[INFO] fetching crate labrpc 0.2.3...
[INFO] testing labrpc-0.2.3 against try#613d1972a772987ed4ee06faccbab0e2fc839871+rustflags=-Copt-level=3 for pr-107051
[INFO] extracting crate labrpc 0.2.3 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate labrpc 0.2.3 on toolchain 613d1972a772987ed4ee06faccbab0e2fc839871
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "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-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39ff6b5dbafbf0f133ba82e8d05c363051812d506e483a995d3ae8b39c2913c0
[INFO] running `Command { std: "docker" "start" "-a" "39ff6b5dbafbf0f133ba82e8d05c363051812d506e483a995d3ae8b39c2913c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39ff6b5dbafbf0f133ba82e8d05c363051812d506e483a995d3ae8b39c2913c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39ff6b5dbafbf0f133ba82e8d05c363051812d506e483a995d3ae8b39c2913c0", kill_on_drop: false }`
[INFO] [stdout] 39ff6b5dbafbf0f133ba82e8d05c363051812d506e483a995d3ae8b39c2913c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43b4fa3696b5d62c2dea488ff357b3c0d1f8eadc8c8dafd9f0389d5a24712fc9
[INFO] running `Command { std: "docker" "start" "-a" "43b4fa3696b5d62c2dea488ff357b3c0d1f8eadc8c8dafd9f0389d5a24712fc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling tokio v1.24.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling labrpc v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 55s
[INFO] running `Command { std: "docker" "inspect" "43b4fa3696b5d62c2dea488ff357b3c0d1f8eadc8c8dafd9f0389d5a24712fc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43b4fa3696b5d62c2dea488ff357b3c0d1f8eadc8c8dafd9f0389d5a24712fc9", kill_on_drop: false }`
[INFO] [stdout] 43b4fa3696b5d62c2dea488ff357b3c0d1f8eadc8c8dafd9f0389d5a24712fc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3013b4b70ff2cd1cd657f32300d163e40eac83109eef6d2ba27a974243333695
[INFO] running `Command { std: "docker" "start" "-a" "3013b4b70ff2cd1cd657f32300d163e40eac83109eef6d2ba27a974243333695", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-executor v0.3.25
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling labrpc v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.57s
[INFO] running `Command { std: "docker" "inspect" "3013b4b70ff2cd1cd657f32300d163e40eac83109eef6d2ba27a974243333695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3013b4b70ff2cd1cd657f32300d163e40eac83109eef6d2ba27a974243333695", kill_on_drop: false }`
[INFO] [stdout] 3013b4b70ff2cd1cd657f32300d163e40eac83109eef6d2ba27a974243333695
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 53b9f112451488cc2b68246c88d1c85ef4fd85463c5f9c5e208e5c896104421f
[INFO] running `Command { std: "docker" "start" "-a" "53b9f112451488cc2b68246c88d1c85ef4fd85463c5f9c5e208e5c896104421f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/labrpc-a5b4daac207791b7)
[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_across_threads ... ok
[INFO] [stdout] test client::tests::test_call_rpc_not_connected ... ok
[INFO] [stdout] test client::tests::test_call_rpc ... ok
[INFO] [stdout] test network::tests::test_proxy_rpc ... ok
[INFO] [stdout] test client::tests::test_call_rpc_remote_dropped ... ok
[INFO] [stdout] test network::tests::test_network_shutdown ... ok
[INFO] [stdout] test client::tests::test_call_rpc_remote_error ... ok
[INFO] [stdout] test network::tests::test_rpc_count_works ... ok
[INFO] [stdout] test server::tests::test_register_rpc_handler ... ok
[INFO] [stdout] test network::tests::test_server_killed ... ok
[INFO] [stdout] test server::tests::test_register_rpc_handler_failure ... ok
[INFO] [stdout] test network::tests::test_proxy_rpc_client_disabled ... ok
[INFO] [stdout] test server::tests::test_serve_interrupted ... ok
[INFO] [stdout] test network::tests::test_proxy_rpc_no_such_client ... ok
[INFO] [stdout] test network::tests::test_basic_functions ... ok
[INFO] [stdout] test network::tests::test_proxy_rpc_server_not_found ... ok
[INFO] [stdout] test server::tests::test_serve_rpc ... ok
[INFO] [stdout] test server::tests::test_rpc_not_found ... ok
[INFO] [stdout] test network::tests::test_unreliable ... ok
[INFO] [stdout] test server::tests::test_rpc_error ... ok
[INFO] [stdout] test server::tests::test_server_survives_30_rpc_errors ... ok
[INFO] [stdout] test network::tests::test_proxy_rpc_server_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.53s
[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" "53b9f112451488cc2b68246c88d1c85ef4fd85463c5f9c5e208e5c896104421f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53b9f112451488cc2b68246c88d1c85ef4fd85463c5f9c5e208e5c896104421f", kill_on_drop: false }`
[INFO] [stdout] 53b9f112451488cc2b68246c88d1c85ef4fd85463c5f9c5e208e5c896104421f