[INFO] fetching crate kseq 0.5.1... [INFO] checking kseq-0.5.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate kseq 0.5.1 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate kseq 0.5.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate kseq 0.5.1 [INFO] finished tweaking crates.io crate kseq 0.5.1 [INFO] tweaked toml for crates.io crate kseq 0.5.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 78 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding needletail v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded needletail v0.4.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 70a75bd214a16555a89b2cf120293af8b0923d6e8ea8cf03fd05a6d714c6ee95 [INFO] running `Command { std: "docker" "start" "-a" "70a75bd214a16555a89b2cf120293af8b0923d6e8ea8cf03fd05a6d714c6ee95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70a75bd214a16555a89b2cf120293af8b0923d6e8ea8cf03fd05a6d714c6ee95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70a75bd214a16555a89b2cf120293af8b0923d6e8ea8cf03fd05a6d714c6ee95", kill_on_drop: false }` [INFO] [stdout] 70a75bd214a16555a89b2cf120293af8b0923d6e8ea8cf03fd05a6d714c6ee95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 31e958f7f06f5b277b1e58a2fabdce1ab6b2109c2f2ad396820f25ea7839c112 [INFO] running `Command { std: "docker" "start" "-a" "31e958f7f06f5b277b1e58a2fabdce1ab6b2109c2f2ad396820f25ea7839c112", kill_on_drop: false }` [INFO] [stderr] Compiling cmake v0.1.50 [INFO] [stderr] Compiling lzma-sys v0.1.20 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling bzip2-sys v0.1.11+1.0.8 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking bytecount v0.6.7 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Compiling libz-sys v1.1.16 [INFO] [stderr] Checking xz2 v0.1.7 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking bzip2 v0.4.4 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking needletail v0.4.1 [INFO] [stderr] Checking kseq v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `kseq` is imported redundantly [INFO] [stdout] --> tests/test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use kseq; [INFO] [stdout] | ^^^^ the item `kseq` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> tests/test.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `kseq` is imported redundantly [INFO] [stdout] --> benches/benchmark.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use kseq; [INFO] [stdout] | ^^^^ the item `kseq` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.14s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "31e958f7f06f5b277b1e58a2fabdce1ab6b2109c2f2ad396820f25ea7839c112", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31e958f7f06f5b277b1e58a2fabdce1ab6b2109c2f2ad396820f25ea7839c112", kill_on_drop: false }` [INFO] [stdout] 31e958f7f06f5b277b1e58a2fabdce1ab6b2109c2f2ad396820f25ea7839c112 [INFO] checking kseq-0.5.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate kseq 0.5.1 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate kseq 0.5.1 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate kseq 0.5.1 [INFO] finished tweaking crates.io crate kseq 0.5.1 [INFO] tweaked toml for crates.io crate kseq 0.5.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7c10bbf18a3be75058a339fcf4ae896df6f8f8bae7b4cd368496f25ebc6774c6 [INFO] running `Command { std: "docker" "start" "-a" "7c10bbf18a3be75058a339fcf4ae896df6f8f8bae7b4cd368496f25ebc6774c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7c10bbf18a3be75058a339fcf4ae896df6f8f8bae7b4cd368496f25ebc6774c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c10bbf18a3be75058a339fcf4ae896df6f8f8bae7b4cd368496f25ebc6774c6", kill_on_drop: false }` [INFO] [stdout] 7c10bbf18a3be75058a339fcf4ae896df6f8f8bae7b4cd368496f25ebc6774c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6a5dfe8bcc540cc0300c066adfae3e02a259829e51f6eb293941b935618644ed [INFO] running `Command { std: "docker" "start" "-a" "6a5dfe8bcc540cc0300c066adfae3e02a259829e51f6eb293941b935618644ed", kill_on_drop: false }` [INFO] [stderr] Compiling cmake v0.1.50 [INFO] [stderr] Compiling bzip2-sys v0.1.11+1.0.8 [INFO] [stderr] Compiling lzma-sys v0.1.20 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking bytecount v0.6.7 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Compiling libz-sys v1.1.16 [INFO] [stderr] Checking xz2 v0.1.7 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking bzip2 v0.4.4 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking needletail v0.4.1 [INFO] [stderr] Checking kseq v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `kseq` is imported redundantly [INFO] [stdout] --> tests/test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use kseq; [INFO] [stdout] | ^^^^ the item `kseq` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> tests/test.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `kseq` is imported redundantly [INFO] [stdout] --> benches/benchmark.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use kseq; [INFO] [stdout] | ^^^^ the item `kseq` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.09s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "6a5dfe8bcc540cc0300c066adfae3e02a259829e51f6eb293941b935618644ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a5dfe8bcc540cc0300c066adfae3e02a259829e51f6eb293941b935618644ed", kill_on_drop: false }` [INFO] [stdout] 6a5dfe8bcc540cc0300c066adfae3e02a259829e51f6eb293941b935618644ed