[INFO] fetching crate amdmond 1.0.10...
[INFO] checking amdmond-1.0.10 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate amdmond 1.0.10 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate amdmond 1.0.10 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 crates.io crate amdmond 1.0.10
[INFO] finished tweaking crates.io crate amdmond 1.0.10
[INFO] tweaked toml for crates.io crate amdmond 1.0.10 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate amdmond 1.0.10 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.0
[INFO] [stderr]   Downloaded pidlock v0.1.4
[INFO] [stderr]   Downloaded amdgpu v1.0.11
[INFO] [stderr]   Downloaded amdmond-lib v1.0.10
[INFO] [stderr]   Downloaded gumdrop_derive v0.8.1
[INFO] [stderr]   Downloaded gumdrop v0.8.1
[INFO] [stderr]   Downloaded pretty_env_logger v0.4.0
[INFO] [stderr]   Downloaded serde v1.0.137
[INFO] [stderr]   Downloaded time v0.1.44
[INFO] [stderr]   Downloaded csv-core v0.1.10
[INFO] [stderr]   Downloaded ryu v1.0.10
[INFO] [stderr]   Downloaded ron v0.7.0
[INFO] [stderr]   Downloaded base64 v0.13.0
[INFO] [stderr]   Downloaded chrono v0.4.19
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded libc v0.2.126
[INFO] [stderr]   Downloaded regex-syntax v0.6.26
[INFO] [stderr]   Downloaded csv v1.1.6
[INFO] [stderr]   Downloaded regex v1.5.6
[INFO] [stderr]   Downloaded syn v1.0.96
[INFO] [stderr]   Downloaded regex-automata v0.1.10
[INFO] [stderr]   Downloaded thiserror-impl v1.0.31
[INFO] [stderr]   Downloaded thiserror v1.0.31
[INFO] [stderr]   Downloaded proc-macro2 v1.0.39
[INFO] [stderr]   Downloaded quote v1.0.18
[INFO] [stderr]   Downloaded serde_derive v1.0.137
[INFO] [stderr]   Downloaded toml v0.5.9
[INFO] [stderr]   Downloaded amdgpu-config v1.0.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f6e612527e3d8e15694f4d5f99e76084d24c93fb0a7a56933068931d3a64e431
[INFO] running `Command { std: "docker" "start" "-a" "f6e612527e3d8e15694f4d5f99e76084d24c93fb0a7a56933068931d3a64e431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6e612527e3d8e15694f4d5f99e76084d24c93fb0a7a56933068931d3a64e431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6e612527e3d8e15694f4d5f99e76084d24c93fb0a7a56933068931d3a64e431", kill_on_drop: false }`
[INFO] [stdout] f6e612527e3d8e15694f4d5f99e76084d24c93fb0a7a56933068931d3a64e431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cf565e9aff0621191f5611218baa39f6ad6dd5dd3fadba0387ed2444170410ab
[INFO] running `Command { std: "docker" "start" "-a" "cf565e9aff0621191f5611218baa39f6ad6dd5dd3fadba0387ed2444170410ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking pidlock v0.1.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling gumdrop_derive v0.8.1
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking gumdrop v0.8.1
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking ron v0.7.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking amdgpu v1.0.11
[INFO] [stderr]     Checking amdgpu-config v1.0.10
[INFO] [stderr]     Checking amdmond-lib v1.0.10
[INFO] [stderr]     Checking amdmond v1.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.91s
[INFO] running `Command { std: "docker" "inspect" "cf565e9aff0621191f5611218baa39f6ad6dd5dd3fadba0387ed2444170410ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf565e9aff0621191f5611218baa39f6ad6dd5dd3fadba0387ed2444170410ab", kill_on_drop: false }`
[INFO] [stdout] cf565e9aff0621191f5611218baa39f6ad6dd5dd3fadba0387ed2444170410ab
[INFO] checking amdmond-1.0.10 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate amdmond 1.0.10 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate amdmond 1.0.10 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 crates.io crate amdmond 1.0.10
[INFO] finished tweaking crates.io crate amdmond 1.0.10
[INFO] tweaked toml for crates.io crate amdmond 1.0.10 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate amdmond 1.0.10 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] daf4b01c9f149ee521b6ca0540fe21a80a0fa8e80c8acdf1d5b65dcf38daa234
[INFO] running `Command { std: "docker" "start" "-a" "daf4b01c9f149ee521b6ca0540fe21a80a0fa8e80c8acdf1d5b65dcf38daa234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "daf4b01c9f149ee521b6ca0540fe21a80a0fa8e80c8acdf1d5b65dcf38daa234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daf4b01c9f149ee521b6ca0540fe21a80a0fa8e80c8acdf1d5b65dcf38daa234", kill_on_drop: false }`
[INFO] [stdout] daf4b01c9f149ee521b6ca0540fe21a80a0fa8e80c8acdf1d5b65dcf38daa234
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6548fa96c7b95e6bbed4d981245c0018f526bf896bea4efe29e48a5277e40ad6
[INFO] running `Command { std: "docker" "start" "-a" "6548fa96c7b95e6bbed4d981245c0018f526bf896bea4efe29e48a5277e40ad6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking pidlock v0.1.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.5.6/src/exec.rs:848:13
[INFO] [stdout]     |
[INFO] [stdout] 848 | /             match dfa::Fsm::reverse(
[INFO] [stdout] 849 | |                 &self.ro.dfa_reverse,
[INFO] [stdout] 850 | |                 self.cache.value(),
[INFO] [stdout] 851 | |                 false,
[INFO] [stdout] ...   |
[INFO] [stdout] 862 | |                 Quit => return Some(Quit),
[INFO] [stdout] 863 | |             };
[INFO] [stdout]     | |_____________^ cannot infer type
[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 `regex` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6548fa96c7b95e6bbed4d981245c0018f526bf896bea4efe29e48a5277e40ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6548fa96c7b95e6bbed4d981245c0018f526bf896bea4efe29e48a5277e40ad6", kill_on_drop: false }`
[INFO] [stdout] 6548fa96c7b95e6bbed4d981245c0018f526bf896bea4efe29e48a5277e40ad6