[INFO] fetching crate salzweg 0.1.4... [INFO] building salzweg-0.1.4 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate salzweg 0.1.4 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate salzweg 0.1.4 [INFO] finished tweaking crates.io crate salzweg 0.1.4 [INFO] tweaked toml for crates.io crate salzweg 0.1.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate salzweg 0.1.4 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate salzweg 0.1.4 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1e787341b5dd0983ad6e10109e018f26c8ac113bc246e0dd76f62169a96c81ba [INFO] running `Command { std: "docker" "start" "-a" "1e787341b5dd0983ad6e10109e018f26c8ac113bc246e0dd76f62169a96c81ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1e787341b5dd0983ad6e10109e018f26c8ac113bc246e0dd76f62169a96c81ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e787341b5dd0983ad6e10109e018f26c8ac113bc246e0dd76f62169a96c81ba", kill_on_drop: false }` [INFO] [stdout] 1e787341b5dd0983ad6e10109e018f26c8ac113bc246e0dd76f62169a96c81ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cc8dbdccf4a54e86cb9c697f3954699cb960ade29e456bdd4c530e2a98b30bd9 [INFO] running `Command { std: "docker" "start" "-a" "cc8dbdccf4a54e86cb9c697f3954699cb960ade29e456bdd4c530e2a98b30bd9", kill_on_drop: false }` [INFO] [stderr] Compiling salzweg v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/io.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | fn iter(&mut self, amount: u8) -> BitReaderIterator { [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] 6 | fn iter(&mut self, amount: u8) -> BitReaderIterator<'_, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s [INFO] running `Command { std: "docker" "inspect" "cc8dbdccf4a54e86cb9c697f3954699cb960ade29e456bdd4c530e2a98b30bd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc8dbdccf4a54e86cb9c697f3954699cb960ade29e456bdd4c530e2a98b30bd9", kill_on_drop: false }` [INFO] [stdout] cc8dbdccf4a54e86cb9c697f3954699cb960ade29e456bdd4c530e2a98b30bd9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d4a16b8977edfea30d885c823ced189b661643901f7b8d6e7d8229855f8fa0a [INFO] running `Command { std: "docker" "start" "-a" "8d4a16b8977edfea30d885c823ced189b661643901f7b8d6e7d8229855f8fa0a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling syn v1.0.103 [INFO] [stderr] Compiling crossbeam-utils v0.8.12 [INFO] [stderr] Compiling serde_derive v1.0.147 [INFO] [stderr] Compiling libc v0.2.136 [INFO] [stderr] Compiling crossbeam-epoch v0.9.11 [INFO] [stderr] Compiling serde v1.0.147 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling serde_json v1.0.87 [INFO] [stderr] Compiling either v1.8.0 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling os_str_bytes v6.3.0 [INFO] [stderr] Compiling plotters-backend v0.3.4 [INFO] [stderr] Compiling ryu v1.0.11 [INFO] [stderr] Compiling itoa v1.0.4 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling miniz_oxide v0.5.4 [INFO] [stderr] Compiling anyhow v1.0.66 [INFO] [stderr] Compiling plotters-svg v0.3.3 [INFO] [stderr] Compiling regex-syntax v0.6.27 [INFO] [stderr] Compiling textwrap v0.16.0 [INFO] [stderr] Compiling weezl v0.1.7 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling crossbeam-channel v0.5.6 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/io.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | fn iter(&mut self, amount: u8) -> BitReaderIterator { [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] 6 | fn iter(&mut self, amount: u8) -> BitReaderIterator<'_, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "8d4a16b8977edfea30d885c823ced189b661643901f7b8d6e7d8229855f8fa0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d4a16b8977edfea30d885c823ced189b661643901f7b8d6e7d8229855f8fa0a", kill_on_drop: false }` [INFO] [stdout] 8d4a16b8977edfea30d885c823ced189b661643901f7b8d6e7d8229855f8fa0a