[INFO] fetching crate singletonum 0.2.0... [INFO] checking singletonum-0.2.0 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] extracting crate singletonum 0.2.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate singletonum 0.2.0 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate singletonum 0.2.0 [INFO] finished tweaking crates.io crate singletonum 0.2.0 [INFO] tweaked toml for crates.io crate singletonum 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded singletonum-derive v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2a6f1bd6394400047369c604a2a98e8ed791557e595a87e78151ae64834d6f14 [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" "2a6f1bd6394400047369c604a2a98e8ed791557e595a87e78151ae64834d6f14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a6f1bd6394400047369c604a2a98e8ed791557e595a87e78151ae64834d6f14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a6f1bd6394400047369c604a2a98e8ed791557e595a87e78151ae64834d6f14", kill_on_drop: false }` [INFO] [stdout] 2a6f1bd6394400047369c604a2a98e8ed791557e595a87e78151ae64834d6f14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 26a0b0cb158d8544475fd6d6134373a4aac54474bed355893f6e0d3c77d6db1f [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" "26a0b0cb158d8544475fd6d6134373a4aac54474bed355893f6e0d3c77d6db1f", kill_on_drop: false }` [INFO] [stderr] Compiling gimli v0.24.0 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling rustc-demangle v0.1.19 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling object v0.24.0 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking once_cell v0.1.8 [INFO] [stderr] Compiling addr2line v0.15.1 [INFO] [stderr] Compiling backtrace v0.3.59 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling singletonum-derive v0.2.0 [INFO] [stderr] Checking singletonum v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [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] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [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 21.20s [INFO] running `Command { std: "docker" "inspect" "26a0b0cb158d8544475fd6d6134373a4aac54474bed355893f6e0d3c77d6db1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26a0b0cb158d8544475fd6d6134373a4aac54474bed355893f6e0d3c77d6db1f", kill_on_drop: false }` [INFO] [stdout] 26a0b0cb158d8544475fd6d6134373a4aac54474bed355893f6e0d3c77d6db1f