[INFO] fetching crate alexa 0.1.2...
[INFO] checking alexa-0.1.2 against try#ec8d137b933d39ddf0a2878617a0335f0f9d7116 for pr-116607
[INFO] extracting crate alexa 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate alexa 0.1.2 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 crates.io crate alexa 0.1.2
[INFO] finished tweaking crates.io crate alexa 0.1.2
[INFO] tweaked toml for crates.io crate alexa 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec8d137b933d39ddf0a2878617a0335f0f9d7116" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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] 0884c5e723d211b956aeea0cb50a8c4e75e70455897c39c46329b0fc1992e090
[INFO] running `Command { std: "docker" "start" "-a" "0884c5e723d211b956aeea0cb50a8c4e75e70455897c39c46329b0fc1992e090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0884c5e723d211b956aeea0cb50a8c4e75e70455897c39c46329b0fc1992e090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0884c5e723d211b956aeea0cb50a8c4e75e70455897c39c46329b0fc1992e090", kill_on_drop: false }`
[INFO] [stdout] 0884c5e723d211b956aeea0cb50a8c4e75e70455897c39c46329b0fc1992e090
[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] 3ac1fd160e31db358382234901f4c8d173384e3ff4c634205799c1252acbd052
[INFO] running `Command { std: "docker" "start" "-a" "3ac1fd160e31db358382234901f4c8d173384e3ff4c634205799c1252acbd052", kill_on_drop: false }`
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling syn v0.9.2
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling serde_codegen_internals v0.10.0
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]    Compiling syntex_pos v0.45.0
[INFO] [stderr]     Checking conduit-mime-types v0.7.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling syntex_errors v0.45.0
[INFO] [stderr]    Compiling syntex_syntax v0.45.1
[INFO] [stderr]     Checking cookie v0.2.5
[INFO] [stderr]     Checking hyper v0.9.18
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]     Checking iron v0.4.0
[INFO] [stderr]     Checking persistent v0.2.1
[INFO] [stderr]     Checking bodyparser v0.4.1
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.45.1/src/ptr.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn into_iter(self) -> Self::IntoIter {
[INFO] [stdout]     |                           -------------- expected `std::slice::Iter<'a, T>` because of return type
[INFO] [stdout] 200 |         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" "3ac1fd160e31db358382234901f4c8d173384e3ff4c634205799c1252acbd052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ac1fd160e31db358382234901f4c8d173384e3ff4c634205799c1252acbd052", kill_on_drop: false }`
[INFO] [stdout] 3ac1fd160e31db358382234901f4c8d173384e3ff4c634205799c1252acbd052