[INFO] fetching crate dobot 0.1.1... [INFO] checking dobot-0.1.1 against master#893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 for pr-77153 [INFO] extracting crate dobot 0.1.1 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate dobot 0.1.1 on toolchain 893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate dobot 0.1.1 [INFO] finished tweaking crates.io crate dobot 0.1.1 [INFO] tweaked toml for crates.io crate dobot 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "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" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7aaa49216cc22ca06fbe8931f13d55d5cb203cc67c9074a8faff2e1a7c819072 [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" "7aaa49216cc22ca06fbe8931f13d55d5cb203cc67c9074a8faff2e1a7c819072", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7aaa49216cc22ca06fbe8931f13d55d5cb203cc67c9074a8faff2e1a7c819072", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7aaa49216cc22ca06fbe8931f13d55d5cb203cc67c9074a8faff2e1a7c819072", kill_on_drop: false }` [INFO] [stdout] 7aaa49216cc22ca06fbe8931f13d55d5cb203cc67c9074a8faff2e1a7c819072 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a5263d7af199b195e60e575754978fc02ea560acdaa42a9d27de98c18a27d81d [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" "a5263d7af199b195e60e575754978fc02ea560acdaa42a9d27de98c18a27d81d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling proc-macro2 v1.0.21 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.41 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Compiling miniz_oxide v0.4.2 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking nix v0.14.1 [INFO] [stderr] Checking nix v0.17.0 [INFO] [stderr] Checking libudev v0.2.0 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling getset v0.0.9 [INFO] [stderr] Checking serialport v3.3.0 [INFO] [stderr] Checking mio-serial v3.3.1 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking tokio-serial v4.3.3 [INFO] [stderr] Checking dobot v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/message.rs:152:29 [INFO] [stdout] | [INFO] [stdout] 152 | let bytes = [prefix.as_slice(), suffix.as_slice()].concat(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `as_slice(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(array_methods)]` to the crate attributes to enable `array::::as_slice` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/message.rs:127:27 [INFO] [stdout] | [INFO] [stdout] 127 | header_buffer.as_slice(), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `as_slice(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(array_methods)]` to the crate attributes to enable `array::::as_slice` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/message.rs:128:24 [INFO] [stdout] | [INFO] [stdout] 128 | len_buffer.as_slice(), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `as_slice(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(array_methods)]` to the crate attributes to enable `array::::as_slice` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde v1.0.116 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/message.rs:152:29 [INFO] [stdout] | [INFO] [stdout] 152 | let bytes = [prefix.as_slice(), suffix.as_slice()].concat(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `as_slice(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(array_methods)]` to the crate attributes to enable `array::::as_slice` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/message.rs:127:27 [INFO] [stdout] | [INFO] [stdout] 127 | header_buffer.as_slice(), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `as_slice(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(array_methods)]` to the crate attributes to enable `array::::as_slice` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/message.rs:128:24 [INFO] [stdout] | [INFO] [stdout] 128 | len_buffer.as_slice(), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `as_slice(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(array_methods)]` to the crate attributes to enable `array::::as_slice` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 51.22s [INFO] running `Command { std: "docker" "inspect" "a5263d7af199b195e60e575754978fc02ea560acdaa42a9d27de98c18a27d81d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5263d7af199b195e60e575754978fc02ea560acdaa42a9d27de98c18a27d81d", kill_on_drop: false }` [INFO] [stdout] a5263d7af199b195e60e575754978fc02ea560acdaa42a9d27de98c18a27d81d