[INFO] fetching crate twtar 0.1.1...
[INFO] checking twtar-0.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate twtar 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate twtar 0.1.1 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 twtar 0.1.1
[INFO] finished tweaking crates.io crate twtar 0.1.1
[INFO] tweaked toml for crates.io crate twtar 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate twtar 0.1.1 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 roaes v0.1.1
[INFO] [stderr]   Downloaded snafu-derive v0.6.10
[INFO] [stderr]   Downloaded egzreader v2.0.2
[INFO] [stderr]   Downloaded os_str_bytes v5.0.0
[INFO] [stderr]   Downloaded xattr v0.2.2
[INFO] [stderr]   Downloaded cc v1.0.71
[INFO] [stderr]   Downloaded backtrace v0.3.63
[INFO] [stderr]   Downloaded snafu v0.6.10
[INFO] [stderr]   Downloaded tar v0.4.37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6cd9a5d457a826e7307c506603b3b2f41e6d455336dd6923c543b055cd702b39
[INFO] running `Command { std: "docker" "start" "-a" "6cd9a5d457a826e7307c506603b3b2f41e6d455336dd6923c543b055cd702b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cd9a5d457a826e7307c506603b3b2f41e6d455336dd6923c543b055cd702b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cd9a5d457a826e7307c506603b3b2f41e6d455336dd6923c543b055cd702b39", kill_on_drop: false }`
[INFO] [stdout] 6cd9a5d457a826e7307c506603b3b2f41e6d455336dd6923c543b055cd702b39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a9149139c2c211498ba3f171f247640fe228a2a846cc0014276ada2469e75a5f
[INFO] running `Command { std: "docker" "start" "-a" "a9149139c2c211498ba3f171f247640fe228a2a846cc0014276ada2469e75a5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking block-modes v0.8.1
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking tar v0.4.37
[INFO] [stderr]     Checking egzreader v2.0.2
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking roaes v0.1.1
[INFO] [stderr]     Checking twtar v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.23s
[INFO] running `Command { std: "docker" "inspect" "a9149139c2c211498ba3f171f247640fe228a2a846cc0014276ada2469e75a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9149139c2c211498ba3f171f247640fe228a2a846cc0014276ada2469e75a5f", kill_on_drop: false }`
[INFO] [stdout] a9149139c2c211498ba3f171f247640fe228a2a846cc0014276ada2469e75a5f
[INFO] checking twtar-0.1.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate twtar 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate twtar 0.1.1 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 twtar 0.1.1
[INFO] finished tweaking crates.io crate twtar 0.1.1
[INFO] tweaked toml for crates.io crate twtar 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate twtar 0.1.1 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1d30423138a4ac6ba4dc31f6714417493da1786df9bc0a8adfb1db2dc54710bf
[INFO] running `Command { std: "docker" "start" "-a" "1d30423138a4ac6ba4dc31f6714417493da1786df9bc0a8adfb1db2dc54710bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d30423138a4ac6ba4dc31f6714417493da1786df9bc0a8adfb1db2dc54710bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d30423138a4ac6ba4dc31f6714417493da1786df9bc0a8adfb1db2dc54710bf", kill_on_drop: false }`
[INFO] [stdout] 1d30423138a4ac6ba4dc31f6714417493da1786df9bc0a8adfb1db2dc54710bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6a82bbcde99f500ee5e8ca3ff6aaee84fa4451f565a59accb6dd357654f59056
[INFO] running `Command { std: "docker" "start" "-a" "6a82bbcde99f500ee5e8ca3ff6aaee84fa4451f565a59accb6dd357654f59056", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.4.4/src/inflate/core.rs:1060:9
[INFO] [stdout]      |
[INFO] [stdout] 1060 | /         match state {
[INFO] [stdout] 1061 | |             Start => generate_state!(state, 'state_machine, {
[INFO] [stdout] 1062 | |                 l.bit_buf = 0;
[INFO] [stdout] 1063 | |                 l.num_bits = 0;
[INFO] [stdout] ...    |
[INFO] [stdout] 1592 | |             _ => break TINFLStatus::Failed,
[INFO] [stdout] 1593 | |         };
[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" "6a82bbcde99f500ee5e8ca3ff6aaee84fa4451f565a59accb6dd357654f59056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a82bbcde99f500ee5e8ca3ff6aaee84fa4451f565a59accb6dd357654f59056", kill_on_drop: false }`
[INFO] [stdout] 6a82bbcde99f500ee5e8ca3ff6aaee84fa4451f565a59accb6dd357654f59056