[INFO] fetching crate tokio-serde-json 0.3.0... [INFO] testing tokio-serde-json-0.3.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] extracting crate tokio-serde-json 0.3.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate tokio-serde-json 0.3.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio-serde-json 0.3.0 [INFO] finished tweaking crates.io crate tokio-serde-json 0.3.0 [INFO] tweaked toml for crates.io crate tokio-serde-json 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate tokio-serde-json 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 81cd609d3854f3d594cd9211844cfc455c650ba0aa06de2ad5b7426bd96eb553 [INFO] running `Command { std: "docker" "start" "-a" "81cd609d3854f3d594cd9211844cfc455c650ba0aa06de2ad5b7426bd96eb553", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "81cd609d3854f3d594cd9211844cfc455c650ba0aa06de2ad5b7426bd96eb553", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81cd609d3854f3d594cd9211844cfc455c650ba0aa06de2ad5b7426bd96eb553", kill_on_drop: false }` [INFO] [stdout] 81cd609d3854f3d594cd9211844cfc455c650ba0aa06de2ad5b7426bd96eb553 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9e5495bf0d8a07c46357e29e1301b4806ace1e1bd84da22c9f99304d3e55a91e [INFO] running `Command { std: "docker" "start" "-a" "9e5495bf0d8a07c46357e29e1301b4806ace1e1bd84da22c9f99304d3e55a91e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling pin-project-internal v0.4.2 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling pin-project v0.4.2 [INFO] [stderr] Compiling tokio-serde v0.4.0 [INFO] [stderr] Compiling tokio-serde-json v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:81:1 [INFO] [stdout] | [INFO] [stdout] 81 | #[pin_project] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the attribute macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:98:1 [INFO] [stdout] | [INFO] [stdout] 98 | #[pin_project] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the attribute macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.83s [INFO] running `Command { std: "docker" "inspect" "9e5495bf0d8a07c46357e29e1301b4806ace1e1bd84da22c9f99304d3e55a91e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e5495bf0d8a07c46357e29e1301b4806ace1e1bd84da22c9f99304d3e55a91e", kill_on_drop: false }` [INFO] [stdout] 9e5495bf0d8a07c46357e29e1301b4806ace1e1bd84da22c9f99304d3e55a91e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bc2d4b3802679020d47c7f43d0ccc2a777830c7a19cc435bc0f486cb65aa41a2 [INFO] running `Command { std: "docker" "start" "-a" "bc2d4b3802679020d47c7f43d0ccc2a777830c7a19cc435bc0f486cb65aa41a2", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling smallvec v0.6.10 [INFO] [stderr] Compiling tracing-attributes v0.1.4 [INFO] [stderr] Compiling tokio-macros v0.2.0-alpha.6 [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:81:1 [INFO] [stdout] | [INFO] [stdout] 81 | #[pin_project] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the attribute macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:98:1 [INFO] [stdout] | [INFO] [stdout] 98 | #[pin_project] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the attribute macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling lock_api v0.3.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling tokio-sync v0.2.0-alpha.6 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling tracing-core v0.1.6 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling tokio-io v0.2.0-alpha.6 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling tokio-codec v0.2.0-alpha.6 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling tracing v0.1.9 [INFO] [stderr] Compiling tokio-executor v0.2.0-alpha.6 [INFO] [stderr] Compiling tokio-fs v0.2.0-alpha.6 [INFO] [stderr] Compiling tokio-net v0.2.0-alpha.6 [INFO] [stderr] Compiling tokio-timer v0.3.0-alpha.6 [INFO] [stderr] Compiling tokio v0.2.0-alpha.6 [INFO] [stderr] Compiling tokio-serde-json v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:81:1 [INFO] [stdout] | [INFO] [stdout] 81 | #[pin_project] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the attribute macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:98:1 [INFO] [stdout] | [INFO] [stdout] 98 | #[pin_project] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the attribute macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 9.90s [INFO] running `Command { std: "docker" "inspect" "bc2d4b3802679020d47c7f43d0ccc2a777830c7a19cc435bc0f486cb65aa41a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc2d4b3802679020d47c7f43d0ccc2a777830c7a19cc435bc0f486cb65aa41a2", kill_on_drop: false }` [INFO] [stdout] bc2d4b3802679020d47c7f43d0ccc2a777830c7a19cc435bc0f486cb65aa41a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bdf499563218d7cbfeb1787f83a556ca2144093418be62b684f00e42e282a8b3 [INFO] running `Command { std: "docker" "start" "-a" "bdf499563218d7cbfeb1787f83a556ca2144093418be62b684f00e42e282a8b3", kill_on_drop: false }` [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:81:1 [INFO] [stderr] | [INFO] [stderr] 81 | #[pin_project] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this warning originates in the attribute macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:98:1 [INFO] [stderr] | [INFO] [stderr] 98 | #[pin_project] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the attribute macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:81:1 [INFO] [stderr] | [INFO] [stderr] 81 | #[pin_project] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this warning originates in the attribute macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:98:1 [INFO] [stderr] | [INFO] [stderr] 98 | #[pin_project] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the attribute macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tokio_serde_json-a9148af3c683a61a) [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] [stderr] Doc-tests tokio-serde-json [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 15) - compile ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "bdf499563218d7cbfeb1787f83a556ca2144093418be62b684f00e42e282a8b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdf499563218d7cbfeb1787f83a556ca2144093418be62b684f00e42e282a8b3", kill_on_drop: false }` [INFO] [stdout] bdf499563218d7cbfeb1787f83a556ca2144093418be62b684f00e42e282a8b3