[INFO] fetching crate lopdf_bugfix_19072017 0.9.0...
[INFO] checking lopdf_bugfix_19072017-0.9.0 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate lopdf_bugfix_19072017 0.9.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate lopdf_bugfix_19072017 0.9.0 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lopdf_bugfix_19072017 0.9.0
[INFO] finished tweaking crates.io crate lopdf_bugfix_19072017 0.9.0
[INFO] tweaked toml for crates.io crate lopdf_bugfix_19072017 0.9.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", 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] 2d7508fe6d1f2207da2816303907edcc5f8a1e713f4a312d0b0664c5fe336593
[INFO] running `Command { std: "docker" "start" "-a" "2d7508fe6d1f2207da2816303907edcc5f8a1e713f4a312d0b0664c5fe336593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d7508fe6d1f2207da2816303907edcc5f8a1e713f4a312d0b0664c5fe336593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d7508fe6d1f2207da2816303907edcc5f8a1e713f4a312d0b0664c5fe336593", kill_on_drop: false }`
[INFO] [stdout] 2d7508fe6d1f2207da2816303907edcc5f8a1e713f4a312d0b0664c5fe336593
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 70fed7db13b3181b3bc7dc710c02451549656104e7d3ec2d09b6233cdb24acf8
[INFO] running `Command { std: "docker" "start" "-a" "70fed7db13b3181b3bc7dc710c02451549656104e7d3ec2d09b6233cdb24acf8", kill_on_drop: false }`
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking pom v1.1.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking lopdf_bugfix_19072017 v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/filters/png.rs:122:42
[INFO] [stdout]     |
[INFO] [stdout] 122 |                 current[i] = current[i].wrapping_sub((current[i - bpp].wrapping_add(previous[i]) / 2));
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:139:47
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn get_xref_start(buffer: &[u8], input: &mut Input<u8>) -> Result<usize> {
[INFO] [stdout]     |                                                  ^^^^^^^^^ help: use `dyn`: `dyn Input<u8>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/filters/png.rs:122:42
[INFO] [stdout]     |
[INFO] [stdout] 122 |                 current[i] = current[i].wrapping_sub((current[i - bpp].wrapping_add(previous[i]) / 2));
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:139:47
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn get_xref_start(buffer: &[u8], input: &mut Input<u8>) -> Result<usize> {
[INFO] [stdout]     |                                                  ^^^^^^^^^ help: use `dyn`: `dyn Input<u8>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/writer.rs:49:41
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn write_trailer(&mut self, file: &mut Write) -> Result<()> {
[INFO] [stdout]    |                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/writer.rs:84:27
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn write_xref(file: &mut Write, xref: &Xref) -> Result<()> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:119:37
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn write_object<'a>(file: &mut Write, object: &'a Object) -> Result<()> {
[INFO] [stdout]     |                                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:134:31
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn write_name<'a>(file: &mut Write, name: &'a [u8]) -> Result<()> {
[INFO] [stdout]     |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:147:33
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn write_string<'a>(file: &mut Write, text: &'a [u8], format: &'a StringFormat) -> Result<()> {
[INFO] [stdout]     |                                    ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:199:32
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn write_array<'a>(file: &mut Write, array: &'a Vec<Object>) -> Result<()> {
[INFO] [stdout]     |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/writer.rs:49:41
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn write_trailer(&mut self, file: &mut Write) -> Result<()> {
[INFO] [stdout]    |                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:214:37
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn write_dictionary<'a>(file: &mut Write, dictionary: &'a Dictionary) -> Result<()> {
[INFO] [stdout]     |                                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:227:33
[INFO] [stdout]     |
[INFO] [stdout] 227 |     fn write_stream<'a>(file: &mut Write, stream: &'a Stream) -> Result<()> {
[INFO] [stdout]     |                                    ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/writer.rs:84:27
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn write_xref(file: &mut Write, xref: &Xref) -> Result<()> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:119:37
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn write_object<'a>(file: &mut Write, object: &'a Object) -> Result<()> {
[INFO] [stdout]     |                                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:134:31
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn write_name<'a>(file: &mut Write, name: &'a [u8]) -> Result<()> {
[INFO] [stdout]     |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:147:33
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn write_string<'a>(file: &mut Write, text: &'a [u8], format: &'a StringFormat) -> Result<()> {
[INFO] [stdout]     |                                    ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:199:32
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn write_array<'a>(file: &mut Write, array: &'a Vec<Object>) -> Result<()> {
[INFO] [stdout]     |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:214:37
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn write_dictionary<'a>(file: &mut Write, dictionary: &'a Dictionary) -> Result<()> {
[INFO] [stdout]     |                                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:227:33
[INFO] [stdout]     |
[INFO] [stdout] 227 |     fn write_stream<'a>(file: &mut Write, stream: &'a Stream) -> Result<()> {
[INFO] [stdout]     |                                    ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `lopdf`
[INFO] [stdout]  --> tests/modify.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate lopdf;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lopdf_bugfix_19072017`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0463]: can't find crate for `lopdf`
[INFO] [stdout]  --> benches/datetime.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate lopdf;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "70fed7db13b3181b3bc7dc710c02451549656104e7d3ec2d09b6233cdb24acf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70fed7db13b3181b3bc7dc710c02451549656104e7d3ec2d09b6233cdb24acf8", kill_on_drop: false }`
[INFO] [stdout] 70fed7db13b3181b3bc7dc710c02451549656104e7d3ec2d09b6233cdb24acf8