[INFO] fetching crate pdf-extract 0.6.2... [INFO] checking pdf-extract-0.6.2 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819 [INFO] extracting crate pdf-extract 0.6.2 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate pdf-extract 0.6.2 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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-0/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" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b31eeef6dbd8f69399bf5791cd7ad9cd74ac8aae2d726c959be178885286e861 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b31eeef6dbd8f69399bf5791cd7ad9cd74ac8aae2d726c959be178885286e861", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b31eeef6dbd8f69399bf5791cd7ad9cd74ac8aae2d726c959be178885286e861", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b31eeef6dbd8f69399bf5791cd7ad9cd74ac8aae2d726c959be178885286e861", kill_on_drop: false }` [INFO] [stdout] b31eeef6dbd8f69399bf5791cd7ad9cd74ac8aae2d726c959be178885286e861 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 496f72efabd9febec0b61400fd7e5df666173466ce32deacf2ed5757c68bf0c0 [INFO] running `Command { std: "docker" "start" "-a" "496f72efabd9febec0b61400fd7e5df666173466ce32deacf2ed5757c68bf0c0", kill_on_drop: false }` [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Checking pom v1.1.0 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking pom v3.0.2 [INFO] [stderr] Checking linked-hash-map v0.3.0 [INFO] [stderr] Checking unicode-normalization v0.1.7 [INFO] [stderr] Checking postscript v0.11.1 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking type1-encoding-parser v0.1.0 [INFO] [stderr] Checking adobe-cmap-parser v0.3.3 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking rayon-core v1.5.0 [INFO] [stderr] Checking flate2 v1.0.3 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Checking euclid v0.20.7 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking lopdf v0.24.0 [INFO] [stderr] Checking 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 dev [unoptimized + debuginfo] target(s) in 20.84s [INFO] running `Command { std: "docker" "inspect" "496f72efabd9febec0b61400fd7e5df666173466ce32deacf2ed5757c68bf0c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "496f72efabd9febec0b61400fd7e5df666173466ce32deacf2ed5757c68bf0c0", kill_on_drop: false }` [INFO] [stdout] 496f72efabd9febec0b61400fd7e5df666173466ce32deacf2ed5757c68bf0c0