[INFO] fetching crate foo-cargo-filename-test 0.3.0...
[INFO] checking foo-cargo-filename-test-0.3.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate foo-cargo-filename-test 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate foo-cargo-filename-test 0.3.0 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 foo-cargo-filename-test 0.3.0
[INFO] finished tweaking crates.io crate foo-cargo-filename-test 0.3.0
[INFO] tweaked toml for crates.io crate foo-cargo-filename-test 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate foo-cargo-filename-test 0.3.0 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 tar v0.4.28
[INFO] [stderr]   Downloaded filetime v0.2.10
[INFO] [stderr]   Downloaded libc v0.2.71
[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] dd2a466a822944e21a7098d96b12da5ce1e5ac452b6792633d84037289845fb5
[INFO] running `Command { std: "docker" "start" "-a" "dd2a466a822944e21a7098d96b12da5ce1e5ac452b6792633d84037289845fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd2a466a822944e21a7098d96b12da5ce1e5ac452b6792633d84037289845fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd2a466a822944e21a7098d96b12da5ce1e5ac452b6792633d84037289845fb5", kill_on_drop: false }`
[INFO] [stdout] dd2a466a822944e21a7098d96b12da5ce1e5ac452b6792633d84037289845fb5
[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] a302bb07ff606c464ddd7da9080a423ccb7d1c93eb0a9706291c2bffc9992e89
[INFO] running `Command { std: "docker" "start" "-a" "a302bb07ff606c464ddd7da9080a423ccb7d1c93eb0a9706291c2bffc9992e89", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling miniz_oxide v0.3.6
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling tar v0.4.28
[INFO] [stderr]    Compiling foo-cargo-filename-test v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "a302bb07ff606c464ddd7da9080a423ccb7d1c93eb0a9706291c2bffc9992e89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a302bb07ff606c464ddd7da9080a423ccb7d1c93eb0a9706291c2bffc9992e89", kill_on_drop: false }`
[INFO] [stdout] a302bb07ff606c464ddd7da9080a423ccb7d1c93eb0a9706291c2bffc9992e89
[INFO] checking foo-cargo-filename-test-0.3.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate foo-cargo-filename-test 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate foo-cargo-filename-test 0.3.0 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 foo-cargo-filename-test 0.3.0
[INFO] finished tweaking crates.io crate foo-cargo-filename-test 0.3.0
[INFO] tweaked toml for crates.io crate foo-cargo-filename-test 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate foo-cargo-filename-test 0.3.0 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] 68d01fb7e19e6df0b61c622f184bbd42c9a51a5b3fa11a45406df717c242c11b
[INFO] running `Command { std: "docker" "start" "-a" "68d01fb7e19e6df0b61c622f184bbd42c9a51a5b3fa11a45406df717c242c11b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68d01fb7e19e6df0b61c622f184bbd42c9a51a5b3fa11a45406df717c242c11b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68d01fb7e19e6df0b61c622f184bbd42c9a51a5b3fa11a45406df717c242c11b", kill_on_drop: false }`
[INFO] [stdout] 68d01fb7e19e6df0b61c622f184bbd42c9a51a5b3fa11a45406df717c242c11b
[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] 0e32f27b126409e7601f6a542d08fbe49c0d34cbf57b56779a5da43bd8c58ae9
[INFO] running `Command { std: "docker" "start" "-a" "0e32f27b126409e7601f6a542d08fbe49c0d34cbf57b56779a5da43bd8c58ae9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling miniz_oxide v0.3.6
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.3.6/src/inflate/core.rs:1075:9
[INFO] [stdout]      |
[INFO] [stdout] 1075 | /         match state {
[INFO] [stdout] 1076 | |             Start => generate_state!(state, 'state_machine, {
[INFO] [stdout] 1077 | |                 l.bit_buf = 0;
[INFO] [stdout] 1078 | |                 l.num_bits = 0;
[INFO] [stdout] ...    |
[INFO] [stdout] 1607 | |             _ => break TINFLStatus::Failed,
[INFO] [stdout] 1608 | |         };
[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 `miniz_oxide` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0e32f27b126409e7601f6a542d08fbe49c0d34cbf57b56779a5da43bd8c58ae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e32f27b126409e7601f6a542d08fbe49c0d34cbf57b56779a5da43bd8c58ae9", kill_on_drop: false }`
[INFO] [stdout] 0e32f27b126409e7601f6a542d08fbe49c0d34cbf57b56779a5da43bd8c58ae9