[INFO] cloning repository https://github.com/DCNick3/yalambda [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DCNick3/yalambda" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDCNick3%2Fyalambda", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDCNick3%2Fyalambda'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e3b8e72175af4e1ee4e7a4c144c324d5bbfc7fcf [INFO] checking DCNick3/yalambda against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDCNick3%2Fyalambda" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/DCNick3/yalambda [INFO] finished tweaking git repo https://github.com/DCNick3/yalambda [INFO] tweaked toml for git repo https://github.com/DCNick3/yalambda written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/DCNick3/yalambda on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/DCNick3/yalambda 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lalrpop-util v0.19.7 [INFO] [stderr] Downloaded crunchy v0.2.2 [INFO] [stderr] Downloaded hermit-abi v0.1.19 [INFO] [stderr] Downloaded codespan v0.11.1 [INFO] [stderr] Downloaded pico-args v0.4.2 [INFO] [stderr] Downloaded rustversion v1.0.6 [INFO] [stderr] Downloaded tiny-keccak v2.0.2 [INFO] [stderr] Downloaded bit-set v0.5.2 [INFO] [stderr] Downloaded redox_users v0.4.2 [INFO] [stderr] Downloaded thiserror-impl v1.0.30 [INFO] [stderr] Downloaded fixedbitset v0.2.0 [INFO] [stderr] Downloaded atty v0.2.14 [INFO] [stderr] Downloaded precomputed-hash v0.1.1 [INFO] [stderr] Downloaded termcolor v1.1.3 [INFO] [stderr] Downloaded thiserror v1.0.30 [INFO] [stderr] Downloaded winapi-util v0.1.5 [INFO] [stderr] Downloaded codespan-reporting v0.11.1 [INFO] [stderr] Downloaded unicode-width v0.1.9 [INFO] [stderr] Downloaded log v0.4.16 [INFO] [stderr] Downloaded hashbrown v0.11.2 [INFO] [stderr] Downloaded proc-macro2 v1.0.36 [INFO] [stderr] Downloaded itertools v0.10.3 [INFO] [stderr] Downloaded indexmap v1.8.0 [INFO] [stderr] Downloaded petgraph v0.5.1 [INFO] [stderr] Downloaded parking_lot v0.11.2 [INFO] [stderr] Downloaded ena v0.14.0 [INFO] [stderr] Downloaded getrandom v0.2.5 [INFO] [stderr] Downloaded lalrpop v0.19.7 [INFO] [stderr] Downloaded syn v1.0.89 [INFO] [stderr] Downloaded redox_syscall v0.2.11 [INFO] [stderr] Downloaded bit-vec v0.6.3 [INFO] [stderr] Downloaded lock_api v0.4.6 [INFO] [stderr] Downloaded instant v0.1.12 [INFO] [stderr] Downloaded string_cache v0.8.3 [INFO] [stderr] Downloaded wasi v0.10.2+wasi-snapshot-preview1 [INFO] [stderr] Downloaded dirs-sys-next v0.1.2 [INFO] [stderr] Downloaded ascii-canvas v3.0.0 [INFO] [stderr] Downloaded diff v0.1.12 [INFO] [stderr] Downloaded new_debug_unreachable v1.0.4 [INFO] [stderr] Downloaded parking_lot_core v0.8.5 [INFO] [stderr] Downloaded siphasher v0.3.10 [INFO] [stderr] Downloaded phf_shared v0.10.0 [INFO] [stderr] Downloaded term v0.7.0 [INFO] [stderr] Downloaded libc v0.2.121 [INFO] [stderr] Downloaded quote v1.0.16 [INFO] [stderr] Downloaded dirs-next v2.0.0 [INFO] [stderr] Downloaded winapi v0.3.9 [INFO] [stderr] Downloaded winapi-i686-pc-windows-gnu v0.4.0 [INFO] [stderr] Downloaded winapi-x86_64-pc-windows-gnu v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9091ba4d66e1eaf4d44b289ecfc1727c10e31a0d875741af18cbed790c36824d [INFO] running `Command { std: "docker" "start" "-a" "9091ba4d66e1eaf4d44b289ecfc1727c10e31a0d875741af18cbed790c36824d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9091ba4d66e1eaf4d44b289ecfc1727c10e31a0d875741af18cbed790c36824d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9091ba4d66e1eaf4d44b289ecfc1727c10e31a0d875741af18cbed790c36824d", kill_on_drop: false }` [INFO] [stdout] 9091ba4d66e1eaf4d44b289ecfc1727c10e31a0d875741af18cbed790c36824d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7eed891b5e5c08022473eb7be3e2efe2279ea0c52b157a73a0e04b6191a9f8e [INFO] running `Command { std: "docker" "start" "-a" "f7eed891b5e5c08022473eb7be3e2efe2279ea0c52b157a73a0e04b6191a9f8e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling smallvec v1.8.0 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling lock_api v0.4.6 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling pico-args v0.4.2 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking codespan v0.11.1 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Compiling term v0.7.0 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling string_cache v0.8.3 [INFO] [stderr] Compiling ascii-canvas v3.0.0 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking lalrpop-util v0.19.7 [INFO] [stderr] Compiling lalrpop v0.19.7 [INFO] [stderr] Compiling yalambda v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `error::*` [INFO] [stdout] --> src/ast/mod.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub use error::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `pattern::UnnamedPattern` [INFO] [stdout] --> src/ast/mod.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub use pattern::UnnamedPattern; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `pattern::UnnamedPattern` [INFO] [stdout] --> src/ast/mod.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub use pattern::UnnamedPattern; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/ast/context.rs:32:17 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn iter(&self) -> std::slice::Iter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 32 | pub fn iter(&self) -> std::slice::Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/ast/context.rs:32:17 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn iter(&self) -> std::slice::Iter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 32 | pub fn iter(&self) -> std::slice::Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.80s [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" "f7eed891b5e5c08022473eb7be3e2efe2279ea0c52b157a73a0e04b6191a9f8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7eed891b5e5c08022473eb7be3e2efe2279ea0c52b157a73a0e04b6191a9f8e", kill_on_drop: false }` [INFO] [stdout] f7eed891b5e5c08022473eb7be3e2efe2279ea0c52b157a73a0e04b6191a9f8e