[INFO] fetching crate labrpc 0.2.3...
[INFO] testing labrpc-0.2.3 against try#ecd7b559f89c73ac8f1d318f7501006f37b944b2 for pr-112849
[INFO] extracting crate labrpc 0.2.3 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate labrpc 0.2.3 on toolchain ecd7b559f89c73ac8f1d318f7501006f37b944b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ecd7b559f89c73ac8f1d318f7501006f37b944b2" "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-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ecd7b559f89c73ac8f1d318f7501006f37b944b2" "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" "+ecd7b559f89c73ac8f1d318f7501006f37b944b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+ecd7b559f89c73ac8f1d318f7501006f37b944b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74ec2fb54f569265810f1cdb7fe5ff4f0059b9936df96dc3effa10c826fc1316
[INFO] running `Command { std: "docker" "start" "-a" "74ec2fb54f569265810f1cdb7fe5ff4f0059b9936df96dc3effa10c826fc1316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74ec2fb54f569265810f1cdb7fe5ff4f0059b9936df96dc3effa10c826fc1316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74ec2fb54f569265810f1cdb7fe5ff4f0059b9936df96dc3effa10c826fc1316", kill_on_drop: false }`
[INFO] [stdout] 74ec2fb54f569265810f1cdb7fe5ff4f0059b9936df96dc3effa10c826fc1316
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+ecd7b559f89c73ac8f1d318f7501006f37b944b2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e27f1f2e3e89cae1d5ee802c284abbc17485ab3dde3500f5489ac1beb0731859
[INFO] running `Command { std: "docker" "start" "-a" "e27f1f2e3e89cae1d5ee802c284abbc17485ab3dde3500f5489ac1beb0731859", kill_on_drop: false }`
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]    Compiling labrpc v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.93s
[INFO] running `Command { std: "docker" "inspect" "e27f1f2e3e89cae1d5ee802c284abbc17485ab3dde3500f5489ac1beb0731859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e27f1f2e3e89cae1d5ee802c284abbc17485ab3dde3500f5489ac1beb0731859", kill_on_drop: false }`
[INFO] [stdout] e27f1f2e3e89cae1d5ee802c284abbc17485ab3dde3500f5489ac1beb0731859
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+ecd7b559f89c73ac8f1d318f7501006f37b944b2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8a5ec3ebf83ea5c832539a80185e9a3107aec88163564746dea45ae3f6379b0
[INFO] running `Command { std: "docker" "start" "-a" "a8a5ec3ebf83ea5c832539a80185e9a3107aec88163564746dea45ae3f6379b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-executor v0.3.28
[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]    Compiling labrpc v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.83s
[INFO] running `Command { std: "docker" "inspect" "a8a5ec3ebf83ea5c832539a80185e9a3107aec88163564746dea45ae3f6379b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8a5ec3ebf83ea5c832539a80185e9a3107aec88163564746dea45ae3f6379b0", kill_on_drop: false }`
[INFO] [stdout] a8a5ec3ebf83ea5c832539a80185e9a3107aec88163564746dea45ae3f6379b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+ecd7b559f89c73ac8f1d318f7501006f37b944b2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa966af1d70fa01a1872546d49b7dfdf7c35a664f996407b151758d8fc1d598f
[INFO] running `Command { std: "docker" "start" "-a" "aa966af1d70fa01a1872546d49b7dfdf7c35a664f996407b151758d8fc1d598f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/labrpc-5fa78c8c21684cce)
[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_error ... ok
[INFO] [stdout] test client::tests::test_call_rpc_remote_dropped ... ok
[INFO] [stdout] test client::tests::test_call_rpc ... ok
[INFO] [stdout] test client::tests::test_call_across_threads ... ok
[INFO] [stdout] test network::tests::test_network_shutdown ... ok
[INFO] [stdout] test network::tests::test_proxy_rpc ... ok
[INFO] [stdout] test network::tests::test_server_killed ... ok
[INFO] [stdout] test network::tests::test_proxy_rpc_no_such_client ... ok
[INFO] [stdout] test server::tests::test_register_rpc_handler ... ok
[INFO] [stdout] test server::tests::test_register_rpc_handler_failure ... ok
[INFO] [stdout] test network::tests::test_rpc_count_works ... ok
[INFO] [stdout] test server::tests::test_serve_interrupted ... 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_proxy_rpc_server_not_found ... ok
[INFO] [stdout] test network::tests::test_proxy_rpc_client_disabled ... ok
[INFO] [stdout] test network::tests::test_proxy_rpc_server_error ... ok
[INFO] [stdout] test network::tests::test_basic_functions ... 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_unreliable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.01s
[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" "aa966af1d70fa01a1872546d49b7dfdf7c35a664f996407b151758d8fc1d598f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa966af1d70fa01a1872546d49b7dfdf7c35a664f996407b151758d8fc1d598f", kill_on_drop: false }`
[INFO] [stdout] aa966af1d70fa01a1872546d49b7dfdf7c35a664f996407b151758d8fc1d598f