[INFO] fetching crate conda-leaves 0.3.0... [INFO] checking conda-leaves-0.3.0 against beta for pr-78714 [INFO] extracting crate conda-leaves 0.3.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate conda-leaves 0.3.0 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate conda-leaves 0.3.0 [INFO] finished tweaking crates.io crate conda-leaves 0.3.0 [INFO] tweaked toml for crates.io crate conda-leaves 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate conda-leaves 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", 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] 6cd86380931b93ef5074608730b6da3d6a4cd4ee07d6c679a3552674882ca7fb [INFO] running `Command { std: "docker" "start" "-a" "6cd86380931b93ef5074608730b6da3d6a4cd4ee07d6c679a3552674882ca7fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6cd86380931b93ef5074608730b6da3d6a4cd4ee07d6c679a3552674882ca7fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cd86380931b93ef5074608730b6da3d6a4cd4ee07d6c679a3552674882ca7fb", kill_on_drop: false }` [INFO] [stdout] 6cd86380931b93ef5074608730b6da3d6a4cd4ee07d6c679a3552674882ca7fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 34960d59b2793cae70d74de9ac92827b671a2dbc285372f9f3aa824ca383e86f [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" "34960d59b2793cae70d74de9ac92827b671a2dbc285372f9f3aa824ca383e86f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling rayon-core v1.8.1 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Checking humantime v2.0.1 [INFO] [stderr] Compiling rayon v1.4.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking regex v1.4.1 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking env_logger v0.8.1 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Compiling structopt-derive v0.4.11 [INFO] [stderr] Checking structopt v0.3.18 [INFO] [stderr] Checking serde_json v1.0.57 [INFO] [stderr] Checking conda-leaves v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `from_metadata_file` [INFO] [stdout] --> src/metadata.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn from_metadata_file<'a, P>(path: &'a P) -> Result [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `split_and_take_n_elem` [INFO] [stdout] --> src/utils.rs:11:15 [INFO] [stdout] | [INFO] [stdout] 11 | pub(crate) fn split_and_take_n_elem>(string: &T, n: usize) -> Option<&str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `extract_version` [INFO] [stdout] --> src/utils.rs:33:4 [INFO] [stdout] | [INFO] [stdout] 33 | fn extract_version>(text: T) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.75s [INFO] running `Command { std: "docker" "inspect" "34960d59b2793cae70d74de9ac92827b671a2dbc285372f9f3aa824ca383e86f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34960d59b2793cae70d74de9ac92827b671a2dbc285372f9f3aa824ca383e86f", kill_on_drop: false }` [INFO] [stdout] 34960d59b2793cae70d74de9ac92827b671a2dbc285372f9f3aa824ca383e86f