[INFO] fetching crate cuckoo_miner 0.5.2... [INFO] checking cuckoo_miner-0.5.2 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470 [INFO] extracting crate cuckoo_miner 0.5.2 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate cuckoo_miner 0.5.2 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate cuckoo_miner 0.5.2 [INFO] finished tweaking crates.io crate cuckoo_miner 0.5.2 [INFO] tweaked toml for crates.io crate cuckoo_miner 0.5.2 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded grin_miner_plugin v0.5.2 [INFO] [stderr] Downloaded const-cstr v0.2.1 [INFO] [stderr] Downloaded grin_miner_util v0.5.2 [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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d7d4af3908f2ca44b7524f873450e90e844d047cff7093ca1766db9cd91cf59c [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" "d7d4af3908f2ca44b7524f873450e90e844d047cff7093ca1766db9cd91cf59c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d7d4af3908f2ca44b7524f873450e90e844d047cff7093ca1766db9cd91cf59c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7d4af3908f2ca44b7524f873450e90e844d047cff7093ca1766db9cd91cf59c", kill_on_drop: false }` [INFO] [stdout] d7d4af3908f2ca44b7524f873450e90e844d047cff7093ca1766db9cd91cf59c [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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1a30588ca5fadbba89948fe0b97bac3f3603991963e39ae8438e972ca5f51443 [INFO] running `Command { std: "docker" "start" "-a" "1a30588ca5fadbba89948fe0b97bac3f3603991963e39ae8438e972ca5f51443", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking slog v2.1.1 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling fs_extra v1.2.0 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking ucd-util v0.1.8 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libloading v0.4.3 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Checking libc v0.1.12 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling cmake v0.1.45 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking const-cstr v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling cuckoo_miner v0.5.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `sanity::Finder` [INFO] [stdout] --> src/build.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use sanity::Finder; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Finder` [INFO] [stdout] --> src/sanity.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct Finder { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/sanity.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `maybe_have` [INFO] [stdout] --> src/sanity.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn maybe_have>(&mut self, cmd: S) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking blake2-rfc v0.2.18 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking grin_miner_plugin v0.5.2 [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking slog-async v2.5.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking addr2line v0.14.0 [INFO] [stderr] Checking slog-term v2.6.0 [INFO] [stderr] error: could not compile `object` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name object --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/object-0.22.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="archive"' --cfg 'feature="coff"' --cfg 'feature="elf"' --cfg 'feature="macho"' --cfg 'feature="pe"' --cfg 'feature="read_core"' --cfg 'feature="unaligned"' -C metadata=e24f63b63707e0ea -C extra-filename=-e24f63b63707e0ea --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "1a30588ca5fadbba89948fe0b97bac3f3603991963e39ae8438e972ca5f51443", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a30588ca5fadbba89948fe0b97bac3f3603991963e39ae8438e972ca5f51443", kill_on_drop: false }` [INFO] [stdout] 1a30588ca5fadbba89948fe0b97bac3f3603991963e39ae8438e972ca5f51443