[INFO] fetching crate xi-rpc 0.3.0...
[INFO] testing xi-rpc-0.3.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate xi-rpc 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate xi-rpc 0.3.0
[INFO] finished tweaking crates.io crate xi-rpc 0.3.0
[INFO] tweaked toml for crates.io crate xi-rpc 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xi-rpc 0.3.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding crossbeam v0.7.3 (available: v0.8.4)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a6d32179ab02abb2329eb83e3fb3058db846ddf019fac0983a405f46c0c2f28
[INFO] running `Command { std: "docker" "start" "-a" "9a6d32179ab02abb2329eb83e3fb3058db846ddf019fac0983a405f46c0c2f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a6d32179ab02abb2329eb83e3fb3058db846ddf019fac0983a405f46c0c2f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a6d32179ab02abb2329eb83e3fb3058db846ddf019fac0983a405f46c0c2f28", kill_on_drop: false }`
[INFO] [stdout] 9a6d32179ab02abb2329eb83e3fb3058db846ddf019fac0983a405f46c0c2f28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 083fe198c2bbfdd8e7c71e3117d7c2bd65b61e4d392cf3e3570e1feea9669f15
[INFO] running `Command { std: "docker" "start" "-a" "083fe198c2bbfdd8e7c71e3117d7c2bd65b61e4d392cf3e3570e1feea9669f15", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling xi-trace v0.2.0
[INFO] [stderr]    Compiling xi-rpc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `IdleProc` is never used
[INFO] [stdout]    --> src/lib.rs:161:7
[INFO] [stdout]     |
[INFO] [stdout] 161 | trait IdleProc: Send {
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.44s
[INFO] running `Command { std: "docker" "inspect" "083fe198c2bbfdd8e7c71e3117d7c2bd65b61e4d392cf3e3570e1feea9669f15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "083fe198c2bbfdd8e7c71e3117d7c2bd65b61e4d392cf3e3570e1feea9669f15", kill_on_drop: false }`
[INFO] [stdout] 083fe198c2bbfdd8e7c71e3117d7c2bd65b61e4d392cf3e3570e1feea9669f15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cccff18133e7540a1e44fe664e804e5274ef18fe78062c8176ac5b7eb97df354
[INFO] running `Command { std: "docker" "start" "-a" "cccff18133e7540a1e44fe664e804e5274ef18fe78062c8176ac5b7eb97df354", kill_on_drop: false }`
[INFO] [stdout] warning: trait `IdleProc` is never used
[INFO] [stdout]    --> src/lib.rs:161:7
[INFO] [stdout]     |
[INFO] [stdout] 161 | trait IdleProc: Send {
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling xi-rpc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `IdleProc` is never used
[INFO] [stdout]    --> src/lib.rs:161:7
[INFO] [stdout]     |
[INFO] [stdout] 161 | trait IdleProc: Send {
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "cccff18133e7540a1e44fe664e804e5274ef18fe78062c8176ac5b7eb97df354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cccff18133e7540a1e44fe664e804e5274ef18fe78062c8176ac5b7eb97df354", kill_on_drop: false }`
[INFO] [stdout] cccff18133e7540a1e44fe664e804e5274ef18fe78062c8176ac5b7eb97df354
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c246e97a39426724b6d67e6342a366c43d7e43f956c3e8942704ffc47f3a563
[INFO] running `Command { std: "docker" "start" "-a" "0c246e97a39426724b6d67e6342a366c43d7e43f956c3e8942704ffc47f3a563", kill_on_drop: false }`
[INFO] [stderr] warning: trait `IdleProc` is never used
[INFO] [stderr]    --> src/lib.rs:161:7
[INFO] [stderr]     |
[INFO] [stderr] 161 | trait IdleProc: Send {
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `xi-rpc` (lib) generated 1 warning
[INFO] [stderr] warning: `xi-rpc` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/xi_rpc-bb9bcc59a8484157)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test parse::tests::request_failure ... ok
[INFO] [stdout] test parse::tests::request_success ... ok
[INFO] [stdout] test parse::tests::notif_with_id ... ok
[INFO] [stdout] test parse::tests::test_err ... ok
[INFO] [stdout] test parse::tests::test_resp_err ... ok
[INFO] [stdout] test parse::tests::test_resp_result ... ok
[INFO] [stdout] test tests::test_parse_notif ... ok
[INFO] [stdout] test tests::test_parse_bad_json ... ok
[INFO] [stdout] test tests::test_parse_req ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-0343204f09e76be6)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_bad_json_err ... ok
[INFO] [stdout] test test_recv_error ... ok
[INFO] [stdout] test test_recv_resp ... ok
[INFO] [stdout] test test_recv_notif ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xi_rpc
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/error.rs - error::RemoteError (line 87) ... ok
[INFO] [stdout] test src/error.rs - error::RemoteError (line 65) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0c246e97a39426724b6d67e6342a366c43d7e43f956c3e8942704ffc47f3a563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c246e97a39426724b6d67e6342a366c43d7e43f956c3e8942704ffc47f3a563", kill_on_drop: false }`
[INFO] [stdout] 0c246e97a39426724b6d67e6342a366c43d7e43f956c3e8942704ffc47f3a563