[INFO] fetching crate sylt-typechecker 0.1.0... [INFO] testing sylt-typechecker-0.1.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate sylt-typechecker 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate sylt-typechecker 0.1.0 [INFO] finished tweaking crates.io crate sylt-typechecker 0.1.0 [INFO] tweaked toml for crates.io crate sylt-typechecker 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate sylt-typechecker 0.1.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 18 packages to latest compatible versions [INFO] [stderr] Adding owo-colors v2.1.0 (available: v4.2.3) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sylt-common v0.1.0 [INFO] [stderr] Downloaded sylt-macro v0.1.0 [INFO] [stderr] Downloaded beef v0.5.2 [INFO] [stderr] Downloaded logos v0.12.1 [INFO] [stderr] Downloaded sylt-tokenizer v0.1.0 [INFO] [stderr] Downloaded logos-derive v0.12.1 [INFO] [stderr] Downloaded owo-colors v2.1.0 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e491e7260e08b8bcb31be6e651ccb46bdb0da6f1678ec80fdb0dd0bb1644db02 [INFO] running `Command { std: "docker" "start" "-a" "e491e7260e08b8bcb31be6e651ccb46bdb0da6f1678ec80fdb0dd0bb1644db02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e491e7260e08b8bcb31be6e651ccb46bdb0da6f1678ec80fdb0dd0bb1644db02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e491e7260e08b8bcb31be6e651ccb46bdb0da6f1678ec80fdb0dd0bb1644db02", kill_on_drop: false }` [INFO] [stdout] e491e7260e08b8bcb31be6e651ccb46bdb0da6f1678ec80fdb0dd0bb1644db02 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 514330d1aa8db9fdf48ee43436c07b1fbea2caefdd0659cb950aa3e4fbd517c9 [INFO] running `Command { std: "docker" "start" "-a" "514330d1aa8db9fdf48ee43436c07b1fbea2caefdd0659cb950aa3e4fbd517c9", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling beef v0.5.2 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling owo-colors v2.1.0 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling sylt-macro v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling logos-derive v0.12.1 [INFO] [stderr] Compiling logos v0.12.1 [INFO] [stderr] Compiling sylt-tokenizer v0.1.0 [INFO] [stderr] Compiling sylt-common v0.1.0 [INFO] [stderr] Compiling sylt-typechecker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/typechecker.rs:11:46 [INFO] [stdout] | [INFO] [stdout] 11 | return Err($thing.error($kind, None)); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 823 | error!(self, RuntimeError::TypeError(op, vec![a.into()])) [INFO] [stdout] | --------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `error` [INFO] [stdout] = note: `#[deny(semicolon_in_expressions_from_macros)]` (part of `#[deny(future_incompatible)]`) on by default [INFO] [stdout] = note: this error originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/typechecker.rs:325:24 [INFO] [stdout] | [INFO] [stdout] 325 | fn stack_from_base(&self, base: usize) -> Cow<[Value]> { [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] 325 | fn stack_from_base(&self, base: usize) -> Cow<'_, [Value]> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `sylt-typechecker` (lib) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "514330d1aa8db9fdf48ee43436c07b1fbea2caefdd0659cb950aa3e4fbd517c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "514330d1aa8db9fdf48ee43436c07b1fbea2caefdd0659cb950aa3e4fbd517c9", kill_on_drop: false }` [INFO] [stdout] 514330d1aa8db9fdf48ee43436c07b1fbea2caefdd0659cb950aa3e4fbd517c9