [INFO] [stdout] 593e0fce6eb0ad461a1216b2d507a23e0e75808be1e4cb897f00c56428738f67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1ce651b4489b9b0196fb8dce68a58388f6ff33a32df92d33ce9fa519f7c598f0 [INFO] running `Command { std: "docker" "start" "-a" "1ce651b4489b9b0196fb8dce68a58388f6ff33a32df92d33ce9fa519f7c598f0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling anyhow v1.0.28 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling bytes v0.5.4 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling multimap v0.8.1 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling proc-macro-nested v0.1.4 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling futures-core v0.3.4 [INFO] [stderr] Compiling futures-sink v0.3.4 [INFO] [stderr] Compiling prost-build v0.6.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.15 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling petgraph v0.5.0 [INFO] [stderr] Compiling futures-channel v0.3.4 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling futures-task v0.3.4 [INFO] [stderr] Compiling futures-io v0.3.4 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling futures-timer v3.0.2 [INFO] [stderr] Compiling linearizability v0.1.0 (/opt/rustwide/workdir/linearizability) [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling prost-derive v0.6.1 [INFO] [stderr] Compiling futures-macro v0.3.4 [INFO] [stderr] Compiling async-trait v0.1.30 [INFO] [stderr] Compiling futures-util v0.3.4 [INFO] [stderr] Compiling prost v0.6.1 [INFO] [stderr] Compiling prost-types v0.6.1 [INFO] [stderr] Compiling futures-executor v0.3.4 [INFO] [stderr] Compiling futures v0.3.4 [INFO] [stderr] Compiling labcodec v0.1.0 (/opt/rustwide/workdir/labcodec) [INFO] [stderr] Compiling percolator v0.1.0 (/opt/rustwide/workdir/percolator) [INFO] [stderr] Compiling raft v0.1.0 (/opt/rustwide/workdir/raft) [INFO] [stderr] Compiling labrpc v0.1.0 (/opt/rustwide/workdir/labrpc) [INFO] [stdout] warning: unused imports: `Service` and `add_service as add_tso_service` [INFO] [stdout] --> percolator/src/service.rs:12:21 [INFO] [stdout] | [INFO] [stdout] 12 | pub use timestamp::{add_service as add_tso_service, Client as TSOClient, Service}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `add_service as add_transaction_service` [INFO] [stdout] --> percolator/src/service.rs:22:23 [INFO] [stdout] | [INFO] [stdout] 22 | pub use transaction::{add_service as add_transaction_service, Client as TransactionClient}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `add_service as add_raft_service` [INFO] [stdout] --> raft/src/proto/mod.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | add_service as add_raft_service, Client as RaftClient, Service as RaftService, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `add_service as add_kv_service` [INFO] [stdout] --> raft/src/proto/mod.rs:29:24 [INFO] [stdout] | [INFO] [stdout] 29 | pub use self::kv::{add_service as add_kv_service, Client as KvClient, Service as KvService}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> raft/src/kvraft/client.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | Put(String, String), [INFO] [stdout] | --- ^^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 6 | Put((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> raft/src/kvraft/client.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | Append(String, String), [INFO] [stdout] | ------ ^^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 7 | Append((), ()), [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `executor` is never read [INFO] [stdout] --> raft/src/raft/mod.rs:487:5 [INFO] [stdout] | [INFO] [stdout] 481 | pub struct Node { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 487 | executor: ThreadPool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Node` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.23s [INFO] running `Command { std: "docker" "inspect" "1ce651b4489b9b0196fb8dce68a58388f6ff33a32df92d33ce9fa519f7c598f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ce651b4489b9b0196fb8dce68a58388f6ff33a32df92d33ce9fa519f7c598f0", kill_on_drop: false }` [INFO] [stdout] 1ce651b4489b9b0196fb8dce68a58388f6ff33a32df92d33ce9fa519f7c598f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ecaf33576c7c0e3e12b98f47e28f9ce250e524caf4311ccc59e5f574fbb15a7 [INFO] running `Command { std: "docker" "start" "-a" "2ecaf33576c7c0e3e12b98f47e28f9ce250e524caf4311ccc59e5f574fbb15a7", kill_on_drop: false }` [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling prost-derive v0.6.1 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling regex v1.3.7 [INFO] [stderr] Compiling plotters v0.2.12 [INFO] [stderr] Compiling criterion-plot v0.4.2 [INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetac0AqUe" [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `criterion-plot` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaRHLHhF" [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "2ecaf33576c7c0e3e12b98f47e28f9ce250e524caf4311ccc59e5f574fbb15a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ecaf33576c7c0e3e12b98f47e28f9ce250e524caf4311ccc59e5f574fbb15a7", kill_on_drop: false }` [INFO] [stdout] 2ecaf33576c7c0e3e12b98f47e28f9ce250e524caf4311ccc59e5f574fbb15a7