[INFO] cloning repository https://github.com/beaglelang/beagle-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/beaglelang/beagle-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeaglelang%2Fbeagle-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeaglelang%2Fbeagle-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c947368f38daa6e26be3af9544e99f974f4f6ed0
[INFO] testing beaglelang/beagle-lang against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeaglelang%2Fbeagle-lang" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/beaglelang/beagle-lang on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/beaglelang/beagle-lang
[INFO] finished tweaking git repo https://github.com/beaglelang/beagle-lang
[INFO] tweaked toml for git repo https://github.com/beaglelang/beagle-lang written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/beaglelang/beagle-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 829eda3026dee9293fa5c9753ba4f629ed2c0f6ba6bbe4bf92722151e30e3fba
[INFO] running `Command { std: "docker" "start" "-a" "829eda3026dee9293fa5c9753ba4f629ed2c0f6ba6bbe4bf92722151e30e3fba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "829eda3026dee9293fa5c9753ba4f629ed2c0f6ba6bbe4bf92722151e30e3fba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "829eda3026dee9293fa5c9753ba4f629ed2c0f6ba6bbe4bf92722151e30e3fba", kill_on_drop: false }`
[INFO] [stdout] 829eda3026dee9293fa5c9753ba4f629ed2c0f6ba6bbe4bf92722151e30e3fba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 290bf4351c2a2fa315f74e3f15009d7e56e2da8b7be030ae6a29f982c310407d
[INFO] running `Command { std: "docker" "start" "-a" "290bf4351c2a2fa315f74e3f15009d7e56e2da8b7be030ae6a29f982c310407d", kill_on_drop: false }`
[INFO] [stderr] Compiling proc-macro2 v1.0.18
[INFO] [stderr] Compiling unicode-xid v0.2.0
[INFO] [stderr] Compiling syn v1.0.30
[INFO] [stderr] Compiling serde v1.0.111
[INFO] [stderr] Compiling memchr v2.3.3
[INFO] [stderr] Compiling libc v0.2.71
[INFO] [stderr] Compiling cfg-if v0.1.10
[INFO] [stderr] Compiling ryu v1.0.5
[INFO] [stderr] Compiling byteorder v1.3.4
[INFO] [stderr] Compiling syn v0.15.44
[INFO] [stderr] Compiling either v1.5.3
[INFO] [stderr] Compiling num-derive v0.2.5
[INFO] [stderr] Compiling bitflags v1.2.1
[INFO] [stderr] Compiling futures-core v0.3.5
[INFO] [stderr] Compiling proc-macro-hack v0.5.16
[INFO] [stderr] Compiling once_cell v1.4.0
[INFO] [stderr] Compiling futures-sink v0.3.5
[INFO] [stderr] Compiling regex-syntax v0.6.18
[INFO] [stderr] Compiling slab v0.4.2
[INFO] [stderr] Compiling ansi_term v0.11.0
[INFO] [stderr] Compiling oorandom v11.1.1
[INFO] [stderr] Compiling unicode-segmentation v1.6.0
[INFO] [stderr] Compiling annotate-snippets v0.8.0
[INFO] [stderr] Compiling num-traits v0.2.11
[INFO] [stderr] Compiling cast v0.2.3
[INFO] [stderr] Compiling crossbeam-utils v0.7.2
[INFO] [stderr] Compiling annotate-snippets v0.6.1
[INFO] [stderr] Compiling futures-channel v0.3.5
[INFO] [stderr] Compiling itertools v0.9.0
[INFO] [stderr] Compiling futures-task v0.3.5
[INFO] [stderr] Compiling crossbeam-epoch v0.8.2
[INFO] [stderr] Compiling crossbeam-queue v0.2.2
[INFO] [stderr] Compiling clap v2.33.1
[INFO] [stderr] Compiling regex-automata v0.1.9
[INFO] [stderr] Compiling crossbeam-deque v0.7.3
[INFO] [stderr] Compiling csv-core v0.1.10
[INFO] [stderr] Compiling num_cpus v1.13.0
[INFO] [stderr] Compiling atty v0.2.14
[INFO] [stderr] Compiling criterion-plot v0.4.2
