[INFO] fetching crate bam 0.1.4... [INFO] checking bam-0.1.4 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate bam 0.1.4 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate bam 0.1.4 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bam 0.1.4 [INFO] finished tweaking crates.io crate bam 0.1.4 [INFO] tweaked toml for crates.io crate bam 0.1.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 22 packages to latest compatible versions [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 58ce3dfe888881f558fbf2e2c53ccd275898920f69ec78154844b2fd3db2fb65 [INFO] running `Command { std: "docker" "start" "-a" "58ce3dfe888881f558fbf2e2c53ccd275898920f69ec78154844b2fd3db2fb65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "58ce3dfe888881f558fbf2e2c53ccd275898920f69ec78154844b2fd3db2fb65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58ce3dfe888881f558fbf2e2c53ccd275898920f69ec78154844b2fd3db2fb65", kill_on_drop: false }` [INFO] [stdout] 58ce3dfe888881f558fbf2e2c53ccd275898920f69ec78154844b2fd3db2fb65 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1231dddb1eb86d4a00e95c72f4fa0b5610cc2903f129977c083f2e67acfdef64 [INFO] running `Command { std: "docker" "start" "-a" "1231dddb1eb86d4a00e95c72f4fa0b5610cc2903f129977c083f2e67acfdef64", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking adler2 v2.0.0 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking crc32fast v1.4.2 [INFO] [stderr] Checking miniz_oxide v0.8.0 [INFO] [stderr] Checking flate2 v1.0.33 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking bam v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/bgzip/read.rs:631:17 [INFO] [stdout] | [INFO] [stdout] 631 | std::mem::drop(block); [INFO] [stdout] | ^^^^^^^^^^^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&Block` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 631 - std::mem::drop(block); [INFO] [stdout] 631 + let _ = block; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/bgzip/read.rs:635:13 [INFO] [stdout] | [INFO] [stdout] 635 | std::mem::drop(block); [INFO] [stdout] | ^^^^^^^^^^^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&Block` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 635 - std::mem::drop(block); [INFO] [stdout] 635 + let _ = block; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/bgzip/read.rs:773:17 [INFO] [stdout] | [INFO] [stdout] 773 | std::mem::drop(block); [INFO] [stdout] | ^^^^^^^^^^^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&Block` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 773 - std::mem::drop(block); [INFO] [stdout] 773 + let _ = block; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/bgzip/read.rs:787:9 [INFO] [stdout] | [INFO] [stdout] 787 | std::mem::drop(block); [INFO] [stdout] | ^^^^^^^^^^^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&Block` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 787 - std::mem::drop(block); [INFO] [stdout] 787 + let _ = block; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/pileup.rs:350:21 [INFO] [stdout] | [INFO] [stdout] 350 | std::mem::drop(entry); [INFO] [stdout] | ^^^^^^^^^^^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut PileupEntry` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 350 - std::mem::drop(entry); [INFO] [stdout] 350 + let _ = entry; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand v0.7.3 [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/bgzip/read.rs:631:17 [INFO] [stdout] | [INFO] [stdout] 631 | std::mem::drop(block); [INFO] [stdout] | ^^^^^^^^^^^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&Block` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 631 - std::mem::drop(block); [INFO] [stdout] 631 + let _ = block; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/bgzip/read.rs:635:13 [INFO] [stdout] | [INFO] [stdout] 635 | std::mem::drop(block); [INFO] [stdout] | ^^^^^^^^^^^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&Block` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 635 - std::mem::drop(block); [INFO] [stdout] 635 + let _ = block; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/bgzip/read.rs:773:17 [INFO] [stdout] | [INFO] [stdout] 773 | std::mem::drop(block); [INFO] [stdout] | ^^^^^^^^^^^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&Block` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 773 - std::mem::drop(block); [INFO] [stdout] 773 + let _ = block; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/bgzip/read.rs:787:9 [INFO] [stdout] | [INFO] [stdout] 787 | std::mem::drop(block); [INFO] [stdout] | ^^^^^^^^^^^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&Block` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 787 - std::mem::drop(block); [INFO] [stdout] 787 + let _ = block; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/pileup.rs:350:21 [INFO] [stdout] | [INFO] [stdout] 350 | std::mem::drop(entry); [INFO] [stdout] | ^^^^^^^^^^^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut PileupEntry` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 350 - std::mem::drop(entry); [INFO] [stdout] 350 + let _ = entry; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [optimized + debuginfo] target(s) in 1.93s [INFO] running `Command { std: "docker" "inspect" "1231dddb1eb86d4a00e95c72f4fa0b5610cc2903f129977c083f2e67acfdef64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1231dddb1eb86d4a00e95c72f4fa0b5610cc2903f129977c083f2e67acfdef64", kill_on_drop: false }` [INFO] [stdout] 1231dddb1eb86d4a00e95c72f4fa0b5610cc2903f129977c083f2e67acfdef64