[INFO] fetching crate pdf-extract 0.6.2...
[INFO] building pdf-extract-0.6.2 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate pdf-extract 0.6.2 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate pdf-extract 0.6.2 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pdf-extract 0.6.2
[INFO] finished tweaking crates.io crate pdf-extract 0.6.2
[INFO] tweaked toml for crates.io crate pdf-extract 0.6.2 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] crate crates.io crate pdf-extract 0.6.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c828f429753dcc892ffa84977b0a402aa6e4dc74a628948eaf45e59af67e6d26
[INFO] running `Command { std: "docker" "start" "-a" "c828f429753dcc892ffa84977b0a402aa6e4dc74a628948eaf45e59af67e6d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c828f429753dcc892ffa84977b0a402aa6e4dc74a628948eaf45e59af67e6d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c828f429753dcc892ffa84977b0a402aa6e4dc74a628948eaf45e59af67e6d26", kill_on_drop: false }`
[INFO] [stdout] c828f429753dcc892ffa84977b0a402aa6e4dc74a628948eaf45e59af67e6d26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffc55d0a9c3ad645567645d4a09e1a8e737ccc0105baa1122a9a2ad666835b2d
[INFO] running `Command { std: "docker" "start" "-a" "ffc55d0a9c3ad645567645d4a09e1a8e737ccc0105baa1122a9a2ad666835b2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling pom v1.1.0
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling pom v3.0.2
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling postscript v0.11.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling type1-encoding-parser v0.1.0
[INFO] [stderr]    Compiling adobe-cmap-parser v0.3.3
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling euclid v0.20.7
[INFO] [stderr]    Compiling flate2 v1.0.3
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling lopdf v0.24.0
[INFO] [stderr]    Compiling pdf-extract v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.74s
[INFO] running `Command { std: "docker" "inspect" "ffc55d0a9c3ad645567645d4a09e1a8e737ccc0105baa1122a9a2ad666835b2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffc55d0a9c3ad645567645d4a09e1a8e737ccc0105baa1122a9a2ad666835b2d", kill_on_drop: false }`
[INFO] [stdout] ffc55d0a9c3ad645567645d4a09e1a8e737ccc0105baa1122a9a2ad666835b2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a1a8df7aee7779f78b8741001b37cbb1c19e8a13edd756fdb537e678c458544
[INFO] running `Command { std: "docker" "start" "-a" "6a1a8df7aee7779f78b8741001b37cbb1c19e8a13edd756fdb537e678c458544", kill_on_drop: false }`
[INFO] [stderr]    Compiling pdf-extract v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/extract.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     output_doc(&doc, output.as_mut());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.83s
[INFO] running `Command { std: "docker" "inspect" "6a1a8df7aee7779f78b8741001b37cbb1c19e8a13edd756fdb537e678c458544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a1a8df7aee7779f78b8741001b37cbb1c19e8a13edd756fdb537e678c458544", kill_on_drop: false }`
[INFO] [stdout] 6a1a8df7aee7779f78b8741001b37cbb1c19e8a13edd756fdb537e678c458544