[INFO] fetching crate instant-segment 0.11.0...
[INFO] checking instant-segment-0.11.0 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate instant-segment 0.11.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate instant-segment 0.11.0 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate instant-segment 0.11.0
[INFO] finished tweaking crates.io crate instant-segment 0.11.0
[INFO] tweaked toml for crates.io crate instant-segment 0.11.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate instant-segment 0.11.0 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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bencher v0.1.5
[INFO] [stderr]   Downloaded libc v0.2.107
[INFO] [stderr]   Downloaded smartstring v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16b8645343f5b4cf003e7550f211a820b37cd4126ad2dea97029b63427ca091f
[INFO] running `Command { std: "docker" "start" "-a" "16b8645343f5b4cf003e7550f211a820b37cd4126ad2dea97029b63427ca091f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16b8645343f5b4cf003e7550f211a820b37cd4126ad2dea97029b63427ca091f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16b8645343f5b4cf003e7550f211a820b37cd4126ad2dea97029b63427ca091f", kill_on_drop: false }`
[INFO] [stdout] 16b8645343f5b4cf003e7550f211a820b37cd4126ad2dea97029b63427ca091f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 460052d6033effef803a08d32ecc7e9908ea602021e047da28615e1efe6dc2ab
[INFO] running `Command { std: "docker" "start" "-a" "460052d6033effef803a08d32ecc7e9908ea602021e047da28615e1efe6dc2ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking smartstring v1.0.0
[INFO] [stderr]     Checking instant-segment v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stdout] error[E0601]: `main` function not found in crate `bench`
[INFO] [stdout]   --> benches/bench.rs:28:2
[INFO] [stdout]    |
[INFO] [stdout] 28 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `benches/bench.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `instant-segment` (bench "bench") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "460052d6033effef803a08d32ecc7e9908ea602021e047da28615e1efe6dc2ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "460052d6033effef803a08d32ecc7e9908ea602021e047da28615e1efe6dc2ab", kill_on_drop: false }`
[INFO] [stdout] 460052d6033effef803a08d32ecc7e9908ea602021e047da28615e1efe6dc2ab
[INFO] checking instant-segment-0.11.0 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] extracting crate instant-segment 0.11.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate instant-segment 0.11.0 on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate instant-segment 0.11.0
[INFO] finished tweaking crates.io crate instant-segment 0.11.0
[INFO] tweaked toml for crates.io crate instant-segment 0.11.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate instant-segment 0.11.0 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" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4166358fa49472848fdc66cb5656a8d34ae27e7ab7c583dbd27e9aa666a58fdc
[INFO] running `Command { std: "docker" "start" "-a" "4166358fa49472848fdc66cb5656a8d34ae27e7ab7c583dbd27e9aa666a58fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4166358fa49472848fdc66cb5656a8d34ae27e7ab7c583dbd27e9aa666a58fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4166358fa49472848fdc66cb5656a8d34ae27e7ab7c583dbd27e9aa666a58fdc", kill_on_drop: false }`
[INFO] [stdout] 4166358fa49472848fdc66cb5656a8d34ae27e7ab7c583dbd27e9aa666a58fdc
[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 -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 810f9720fb52346c746e721498062399faba086af33df5a09cb2ddb28b292b7a
[INFO] running `Command { std: "docker" "start" "-a" "810f9720fb52346c746e721498062399faba086af33df5a09cb2ddb28b292b7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking smartstring v1.0.0
[INFO] [stderr]     Checking instant-segment v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]    --> src/lib.rs:144:20
[INFO] [stdout]     |
[INFO] [stdout] 144 |         for end in 1..=self.text.len() {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:146:26
[INFO] [stdout]     |
[INFO] [stdout] 146 |             for split in start..end {
[INFO] [stdout]     |                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:151:47
[INFO] [stdout]     |
[INFO] [stdout] 151 |                         let word = &self.text[split - prefix.len..split];
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:156:39
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 let word = &self.text[split..end];
[INFO] [stdout]     |                                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:175:35
[INFO] [stdout]     |
[INFO] [stdout] 175 |             let word = &self.text[end - best.len..end];
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stdout] error[E0601]: `main` function not found in crate `bench`
[INFO] [stdout]   --> benches/bench.rs:28:2
[INFO] [stdout]    |
[INFO] [stdout] 28 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `benches/bench.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]    --> src/lib.rs:144:20
[INFO] [stdout]     |
[INFO] [stdout] 144 |         for end in 1..=self.text.len() {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:146:26
[INFO] [stdout]     |
[INFO] [stdout] 146 |             for split in start..end {
[INFO] [stdout]     |                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:151:47
[INFO] [stdout]     |
[INFO] [stdout] 151 |                         let word = &self.text[split - prefix.len..split];
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:156:39
[INFO] [stdout]     |
[INFO] [stdout] 156 |                 let word = &self.text[split..end];
[INFO] [stdout]     |                                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:175:35
[INFO] [stdout]     |
[INFO] [stdout] 175 |             let word = &self.text[end - best.len..end];
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:271:26
[INFO] [stdout]     |
[INFO] [stdout] 271 |         assert_eq!(&text[0..text.len()], "cantbuymelove");
[INFO] [stdout]     |                          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:274:32
[INFO] [stdout]     |
[INFO] [stdout] 274 |             &text_with_numbers[0..text_with_numbers.len()],
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> examples/merge.rs:24:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let bigrams = (0..BIGRAM_PARTS)
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> examples/merge.rs:123:21
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let unigrams = (0..UNIGRAM_PARTS)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `instant-segment` (bench "bench") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "810f9720fb52346c746e721498062399faba086af33df5a09cb2ddb28b292b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "810f9720fb52346c746e721498062399faba086af33df5a09cb2ddb28b292b7a", kill_on_drop: false }`
[INFO] [stdout] 810f9720fb52346c746e721498062399faba086af33df5a09cb2ddb28b292b7a
