[INFO] fetching crate gaffer_udp 0.1.4...
[INFO] checking gaffer_udp-0.1.4 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate gaffer_udp 0.1.4 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate gaffer_udp 0.1.4 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gaffer_udp 0.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate gaffer_udp 0.1.4
[INFO] tweaked toml for crates.io crate gaffer_udp 0.1.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 51 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding aster v0.22.1 (latest: v0.41.0)
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[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding cucumber v0.1.3 (latest: v0.21.0)
[INFO] [stderr]       Adding itertools v0.4.19 (latest: v0.12.1)
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[INFO] [stderr]       Adding itoa v0.1.1 (latest: v1.0.11)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding mio v0.6.23 (latest: v0.8.11)
[INFO] [stderr]       Adding miow v0.2.2 (latest: v0.6.0)
[INFO] [stderr]       Adding num-traits v0.1.43 (latest: v0.2.18)
[INFO] [stderr]       Adding quasi v0.16.0 (latest: v0.32.0)
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[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding serde v0.7.15 (latest: v1.0.200)
[INFO] [stderr]       Adding serde_codegen v0.7.15 (latest: v0.9.0)
[INFO] [stderr]       Adding serde_codegen_internals v0.4.0 (latest: v0.14.2)
[INFO] [stderr]       Adding serde_json v0.7.4 (latest: v1.0.116)
[INFO] [stderr]       Adding syntex v0.39.0 (latest: v0.58.1)
[INFO] [stderr]       Adding syntex_errors v0.39.0 (latest: v0.59.1)
[INFO] [stderr]       Adding syntex_pos v0.39.0 (latest: v0.59.1)
[INFO] [stderr]       Adding syntex_syntax v0.39.0 (latest: v0.59.1)
[INFO] [stderr]       Adding term v0.4.6 (latest: v0.7.0)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding unicode-xid v0.0.3 (latest: v0.2.4)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v0.7.15
[INFO] [stderr]   Downloaded serde_codegen v0.7.15
[INFO] [stderr]   Downloaded itoa v0.1.1
[INFO] [stderr]   Downloaded serde_json v0.7.4
[INFO] [stderr]   Downloaded quasi_codegen v0.16.0
[INFO] [stderr]   Downloaded serde_codegen_internals v0.4.0
[INFO] [stderr]   Downloaded syntex v0.39.0
[INFO] [stderr]   Downloaded quasi v0.16.0
[INFO] [stderr]   Downloaded unicode-xid v0.0.3
[INFO] [stderr]   Downloaded itertools v0.5.10
[INFO] [stderr]   Downloaded aster v0.22.1
[INFO] [stderr]   Downloaded itertools v0.4.19
[INFO] [stderr]   Downloaded syntex_syntax v0.39.0
[INFO] [stderr]   Downloaded bitflags v0.5.0
[INFO] [stderr]   Downloaded syntex_errors v0.39.0
[INFO] [stderr]   Downloaded term v0.4.6
[INFO] [stderr]   Downloaded syntex_pos v0.39.0
[INFO] [stderr]   Downloaded cucumber v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc2535354f06361e2a0ab585bcc4ee4eb65ff16d6689bb9e9e7b8dd454087d3c
[INFO] running `Command { std: "docker" "start" "-a" "bc2535354f06361e2a0ab585bcc4ee4eb65ff16d6689bb9e9e7b8dd454087d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc2535354f06361e2a0ab585bcc4ee4eb65ff16d6689bb9e9e7b8dd454087d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc2535354f06361e2a0ab585bcc4ee4eb65ff16d6689bb9e9e7b8dd454087d3c", kill_on_drop: false }`
[INFO] [stdout] bc2535354f06361e2a0ab585bcc4ee4eb65ff16d6689bb9e9e7b8dd454087d3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5de085bdde423195dfb4efddf3574561900e11a4c0705be74cea98c92178299a
[INFO] running `Command { std: "docker" "start" "-a" "5de085bdde423195dfb4efddf3574561900e11a4c0705be74cea98c92178299a", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]     Checking either v1.11.0
[INFO] [stderr]     Checking serde v0.7.15
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking gaffer_udp v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/packet.rs:63:15
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let seq = try!(rdr.read_u16::<BigEndian>());
[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/packet.rs:64:19
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let ack_seq = try!(rdr.read_u16::<BigEndian>());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/packet.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let ack_field = try!(rdr.read_u32::<BigEndian>());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/socket/blocking.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 |       try!(self.single_send(packet));
[INFO] [stdout]    |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/socket/non_blocking.rs:62:7
[INFO] [stdout]    |
[INFO] [stdout] 62 |       try!(self.single_send(packet));
[INFO] [stdout]    |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `mio::udp::UdpSocket`: use net module instead
