[INFO] crate gzip-header 0.3.0 is already in cache
[INFO] testing gzip-header-0.3.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate gzip-header 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate gzip-header 0.3.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate gzip-header 0.3.0
[INFO] finished tweaking crates.io crate gzip-header 0.3.0
[INFO] tweaked toml for crates.io crate gzip-header 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a7f8895ebdb83b9709f5ad56baf97a29f02f6e132fc9613fbb180d30e5c5acb8
[INFO] running `"docker" "start" "-a" "a7f8895ebdb83b9709f5ad56baf97a29f02f6e132fc9613fbb180d30e5c5acb8"`
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling gzip-header v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crc_reader.rs:106:19
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let amt = try!(self.inner.read(into));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:474:5
[INFO] [stderr]     |
[INFO] [stderr] 474 |     try!(r.read_exact(&mut b));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:489:5
[INFO] [stderr]     |
[INFO] [stderr] 489 |     try!(crc_reader.read_exact(&mut header));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:517:20
[INFO] [stderr]     |
[INFO] [stderr] 517 |         let xlen = try!(read_le_u16(&mut crc_reader));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:519:9
[INFO] [stderr]     |
[INFO] [stderr] 519 |         try!(crc_reader.read_exact(&mut extra));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:528:24
[INFO] [stderr]     |
[INFO] [stderr] 528 |             let byte = try!(byte);
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:542:24
[INFO] [stderr]     |
[INFO] [stderr] 542 |             let byte = try!(byte);
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:557:26
[INFO] [stderr]     |
[INFO] [stderr] 557 |         let stored_crc = try!(read_le_u16(&mut crc_reader));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "a7f8895ebdb83b9709f5ad56baf97a29f02f6e132fc9613fbb180d30e5c5acb8"`
[INFO] running `"docker" "rm" "-f" "a7f8895ebdb83b9709f5ad56baf97a29f02f6e132fc9613fbb180d30e5c5acb8"`
[INFO] [stdout] a7f8895ebdb83b9709f5ad56baf97a29f02f6e132fc9613fbb180d30e5c5acb8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a0c1e5aeab3af1fe6b373108911d2788dccc401ad4369131c0d0419c99573aa3
[INFO] running `"docker" "start" "-a" "a0c1e5aeab3af1fe6b373108911d2788dccc401ad4369131c0d0419c99573aa3"`
[INFO] [stderr]    Compiling gzip-header v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crc_reader.rs:106:19
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let amt = try!(self.inner.read(into));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:474:5
[INFO] [stderr]     |
[INFO] [stderr] 474 |     try!(r.read_exact(&mut b));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:489:5
[INFO] [stderr]     |
[INFO] [stderr] 489 |     try!(crc_reader.read_exact(&mut header));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:517:20
[INFO] [stderr]     |
[INFO] [stderr] 517 |         let xlen = try!(read_le_u16(&mut crc_reader));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:519:9
[INFO] [stderr]     |
[INFO] [stderr] 519 |         try!(crc_reader.read_exact(&mut extra));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:528:24
[INFO] [stderr]     |
[INFO] [stderr] 528 |             let byte = try!(byte);
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:542:24
[INFO] [stderr]     |
[INFO] [stderr] 542 |             let byte = try!(byte);
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:557:26
[INFO] [stderr]     |
[INFO] [stderr] 557 |         let stored_crc = try!(read_le_u16(&mut crc_reader));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crc_reader.rs:106:19
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let amt = try!(self.inner.read(into));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:474:5
[INFO] [stderr]     |
[INFO] [stderr] 474 |     try!(r.read_exact(&mut b));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:489:5
[INFO] [stderr]     |
[INFO] [stderr] 489 |     try!(crc_reader.read_exact(&mut header));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:517:20
[INFO] [stderr]     |
