[INFO] fetching crate salzweg 0.1.4... [INFO] testing salzweg-0.1.4 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8 [INFO] extracting crate salzweg 0.1.4 into /workspace/builds/worker-3-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-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate salzweg 0.1.4 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a6a12e51e0a15e2f07caa80b966adc971d0cee54a6bd6d8385cc5f4f99b280d7 [INFO] running `Command { std: "docker" "start" "-a" "a6a12e51e0a15e2f07caa80b966adc971d0cee54a6bd6d8385cc5f4f99b280d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6a12e51e0a15e2f07caa80b966adc971d0cee54a6bd6d8385cc5f4f99b280d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6a12e51e0a15e2f07caa80b966adc971d0cee54a6bd6d8385cc5f4f99b280d7", kill_on_drop: false }` [INFO] [stdout] a6a12e51e0a15e2f07caa80b966adc971d0cee54a6bd6d8385cc5f4f99b280d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8866f07547eb3e3cb442bc0cae91cd851c5a0c7bda74d9462686c8497ed3258a [INFO] running `Command { std: "docker" "start" "-a" "8866f07547eb3e3cb442bc0cae91cd851c5a0c7bda74d9462686c8497ed3258a", 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 0.31s [INFO] running `Command { std: "docker" "inspect" "8866f07547eb3e3cb442bc0cae91cd851c5a0c7bda74d9462686c8497ed3258a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8866f07547eb3e3cb442bc0cae91cd851c5a0c7bda74d9462686c8497ed3258a", kill_on_drop: false }` [INFO] [stdout] 8866f07547eb3e3cb442bc0cae91cd851c5a0c7bda74d9462686c8497ed3258a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 75a62452f019b0623b00387edbeab549053550eed5ab6de54a0f935773fe3a17 [INFO] running `Command { std: "docker" "start" "-a" "75a62452f019b0623b00387edbeab549053550eed5ab6de54a0f935773fe3a17", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling crossbeam-utils v0.8.12 [INFO] [stderr] Compiling syn v1.0.103 [INFO] [stderr] Compiling memoffset v0.6.5 [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 scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling either v1.8.0 [INFO] [stderr] Compiling serde_json v1.0.87 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling itoa v1.0.4 [INFO] [stderr] Compiling ciborium-io v0.2.0 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling os_str_bytes v6.3.0 [INFO] [stderr] Compiling ryu v1.0.11 [INFO] [stderr] Compiling plotters-backend v0.3.4 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling miniz_oxide v0.5.4 [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 anyhow v1.0.66 [INFO] [stderr] Compiling textwrap v0.16.0 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Compiling ciborium-ll v0.2.0 [INFO] [stderr] Compiling regex-syntax v0.6.27 [INFO] [stderr] Compiling crossbeam-channel v0.5.6 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling plotters-svg v0.3.3 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] Compiling atty v0.2.14 [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" "75a62452f019b0623b00387edbeab549053550eed5ab6de54a0f935773fe3a17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75a62452f019b0623b00387edbeab549053550eed5ab6de54a0f935773fe3a17", kill_on_drop: false }` [INFO] [stdout] 75a62452f019b0623b00387edbeab549053550eed5ab6de54a0f935773fe3a17