[INFO] [stderr] Compiling rayon-core v1.7.0
[INFO] [stderr] Compiling quote v1.0.6
[INFO] [stderr] Compiling plotters v0.2.15
[INFO] [stderr] Compiling regex v1.3.9
[INFO] [stderr] Compiling rayon v1.3.0
[INFO] [stderr] Compiling serde_derive v1.0.111
[INFO] [stderr] Compiling pin-project-internal v0.4.19
[INFO] [stderr] Compiling ir_derive v0.1.0 (/opt/rustwide/workdir/ir_derive)
[INFO] [stderr] Compiling futures-macro v0.3.5
[INFO] [stderr] Compiling ir_traits v0.1.0 (/opt/rustwide/workdir/ir_traits)
[INFO] [stderr] Compiling pin-project v0.4.19
[INFO] [stderr] Compiling futures-util v0.3.5
[INFO] [stderr] Compiling futures-executor v0.3.5
[INFO] [stderr] Compiling futures v0.3.5
[INFO] [stderr] Compiling core v0.0.1 (/opt/rustwide/workdir/core)
[INFO] [stderr] Compiling serde_json v1.0.53
[INFO] [stderr] Compiling bstr v0.2.13
[INFO] [stderr] Compiling ir v0.0.1 (/opt/rustwide/workdir/ir)
[INFO] [stderr] Compiling module_messages v0.1.0 (/opt/rustwide/workdir/module_messages)
[INFO] [stderr] Compiling ty v0.1.0 (/opt/rustwide/workdir/ty)
[INFO] [stderr] Compiling mutable v0.1.0 (/opt/rustwide/workdir/mutable)
[INFO] [stderr] Compiling expr v0.1.0 (/opt/rustwide/workdir/expr)
[INFO] [stderr] Compiling ident v0.1.0 (/opt/rustwide/workdir/ident)
[INFO] [stderr] Compiling symbol_table v0.1.0 (/opt/rustwide/workdir/symbol_table)
[INFO] [stderr] Compiling csv v1.1.3
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout] --> symbol_table/src/lib.rs:48:21
[INFO] [stdout] |
[INFO] [stdout] 48 | / &table.symbols.push(Symbol{
[INFO] [stdout] 49 | | name: local_name,
[INFO] [stdout] 50 | | type_,
[INFO] [stdout] 51 | | kind: SymbolKind::Local
[INFO] [stdout] 52 | | });
[INFO] [stdout] | |______________________^
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stderr] Compiling stmt v0.1.0 (/opt/rustwide/workdir/stmt)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stderr] Compiling tinytemplate v1.1.0
[INFO] [stderr] Compiling criterion v0.3.2
[INFO] [stderr] Compiling notices v0.1.0 (/opt/rustwide/workdir/notices)
[INFO] [stderr] Compiling lexer v0.1.0 (/opt/rustwide/workdir/lexer)
[INFO] [stderr] Compiling memmy v0.1.0 (/opt/rustwide/workdir/memmy)
[INFO] [stderr] Compiling typeck v0.1.0 (/opt/rustwide/workdir/typeck)
[INFO] [stdout] warning: variant is never constructed: `PropertyRef`
[INFO] [stdout] --> memmy/src/lifetime.rs:23:5
[INFO] [stdout] |
[INFO] [stdout] 23 | PropertyRef,
[INFO] [stdout] | ^^^^^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variant is never constructed: `LocalRef`
[INFO] [stdout] --> memmy/src/lifetime.rs:24:5
[INFO] [stdout] |
[INFO] [stdout] 24 | LocalRef,
[INFO] [stdout] | ^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variant is never constructed: `FunctionRef`
[INFO] [stdout] --> memmy/src/lifetime.rs:25:5
[INFO] [stdout] |
[INFO] [stdout] 25 | FunctionRef,
[INFO] [stdout] | ^^^^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variant is never constructed: `RefRef`
[INFO] [stdout] --> memmy/src/lifetime.rs:26:5
[INFO] [stdout] |
[INFO] [stdout] 26 | RefRef
[INFO] [stdout] | ^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stderr] Compiling parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stderr] Compiling frontend v0.0.1 (/opt/rustwide/workdir/frontend)
[INFO] [stdout] warning: unused variable: `mir_rx`
[INFO] [stdout] --> frontend/src/lib.rs:68:22
[INFO] [stdout] |
[INFO] [stdout] 68 | let (mir_tx, mir_rx) = channel::