[INFO] fetching crate gluon_vm 0.18.2...
[INFO] checking gluon_vm-0.18.2 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate gluon_vm 0.18.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate gluon_vm 0.18.2 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gluon_vm 0.18.2
[INFO] finished tweaking crates.io crate gluon_vm 0.18.2
[INFO] tweaked toml for crates.io crate gluon_vm 0.18.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 165 packages to latest compatible versions
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[INFO] [stderr]       Adding lalrpop v0.19.12 (available: v0.21.0)
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[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rpds v0.10.0
[INFO] [stderr]   Downloaded gluon_parser v0.18.2
[INFO] [stderr]   Downloaded gluon_codegen v0.18.2
[INFO] [stderr]   Downloaded serde_state v0.4.8
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "9d3750c4550e9409c1eedca002c5a37b2cea7976ffb889c4ba3044bfc5ab4397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d3750c4550e9409c1eedca002c5a37b2cea7976ffb889c4ba3044bfc5ab4397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d3750c4550e9409c1eedca002c5a37b2cea7976ffb889c4ba3044bfc5ab4397", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea88afe97131aa32632407c982e9963f017968a40711aeb3adcec5eb57f7f0d5
[INFO] running `Command { std: "docker" "start" "-a" "ea88afe97131aa32632407c982e9963f017968a40711aeb3adcec5eb57f7f0d5", kill_on_drop: false }`
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[INFO] [stdout] warning: method `produce_slice` is never used
[INFO] [stdout]    --> src/core/interpreter.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 127 | trait Resolver<'l, 'a> {
[INFO] [stdout]     |       -------- method in this trait
[INFO] [stdout] 128 |     fn produce(&self, expr: CExpr<'a>) -> CExpr<'l>;
[INFO] [stdout] 129 |     fn produce_slice(&self, expr: &'a [Expr<'a>]) -> &'l [Expr<'l>];
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/core/mod.rs:366:32
[INFO] [stdout]     |
[INFO] [stdout] 366 |     pub struct FrozenAllocator(Arc<Allocator<'static>>);
[INFO] [stdout]     |                --------------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `FrozenAllocator` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]   --> src/value.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         self as *const _ == other as *const _
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]    |
[INFO] [stdout] 50 |         std::ptr::addr_eq(self as *const _, other as *const _)
[INFO] [stdout]    |         ++++++++++++++++++                ~                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read /opt/rustwide/target/debug/build/gluon_vm-e9a4cc78043ae763/out/core/grammar.rs: No such file or directory (os error 2)
[INFO] [stdout]   --> src/core/mod.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / lalrpop_util::lalrpop_mod!(
[INFO] [stdout] 22 | |     #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stdout] 23 | |     #[allow(unused_parens)]
[INFO] [stdout] 24 | |     pub grammar,
[INFO] [stdout] 25 | |     "/core/grammar.rs"
[INFO] [stdout] 26 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include` which comes from the expansion of the macro `lalrpop_util::lalrpop_mod` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gluon_vm` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ea88afe97131aa32632407c982e9963f017968a40711aeb3adcec5eb57f7f0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea88afe97131aa32632407c982e9963f017968a40711aeb3adcec5eb57f7f0d5", kill_on_drop: false }`
[INFO] [stdout] ea88afe97131aa32632407c982e9963f017968a40711aeb3adcec5eb57f7f0d5