[INFO] fetching crate jsonrpc-ipc-server 18.0.0... [INFO] testing jsonrpc-ipc-server-18.0.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate jsonrpc-ipc-server 18.0.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate jsonrpc-ipc-server 18.0.0 [INFO] finished tweaking crates.io crate jsonrpc-ipc-server 18.0.0 [INFO] tweaked toml for crates.io crate jsonrpc-ipc-server 18.0.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate jsonrpc-ipc-server 18.0.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate jsonrpc-ipc-server 18.0.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2e5c6f9973b3accea3f967c9255985231184ba963441a54a98837ac9ff07f69f [INFO] running `Command { std: "docker" "start" "-a" "2e5c6f9973b3accea3f967c9255985231184ba963441a54a98837ac9ff07f69f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e5c6f9973b3accea3f967c9255985231184ba963441a54a98837ac9ff07f69f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e5c6f9973b3accea3f967c9255985231184ba963441a54a98837ac9ff07f69f", kill_on_drop: false }` [INFO] [stdout] 2e5c6f9973b3accea3f967c9255985231184ba963441a54a98837ac9ff07f69f [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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f318bfa4cf478bcf2e20b0ee2f92372e62786589a030111087a0cfe9a721edff [INFO] running `Command { std: "docker" "start" "-a" "f318bfa4cf478bcf2e20b0ee2f92372e62786589a030111087a0cfe9a721edff", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling futures-sink v0.3.15 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling tokio v1.8.2 [INFO] [stderr] Compiling futures-io v0.3.15 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling mio v0.7.13 [INFO] [stderr] Compiling bytes v1.0.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling instant v0.1.10 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling lock_api v0.4.4 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling tower-service v0.3.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling tokio-util v0.6.7 [INFO] [stderr] Compiling tokio-stream v0.1.7 [INFO] [stderr] Compiling globset v0.4.8 [INFO] [stderr] Compiling futures-executor v0.3.15 [INFO] [stderr] Compiling futures v0.3.15 [INFO] [stderr] Compiling jsonrpc-core v18.0.0 [INFO] [stderr] Compiling parity-tokio-ipc v0.9.0 [INFO] [stderr] Compiling jsonrpc-server-utils v18.0.0 [INFO] [stderr] Compiling jsonrpc-ipc-server v18.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/select_with_weak.rs:63:7 [INFO] [stdout] | [INFO] [stdout] 63 | let mut this = Pin::into_inner(self); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.09s [INFO] running `Command { std: "docker" "inspect" "f318bfa4cf478bcf2e20b0ee2f92372e62786589a030111087a0cfe9a721edff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f318bfa4cf478bcf2e20b0ee2f92372e62786589a030111087a0cfe9a721edff", kill_on_drop: false }` [INFO] [stdout] f318bfa4cf478bcf2e20b0ee2f92372e62786589a030111087a0cfe9a721edff [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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 934d609dc9bc3b77867fd66ee69ffbecd91841857c27657b6e30136b67a100d1 [INFO] running `Command { std: "docker" "start" "-a" "934d609dc9bc3b77867fd66ee69ffbecd91841857c27657b6e30136b67a100d1", kill_on_drop: false }` [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/select_with_weak.rs:63:7 [INFO] [stdout] | [INFO] [stdout] 63 | let mut this = Pin::into_inner(self); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling jsonrpc-ipc-server v18.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/select_with_weak.rs:63:7 [INFO] [stdout] | [INFO] [stdout] 63 | let mut this = Pin::into_inner(self); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/server.rs:423:19 [INFO] [stdout] | [INFO] [stdout] 423 | let path = path.clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.96s [INFO] running `Command { std: "docker" "inspect" "934d609dc9bc3b77867fd66ee69ffbecd91841857c27657b6e30136b67a100d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "934d609dc9bc3b77867fd66ee69ffbecd91841857c27657b6e30136b67a100d1", kill_on_drop: false }` [INFO] [stdout] 934d609dc9bc3b77867fd66ee69ffbecd91841857c27657b6e30136b67a100d1 [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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d300adece464fd329e11633d47774d080a35eb7a9c4c6a38f941fb013ee778c2 [INFO] running `Command { std: "docker" "start" "-a" "d300adece464fd329e11633d47774d080a35eb7a9c4c6a38f941fb013ee778c2", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/select_with_weak.rs:63:7 [INFO] [stderr] | [INFO] [stderr] 63 | let mut this = Pin::into_inner(self); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `jsonrpc-ipc-server` (lib) generated 1 warning (run `cargo fix --lib -p jsonrpc-ipc-server` to apply 1 suggestion) [INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stderr] --> src/server.rs:423:19 [INFO] [stderr] | [INFO] [stderr] 423 | let path = path.clone(); [INFO] [stderr] | ^^^^^^^^ help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stderr] = note: `#[warn(noop_method_call)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `jsonrpc-ipc-server` (lib test) generated 2 warnings (1 duplicate) (run `cargo fix --lib -p jsonrpc-ipc-server --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jsonrpc_ipc_server-0ee5cd57380e7295) [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test server::tests::start ... ok [INFO] [stdout] test server::tests::close_handle ... ok [INFO] [stdout] test server::tests::connect ... ok [INFO] [stdout] test server::tests::runs_with_security_attributes ... ok [INFO] [stdout] test server::tests::close ... ok [INFO] [stdout] test server::tests::test_session_end ... ok [INFO] [stdout] test server::tests::test_huge_response ... ok [INFO] [stdout] test server::tests::request ... ok [INFO] [stdout] test server::tests::close_when_waiting ... ok [INFO] [stdout] test server::tests::req_parallel ... ok [INFO] [stderr] Doc-tests jsonrpc_ipc_server [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s [INFO] [stdout] [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" "d300adece464fd329e11633d47774d080a35eb7a9c4c6a38f941fb013ee778c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d300adece464fd329e11633d47774d080a35eb7a9c4c6a38f941fb013ee778c2", kill_on_drop: false }` [INFO] [stdout] d300adece464fd329e11633d47774d080a35eb7a9c4c6a38f941fb013ee778c2