[INFO] fetching crate bam 0.1.4...
[INFO] checking bam-0.1.4 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate bam 0.1.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate bam 0.1.4 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "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-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b93e37d9d3f43576a620bb1ac903e53037b2a399564ddb8ba5b795b19d0afb29
[INFO] running `Command { std: "docker" "start" "-a" "b93e37d9d3f43576a620bb1ac903e53037b2a399564ddb8ba5b795b19d0afb29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b93e37d9d3f43576a620bb1ac903e53037b2a399564ddb8ba5b795b19d0afb29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b93e37d9d3f43576a620bb1ac903e53037b2a399564ddb8ba5b795b19d0afb29", kill_on_drop: false }`
[INFO] [stdout] b93e37d9d3f43576a620bb1ac903e53037b2a399564ddb8ba5b795b19d0afb29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9beece2745af2ee4bd73b878aeafaca31adeb63636062e7729f6b795f77910a8
[INFO] running `Command { std: "docker" "start" "-a" "9beece2745af2ee4bd73b878aeafaca31adeb63636062e7729f6b795f77910a8", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking bam v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[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: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[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]     = note: use `let _ = ...` to ignore the expression or result
[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]     = note: use `let _ = ...` to ignore the expression or result
[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]     = note: use `let _ = ...` to ignore the expression or result
[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]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[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: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[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]     = note: use `let _ = ...` to ignore the expression or result
[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]     = note: use `let _ = ...` to ignore the expression or result
[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]     = note: use `let _ = ...` to ignore the expression or result
[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]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "9beece2745af2ee4bd73b878aeafaca31adeb63636062e7729f6b795f77910a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9beece2745af2ee4bd73b878aeafaca31adeb63636062e7729f6b795f77910a8", kill_on_drop: false }`
[INFO] [stdout] 9beece2745af2ee4bd73b878aeafaca31adeb63636062e7729f6b795f77910a8
