[INFO] fetching crate vf-rs 0.3.16... [INFO] checking vf-rs-0.3.16 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470 [INFO] extracting crate vf-rs 0.3.16 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate vf-rs 0.3.16 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate vf-rs 0.3.16 [INFO] finished tweaking crates.io crate vf-rs 0.3.16 [INFO] tweaked toml for crates.io crate vf-rs 0.3.16 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2671835e1465296997995a39601c8fee0e2407d548421b609ea6433b76b2ece7 [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" "2671835e1465296997995a39601c8fee0e2407d548421b609ea6433b76b2ece7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2671835e1465296997995a39601c8fee0e2407d548421b609ea6433b76b2ece7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2671835e1465296997995a39601c8fee0e2407d548421b609ea6433b76b2ece7", kill_on_drop: false }` [INFO] [stdout] 2671835e1465296997995a39601c8fee0e2407d548421b609ea6433b76b2ece7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f637c7ff2fb1f3cb187a7a63f457250b4f1b9e90f91d14f48b4a980631058de [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" "9f637c7ff2fb1f3cb187a7a63f457250b4f1b9e90f91d14f48b4a980631058de", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling rio_api v0.4.2 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling tinyvec v1.1.0 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling form_urlencoded v1.0.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling rio_turtle v0.4.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling unicode-normalization v0.1.16 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling darling_core v0.10.3 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling getset v0.1.1 [INFO] [stderr] Compiling darling_macro v0.10.3 [INFO] [stderr] Compiling darling v0.10.3 [INFO] [stderr] Compiling derive_builder_core v0.9.0 [INFO] [stderr] Checking rust_decimal v1.8.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Checking serde_json v1.0.60 [INFO] [stderr] Compiling om2 v0.1.9 [INFO] [stderr] Compiling vf-rs v0.3.16 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `serde_json` [INFO] [stdout] --> src/lib.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `chrono::prelude::*` [INFO] [stdout] --> src/lib.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 82 | use chrono::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> /opt/rustwide/target/debug/build/vf-rs-96851ed5e5466437/out/vf_gen.rs:1708:21 [INFO] [stdout] | [INFO] [stdout] 1708 | let mut builder = Self::builder(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> /opt/rustwide/target/debug/build/vf-rs-96851ed5e5466437/out/vf_gen.rs:1708:21 [INFO] [stdout] | [INFO] [stdout] 1708 | let mut builder = Self::builder(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 30s [INFO] running `Command { std: "docker" "inspect" "9f637c7ff2fb1f3cb187a7a63f457250b4f1b9e90f91d14f48b4a980631058de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f637c7ff2fb1f3cb187a7a63f457250b4f1b9e90f91d14f48b4a980631058de", kill_on_drop: false }` [INFO] [stdout] 9f637c7ff2fb1f3cb187a7a63f457250b4f1b9e90f91d14f48b4a980631058de