[INFO] cloning repository https://github.com/cjrh/debussy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cjrh/debussy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcjrh%2Fdebussy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcjrh%2Fdebussy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9dd6f01a3e75f7e1a93931e399492395aa0bc31
[INFO] checking cjrh/debussy against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcjrh%2Fdebussy" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cjrh/debussy 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/cjrh/debussy
[INFO] finished tweaking git repo https://github.com/cjrh/debussy
[INFO] tweaked toml for git repo https://github.com/cjrh/debussy written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cjrh/debussy 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 git repository `https://github.com/Mange/mpris-rs`
[INFO] [stderr]     Updating git submodule `https://gitlab.freedesktop.org/mpris/mpris-spec.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded from_variants v1.0.0
[INFO] [stderr]   Downloaded libdbus-sys v0.2.2
[INFO] [stderr]   Downloaded dbus v0.9.6
[INFO] [stderr]   Downloaded from_variants_impl v1.0.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37f623df3aa075d2179b2e134b31630b0c9b2cc438e778d0bd48ebb554b1820e
[INFO] running `Command { std: "docker" "start" "-a" "37f623df3aa075d2179b2e134b31630b0c9b2cc438e778d0bd48ebb554b1820e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37f623df3aa075d2179b2e134b31630b0c9b2cc438e778d0bd48ebb554b1820e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37f623df3aa075d2179b2e134b31630b0c9b2cc438e778d0bd48ebb554b1820e", kill_on_drop: false }`
[INFO] [stdout] 37f623df3aa075d2179b2e134b31630b0c9b2cc438e778d0bd48ebb554b1820e
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92117e5f46e1c20510312898e9d6c325b9986c4ed71f9534773cc3eae92e0cfd
[INFO] running `Command { std: "docker" "start" "-a" "92117e5f46e1c20510312898e9d6c325b9986c4ed71f9534773cc3eae92e0cfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]     Checking linux-raw-sys v0.3.7
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling libdbus-sys v0.2.2
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling derive_is_enum_variant v0.1.1
[INFO] [stderr]     Checking dbus v0.9.6
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking pretty_env_logger v0.5.0
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling enum-kinds v0.5.1
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling from_variants_impl v1.0.0
[INFO] [stderr]     Checking from_variants v1.0.0
[INFO] [stderr]     Checking mpris v2.0.1 (https://github.com/Mange/mpris-rs#d74e182d)
[INFO] [stderr]     Checking debussy v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `Command { std: "docker" "inspect" "92117e5f46e1c20510312898e9d6c325b9986c4ed71f9534773cc3eae92e0cfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92117e5f46e1c20510312898e9d6c325b9986c4ed71f9534773cc3eae92e0cfd", kill_on_drop: false }`
[INFO] [stdout] 92117e5f46e1c20510312898e9d6c325b9986c4ed71f9534773cc3eae92e0cfd
[INFO] checking cjrh/debussy against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcjrh%2Fdebussy" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cjrh/debussy 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/cjrh/debussy
[INFO] finished tweaking git repo https://github.com/cjrh/debussy
[INFO] tweaked toml for git repo https://github.com/cjrh/debussy written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/cjrh/debussy 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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b120fd18d6df963be7a7f9d83062f3599df5adc6f4ba5831a8b89e20d9e8db1
[INFO] running `Command { std: "docker" "start" "-a" "8b120fd18d6df963be7a7f9d83062f3599df5adc6f4ba5831a8b89e20d9e8db1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b120fd18d6df963be7a7f9d83062f3599df5adc6f4ba5831a8b89e20d9e8db1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b120fd18d6df963be7a7f9d83062f3599df5adc6f4ba5831a8b89e20d9e8db1", kill_on_drop: false }`
[INFO] [stdout] 8b120fd18d6df963be7a7f9d83062f3599df5adc6f4ba5831a8b89e20d9e8db1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7fe62a5351a897d6a7f9b71e29a0f589f476fccc72cb10227c44cb6c1ac028a
[INFO] running `Command { std: "docker" "start" "-a" "f7fe62a5351a897d6a7f9b71e29a0f589f476fccc72cb10227c44cb6c1ac028a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]     Checking linux-raw-sys v0.3.7
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling libdbus-sys v0.2.2
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/libdbus-sys-0.2.2/build.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         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 `libdbus-sys` (build script) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f7fe62a5351a897d6a7f9b71e29a0f589f476fccc72cb10227c44cb6c1ac028a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7fe62a5351a897d6a7f9b71e29a0f589f476fccc72cb10227c44cb6c1ac028a", kill_on_drop: false }`
[INFO] [stdout] f7fe62a5351a897d6a7f9b71e29a0f589f476fccc72cb10227c44cb6c1ac028a