[INFO] fetching crate labrpc 0.2.3... [INFO] testing labrpc-0.2.3 against master#61223975d46f794466efa832bc7562b9707ecc46+rustflags=-Copt-level=3 for pr-121282 [INFO] extracting crate labrpc 0.2.3 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate labrpc 0.2.3 on toolchain 61223975d46f794466efa832bc7562b9707ecc46 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate labrpc 0.2.3 [INFO] finished tweaking crates.io crate labrpc 0.2.3 [INFO] tweaked toml for crates.io crate labrpc 0.2.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1be3040567d3702addbe8a6cebc149d89e11bb1ee3f106441764d80f45bc0582 [INFO] running `Command { std: "docker" "start" "-a" "1be3040567d3702addbe8a6cebc149d89e11bb1ee3f106441764d80f45bc0582", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1be3040567d3702addbe8a6cebc149d89e11bb1ee3f106441764d80f45bc0582", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1be3040567d3702addbe8a6cebc149d89e11bb1ee3f106441764d80f45bc0582", kill_on_drop: false }` [INFO] [stdout] 1be3040567d3702addbe8a6cebc149d89e11bb1ee3f106441764d80f45bc0582 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7fdf80b9297b6b0b9d96f11d5f1f51b38e6558943a6700eb2cbd0ea1eea9fcc4 [INFO] running `Command { std: "docker" "start" "-a" "7fdf80b9297b6b0b9d96f11d5f1f51b38e6558943a6700eb2cbd0ea1eea9fcc4", kill_on_drop: false }` [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling futures-util v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.12 [INFO] [stderr] Compiling tokio v1.36.0 [INFO] [stderr] Compiling futures v0.3.30 [INFO] [stderr] Compiling labrpc v0.2.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.41s [INFO] running `Command { std: "docker" "inspect" "7fdf80b9297b6b0b9d96f11d5f1f51b38e6558943a6700eb2cbd0ea1eea9fcc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fdf80b9297b6b0b9d96f11d5f1f51b38e6558943a6700eb2cbd0ea1eea9fcc4", kill_on_drop: false }` [INFO] [stdout] 7fdf80b9297b6b0b9d96f11d5f1f51b38e6558943a6700eb2cbd0ea1eea9fcc4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d1f8fca45198c7baac32db8a9bc3d007b40b20bdb4b0330e858da66afeee1c8c [INFO] running `Command { std: "docker" "start" "-a" "d1f8fca45198c7baac32db8a9bc3d007b40b20bdb4b0330e858da66afeee1c8c", kill_on_drop: false }` [INFO] [stderr] Compiling futures-executor v0.3.30 [INFO] [stderr] Compiling futures v0.3.30 [INFO] [stderr] Compiling labrpc v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Sender` is imported redundantly [INFO] [stdout] --> src/client.rs:111:40 [INFO] [stdout] | [INFO] [stdout] 111 | use crossbeam_channel::{unbounded, Sender}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 112 | [INFO] [stdout] 113 | use super::*; [INFO] [stdout] | -------- the item `Sender` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/network.rs:376:47 [INFO] [stdout] | [INFO] [stdout] 376 | use crate::{ReplyMessage, RequestMessage, Result}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 377 | [INFO] [stdout] 378 | use super::*; [INFO] [stdout] | -------- the item `Result` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 8.89s [INFO] running `Command { std: "docker" "inspect" "d1f8fca45198c7baac32db8a9bc3d007b40b20bdb4b0330e858da66afeee1c8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1f8fca45198c7baac32db8a9bc3d007b40b20bdb4b0330e858da66afeee1c8c", kill_on_drop: false }` [INFO] [stdout] d1f8fca45198c7baac32db8a9bc3d007b40b20bdb4b0330e858da66afeee1c8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 762ea22ec372b47f33f183375d000e71bf240041e96ddc4e4fc149d6400e5463 [INFO] running `Command { std: "docker" "start" "-a" "762ea22ec372b47f33f183375d000e71bf240041e96ddc4e4fc149d6400e5463", kill_on_drop: false }` [INFO] [stderr] warning: the item `Sender` is imported redundantly [INFO] [stderr] --> src/client.rs:111:40 [INFO] [stderr] | [INFO] [stderr] 111 | use crossbeam_channel::{unbounded, Sender}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 112 | [INFO] [stderr] 113 | use super::*; [INFO] [stderr] | -------- the item `Sender` is already imported here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `Result` is imported redundantly [INFO] [stderr] --> src/network.rs:376:47 [INFO] [stderr] | [INFO] [stderr] 376 | use crate::{ReplyMessage, RequestMessage, Result}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 377 | [INFO] [stderr] 378 | use super::*; [INFO] [stderr] | -------- the item `Result` is already imported here [INFO] [stderr] [INFO] [stderr] warning: `labrpc` (lib test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/labrpc-d5976791e3a70b57) [INFO] [stdout] [INFO] [stdout] running 23 tests [INFO] [stdout] test network::tests::test_many_requests ... ignored, Large tests with many threads [INFO] [stdout] test client::tests::test_call_rpc_not_connected ... ok [INFO] [stdout] test client::tests::test_call_rpc_remote_dropped ... ok [INFO] [stdout] test client::tests::test_call_across_threads ... ok [INFO] [stdout] test client::tests::test_call_rpc ... ok [INFO] [stdout] test client::tests::test_call_rpc_remote_error ... ok [INFO] [stdout] test server::tests::test_register_rpc_handler_failure ... ok [INFO] [stdout] test server::tests::test_register_rpc_handler ... ok [INFO] [stdout] test server::tests::test_rpc_not_found ... ok [INFO] [stdout] test network::tests::test_proxy_rpc ... ok [INFO] [stdout] test network::tests::test_network_shutdown ... ok [INFO] [stdout] test server::tests::test_serve_interrupted ... ok [INFO] [stdout] test server::tests::test_serve_rpc ... ok [INFO] [stdout] test network::tests::test_proxy_rpc_no_such_client ... ok [INFO] [stdout] test network::tests::test_proxy_rpc_client_disabled ... ok [INFO] [stdout] test network::tests::test_server_killed ... ok [INFO] [stdout] test network::tests::test_proxy_rpc_server_not_found ... ok [INFO] [stdout] test network::tests::test_rpc_count_works ... ok [INFO] [stdout] test network::tests::test_basic_functions ... ok [INFO] [stdout] test server::tests::test_rpc_error ... ok [INFO] [stdout] test network::tests::test_proxy_rpc_server_error ... ok [INFO] [stdout] test server::tests::test_server_survives_30_rpc_errors ... ok [INFO] [stdout] test network::tests::test_unreliable ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 22 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.07s [INFO] [stdout] [INFO] [stderr] Doc-tests labrpc [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "762ea22ec372b47f33f183375d000e71bf240041e96ddc4e4fc149d6400e5463", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "762ea22ec372b47f33f183375d000e71bf240041e96ddc4e4fc149d6400e5463", kill_on_drop: false }` [INFO] [stdout] 762ea22ec372b47f33f183375d000e71bf240041e96ddc4e4fc149d6400e5463