[INFO] fetching crate libpijul 1.0.0-alpha.45...
[INFO] checking libpijul-1.0.0-alpha.45 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate libpijul 1.0.0-alpha.45 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libpijul 1.0.0-alpha.45 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libpijul 1.0.0-alpha.45
[INFO] finished tweaking crates.io crate libpijul 1.0.0-alpha.45
[INFO] tweaked toml for crates.io crate libpijul 1.0.0-alpha.45 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69e3bf2af68474caeaec4ffaffcb5d564bda146e7f24c3d9a8027f0618feb40a
[INFO] running `Command { std: "docker" "start" "-a" "69e3bf2af68474caeaec4ffaffcb5d564bda146e7f24c3d9a8027f0618feb40a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69e3bf2af68474caeaec4ffaffcb5d564bda146e7f24c3d9a8027f0618feb40a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69e3bf2af68474caeaec4ffaffcb5d564bda146e7f24c3d9a8027f0618feb40a", kill_on_drop: false }`
[INFO] [stdout] 69e3bf2af68474caeaec4ffaffcb5d564bda146e7f24c3d9a8027f0618feb40a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ab04bfd1a45ad8dd5754cef5c6922fbcf842282ef063a2a5aa7a5113a9385f1
[INFO] running `Command { std: "docker" "start" "-a" "8ab04bfd1a45ad8dd5754cef5c6922fbcf842282ef063a2a5aa7a5113a9385f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking path-slash v0.1.4
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking diffs v0.4.1
[INFO] [stderr]     Checking canonical-path v2.0.2
[INFO] [stderr]     Checking detone v1.0.0
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling zstd-seekable v0.1.7
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]     Checking sanakirja-core v1.2.11
[INFO] [stderr]     Checking regex v1.5.4
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[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking parking_lot v0.11.1
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[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling pijul-macros v0.4.0
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking sanakirja v1.2.8
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking curve25519-dalek v3.1.0
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking ed25519 v1.2.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking libpijul v1.0.0-alpha.45 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `solved_conflicts`
[INFO] [stdout]   --> src/diff/vertex_buffer.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub solved_conflicts: HashSet<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `solved_conflicts`
[INFO] [stdout]   --> src/diff/vertex_buffer.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub solved_conflicts: HashSet<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.47s
[INFO] running `Command { std: "docker" "inspect" "8ab04bfd1a45ad8dd5754cef5c6922fbcf842282ef063a2a5aa7a5113a9385f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ab04bfd1a45ad8dd5754cef5c6922fbcf842282ef063a2a5aa7a5113a9385f1", kill_on_drop: false }`
[INFO] [stdout] 8ab04bfd1a45ad8dd5754cef5c6922fbcf842282ef063a2a5aa7a5113a9385f1