[INFO] fetching crate gll-macros 0.0.2...
[INFO] checking gll-macros-0.0.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate gll-macros 0.0.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate gll-macros 0.0.2 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 gll-macros 0.0.2
[INFO] finished tweaking crates.io crate gll-macros 0.0.2
[INFO] tweaked toml for crates.io crate gll-macros 0.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages
[INFO] [stderr]       Adding indexing v0.3.2 (latest: v0.4.1)
[INFO] [stderr]       Adding ordermap v0.3.5 (latest: v0.4.2)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.79)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.35)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[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 indexing v0.3.2
[INFO] [stderr]   Downloaded gll v0.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 27dc1251f0fdd552fc2a3fc559d44b33729ec4715db85b3b7ce1e4a200c8097d
[INFO] running `Command { std: "docker" "start" "-a" "27dc1251f0fdd552fc2a3fc559d44b33729ec4715db85b3b7ce1e4a200c8097d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27dc1251f0fdd552fc2a3fc559d44b33729ec4715db85b3b7ce1e4a200c8097d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27dc1251f0fdd552fc2a3fc559d44b33729ec4715db85b3b7ce1e4a200c8097d", kill_on_drop: false }`
[INFO] [stdout] 27dc1251f0fdd552fc2a3fc559d44b33729ec4715db85b3b7ce1e4a200c8097d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 04226adacde5bf93fa8f734ea7bf8773d4bfc5cced944403c316a1df96997e96
[INFO] running `Command { std: "docker" "start" "-a" "04226adacde5bf93fa8f734ea7bf8773d4bfc5cced944403c316a1df96997e96", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling indexing v0.3.2
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling gll v0.0.2
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking gll-macros v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.64s
[INFO] running `Command { std: "docker" "inspect" "04226adacde5bf93fa8f734ea7bf8773d4bfc5cced944403c316a1df96997e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04226adacde5bf93fa8f734ea7bf8773d4bfc5cced944403c316a1df96997e96", kill_on_drop: false }`
[INFO] [stdout] 04226adacde5bf93fa8f734ea7bf8773d4bfc5cced944403c316a1df96997e96
[INFO] checking gll-macros-0.0.2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate gll-macros 0.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate gll-macros 0.0.2 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 gll-macros 0.0.2
[INFO] finished tweaking crates.io crate gll-macros 0.0.2
[INFO] tweaked toml for crates.io crate gll-macros 0.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 44d7ee4b031547dfc40a49c613190de8bf1a9fce17b150dbfb622d48d96a2793
[INFO] running `Command { std: "docker" "start" "-a" "44d7ee4b031547dfc40a49c613190de8bf1a9fce17b150dbfb622d48d96a2793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44d7ee4b031547dfc40a49c613190de8bf1a9fce17b150dbfb622d48d96a2793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44d7ee4b031547dfc40a49c613190de8bf1a9fce17b150dbfb622d48d96a2793", kill_on_drop: false }`
[INFO] [stdout] 44d7ee4b031547dfc40a49c613190de8bf1a9fce17b150dbfb622d48d96a2793
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b35f719b55e752f0fec150c31946c6f88579d2db01765b8f08a925c422a23fde
[INFO] running `Command { std: "docker" "start" "-a" "b35f719b55e752f0fec150c31946c6f88579d2db01765b8f08a925c422a23fde", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling indexing v0.3.2
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/indexing-0.3.2/src/algorithms.rs:374:14
[INFO] [stdout]     |
[INFO] [stdout] 374 |         try!(Err("merge_internal: data or buffer too short"));
[INFO] [stdout]     |              ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]     |
[INFO] [stdout] 374 |         try!(Err::<T, &str>("merge_internal: data or buffer too short"));
[INFO] [stdout]     |                 +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/indexing-0.3.2/src/algorithms.rs:374:14
[INFO] [stdout]     |
[INFO] [stdout] 374 |         try!(Err("merge_internal: data or buffer too short"));
[INFO] [stdout]     |              ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]     |
[INFO] [stdout] 374 |         try!(Err::<T, &str>("merge_internal: data or buffer too short"));
[INFO] [stdout]     |                 +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/indexing-0.3.2/src/algorithms.rs:431:14
[INFO] [stdout]     |
[INFO] [stdout] 431 |         try!(Err("merge_internal: data or buffer too short"));
[INFO] [stdout]     |              ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]     |
[INFO] [stdout] 431 |         try!(Err::<T, &str>("merge_internal: data or buffer too short"));
[INFO] [stdout]     |                 +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/indexing-0.3.2/src/algorithms.rs:431:14
[INFO] [stdout]     |
[INFO] [stdout] 431 |         try!(Err("merge_internal: data or buffer too short"));
[INFO] [stdout]     |              ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]     |
[INFO] [stdout] 431 |         try!(Err::<T, &str>("merge_internal: data or buffer too short"));
[INFO] [stdout]     |                 +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `indexing` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `indexing` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "b35f719b55e752f0fec150c31946c6f88579d2db01765b8f08a925c422a23fde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b35f719b55e752f0fec150c31946c6f88579d2db01765b8f08a925c422a23fde", kill_on_drop: false }`
[INFO] [stdout] b35f719b55e752f0fec150c31946c6f88579d2db01765b8f08a925c422a23fde