[INFO] fetching crate libpdf 0.3.0...
[INFO] testing libpdf-0.3.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate libpdf 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate libpdf 0.3.0
[INFO] finished tweaking crates.io crate libpdf 0.3.0
[INFO] tweaked toml for crates.io crate libpdf 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libpdf 0.3.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72393b2f6c65790e0589e8911f54a19d5269b9fc4bd5cb54ce8432d4b3b06486
[INFO] running `Command { std: "docker" "start" "-a" "72393b2f6c65790e0589e8911f54a19d5269b9fc4bd5cb54ce8432d4b3b06486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72393b2f6c65790e0589e8911f54a19d5269b9fc4bd5cb54ce8432d4b3b06486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72393b2f6c65790e0589e8911f54a19d5269b9fc4bd5cb54ce8432d4b3b06486", kill_on_drop: false }`
[INFO] [stdout] 72393b2f6c65790e0589e8911f54a19d5269b9fc4bd5cb54ce8432d4b3b06486
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21339bc239b86bebd8a1f89928ceabc594b983aaa96d3373f6459b693eaf50d3
[INFO] running `Command { std: "docker" "start" "-a" "21339bc239b86bebd8a1f89928ceabc594b983aaa96d3373f6459b693eaf50d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libpdf v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:139:15
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn lookup(&self, object: &'a PdfObject) -> &'a PdfObject {
[INFO] [stdout]     |               ^^^^^ the lifetime is elided here    ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn lookup(&self, object: &'a PdfObject) -> &'a PdfObject<'_> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:234:19
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn lookup(&self, name_key: &[u8], pdf: &'a PdfDocumentData) -> Option<&'a PdfObject> {
[INFO] [stdout]     |                   ^^^^^ the lifetime is elided here                               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn lookup(&self, name_key: &[u8], pdf: &'a PdfDocumentData) -> Option<&'a PdfObject<'_>> {
[INFO] [stdout]     |                                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "21339bc239b86bebd8a1f89928ceabc594b983aaa96d3373f6459b693eaf50d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21339bc239b86bebd8a1f89928ceabc594b983aaa96d3373f6459b693eaf50d3", kill_on_drop: false }`
[INFO] [stdout] 21339bc239b86bebd8a1f89928ceabc594b983aaa96d3373f6459b693eaf50d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef1df0efd5e363ef6df8a48169af136c762842df53e5f3ea6e7bbe50245e6b99
[INFO] running `Command { std: "docker" "start" "-a" "ef1df0efd5e363ef6df8a48169af136c762842df53e5f3ea6e7bbe50245e6b99", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:139:15
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn lookup(&self, object: &'a PdfObject) -> &'a PdfObject {
[INFO] [stdout]     |               ^^^^^ the lifetime is elided here    ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn lookup(&self, object: &'a PdfObject) -> &'a PdfObject<'_> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:234:19
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn lookup(&self, name_key: &[u8], pdf: &'a PdfDocumentData) -> Option<&'a PdfObject> {
[INFO] [stdout]     |                   ^^^^^ the lifetime is elided here                               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn lookup(&self, name_key: &[u8], pdf: &'a PdfDocumentData) -> Option<&'a PdfObject<'_>> {
[INFO] [stdout]     |                                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling libpdf v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:139:15
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn lookup(&self, object: &'a PdfObject) -> &'a PdfObject {
[INFO] [stdout]     |               ^^^^^ the lifetime is elided here    ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 139 |     fn lookup(&self, object: &'a PdfObject) -> &'a PdfObject<'_> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:234:19
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn lookup(&self, name_key: &[u8], pdf: &'a PdfDocumentData) -> Option<&'a PdfObject> {
[INFO] [stdout]     |                   ^^^^^ the lifetime is elided here                               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn lookup(&self, name_key: &[u8], pdf: &'a PdfDocumentData) -> Option<&'a PdfObject<'_>> {
[INFO] [stdout]     |                                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "ef1df0efd5e363ef6df8a48169af136c762842df53e5f3ea6e7bbe50245e6b99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef1df0efd5e363ef6df8a48169af136c762842df53e5f3ea6e7bbe50245e6b99", kill_on_drop: false }`
[INFO] [stdout] ef1df0efd5e363ef6df8a48169af136c762842df53e5f3ea6e7bbe50245e6b99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 96300b2907a4e3ffc86089ef721b1e45f38b48525ada5bd9c05d18618a305f0f
[INFO] running `Command { std: "docker" "start" "-a" "96300b2907a4e3ffc86089ef721b1e45f38b48525ada5bd9c05d18618a305f0f", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:139:15
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn lookup(&self, object: &'a PdfObject) -> &'a PdfObject {
[INFO] [stderr]     |               ^^^^^ the lifetime is elided here    ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 139 |     fn lookup(&self, object: &'a PdfObject) -> &'a PdfObject<'_> {
[INFO] [stderr]     |                                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:234:19
[INFO] [stderr]     |
[INFO] [stderr] 234 |     pub fn lookup(&self, name_key: &[u8], pdf: &'a PdfDocumentData) -> Option<&'a PdfObject> {
[INFO] [stderr]     |                   ^^^^^ the lifetime is elided here                               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 234 |     pub fn lookup(&self, name_key: &[u8], pdf: &'a PdfDocumentData) -> Option<&'a PdfObject<'_>> {
[INFO] [stderr]     |                                                                                            ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `libpdf` (lib) generated 2 warnings (run `cargo fix --lib -p libpdf` to apply 2 suggestions)
[INFO] [stderr] warning: `libpdf` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libpdf-7d40c11276884b2e)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test parse::tests::parse_junk ... ok
[INFO] [stdout] test parse::tests::parse_minimal ... ok
[INFO] [stdout] test parse::tests::test_next_indirect_object ... ok
[INFO] [stdout] test parse::tests::test_next_object ... ok
[INFO] [stdout] test parse::tests::test_parse_dictionary_with_null_value ... ignored
[INFO] [stdout] test parse::tests::test_parse_dictionary_mapping_to_empty_name ... ok
[INFO] [stdout] test parse::tests::test_parse_dictionaries ... ok
[INFO] [stdout] test parse::tests::test_parse_null ... ok
[INFO] [stdout] test parse::tests::test_parse_names ... ok
[INFO] [stdout] test parse::tests::test_parse_streams ... ok
[INFO] [stdout] test parse::tests::test_parse_next ... ok
[INFO] [stdout] test parse::tests::test_whitespace ... ok
[INFO] [stdout] test parse::tests::test_read_line ... ok
[INFO] [stdout] test parse::tests::test_parsing_indirect_object ... ok
[INFO] [stdout] test parse::tests::test_parse_strings ... ok
[INFO] [stdout] test parse::tests::test_parse_arrays ... ok
[INFO] [stdout] test tests::decode_hex_byte_string ... ok
[INFO] [stdout] test tests::decode_text_string ... ignored
[INFO] [stdout] test text_string::test_decode_text_string ... ok
[INFO] [stdout] test parse::tests::test_next_word ... ok
[INFO] [stderr]    Doc-tests libpdf
[INFO] [stdout] test parse::tests::parse_signed_signicat ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "96300b2907a4e3ffc86089ef721b1e45f38b48525ada5bd9c05d18618a305f0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96300b2907a4e3ffc86089ef721b1e45f38b48525ada5bd9c05d18618a305f0f", kill_on_drop: false }`
[INFO] [stdout] 96300b2907a4e3ffc86089ef721b1e45f38b48525ada5bd9c05d18618a305f0f