[INFO] fetching crate mo 0.1.0... [INFO] checking mo-0.1.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3 [INFO] extracting crate mo 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate mo 0.1.0 [INFO] finished tweaking crates.io crate mo 0.1.0 [INFO] tweaked toml for crates.io crate mo 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mo 0.1.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mo 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ae1fda2b6d628b0c82dbf1a7aea8d5dbdd0f03ea821516ee18fd93a1163d4fd4 [INFO] running `Command { std: "docker" "start" "-a" "ae1fda2b6d628b0c82dbf1a7aea8d5dbdd0f03ea821516ee18fd93a1163d4fd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae1fda2b6d628b0c82dbf1a7aea8d5dbdd0f03ea821516ee18fd93a1163d4fd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae1fda2b6d628b0c82dbf1a7aea8d5dbdd0f03ea821516ee18fd93a1163d4fd4", kill_on_drop: false }` [INFO] [stdout] ae1fda2b6d628b0c82dbf1a7aea8d5dbdd0f03ea821516ee18fd93a1163d4fd4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 389aaf54c398d35f18c435bf31c3111149658d22f83a84e63e856f8f1f08f579 [INFO] running `Command { std: "docker" "start" "-a" "389aaf54c398d35f18c435bf31c3111149658d22f83a84e63e856f8f1f08f579", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.89 [INFO] [stderr] Compiling serde v1.0.124 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Compiling lexical-core v0.7.5 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling serde_derive v1.0.124 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking ucd-trie v0.1.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking pest v2.1.3 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking number_prefix v0.2.8 [INFO] [stderr] Checking rust-ini v0.13.0 [INFO] [stderr] Checking plotters-backend v0.3.0 [INFO] [stderr] Checking half v1.7.1 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking plotters-svg v0.3.0 [INFO] [stderr] Checking plotters v0.3.0 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking pest_meta v2.1.3 [INFO] [stderr] Checking console v0.14.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking indicatif v0.11.0 [INFO] [stderr] Compiling psm v0.1.12 [INFO] [stderr] Compiling stacker v0.1.13 [INFO] [stderr] Checking pest_vm v2.1.0 [INFO] [stderr] Checking serde_test v0.8.23 [INFO] [stderr] Checking linked-hash-map v0.3.0 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking bstr v0.2.15 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking serde-hjson v0.9.1 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking config v0.10.1 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking criterion v0.3.4 [INFO] [stderr] Checking mo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `total_count`, `weights`, and `choices_count` are never read [INFO] [stdout] --> src/generator/mod.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 39 | struct Context { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 40 | total_count: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | weights: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | choices_count: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Context` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `total_count`, `weights`, and `choices_count` are never read [INFO] [stdout] --> src/generator/mod.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 39 | struct Context { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 40 | total_count: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | weights: Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | choices_count: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Context` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.83s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4, nom v5.1.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 10` [INFO] running `Command { std: "docker" "inspect" "389aaf54c398d35f18c435bf31c3111149658d22f83a84e63e856f8f1f08f579", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "389aaf54c398d35f18c435bf31c3111149658d22f83a84e63e856f8f1f08f579", kill_on_drop: false }` [INFO] [stdout] 389aaf54c398d35f18c435bf31c3111149658d22f83a84e63e856f8f1f08f579