[INFO] fetching crate gzip-header 0.3.0...
[INFO] checking gzip-header-0.3.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate gzip-header 0.3.0 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate gzip-header 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 513cef178acaee1d5b2a6692bd61891891e473f7808d8d970d9fa6893a4ccb88
[INFO] running `Command { std: "docker" "start" "-a" "513cef178acaee1d5b2a6692bd61891891e473f7808d8d970d9fa6893a4ccb88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "513cef178acaee1d5b2a6692bd61891891e473f7808d8d970d9fa6893a4ccb88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "513cef178acaee1d5b2a6692bd61891891e473f7808d8d970d9fa6893a4ccb88", kill_on_drop: false }`
[INFO] [stdout] 513cef178acaee1d5b2a6692bd61891891e473f7808d8d970d9fa6893a4ccb88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3c116b25696a79e071a99d4495d67c2bc116aa41fbd4dabe8230468d360dde0
[INFO] running `Command { std: "docker" "start" "-a" "a3c116b25696a79e071a99d4495d67c2bc116aa41fbd4dabe8230468d360dde0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking gzip-header v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/crc_reader.rs:106:19
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let amt = try!(self.inner.read(into));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:474:5
[INFO] [stdout]     |
[INFO] [stdout] 474 |     try!(r.read_exact(&mut b));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:489:5
[INFO] [stdout]     |
[INFO] [stdout] 489 |     try!(crc_reader.read_exact(&mut header));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:519:9
[INFO] [stdout]     |
[INFO] [stdout] 519 |         try!(crc_reader.read_exact(&mut extra));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:517:20
[INFO] [stdout]     |
[INFO] [stdout] 517 |         let xlen = try!(read_le_u16(&mut crc_reader));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:528:24
[INFO] [stdout]     |
[INFO] [stdout] 528 |             let byte = try!(byte);
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:542:24
[INFO] [stdout]     |
[INFO] [stdout] 542 |             let byte = try!(byte);
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:557:26
[INFO] [stdout]     |
[INFO] [stdout] 557 |         let stored_crc = try!(read_le_u16(&mut crc_reader));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/crc_reader.rs:106:19
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let amt = try!(self.inner.read(into));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:474:5
[INFO] [stdout]     |
[INFO] [stdout] 474 |     try!(r.read_exact(&mut b));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:489:5
[INFO] [stdout]     |
[INFO] [stdout] 489 |     try!(crc_reader.read_exact(&mut header));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:519:9
[INFO] [stdout]     |
[INFO] [stdout] 519 |         try!(crc_reader.read_exact(&mut extra));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:517:20
[INFO] [stdout]     |
[INFO] [stdout] 517 |         let xlen = try!(read_le_u16(&mut crc_reader));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:528:24
[INFO] [stdout]     |
[INFO] [stdout] 528 |             let byte = try!(byte);
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:542:24
[INFO] [stdout]     |
[INFO] [stdout] 542 |             let byte = try!(byte);
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:557:26
[INFO] [stdout]     |
[INFO] [stdout] 557 |         let stored_crc = try!(read_le_u16(&mut crc_reader));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a3c116b25696a79e071a99d4495d67c2bc116aa41fbd4dabe8230468d360dde0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c116b25696a79e071a99d4495d67c2bc116aa41fbd4dabe8230468d360dde0", kill_on_drop: false }`
[INFO] [stdout] a3c116b25696a79e071a99d4495d67c2bc116aa41fbd4dabe8230468d360dde0
