[INFO] fetching crate fdup 2.0.2... [INFO] checking fdup-2.0.2 against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585 [INFO] extracting crate fdup 2.0.2 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate fdup 2.0.2 on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate fdup 2.0.2 [INFO] finished tweaking crates.io crate fdup 2.0.2 [INFO] tweaked toml for crates.io crate fdup 2.0.2 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate fdup 2.0.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "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-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 18232d9f1d4061dd7c101449bde1f5b33a3d30ae4403c463f56f58efe4664feb [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" "18232d9f1d4061dd7c101449bde1f5b33a3d30ae4403c463f56f58efe4664feb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18232d9f1d4061dd7c101449bde1f5b33a3d30ae4403c463f56f58efe4664feb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18232d9f1d4061dd7c101449bde1f5b33a3d30ae4403c463f56f58efe4664feb", kill_on_drop: false }` [INFO] [stdout] 18232d9f1d4061dd7c101449bde1f5b33a3d30ae4403c463f56f58efe4664feb [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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1ca106cbcddd079ee9bc7ae879f753310ec6c06cc588e03899acb57dc5e909a7 [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" "1ca106cbcddd079ee9bc7ae879f753310ec6c06cc588e03899acb57dc5e909a7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking opaque-debug v0.2.2 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking colmac v0.1.1 [INFO] [stderr] Checking block-padding v0.1.4 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking walkdir v2.2.8 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rayon-core v1.5.0 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha2 v0.8.0 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking fdup v2.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rayon::prelude::*` [INFO] [stdout] --> src/fdup.rs:148:9 [INFO] [stdout] | [INFO] [stdout] 148 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.99s [INFO] running `Command { std: "docker" "inspect" "1ca106cbcddd079ee9bc7ae879f753310ec6c06cc588e03899acb57dc5e909a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ca106cbcddd079ee9bc7ae879f753310ec6c06cc588e03899acb57dc5e909a7", kill_on_drop: false }` [INFO] [stdout] 1ca106cbcddd079ee9bc7ae879f753310ec6c06cc588e03899acb57dc5e909a7