[INFO] fetching crate postcss 0.0.2... [INFO] testing postcss-0.0.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate postcss 0.0.2 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate postcss 0.0.2 [INFO] finished tweaking crates.io crate postcss 0.0.2 [INFO] tweaked toml for crates.io crate postcss 0.0.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate postcss 0.0.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate postcss 0.0.2 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rayon-core v1.9.1 [INFO] [stderr] Downloaded ctor v0.1.21 [INFO] [stderr] Downloaded output_vt100 v0.1.2 [INFO] [stderr] Downloaded diff v0.1.12 [INFO] [stderr] Downloaded crossbeam-deque v0.8.1 [INFO] [stderr] Downloaded semver v1.0.4 [INFO] [stderr] Downloaded cast v0.2.7 [INFO] [stderr] Downloaded criterion-plot v0.4.4 [INFO] [stderr] Downloaded memoffset v0.6.4 [INFO] [stderr] Downloaded pretty_assertions v0.7.2 [INFO] [stderr] Downloaded rayon v1.5.1 [INFO] [stderr] Downloaded criterion v0.3.5 [INFO] [stderr] Downloaded ropey v1.3.1 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.5 [INFO] [stderr] Downloaded plotters-backend v0.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 84aa6d1c56ff6f890ce246ef44a686dd86aa9a857dfa63c9d619c09780d3b0b7 [INFO] running `Command { std: "docker" "start" "-a" "84aa6d1c56ff6f890ce246ef44a686dd86aa9a857dfa63c9d619c09780d3b0b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "84aa6d1c56ff6f890ce246ef44a686dd86aa9a857dfa63c9d619c09780d3b0b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84aa6d1c56ff6f890ce246ef44a686dd86aa9a857dfa63c9d619c09780d3b0b7", kill_on_drop: false }` [INFO] [stdout] 84aa6d1c56ff6f890ce246ef44a686dd86aa9a857dfa63c9d619c09780d3b0b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] db70a50b3e414ec64a940a517684cf54b86e43cf9386ab3dfdc13390579a8ae7 [INFO] running `Command { std: "docker" "start" "-a" "db70a50b3e414ec64a940a517684cf54b86e43cf9386ab3dfdc13390579a8ae7", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling serde_json v1.0.68 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling ropey v1.3.1 [INFO] [stdout] error[E0080]: attempt to compute `0_usize - 1_usize`, which would overflow [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ropey-1.3.1/src/tree/mod.rs:74:19 [INFO] [stdout] | [INFO] [stdout] 74 | const _: [(); 0 - !{ [INFO] [stdout] | ___________________^ [INFO] [stdout] 75 | | // Assert alignment. [INFO] [stdout] 76 | | const ASSERT: bool = if align_of::() > ARC_COUNTERS_SIZE { [INFO] [stdout] 77 | | align_of::() + size_of::() [INFO] [stdout] ... | [INFO] [stdout] 81 | | ASSERT [INFO] [stdout] 82 | | } as usize] = []; [INFO] [stdout] | |______________^ evaluation of `tree::constants::_::{constant#0}` failed here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0080`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ropey` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "db70a50b3e414ec64a940a517684cf54b86e43cf9386ab3dfdc13390579a8ae7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db70a50b3e414ec64a940a517684cf54b86e43cf9386ab3dfdc13390579a8ae7", kill_on_drop: false }` [INFO] [stdout] db70a50b3e414ec64a940a517684cf54b86e43cf9386ab3dfdc13390579a8ae7