[INFO] [stderr] 517 |         let xlen = try!(read_le_u16(&mut crc_reader));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:519:9
[INFO] [stderr]     |
[INFO] [stderr] 519 |         try!(crc_reader.read_exact(&mut extra));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:528:24
[INFO] [stderr]     |
[INFO] [stderr] 528 |             let byte = try!(byte);
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:542:24
[INFO] [stderr]     |
[INFO] [stderr] 542 |             let byte = try!(byte);
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:557:26
[INFO] [stderr]     |
[INFO] [stderr] 557 |         let stored_crc = try!(read_le_u16(&mut crc_reader));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `"docker" "inspect" "a0c1e5aeab3af1fe6b373108911d2788dccc401ad4369131c0d0419c99573aa3"`
[INFO] running `"docker" "rm" "-f" "a0c1e5aeab3af1fe6b373108911d2788dccc401ad4369131c0d0419c99573aa3"`
[INFO] [stdout] a0c1e5aeab3af1fe6b373108911d2788dccc401ad4369131c0d0419c99573aa3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 51bc00a41a8ad473b03e484fe064fc9decbcf24de93adfcf8503d31866196dbb
[INFO] running `"docker" "start" "-a" "51bc00a41a8ad473b03e484fe064fc9decbcf24de93adfcf8503d31866196dbb"`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crc_reader.rs:106:19
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let amt = try!(self.inner.read(into));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:474:5
[INFO] [stderr]     |
[INFO] [stderr] 474 |     try!(r.read_exact(&mut b));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:489:5
[INFO] [stderr]     |
[INFO] [stderr] 489 |     try!(crc_reader.read_exact(&mut header));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:517:20
[INFO] [stderr]     |
[INFO] [stderr] 517 |         let xlen = try!(read_le_u16(&mut crc_reader));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:519:9
[INFO] [stderr]     |
[INFO] [stderr] 519 |         try!(crc_reader.read_exact(&mut extra));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:528:24
[INFO] [stderr]     |
[INFO] [stderr] 528 |             let byte = try!(byte);
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:542:24
[INFO] [stderr]     |
[INFO] [stderr] 542 |             let byte = try!(byte);
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:557:26
[INFO] [stderr]     |
[INFO] [stderr] 557 |         let stored_crc = try!(read_le_u16(&mut crc_reader));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/crc_reader.rs:106:19
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let amt = try!(self.inner.read(into));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:474:5
[INFO] [stderr]     |
[INFO] [stderr] 474 |     try!(r.read_exact(&mut b));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:489:5
[INFO] [stderr]     |
[INFO] [stderr] 489 |     try!(crc_reader.read_exact(&mut header));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:517:20
[INFO] [stderr]     |
[INFO] [stderr] 517 |         let xlen = try!(read_le_u16(&mut crc_reader));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:519:9
[INFO] [stderr]     |
[INFO] [stderr] 519 |         try!(crc_reader.read_exact(&mut extra));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:528:24
[INFO] [stderr]     |
[INFO] [stderr] 528 |             let byte = try!(byte);
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:542:24
[INFO] [stderr]     |
[INFO] [stderr] 542 |             let byte = try!(byte);
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:557:26
[INFO] [stderr]     |
[INFO] [stderr] 557 |         let stored_crc = try!(read_le_u16(&mut crc_reader));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gzip_header-d1c797890b368184
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test crc_reader::test::checksum_correct ... ok
[INFO] [stdout] test tests::filesystem_enum ... ok
[INFO] [stdout] test tests::roundtrip ... ok
[INFO] [stdout] test tests::roundtrip_with_crc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gzip-header
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "51bc00a41a8ad473b03e484fe064fc9decbcf24de93adfcf8503d31866196dbb"`
[INFO] running `"docker" "rm" "-f" "51bc00a41a8ad473b03e484fe064fc9decbcf24de93adfcf8503d31866196dbb"`
[INFO] [stdout] 51bc00a41a8ad473b03e484fe064fc9decbcf24de93adfcf8503d31866196dbb