[INFO] crate http2parse 0.2.2 is already in cache
[INFO] testing http2parse-0.2.2 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate http2parse 0.2.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate http2parse 0.2.2 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate http2parse 0.2.2
[INFO] finished tweaking crates.io crate http2parse 0.2.2
[INFO] tweaked toml for crates.io crate http2parse 0.2.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8095819c6b36ce6ec01b4f7275638e9d4b8bfd0b2fcb99d09b050b67dab1218
[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" "b8095819c6b36ce6ec01b4f7275638e9d4b8bfd0b2fcb99d09b050b67dab1218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8095819c6b36ce6ec01b4f7275638e9d4b8bfd0b2fcb99d09b050b67dab1218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8095819c6b36ce6ec01b4f7275638e9d4b8bfd0b2fcb99d09b050b67dab1218", kill_on_drop: false }`
[INFO] [stdout] b8095819c6b36ce6ec01b4f7275638e9d4b8bfd0b2fcb99d09b050b67dab1218
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27c6413d37019444f17c46ae93844d824637740549b6328f289b67c9793b9e66
[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" "27c6413d37019444f17c46ae93844d824637740549b6328f289b67c9793b9e66", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stderr]    Compiling byteorder v0.3.13
[INFO] [stderr]    Compiling http2parse v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/payload.rs:92:37
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 let (_, priority) = try!(Priority::parse(true, buf));
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:181:19
[INFO] [stdout]     |
[INFO] [stdout] 181 |             data: try!(trim_padding(settings, header, buf))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:188:15
[INFO] [stdout]     |
[INFO] [stdout] 188 |         buf = try!(trim_padding(settings, header, buf));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:189:31
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let (buf, priority) = try!(Priority::parse(settings.priority, buf));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:258:15
[INFO] [stdout]     |
[INFO] [stdout] 258 |         buf = try!(trim_padding(settings, header, buf));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/frame.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |             payload: try!(Payload::parse(header, buf))
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/frame.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 |             flag: try!(Flag::new(buf[4]).map_err(|()| { Error::BadFlag(buf[4]) })),
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "27c6413d37019444f17c46ae93844d824637740549b6328f289b67c9793b9e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27c6413d37019444f17c46ae93844d824637740549b6328f289b67c9793b9e66", kill_on_drop: false }`
[INFO] [stdout] 27c6413d37019444f17c46ae93844d824637740549b6328f289b67c9793b9e66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c93e10b7407f1f88533a69f9de42a480f2c00f9747b948d44ac49ed7ba8aff32
[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" "c93e10b7407f1f88533a69f9de42a480f2c00f9747b948d44ac49ed7ba8aff32", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/payload.rs:92:37
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 let (_, priority) = try!(Priority::parse(true, buf));
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:181:19
[INFO] [stdout]     |
[INFO] [stdout] 181 |             data: try!(trim_padding(settings, header, buf))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:188:15
[INFO] [stdout]     |
[INFO] [stdout] 188 |         buf = try!(trim_padding(settings, header, buf));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:189:31
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let (buf, priority) = try!(Priority::parse(settings.priority, buf));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:258:15
[INFO] [stdout]     |
[INFO] [stdout] 258 |         buf = try!(trim_padding(settings, header, buf));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/frame.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |             payload: try!(Payload::parse(header, buf))
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/frame.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 |             flag: try!(Flag::new(buf[4]).map_err(|()| { Error::BadFlag(buf[4]) })),
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling http2parse v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/payload.rs:92:37
[INFO] [stdout]    |
[INFO] [stdout] 92 |                 let (_, priority) = try!(Priority::parse(true, buf));
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:24
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:181:19
[INFO] [stdout]     |
[INFO] [stdout] 181 |             data: try!(trim_padding(settings, header, buf))
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:188:15
[INFO] [stdout]     |
[INFO] [stdout] 188 |         buf = try!(trim_padding(settings, header, buf));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:189:31
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let (buf, priority) = try!(Priority::parse(settings.priority, buf));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/payload.rs:258:15
[INFO] [stdout]     |
[INFO] [stdout] 258 |         buf = try!(trim_padding(settings, header, buf));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/frame.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |             payload: try!(Payload::parse(header, buf))
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/frame.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 |             flag: try!(Flag::new(buf[4]).map_err(|()| { Error::BadFlag(buf[4]) })),
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `http2parse`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "c93e10b7407f1f88533a69f9de42a480f2c00f9747b948d44ac49ed7ba8aff32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c93e10b7407f1f88533a69f9de42a480f2c00f9747b948d44ac49ed7ba8aff32", kill_on_drop: false }`
[INFO] [stdout] c93e10b7407f1f88533a69f9de42a480f2c00f9747b948d44ac49ed7ba8aff32