[INFO] [stdout]  --> src/socket/non_blocking.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use mio::udp::UdpSocket;
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `mio::udp::UdpSocket`: use net module instead
[INFO] [stdout]   --> src/socket/non_blocking.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 |   udp_socket: UdpSocket,
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `mio::udp::UdpSocket`: use net module instead
[INFO] [stdout]   --> src/socket/non_blocking.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     UdpSocket::bind(&first_addr).map(|sock| {
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `mio::udp::UdpSocket::bind`: use net module instead
[INFO] [stdout]   --> src/socket/non_blocking.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |     UdpSocket::bind(&first_addr).map(|sock| {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `mio::udp::UdpSocket::recv_from`: use net module instead
[INFO] [stdout]   --> src/socket/non_blocking.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |     self.udp_socket.recv_from(&mut self.recv_buffer)
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `mio::udp::UdpSocket::send_to`: use net module instead
[INFO] [stdout]   --> src/socket/non_blocking.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |     self.udp_socket.send_to(payload.as_ref(), &destination)
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_json v0.7.4
[INFO] [stderr]    Compiling syntex_pos v0.39.0
[INFO] [stderr]    Compiling syntex_errors v0.39.0
[INFO] [stderr]    Compiling syntex_syntax v0.39.0
[INFO] [stdout] error[E0502]: cannot borrow `cx.parse_sess.span_diagnostic` as immutable because it is also borrowed as mutable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.39.0/src/ext/expand.rs:659:25
[INFO] [stdout]     |
[INFO] [stdout] 649 |         let mut expander = MacroExpander::new(&mut cx);
[INFO] [stdout]     |                                               ------- mutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 659 |         let err_count = cx.parse_sess.span_diagnostic.err_count();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stdout] 660 |         let mut ret = expander.fold_crate(c);
[INFO] [stdout]     |                       -------- mutable borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syntex_syntax` (lib) due to 2 previous errors; 223 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5de085bdde423195dfb4efddf3574561900e11a4c0705be74cea98c92178299a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de085bdde423195dfb4efddf3574561900e11a4c0705be74cea98c92178299a", kill_on_drop: false }`
[INFO] [stdout] 5de085bdde423195dfb4efddf3574561900e11a4c0705be74cea98c92178299a
[INFO] checking gaffer_udp-0.1.4 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate gaffer_udp 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate gaffer_udp 0.1.4 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gaffer_udp 0.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate gaffer_udp 0.1.4
[INFO] tweaked toml for crates.io crate gaffer_udp 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 51 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding aster v0.22.1 (latest: v0.41.0)
[INFO] [stderr]       Adding bitflags v0.5.0 (latest: v2.5.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding cucumber v0.1.3 (latest: v0.21.0)
[INFO] [stderr]       Adding itertools v0.4.19 (latest: v0.12.1)
[INFO] [stderr]       Adding itertools v0.5.10 (latest: v0.12.1)
[INFO] [stderr]       Adding itoa v0.1.1 (latest: v1.0.11)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding mio v0.6.23 (latest: v0.8.11)
[INFO] [stderr]       Adding miow v0.2.2 (latest: v0.6.0)
[INFO] [stderr]       Adding num-traits v0.1.43 (latest: v0.2.18)
[INFO] [stderr]       Adding quasi v0.16.0 (latest: v0.32.0)
[INFO] [stderr]       Adding quasi_codegen v0.16.0 (latest: v0.32.0)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding serde v0.7.15 (latest: v1.0.200)
[INFO] [stderr]       Adding serde_codegen v0.7.15 (latest: v0.9.0)
[INFO] [stderr]       Adding serde_codegen_internals v0.4.0 (latest: v0.14.2)
[INFO] [stderr]       Adding serde_json v0.7.4 (latest: v1.0.116)
[INFO] [stderr]       Adding syntex v0.39.0 (latest: v0.58.1)
[INFO] [stderr]       Adding syntex_errors v0.39.0 (latest: v0.59.1)
[INFO] [stderr]       Adding syntex_pos v0.39.0 (latest: v0.59.1)
[INFO] [stderr]       Adding syntex_syntax v0.39.0 (latest: v0.59.1)
[INFO] [stderr]       Adding term v0.4.6 (latest: v0.7.0)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding unicode-xid v0.0.3 (latest: v0.2.4)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e41b57a3e3ca7374f4b9f66b2e9b919ff34891f025079497dc8c2d1fac0d85aa
