[INFO] cloning repository https://github.com/joeyfb/twiggy-usage [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joeyfb/twiggy-usage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyfb%2Ftwiggy-usage", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyfb%2Ftwiggy-usage'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 087e01a69ef3998c60f09896452c11c652e9add9 [INFO] checking joeyfb/twiggy-usage against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyfb%2Ftwiggy-usage" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/joeyfb/twiggy-usage 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/joeyfb/twiggy-usage [INFO] finished tweaking git repo https://github.com/joeyfb/twiggy-usage [INFO] tweaked toml for git repo https://github.com/joeyfb/twiggy-usage written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/joeyfb/twiggy-usage 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 frozen v1.0.0 [INFO] [stderr] Downloaded scroll_derive v0.9.5 [INFO] [stderr] Downloaded scroll v0.9.2 [INFO] [stderr] Downloaded twiggy-parser v0.6.0 [INFO] [stderr] Downloaded twiggy-opt v0.6.0 [INFO] [stderr] Downloaded twiggy-traits v0.6.0 [INFO] [stderr] Downloaded parity-wasm v0.38.0 [INFO] [stderr] Downloaded gimli v0.18.0 [INFO] [stderr] Downloaded twiggy-ir v0.6.0 [INFO] [stderr] Downloaded twiggy-analyze v0.6.0 [INFO] [stderr] Downloaded goblin v0.0.22 [INFO] [stderr] Downloaded object v0.12.0 [INFO] [stderr] Downloaded wasmparser v0.31.1 [INFO] [stderr] Downloaded cpp_demangle v0.2.14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c970bd0650bf63b5fca8993643bffc7533b70c12bec4733c25521ced870a2751 [INFO] running `Command { std: "docker" "start" "-a" "c970bd0650bf63b5fca8993643bffc7533b70c12bec4733c25521ced870a2751", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c970bd0650bf63b5fca8993643bffc7533b70c12bec4733c25521ced870a2751", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c970bd0650bf63b5fca8993643bffc7533b70c12bec4733c25521ced870a2751", kill_on_drop: false }` [INFO] [stdout] c970bd0650bf63b5fca8993643bffc7533b70c12bec4733c25521ced870a2751 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9fb2596fd60026fe2bb3d62f45029275436f103b55d71da36b41a74a51daa30b [INFO] running `Command { std: "docker" "start" "-a" "9fb2596fd60026fe2bb3d62f45029275436f103b55d71da36b41a74a51daa30b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling cpp_demangle v0.2.14 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking ordermap v0.3.5 [INFO] [stderr] Checking fixedbitset v0.1.9 [INFO] [stderr] Compiling scroll v0.9.2 [INFO] [stderr] Checking fallible-iterator v0.2.0 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking petgraph v0.4.13 [INFO] [stderr] Checking regex-syntax v0.6.14 [INFO] [stderr] Checking frozen v1.0.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking wasmparser v0.31.1 [INFO] [stderr] Checking miniz_oxide v0.3.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking plain v0.2.3 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking gimli v0.18.0 [INFO] [stderr] Checking parity-wasm v0.38.0 [INFO] [stderr] Checking typed-arena v1.7.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking flate2 v1.0.13 [INFO] [stderr] Checking csv-core v0.1.6 [INFO] [stderr] Checking aho-corasick v0.7.8 [INFO] [stderr] Checking backtrace v0.3.43 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Compiling scroll_derive v0.9.5 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Checking bstr v0.2.11 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Checking goblin v0.0.22 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Compiling twiggy-opt v0.6.0 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking object v0.12.0 [INFO] [stderr] Checking twiggy-ir v0.6.0 [INFO] [stderr] Checking twiggy-traits v0.6.0 [INFO] [stderr] Checking twiggy-parser v0.6.0 [INFO] [stderr] Checking twiggy-analyze v0.6.0 [INFO] [stderr] Checking uses-twiggy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `twiggy_parser` is imported redundantly [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use twiggy_parser; [INFO] [stdout] | ^^^^^^^^^^^^^ the item `twiggy_parser` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `twiggy_parser` is imported redundantly [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use twiggy_parser; [INFO] [stdout] | ^^^^^^^^^^^^^ the item `twiggy_parser` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `twiggy_opt` is imported redundantly [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use twiggy_opt; [INFO] [stdout] | ^^^^^^^^^^ the item `twiggy_opt` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `twiggy_opt` is imported redundantly [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use twiggy_opt; [INFO] [stdout] | ^^^^^^^^^^ the item `twiggy_opt` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `twiggy_analyze` is imported redundantly [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use twiggy_analyze; [INFO] [stdout] | ^^^^^^^^^^^^^^ the item `twiggy_analyze` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `twiggy_analyze` is imported redundantly [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use twiggy_analyze; [INFO] [stdout] | ^^^^^^^^^^^^^^ the item `twiggy_analyze` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.42s [INFO] running `Command { std: "docker" "inspect" "9fb2596fd60026fe2bb3d62f45029275436f103b55d71da36b41a74a51daa30b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fb2596fd60026fe2bb3d62f45029275436f103b55d71da36b41a74a51daa30b", kill_on_drop: false }` [INFO] [stdout] 9fb2596fd60026fe2bb3d62f45029275436f103b55d71da36b41a74a51daa30b [INFO] checking joeyfb/twiggy-usage against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyfb%2Ftwiggy-usage" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/joeyfb/twiggy-usage 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/joeyfb/twiggy-usage [INFO] finished tweaking git repo https://github.com/joeyfb/twiggy-usage [INFO] tweaked toml for git repo https://github.com/joeyfb/twiggy-usage written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/joeyfb/twiggy-usage 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 476bec6fd752c8073b3c2fb20dd71b3256738dd9910ebe78307f2319f3dece84 [INFO] running `Command { std: "docker" "start" "-a" "476bec6fd752c8073b3c2fb20dd71b3256738dd9910ebe78307f2319f3dece84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "476bec6fd752c8073b3c2fb20dd71b3256738dd9910ebe78307f2319f3dece84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "476bec6fd752c8073b3c2fb20dd71b3256738dd9910ebe78307f2319f3dece84", kill_on_drop: false }` [INFO] [stdout] 476bec6fd752c8073b3c2fb20dd71b3256738dd9910ebe78307f2319f3dece84 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 42b71c3e1394078b8199111d2975d943d6b2dfbc0b88d877c0707aaad6ba0a48 [INFO] running `Command { std: "docker" "start" "-a" "42b71c3e1394078b8199111d2975d943d6b2dfbc0b88d877c0707aaad6ba0a48", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Checking fixedbitset v0.1.9 [INFO] [stderr] Checking ordermap v0.3.5 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking petgraph v0.4.13 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking fallible-iterator v0.2.0 [INFO] [stderr] Compiling cpp_demangle v0.2.14 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking regex-syntax v0.6.14 [INFO] [stderr] Checking frozen v1.0.0 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling scroll v0.9.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking wasmparser v0.31.1 [INFO] [stderr] Checking miniz_oxide v0.3.6 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking gimli v0.18.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.0 [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] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Checking csv-core v0.1.6 [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] Checking aho-corasick v0.7.8 [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" "42b71c3e1394078b8199111d2975d943d6b2dfbc0b88d877c0707aaad6ba0a48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42b71c3e1394078b8199111d2975d943d6b2dfbc0b88d877c0707aaad6ba0a48", kill_on_drop: false }` [INFO] [stdout] 42b71c3e1394078b8199111d2975d943d6b2dfbc0b88d877c0707aaad6ba0a48