[INFO] cloning repository https://github.com/n4o847/nio [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/n4o847/nio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn4o847%2Fnio", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn4o847%2Fnio'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 320371a7eab38ea52ff56f12a59e78a26ca75417 [INFO] checking n4o847/nio against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn4o847%2Fnio" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/n4o847/nio on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/n4o847/nio [INFO] finished tweaking git repo https://github.com/n4o847/nio [INFO] tweaked toml for git repo https://github.com/n4o847/nio written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/n4o847/nio 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded siphasher v0.3.9 [INFO] [stderr] Downloaded string_cache v0.8.3 [INFO] [stderr] Downloaded clap_derive v3.0.14 [INFO] [stderr] Downloaded lalrpop-util v0.19.7 [INFO] [stderr] Downloaded similar v2.1.0 [INFO] [stderr] Downloaded clap v3.0.14 [INFO] [stderr] Downloaded lalrpop v0.19.7 [INFO] [stderr] Downloaded insta v1.12.0 [INFO] [stderr] Downloaded libc v0.2.118 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0196b0f7d789f5df69c945b15a7198354283af97710be76ab3a26600d652ef8c [INFO] running `Command { std: "docker" "start" "-a" "0196b0f7d789f5df69c945b15a7198354283af97710be76ab3a26600d652ef8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0196b0f7d789f5df69c945b15a7198354283af97710be76ab3a26600d652ef8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0196b0f7d789f5df69c945b15a7198354283af97710be76ab3a26600d652ef8c", kill_on_drop: false }` [INFO] [stdout] 0196b0f7d789f5df69c945b15a7198354283af97710be76ab3a26600d652ef8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6b7e78c9999434338878ac5038fdadeff509d978a6f526f5430ffbb9abdf89a2 [INFO] running `Command { std: "docker" "start" "-a" "6b7e78c9999434338878ac5038fdadeff509d978a6f526f5430ffbb9abdf89a2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.118 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling smallvec v1.8.0 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling siphasher v0.3.9 [INFO] [stderr] Compiling lock_api v0.4.6 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Compiling pico-args v0.4.2 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Checking lalrpop-util v0.19.7 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking textwrap v0.14.2 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking nio_wasm v0.1.0 (/opt/rustwide/workdir/crates/wasm) [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> crates/wasm/src/syntax/types.rs:30:20 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct MemType(Limits); [INFO] [stdout] | ------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> crates/wasm/src/syntax/types.rs:34:22 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct TableType(Limits, ElemType); [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 34 | pub struct TableType((), ElemType); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> crates/wasm/src/syntax/types.rs:40:23 [INFO] [stdout] | [INFO] [stdout] 40 | pub struct GlobalType(Mut, ValType); [INFO] [stdout] | ---------- ^^^ ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing these fields [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling term v0.7.0 [INFO] [stderr] Checking similar v2.1.0 [INFO] [stderr] Checking console v0.15.0 [INFO] [stderr] Compiling string_cache v0.8.3 [INFO] [stderr] Compiling ascii-canvas v3.0.0 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> crates/wasm/src/syntax/types.rs:30:20 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct MemType(Limits); [INFO] [stdout] | ------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> crates/wasm/src/syntax/types.rs:34:22 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct TableType(Limits, ElemType); [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 34 | pub struct TableType((), ElemType); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> crates/wasm/src/syntax/types.rs:40:23 [INFO] [stdout] | [INFO] [stdout] 40 | pub struct GlobalType(Mut, ValType); [INFO] [stdout] | ---------- ^^^ ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing these fields [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling regex v1.5.5 [INFO] [stderr] Checking globset v0.4.8 [INFO] [stderr] Compiling lalrpop v0.19.7 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling clap_derive v3.0.14 [INFO] [stderr] Checking clap v3.0.14 [INFO] [stderr] Checking serde_yaml v0.8.23 [INFO] [stderr] Checking insta v1.12.0 [INFO] [stderr] Compiling nio_parser v0.1.0 (/opt/rustwide/workdir/crates/parser) [INFO] [stderr] Checking nio v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.94s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.7 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "6b7e78c9999434338878ac5038fdadeff509d978a6f526f5430ffbb9abdf89a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b7e78c9999434338878ac5038fdadeff509d978a6f526f5430ffbb9abdf89a2", kill_on_drop: false }` [INFO] [stdout] 6b7e78c9999434338878ac5038fdadeff509d978a6f526f5430ffbb9abdf89a2