[INFO] running `Command { std: "docker" "start" "-a" "e41b57a3e3ca7374f4b9f66b2e9b919ff34891f025079497dc8c2d1fac0d85aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e41b57a3e3ca7374f4b9f66b2e9b919ff34891f025079497dc8c2d1fac0d85aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e41b57a3e3ca7374f4b9f66b2e9b919ff34891f025079497dc8c2d1fac0d85aa", kill_on_drop: false }`
[INFO] [stdout] e41b57a3e3ca7374f4b9f66b2e9b919ff34891f025079497dc8c2d1fac0d85aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93fbccc757cc8a5dd0e1a0de62d838d73180e727742402e80d93cf0927d03126
[INFO] running `Command { std: "docker" "start" "-a" "93fbccc757cc8a5dd0e1a0de62d838d73180e727742402e80d93cf0927d03126", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking serde v0.7.15
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking either v1.11.0
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking gaffer_udp v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/packet.rs:63:15
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let seq = try!(rdr.read_u16::<BigEndian>());
[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/packet.rs:64:19
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let ack_seq = try!(rdr.read_u16::<BigEndian>());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/packet.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let ack_field = try!(rdr.read_u32::<BigEndian>());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/socket/blocking.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 |       try!(self.single_send(packet));
[INFO] [stdout]    |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/socket/non_blocking.rs:62:7
[INFO] [stdout]    |
[INFO] [stdout] 62 |       try!(self.single_send(packet));
[INFO] [stdout]    |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `mio::udp::UdpSocket`: use net module instead
[INFO] [stdout]  --> src/socket/non_blocking.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use mio::udp::UdpSocket;
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `mio::udp::UdpSocket`: use net module instead
[INFO] [stdout]   --> src/socket/non_blocking.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 |   udp_socket: UdpSocket,
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `mio::udp::UdpSocket`: use net module instead
[INFO] [stdout]   --> src/socket/non_blocking.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     UdpSocket::bind(&first_addr).map(|sock| {
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `mio::udp::UdpSocket::bind`: use net module instead
[INFO] [stdout]   --> src/socket/non_blocking.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |     UdpSocket::bind(&first_addr).map(|sock| {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `mio::udp::UdpSocket::recv_from`: use net module instead
[INFO] [stdout]   --> src/socket/non_blocking.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |     self.udp_socket.recv_from(&mut self.recv_buffer)
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `mio::udp::UdpSocket::send_to`: use net module instead
[INFO] [stdout]   --> src/socket/non_blocking.rs:78:21
[INFO] [stdout]    |
[INFO] [stdout] 78 |     self.udp_socket.send_to(payload.as_ref(), &destination)
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_json v0.7.4
[INFO] [stderr]    Compiling syntex_pos v0.39.0
[INFO] [stderr]    Compiling syntex_errors v0.39.0
[INFO] [stderr]    Compiling syntex_syntax v0.39.0
[INFO] [stdout] error[E0502]: cannot borrow `cx.parse_sess.span_diagnostic` as immutable because it is also borrowed as mutable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.39.0/src/ext/expand.rs:659:25
[INFO] [stdout]     |
[INFO] [stdout] 649 |         let mut expander = MacroExpander::new(&mut cx);
[INFO] [stdout]     |                                               ------- mutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 659 |         let err_count = cx.parse_sess.span_diagnostic.err_count();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stdout] 660 |         let mut ret = expander.fold_crate(c);
[INFO] [stdout]     |                       -------- mutable borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syntex_syntax` (lib) due to 2 previous errors; 223 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "93fbccc757cc8a5dd0e1a0de62d838d73180e727742402e80d93cf0927d03126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93fbccc757cc8a5dd0e1a0de62d838d73180e727742402e80d93cf0927d03126", kill_on_drop: false }`
[INFO] [stdout] 93fbccc757cc8a5dd0e1a0de62d838d73180e727742402e80d93cf0927d03126
