[INFO] fetching crate pipec 0.2.1...
[INFO] testing pipec-0.2.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] extracting crate pipec 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate pipec 0.2.1
[INFO] finished tweaking crates.io crate pipec 0.2.1
[INFO] tweaked toml for crates.io crate pipec 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pipec 0.2.1 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pipec 0.2.1 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1490507017bb7edb8797c0c74c2d5887acaa3c38097b85b5b2a3d1ee44c4f994
[INFO] running `Command { std: "docker" "start" "-a" "1490507017bb7edb8797c0c74c2d5887acaa3c38097b85b5b2a3d1ee44c4f994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1490507017bb7edb8797c0c74c2d5887acaa3c38097b85b5b2a3d1ee44c4f994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1490507017bb7edb8797c0c74c2d5887acaa3c38097b85b5b2a3d1ee44c4f994", kill_on_drop: false }`
[INFO] [stdout] 1490507017bb7edb8797c0c74c2d5887acaa3c38097b85b5b2a3d1ee44c4f994
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0589a1271dab2c9d0ecccd4630df255bb6d8147584ea58a5bc8ea7cd17699eaa
[INFO] running `Command { std: "docker" "start" "-a" "0589a1271dab2c9d0ecccd4630df255bb6d8147584ea58a5bc8ea7cd17699eaa", kill_on_drop: false }`
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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]      = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[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 <https://github.com/rust-lang/rust/issues/48919>
[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::<T, A>::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]      = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[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 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::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]      = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[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 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::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]      = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[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 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::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-6ea91b0d88c667fc/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-6ea91b0d88c667fc/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-6ea91b0d88c667fc/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-6ea91b0d88c667fc/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-6ea91b0d88c667fc/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] [stdout] warning: feature `box_patterns` is declared but not used
[INFO] [stdout]  --> src/main.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(result_option_map_or_default, box_patterns, import_trait_associated_functions, exit_status_error)]
[INFO] [stdout]   |                                          ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `import_trait_associated_functions` is declared but not used
[INFO] [stdout]  --> src/main.rs:1:56
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(result_option_map_or_default, box_patterns, import_trait_associated_functions, exit_status_error)]
[INFO] [stdout]   |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `result_option_map_or_default` is declared but not used
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(result_option_map_or_default, box_patterns, import_trait_associated_functions, exit_status_error)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.49s
[INFO] running `Command { std: "docker" "inspect" "0589a1271dab2c9d0ecccd4630df255bb6d8147584ea58a5bc8ea7cd17699eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0589a1271dab2c9d0ecccd4630df255bb6d8147584ea58a5bc8ea7cd17699eaa", kill_on_drop: false }`
[INFO] [stdout] 0589a1271dab2c9d0ecccd4630df255bb6d8147584ea58a5bc8ea7cd17699eaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] daba795959d414239869f67a11e5a420f1e469ba49c9470b3190f6f164fcdbc5
[INFO] running `Command { std: "docker" "start" "-a" "daba795959d414239869f67a11e5a420f1e469ba49c9470b3190f6f164fcdbc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling pipec v0.2.1 (/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]      = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[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 <https://github.com/rust-lang/rust/issues/48919>
[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::<T, A>::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]      = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[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 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::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]      = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[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 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::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]      = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[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 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::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-6ea91b0d88c667fc/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-6ea91b0d88c667fc/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-6ea91b0d88c667fc/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-6ea91b0d88c667fc/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-6ea91b0d88c667fc/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] [stdout] warning: feature `box_patterns` is declared but not used
[INFO] [stdout]  --> src/main.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(result_option_map_or_default, box_patterns, import_trait_associated_functions, exit_status_error)]
[INFO] [stdout]   |                                          ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `result_option_map_or_default` is declared but not used
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(result_option_map_or_default, box_patterns, import_trait_associated_functions, exit_status_error)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "daba795959d414239869f67a11e5a420f1e469ba49c9470b3190f6f164fcdbc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daba795959d414239869f67a11e5a420f1e469ba49c9470b3190f6f164fcdbc5", kill_on_drop: false }`
[INFO] [stdout] daba795959d414239869f67a11e5a420f1e469ba49c9470b3190f6f164fcdbc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5c98cfbaceec12314d5778c12dc7aa28494833c77d06daa67be3cfe9a39142f7
