[INFO] cloning repository https://github.com/azdle/tplink-smart-home [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/azdle/tplink-smart-home" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazdle%2Ftplink-smart-home", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazdle%2Ftplink-smart-home'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b02ae2eb527441433e02382f0920c4314199615c [INFO] checking azdle/tplink-smart-home against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazdle%2Ftplink-smart-home" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/azdle/tplink-smart-home on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/azdle/tplink-smart-home [INFO] finished tweaking git repo https://github.com/azdle/tplink-smart-home [INFO] tweaked toml for git repo https://github.com/azdle/tplink-smart-home written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/azdle/tplink-smart-home 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atty v0.2.3 [INFO] [stderr] Downloaded iovec v0.1.1 [INFO] [stderr] Downloaded net2 v0.2.31 [INFO] [stderr] Downloaded scoped-tls v0.1.0 [INFO] [stderr] Downloaded bytes v0.4.5 [INFO] [stderr] Downloaded env_logger v0.4.3 [INFO] [stderr] Downloaded serde_json v1.0.3 [INFO] [stderr] Downloaded mio v0.6.10 [INFO] [stderr] Downloaded lazycell v0.5.1 [INFO] [stderr] Downloaded tokio-io v0.1.3 [INFO] [stderr] Downloaded tokio-core v0.1.10 [INFO] [stderr] Downloaded tokio-timer v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b7921e4c8dda872ed5c72581461bcdca90625f0255852bc3f22f42497b56638 [INFO] running `Command { std: "docker" "start" "-a" "1b7921e4c8dda872ed5c72581461bcdca90625f0255852bc3f22f42497b56638", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b7921e4c8dda872ed5c72581461bcdca90625f0255852bc3f22f42497b56638", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b7921e4c8dda872ed5c72581461bcdca90625f0255852bc3f22f42497b56638", kill_on_drop: false }` [INFO] [stdout] 1b7921e4c8dda872ed5c72581461bcdca90625f0255852bc3f22f42497b56638 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f64ae43b4d33978b429611149acfe284095cc198303461f53b5ad6baeb19f56 [INFO] running `Command { std: "docker" "start" "-a" "4f64ae43b4d33978b429611149acfe284095cc198303461f53b5ad6baeb19f56", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.32 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking log v0.3.8 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking byteorder v1.1.0 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking futures v0.1.16 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking lazy_static v0.2.9 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking regex-syntax v0.4.1 [INFO] [stderr] Checking lazycell v0.5.1 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking num-traits v0.1.40 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Checking iovec v0.1.1 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking net2 v0.2.31 [INFO] [stderr] Checking term_size v0.3.0 [INFO] [stderr] Checking bytes v0.4.5 [INFO] [stderr] Checking textwrap v0.8.0 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking atty v0.2.3 [INFO] [stderr] Checking mio v0.6.10 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking serde v1.0.15 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking clap v2.26.2 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Compiling serde_derive_internals v0.16.0 [INFO] [stderr] Checking tokio-io v0.1.3 [INFO] [stderr] Checking tokio-timer v0.1.2 [INFO] [stderr] Checking tokio-core v0.1.10 [INFO] [stderr] Compiling serde_derive v1.0.15 [INFO] [stderr] Checking env_logger v0.4.3 [INFO] [stderr] Checking serde_json v1.0.3 [INFO] [stderr] Checking tplink-smart-home v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Option` is imported redundantly [INFO] [stdout] --> src/codec.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::option::Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Option` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/codec.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Option` is imported redundantly [INFO] [stdout] --> src/message.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::option::Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Option` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Option` is imported redundantly [INFO] [stdout] --> src/codec.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::option::Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Option` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/codec.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Option` is imported redundantly [INFO] [stdout] --> src/message.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::option::Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Option` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.65s [INFO] running `Command { std: "docker" "inspect" "4f64ae43b4d33978b429611149acfe284095cc198303461f53b5ad6baeb19f56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f64ae43b4d33978b429611149acfe284095cc198303461f53b5ad6baeb19f56", kill_on_drop: false }` [INFO] [stdout] 4f64ae43b4d33978b429611149acfe284095cc198303461f53b5ad6baeb19f56 [INFO] checking azdle/tplink-smart-home against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazdle%2Ftplink-smart-home" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/azdle/tplink-smart-home on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/azdle/tplink-smart-home [INFO] finished tweaking git repo https://github.com/azdle/tplink-smart-home [INFO] tweaked toml for git repo https://github.com/azdle/tplink-smart-home written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/azdle/tplink-smart-home 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 55e5fd2f9259be30ca47c314f212e43310144f2ba8a6f8931b32b0269cd85f7e [INFO] running `Command { std: "docker" "start" "-a" "55e5fd2f9259be30ca47c314f212e43310144f2ba8a6f8931b32b0269cd85f7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55e5fd2f9259be30ca47c314f212e43310144f2ba8a6f8931b32b0269cd85f7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55e5fd2f9259be30ca47c314f212e43310144f2ba8a6f8931b32b0269cd85f7e", kill_on_drop: false }` [INFO] [stdout] 55e5fd2f9259be30ca47c314f212e43310144f2ba8a6f8931b32b0269cd85f7e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0a31d04d9c70f9c18642318cb6b80890e3fc43377721d3adcd43c6b2443800ed [INFO] running `Command { std: "docker" "start" "-a" "0a31d04d9c70f9c18642318cb6b80890e3fc43377721d3adcd43c6b2443800ed", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.32 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking log v0.3.8 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking futures v0.1.16 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking lazy_static v0.2.9 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking byteorder v1.1.0 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking lazycell v0.5.1 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking regex-syntax v0.4.1 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking serde v1.0.15 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking iovec v0.1.1 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking term_size v0.3.0 [INFO] [stderr] Checking net2 v0.2.31 [INFO] [stderr] Checking bytes v0.4.5 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking textwrap v0.8.0 [INFO] [stderr] Checking mio v0.6.10 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.5/src/bytes.rs:1986:21 [INFO] [stdout] | [INFO] [stdout] 1986 | panic!(); // TODO: abort [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking atty v0.2.3 [INFO] [stderr] Checking num-traits v0.1.40 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `bytes` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mio-0.6.10/src/poll.rs:1868:13 [INFO] [stdout] | [INFO] [stdout] 1868 | panic!(); [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [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 E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `mio` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "0a31d04d9c70f9c18642318cb6b80890e3fc43377721d3adcd43c6b2443800ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a31d04d9c70f9c18642318cb6b80890e3fc43377721d3adcd43c6b2443800ed", kill_on_drop: false }` [INFO] [stdout] 0a31d04d9c70f9c18642318cb6b80890e3fc43377721d3adcd43c6b2443800ed