[INFO] cloning repository https://github.com/nakakura/stun
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nakakura/stun" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnakakura%2Fstun", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnakakura%2Fstun'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8795336653cfedcda3d0675d792a8acb2e83981
[INFO] checking nakakura/stun against try#ec8d137b933d39ddf0a2878617a0335f0f9d7116 for pr-116607
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnakakura%2Fstun" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nakakura/stun on toolchain ec8d137b933d39ddf0a2878617a0335f0f9d7116
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec8d137b933d39ddf0a2878617a0335f0f9d7116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nakakura/stun
[INFO] finished tweaking git repo https://github.com/nakakura/stun
[INFO] tweaked toml for git repo https://github.com/nakakura/stun written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nakakura/stun already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec8d137b933d39ddf0a2878617a0335f0f9d7116" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+ec8d137b933d39ddf0a2878617a0335f0f9d7116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2168f5baaae64497f991519d8d93b2cb5d2f0e43b454018d1acf6c48b9f63282
[INFO] running `Command { std: "docker" "start" "-a" "2168f5baaae64497f991519d8d93b2cb5d2f0e43b454018d1acf6c48b9f63282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2168f5baaae64497f991519d8d93b2cb5d2f0e43b454018d1acf6c48b9f63282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2168f5baaae64497f991519d8d93b2cb5d2f0e43b454018d1acf6c48b9f63282", kill_on_drop: false }`
[INFO] [stdout] 2168f5baaae64497f991519d8d93b2cb5d2f0e43b454018d1acf6c48b9f63282
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+ec8d137b933d39ddf0a2878617a0335f0f9d7116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ba36066583f177409ef13716906a7243778f7a4aa891ece32a4d8c8c1c9b6eb
[INFO] running `Command { std: "docker" "start" "-a" "5ba36066583f177409ef13716906a7243778f7a4aa891ece32a4d8c8c1c9b6eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking pnet_base v0.21.0
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking pnet_macros_support v0.21.0
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking ipnetwork v0.12.8
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]    Compiling pnet v0.21.0
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking crossbeam-deque v0.6.2
[INFO] [stderr]     Checking pnet_sys v0.21.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking pnet_datalink v0.21.0
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking tokio-timer v0.2.8
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.42.0/src/ptr.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn into_iter(self) -> Self::IntoIter {
[INFO] [stdout]     |                           -------------- expected `std::slice::Iter<'a, T>` because of return type
[INFO] [stdout] 184 |         self.ptr.into_iter()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^ expected `Iter<'_, T>`, found `IntoIter<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `std::slice::Iter<'a, T>`
[INFO] [stdout]                found struct `std::vec::IntoIter<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syntex_syntax` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5ba36066583f177409ef13716906a7243778f7a4aa891ece32a4d8c8c1c9b6eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ba36066583f177409ef13716906a7243778f7a4aa891ece32a4d8c8c1c9b6eb", kill_on_drop: false }`
[INFO] [stdout] 5ba36066583f177409ef13716906a7243778f7a4aa891ece32a4d8c8c1c9b6eb