[INFO] crate lz4util 0.1.1 is already in cache [INFO] checking lz4util-0.1.1 against master#339f574809bf8e4166b8de3cdbe7df181d37af3d for pr-71896 [INFO] extracting crate lz4util 0.1.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate lz4util 0.1.1 on toolchain 339f574809bf8e4166b8de3cdbe7df181d37af3d [INFO] running `"/workspace/cargo-home/bin/cargo" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate lz4util 0.1.1 [INFO] finished tweaking crates.io crate lz4util 0.1.1 [INFO] tweaked toml for crates.io crate lz4util 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 78ba396241420deb8e386369a24b18d4c396f49b0a7f09df2d1d55c8ae68d912 [INFO] running `"docker" "start" "-a" "78ba396241420deb8e386369a24b18d4c396f49b0a7f09df2d1d55c8ae68d912"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling syn v1.0.19 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Compiling lz4-sys v1.8.3 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling pulldown-cmark v0.2.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling backtrace-sys v0.1.37 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling backtrace v0.3.46 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling serde_json v1.0.52 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling cargo_metadata v0.6.4 [INFO] [stderr] Compiling skeptic v0.13.4 [INFO] [stderr] Compiling lz4 v1.23.1 [INFO] [stderr] Checking lz4util v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:93:27 [INFO] [stderr] | [INFO] [stderr] 93 | let mut output : Box = [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:156:27 [INFO] [stderr] | [INFO] [stderr] 156 | let mut output : Box = [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:93:27 [INFO] [stderr] | [INFO] [stderr] 93 | let mut output : Box = [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:156:27 [INFO] [stderr] | [INFO] [stderr] 156 | let mut output : Box = [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:156:10 [INFO] [stderr] | [INFO] [stderr] 156 | let mut output : Box = [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:156:10 [INFO] [stderr] | [INFO] [stderr] 156 | let mut output : Box = [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 58.83s [INFO] running `"docker" "inspect" "78ba396241420deb8e386369a24b18d4c396f49b0a7f09df2d1d55c8ae68d912"` [INFO] running `"docker" "rm" "-f" "78ba396241420deb8e386369a24b18d4c396f49b0a7f09df2d1d55c8ae68d912"` [INFO] [stdout] 78ba396241420deb8e386369a24b18d4c396f49b0a7f09df2d1d55c8ae68d912