[INFO] cloning repository https://github.com/asimihsan/word-frequencies [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asimihsan/word-frequencies" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasimihsan%2Fword-frequencies", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasimihsan%2Fword-frequencies'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 548a954ace954bbe04649e3b08a86c00a1229e8d [INFO] checking asimihsan/word-frequencies against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasimihsan%2Fword-frequencies" "/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/asimihsan/word-frequencies 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/asimihsan/word-frequencies [INFO] finished tweaking git repo https://github.com/asimihsan/word-frequencies [INFO] tweaked toml for git repo https://github.com/asimihsan/word-frequencies written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/asimihsan/word-frequencies 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] 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] 65cc791e3e38c3ae6b87899f856c9c1c3616a282be6c817ab82ec6ab965f0de1 [INFO] running `Command { std: "docker" "start" "-a" "65cc791e3e38c3ae6b87899f856c9c1c3616a282be6c817ab82ec6ab965f0de1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "65cc791e3e38c3ae6b87899f856c9c1c3616a282be6c817ab82ec6ab965f0de1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65cc791e3e38c3ae6b87899f856c9c1c3616a282be6c817ab82ec6ab965f0de1", kill_on_drop: false }` [INFO] [stdout] 65cc791e3e38c3ae6b87899f856c9c1c3616a282be6c817ab82ec6ab965f0de1 [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] f345cc30bc20ca7db92745ed5f6f42c6f7969fee05560c9dc1b014f0bf9fba50 [INFO] running `Command { std: "docker" "start" "-a" "f345cc30bc20ca7db92745ed5f6f42c6f7969fee05560c9dc1b014f0bf9fba50", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking miniz_oxide v0.3.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking smallvec v1.1.0 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking unicode-normalization v0.1.12 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking crossbeam-channel v0.4.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking flate2 v1.0.13 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking serde_json v1.0.45 [INFO] [stderr] Checking word-frequencies v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.74s [INFO] running `Command { std: "docker" "inspect" "f345cc30bc20ca7db92745ed5f6f42c6f7969fee05560c9dc1b014f0bf9fba50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f345cc30bc20ca7db92745ed5f6f42c6f7969fee05560c9dc1b014f0bf9fba50", kill_on_drop: false }` [INFO] [stdout] f345cc30bc20ca7db92745ed5f6f42c6f7969fee05560c9dc1b014f0bf9fba50 [INFO] checking asimihsan/word-frequencies against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasimihsan%2Fword-frequencies" "/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/asimihsan/word-frequencies 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/asimihsan/word-frequencies [INFO] finished tweaking git repo https://github.com/asimihsan/word-frequencies [INFO] tweaked toml for git repo https://github.com/asimihsan/word-frequencies written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/asimihsan/word-frequencies 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] 3d10e023c224e79f4da2d91b81b239b5138354969b656b321e7bace34a3e5d4a [INFO] running `Command { std: "docker" "start" "-a" "3d10e023c224e79f4da2d91b81b239b5138354969b656b321e7bace34a3e5d4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d10e023c224e79f4da2d91b81b239b5138354969b656b321e7bace34a3e5d4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d10e023c224e79f4da2d91b81b239b5138354969b656b321e7bace34a3e5d4a", kill_on_drop: false }` [INFO] [stdout] 3d10e023c224e79f4da2d91b81b239b5138354969b656b321e7bace34a3e5d4a [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] b938b31e3cb6b352ad33c3a2725b5e52ddcc4926ea7cb0e7e237cf3f48b6ba9c [INFO] running `Command { std: "docker" "start" "-a" "b938b31e3cb6b352ad33c3a2725b5e52ddcc4926ea7cb0e7e237cf3f48b6ba9c", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking miniz_oxide v0.3.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.3.5/src/inflate/core.rs:1076:9 [INFO] [stdout] | [INFO] [stdout] 1076 | / match state { [INFO] [stdout] 1077 | | Start => generate_state!(state, 'state_machine, { [INFO] [stdout] 1078 | | l.bit_buf = 0; [INFO] [stdout] 1079 | | l.num_bits = 0; [INFO] [stdout] ... | [INFO] [stdout] 1608 | | _ => break TINFLStatus::Failed, [INFO] [stdout] 1609 | | }; [INFO] [stdout] | |_________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking smallvec v1.1.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [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" "b938b31e3cb6b352ad33c3a2725b5e52ddcc4926ea7cb0e7e237cf3f48b6ba9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b938b31e3cb6b352ad33c3a2725b5e52ddcc4926ea7cb0e7e237cf3f48b6ba9c", kill_on_drop: false }` [INFO] [stdout] b938b31e3cb6b352ad33c3a2725b5e52ddcc4926ea7cb0e7e237cf3f48b6ba9c