[INFO] running `Command { std: "docker" "start" "-a" "5c98cfbaceec12314d5778c12dc7aa28494833c77d06daa67be3cfe9a39142f7", kill_on_drop: false }`
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]     --> src/main.rs:1054:60
[INFO] [stderr]      |
[INFO] [stderr] 1054 |     let mut lines = std::mem::take(&mut cache.lines_cache).recycle();
[INFO] [stderr]      |                                                            ^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[INFO] [stderr]      = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]      = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]      = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::recycle`
[INFO] [stderr]      |
[INFO] [stderr]    3 + #![feature(vec_recycle)]
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]     --> src/main.rs:1055:71
[INFO] [stderr]      |
[INFO] [stderr] 1055 |     lines.extend(cache.spans_caches.drain(..).map(|v| Line { spans: v.recycle(), ..Default::default() }));
[INFO] [stderr]      |                                                                       ^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[INFO] [stderr]      = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]      = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::recycle`
[INFO] [stderr]      |
[INFO] [stderr]    3 + #![feature(vec_recycle)]
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]     --> src/main.rs:1063:96
[INFO] [stderr]      |
[INFO] [stderr] 1063 |     cache.spans_caches.extend(text.lines.iter_mut().map(|line| std::mem::take(&mut line.spans).recycle()));
[INFO] [stderr]      |                                                                                                ^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[INFO] [stderr]      = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]      = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::recycle`
[INFO] [stderr]      |
[INFO] [stderr]    3 + #![feature(vec_recycle)]
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]     --> src/main.rs:1064:36
[INFO] [stderr]      |
[INFO] [stderr] 1064 |     cache.lines_cache = text.lines.recycle();
[INFO] [stderr]      |                                    ^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: call with fully qualified syntax `recycle(...)` to keep using the current method
[INFO] [stderr]      = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]      = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] help: add `#![feature(vec_recycle)]` to the crate attributes to enable `Vec::<T, A>::recycle`
[INFO] [stderr]      |
[INFO] [stderr]    3 + #![feature(vec_recycle)]
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `iterations` is never read
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/pipec-6ea91b0d88c667fc/out/pipeline_ebnf.rs:6:4784
[INFO] [stderr]   |
[INFO] [stderr] 6 | ...r) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : rest_commands , state }) } pub...
[INFO] [stderr]   |                                                             ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `iterations` is never read
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/pipec-6ea91b0d88c667fc/out/pipeline_ebnf.rs:6:7773
[INFO] [stderr]   |
[INFO] [stderr] 6 | ...r) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parse...
[INFO] [stderr]   |                                                             ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `iterations` is never read
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/pipec-6ea91b0d88c667fc/out/pipeline_ebnf.rs:6:17710
[INFO] [stderr]   |
[INFO] [stderr] 6 | ...r) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parse...
[INFO] [stderr]   |                                                             ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `iterations` is never read
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/pipec-6ea91b0d88c667fc/out/pipeline_ebnf.rs:6:20496
[INFO] [stderr]   |
[INFO] [stderr] 6 | ...r) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parse...
[INFO] [stderr]   |                                                             ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `iterations` is never read
[INFO] [stderr]  --> /opt/rustwide/target/debug/build/pipec-6ea91b0d88c667fc/out/pipeline_ebnf.rs:6:22414
[INFO] [stderr]   |
[INFO] [stderr] 6 | ...r) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parse...
[INFO] [stderr]   |                                                             ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: feature `box_patterns` is declared but not used
[INFO] [stderr]  --> src/main.rs:1:42
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(result_option_map_or_default, box_patterns, import_trait_associated_functions, exit_status_error)]
[INFO] [stderr]   |                                          ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: feature `result_option_map_or_default` is declared but not used
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(result_option_map_or_default, box_patterns, import_trait_associated_functions, exit_status_error)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `pipec` (bin "pipec" test) generated 11 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/pipec-d74d1f0046e78402)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test parser::tests::test_double_quoted_strings ... ok
[INFO] [stdout] test parser::tests::test_simple_pipeline ... ok
[INFO] [stdout] test parser::tests::test_group_pipeline ... ok
[INFO] [stdout] test parser::tests::test_single_command ... ok
[INFO] [stdout] test parser::tests::test_single_quoted_strings ... ok
[INFO] [stdout] test parser::tests::test_subshell_pipeline ... ok
[INFO] [stdout] test ui::binary::tests::test_render_binary_number_of_lines_limited_by_area_height ... ok
[INFO] [stdout] test ui::binary::tests::test_render_binary_renders_sequential_invalid_bytes_as_single_span ... ok
[INFO] [stdout] test ui::binary::tests::test_render_binary_invalid_utf8 ... ok
[INFO] [stdout] test ui::binary::tests::test_render_binary_valid_utf8 ... ok
[INFO] [stdout] test ui::binary::tests::test_render_binary_allocates_lines_for_whole_area ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5c98cfbaceec12314d5778c12dc7aa28494833c77d06daa67be3cfe9a39142f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c98cfbaceec12314d5778c12dc7aa28494833c77d06daa67be3cfe9a39142f7", kill_on_drop: false }`
[INFO] [stdout] 5c98cfbaceec12314d5778c12dc7aa28494833c77d06daa67be3cfe9a39142f7
