[INFO] fetching crate pbl 0.2.1...
[INFO] checking pbl-0.2.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate pbl 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate pbl 0.2.1 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 pbl 0.2.1
[INFO] finished tweaking crates.io crate pbl 0.2.1
[INFO] tweaked toml for crates.io crate pbl 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate pbl 0.2.1 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 mustache v0.9.0
[INFO] [stderr]   Downloaded clap_derive v3.0.6
[INFO] [stderr]   Downloaded clap v3.0.7
[INFO] [stderr]   Downloaded libc v0.2.88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d4fd5dba8a79c0a87f37d62d9149c495375c689ab90ddf2f4f68ad8b53f7060a
[INFO] running `Command { std: "docker" "start" "-a" "d4fd5dba8a79c0a87f37d62d9149c495375c689ab90ddf2f4f68ad8b53f7060a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4fd5dba8a79c0a87f37d62d9149c495375c689ab90ddf2f4f68ad8b53f7060a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4fd5dba8a79c0a87f37d62d9149c495375c689ab90ddf2f4f68ad8b53f7060a", kill_on_drop: false }`
[INFO] [stdout] d4fd5dba8a79c0a87f37d62d9149c495375c689ab90ddf2f4f68ad8b53f7060a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d633689b18798cc9769fe7d0daf08d88aaa9f58756ee31519b9334c708d63dc9
[INFO] running `Command { std: "docker" "start" "-a" "d633689b18798cc9769fe7d0daf08d88aaa9f58756ee31519b9334c708d63dc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]     Checking clap v3.0.7
[INFO] [stderr]     Checking pbl v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.47s
[INFO] running `Command { std: "docker" "inspect" "d633689b18798cc9769fe7d0daf08d88aaa9f58756ee31519b9334c708d63dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d633689b18798cc9769fe7d0daf08d88aaa9f58756ee31519b9334c708d63dc9", kill_on_drop: false }`
[INFO] [stdout] d633689b18798cc9769fe7d0daf08d88aaa9f58756ee31519b9334c708d63dc9
[INFO] checking pbl-0.2.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate pbl 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate pbl 0.2.1 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 pbl 0.2.1
[INFO] finished tweaking crates.io crate pbl 0.2.1
[INFO] tweaked toml for crates.io crate pbl 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate pbl 0.2.1 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e9ee652ac5ba6ec51039a81a9ea3bb7e4f4572ecdccf88ad264407f621643a7f
[INFO] running `Command { std: "docker" "start" "-a" "e9ee652ac5ba6ec51039a81a9ea3bb7e4f4572ecdccf88ad264407f621643a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9ee652ac5ba6ec51039a81a9ea3bb7e4f4572ecdccf88ad264407f621643a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9ee652ac5ba6ec51039a81a9ea3bb7e4f4572ecdccf88ad264407f621643a7f", kill_on_drop: false }`
[INFO] [stdout] e9ee652ac5ba6ec51039a81a9ea3bb7e4f4572ecdccf88ad264407f621643a7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2a64bb8c437e752cd6b174f59424df50646d412c49741935315edf6989cb705b
[INFO] running `Command { std: "docker" "start" "-a" "2a64bb8c437e752cd6b174f59424df50646d412c49741935315edf6989cb705b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mustache-0.9.0/src/macros.rs:7:34
[INFO] [stdout]     |
[INFO] [stdout] 7   |       ($fmt:expr, $($arg:tt)+) => ({
[INFO] [stdout]     |  __________________________________^
[INFO] [stdout] 8   | |         panic!(
[INFO] [stdout] 9   | |             concat!("bug: ",
[INFO] [stdout] 10  | |                     $fmt,
[INFO] [stdout] ...   |
[INFO] [stdout] 14  | |         )
[INFO] [stdout] 15  | |     });
[INFO] [stdout]     | |_____^ cannot infer type
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mustache-0.9.0/src/template.rs:224:25
[INFO] [stdout]     |
[INFO] [stdout] 224 |                           bug!("render_utag: unexpected value {:?}", value);
[INFO] [stdout]     |                           ------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `bug` (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 `mustache` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2a64bb8c437e752cd6b174f59424df50646d412c49741935315edf6989cb705b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a64bb8c437e752cd6b174f59424df50646d412c49741935315edf6989cb705b", kill_on_drop: false }`
[INFO] [stdout] 2a64bb8c437e752cd6b174f59424df50646d412c49741935315edf6989cb705b