[INFO] fetching crate merino 0.1.3... [INFO] checking merino-0.1.3 against master#d902752866cbbdb331e3cf28ff6bba86ab0f6c62 for pr-77271 [INFO] extracting crate merino 0.1.3 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate merino 0.1.3 on toolchain d902752866cbbdb331e3cf28ff6bba86ab0f6c62 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate merino 0.1.3 [INFO] finished tweaking crates.io crate merino 0.1.3 [INFO] tweaked toml for crates.io crate merino 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fdd69f8e02af88d265f90a4bf1b370bc8dd888a5868005682a30befad093f4db [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fdd69f8e02af88d265f90a4bf1b370bc8dd888a5868005682a30befad093f4db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fdd69f8e02af88d265f90a4bf1b370bc8dd888a5868005682a30befad093f4db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdd69f8e02af88d265f90a4bf1b370bc8dd888a5868005682a30befad093f4db", kill_on_drop: false }` [INFO] [stdout] fdd69f8e02af88d265f90a4bf1b370bc8dd888a5868005682a30befad093f4db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d902752866cbbdb331e3cf28ff6bba86ab0f6c62" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cc9a0187d8d331447ed60411343b0eef12cef890b571cae557d59b6a128b9e36 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "cc9a0187d8d331447ed60411343b0eef12cef890b571cae557d59b6a128b9e36", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling miniz_oxide v0.4.2 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking backtrace v0.3.51 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking chrono v0.4.18 [INFO] [stderr] Checking pretty_env_logger v0.3.1 [INFO] [stderr] Compiling snafu-derive v0.4.4 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking snafu v0.4.4 [INFO] [stderr] Checking merino v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stdout] --> src/lib.rs:396:25 [INFO] [stdout] | [INFO] [stdout] 396 | copy(&mut outbound_in, &mut inbound_out).is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stdout] --> src/lib.rs:403:25 [INFO] [stdout] | [INFO] [stdout] 403 | copy(&mut inbound_in, &mut outbound_out).is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stdout] --> src/lib.rs:396:25 [INFO] [stdout] | [INFO] [stdout] 396 | copy(&mut outbound_in, &mut inbound_out).is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stdout] --> src/lib.rs:403:25 [INFO] [stdout] | [INFO] [stdout] 403 | copy(&mut inbound_in, &mut outbound_out).is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 52.53s [INFO] running `Command { std: "docker" "inspect" "cc9a0187d8d331447ed60411343b0eef12cef890b571cae557d59b6a128b9e36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc9a0187d8d331447ed60411343b0eef12cef890b571cae557d59b6a128b9e36", kill_on_drop: false }` [INFO] [stdout] cc9a0187d8d331447ed60411343b0eef12cef890b571cae557d59b6a128b9e36