[INFO] cloning repository https://github.com/kriomant/pipec [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kriomant/pipec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkriomant%2Fpipec", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkriomant%2Fpipec'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bad8c25c44ea07def06b03a4870f806c41455a6d [INFO] building kriomant/pipec against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkriomant%2Fpipec" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/kriomant/pipec [INFO] finished tweaking git repo https://github.com/kriomant/pipec [INFO] tweaked toml for git repo https://github.com/kriomant/pipec written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/kriomant/pipec on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/kriomant/pipec 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" 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"/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eef5e43ded552693c2f5563066811bff84fa093dab3982e06a1ccdcfcefcbf04 [INFO] running `Command { std: "docker" "start" "-a" "eef5e43ded552693c2f5563066811bff84fa093dab3982e06a1ccdcfcefcbf04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eef5e43ded552693c2f5563066811bff84fa093dab3982e06a1ccdcfcefcbf04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eef5e43ded552693c2f5563066811bff84fa093dab3982e06a1ccdcfcefcbf04", kill_on_drop: false }` [INFO] [stdout] eef5e43ded552693c2f5563066811bff84fa093dab3982e06a1ccdcfcefcbf04 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 722d445fdbc1933042fc224c8f0c52be127124583b6b8b5198d686c1394e540a [INFO] running `Command { std: "docker" "start" "-a" "722d445fdbc1933042fc224c8f0c52be127124583b6b8b5198d686c1394e540a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling rustversion v1.0.21 [INFO] [stderr] Compiling log v0.4.27 [INFO] [stderr] Compiling unicode-segmentation v1.12.0 [INFO] [stderr] Compiling thiserror v2.0.12 [INFO] [stderr] Compiling foldhash v0.1.5 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Compiling itertools v0.13.0 [INFO] [stderr] Compiling cc v1.2.29 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling indoc v2.0.6 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling unicode-width v0.2.0 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling itertools v0.14.0 [INFO] [stderr] Compiling hashbrown v0.15.4 [INFO] [stderr] Compiling rustix v1.0.7 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling deranged v0.4.0 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[INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:1054:60 [INFO] [stdout] | [INFO] [stdout] 1054 | let mut lines = std::mem::take(&mut cache.lines_cache).recycle(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `recycle(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::::recycle` [INFO] [stdout] | [INFO] [stdout] 3 + #![feature(vec_recycle)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:1055:71 [INFO] [stdout] | [INFO] [stdout] 1055 | lines.extend(cache.spans_caches.drain(..).map(|v| Line { spans: v.recycle(), ..Default::default() })); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `recycle(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::::recycle` [INFO] [stdout] | [INFO] [stdout] 3 + #![feature(vec_recycle)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:1063:96 [INFO] [stdout] | [INFO] [stdout] 1063 | cache.spans_caches.extend(text.lines.iter_mut().map(|line| std::mem::take(&mut line.spans).recycle())); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `recycle(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::::recycle` [INFO] [stdout] | [INFO] [stdout] 3 + #![feature(vec_recycle)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:1064:36 [INFO] [stdout] | [INFO] [stdout] 1064 | cache.lines_cache = text.lines.recycle(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `recycle(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::::recycle` [INFO] [stdout] | [INFO] [stdout] 3 + #![feature(vec_recycle)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> /opt/rustwide/target/debug/build/pipec-a57435c86a8617d0/out/pipeline_ebnf.rs:6:4784 [INFO] [stdout] | [INFO] [stdout] 6 | ...r) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : rest_commands , state }) } pub... [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> /opt/rustwide/target/debug/build/pipec-a57435c86a8617d0/out/pipeline_ebnf.rs:6:7773 [INFO] [stdout] | [INFO] [stdout] 6 | ...r) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parse... [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> /opt/rustwide/target/debug/build/pipec-a57435c86a8617d0/out/pipeline_ebnf.rs:6:17710 [INFO] [stdout] | [INFO] [stdout] 6 | ...r) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parse... [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> /opt/rustwide/target/debug/build/pipec-a57435c86a8617d0/out/pipeline_ebnf.rs:6:20496 [INFO] [stdout] | [INFO] [stdout] 6 | ...r) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parse... [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> /opt/rustwide/target/debug/build/pipec-a57435c86a8617d0/out/pipeline_ebnf.rs:6:22414 [INFO] [stdout] | [INFO] [stdout] 6 | ...r) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parse... [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 00s [INFO] running `Command { std: "docker" "inspect" "722d445fdbc1933042fc224c8f0c52be127124583b6b8b5198d686c1394e540a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "722d445fdbc1933042fc224c8f0c52be127124583b6b8b5198d686c1394e540a", kill_on_drop: false }` [INFO] [stdout] 722d445fdbc1933042fc224c8f0c52be127124583b6b8b5198d686c1394e540a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bcec70f63065778b945ca535be86cf0224d26f6fa0d52131d7e94b72a3bc4688 [INFO] running `Command { std: "docker" "start" "-a" "bcec70f63065778b945ca535be86cf0224d26f6fa0d52131d7e94b72a3bc4688", kill_on_drop: false }` [INFO] [stderr] Compiling pipec v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:1054:60 [INFO] [stdout] | [INFO] [stdout] 1054 | let mut lines = std::mem::take(&mut cache.lines_cache).recycle(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `recycle(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::::recycle` [INFO] [stdout] | [INFO] [stdout] 3 + #![feature(vec_recycle)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:1055:71 [INFO] [stdout] | [INFO] [stdout] 1055 | lines.extend(cache.spans_caches.drain(..).map(|v| Line { spans: v.recycle(), ..Default::default() })); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `recycle(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::::recycle` [INFO] [stdout] | [INFO] [stdout] 3 + #![feature(vec_recycle)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:1063:96 [INFO] [stdout] | [INFO] [stdout] 1063 | cache.spans_caches.extend(text.lines.iter_mut().map(|line| std::mem::take(&mut line.spans).recycle())); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `recycle(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::::recycle` [INFO] [stdout] | [INFO] [stdout] 3 + #![feature(vec_recycle)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:1064:36 [INFO] [stdout] | [INFO] [stdout] 1064 | cache.lines_cache = text.lines.recycle(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `recycle(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::::recycle` [INFO] [stdout] | [INFO] [stdout] 3 + #![feature(vec_recycle)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> /opt/rustwide/target/debug/build/pipec-a57435c86a8617d0/out/pipeline_ebnf.rs:6:4784 [INFO] [stdout] | [INFO] [stdout] 6 | ...r) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : rest_commands , state }) } pub... [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> /opt/rustwide/target/debug/build/pipec-a57435c86a8617d0/out/pipeline_ebnf.rs:6:7773 [INFO] [stdout] | [INFO] [stdout] 6 | ...r) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parse... [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> /opt/rustwide/target/debug/build/pipec-a57435c86a8617d0/out/pipeline_ebnf.rs:6:17710 [INFO] [stdout] | [INFO] [stdout] 6 | ...r) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parse... [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> /opt/rustwide/target/debug/build/pipec-a57435c86a8617d0/out/pipeline_ebnf.rs:6:20496 [INFO] [stdout] | [INFO] [stdout] 6 | ...r) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parse... [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> /opt/rustwide/target/debug/build/pipec-a57435c86a8617d0/out/pipeline_ebnf.rs:6:22414 [INFO] [stdout] | [INFO] [stdout] 6 | ...r) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parse... [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.13s [INFO] running `Command { std: "docker" "inspect" "bcec70f63065778b945ca535be86cf0224d26f6fa0d52131d7e94b72a3bc4688", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcec70f63065778b945ca535be86cf0224d26f6fa0d52131d7e94b72a3bc4688", kill_on_drop: false }` [INFO] [stdout] bcec70f63065778b945ca535be86cf0224d26f6fa0d52131d7e94b72a3bc4688