[INFO] cloning repository https://github.com/bbqsrc/export [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bbqsrc/export" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbqsrc%2Fexport", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbqsrc%2Fexport'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3fd992c7438879e1e13a41349685dca66492577f [INFO] checking bbqsrc/export against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbqsrc%2Fexport" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bbqsrc/export 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/bbqsrc/export [INFO] finished tweaking git repo https://github.com/bbqsrc/export [INFO] tweaked toml for git repo https://github.com/bbqsrc/export written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/bbqsrc/export 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 hermit-abi v0.1.8 [INFO] [stderr] Downloaded ctor v0.1.13 [INFO] [stderr] Downloaded thread_local v1.0.1 [INFO] [stderr] Downloaded winapi-util v0.1.3 [INFO] [stderr] Downloaded memchr v2.3.3 [INFO] [stderr] Downloaded proc-macro2 v1.0.9 [INFO] [stderr] Downloaded quote v1.0.3 [INFO] [stderr] Downloaded aho-corasick v0.7.10 [INFO] [stderr] Downloaded regex v1.3.5 [INFO] [stderr] Downloaded syn v1.0.17 [INFO] [stderr] Downloaded regex-syntax v0.6.17 [INFO] [stderr] Downloaded libc v0.2.68 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a0ca748e2a21cfdf732da553ca7f17edfbdb9f4f9351f1637c0f48c9ab78fa0a [INFO] running `Command { std: "docker" "start" "-a" "a0ca748e2a21cfdf732da553ca7f17edfbdb9f4f9351f1637c0f48c9ab78fa0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a0ca748e2a21cfdf732da553ca7f17edfbdb9f4f9351f1637c0f48c9ab78fa0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0ca748e2a21cfdf732da553ca7f17edfbdb9f4f9351f1637c0f48c9ab78fa0a", kill_on_drop: false }` [INFO] [stdout] a0ca748e2a21cfdf732da553ca7f17edfbdb9f4f9351f1637c0f48c9ab78fa0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8b898b3b03a0fa519bc6008f5da4de5ff572bf3071b5321ba25a05cae63b96a4 [INFO] running `Command { std: "docker" "start" "-a" "8b898b3b03a0fa519bc6008f5da4de5ff572bf3071b5321ba25a05cae63b96a4", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking unicode-xid v0.2.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Checking quote v1.0.3 [INFO] [stderr] Checking regex v1.3.5 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling ctor v0.1.13 [INFO] [stderr] Compiling export_macro v0.1.0 (/opt/rustwide/workdir/export_macro) [INFO] [stderr] Checking export v0.1.0 (/opt/rustwide/workdir/export) [INFO] [stderr] Checking export_test v0.1.0 (/opt/rustwide/workdir/export_test) [INFO] [stdout] warning: function `lolwut` is never used [INFO] [stdout] --> export_test/src/lib.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn lolwut() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `lolwut3` is never used [INFO] [stdout] --> export_test/src/lib.rs:15:4 [INFO] [stdout] | [INFO] [stdout] 15 | fn lolwut3() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Foo` is never constructed [INFO] [stdout] --> export_test/src/lib.rs:30:19 [INFO] [stdout] | [INFO] [stdout] 30 | pub(crate) struct Foo {} [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `bar` is never used [INFO] [stdout] --> export_test/src/lib.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 32 | impl Foo { [INFO] [stdout] | -------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 35 | fn bar() {} [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `lolwut4` is never used [INFO] [stdout] --> export_test/src/lib.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | fn lolwut4() {} [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `lolwut` is never used [INFO] [stdout] --> export_test/src/lib.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn lolwut() { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `lolwut3` is never used [INFO] [stdout] --> export_test/src/lib.rs:15:4 [INFO] [stdout] | [INFO] [stdout] 15 | fn lolwut3() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Foo` is never constructed [INFO] [stdout] --> export_test/src/lib.rs:30:19 [INFO] [stdout] | [INFO] [stdout] 30 | pub(crate) struct Foo {} [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `bar` is never used [INFO] [stdout] --> export_test/src/lib.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 32 | impl Foo { [INFO] [stdout] | -------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 35 | fn bar() {} [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `lolwut4` is never used [INFO] [stdout] --> export_test/src/lib.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | fn lolwut4() {} [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.70s [INFO] running `Command { std: "docker" "inspect" "8b898b3b03a0fa519bc6008f5da4de5ff572bf3071b5321ba25a05cae63b96a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b898b3b03a0fa519bc6008f5da4de5ff572bf3071b5321ba25a05cae63b96a4", kill_on_drop: false }` [INFO] [stdout] 8b898b3b03a0fa519bc6008f5da4de5ff572bf3071b5321ba25a05cae63b96a4 [INFO] checking bbqsrc/export against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbqsrc%2Fexport" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bbqsrc/export 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/bbqsrc/export [INFO] finished tweaking git repo https://github.com/bbqsrc/export [INFO] tweaked toml for git repo https://github.com/bbqsrc/export written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/bbqsrc/export 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fc17984b6c4ddb8d02d28dac50d8241dd18f0bc05def453a10a4be374b3cfb9c [INFO] running `Command { std: "docker" "start" "-a" "fc17984b6c4ddb8d02d28dac50d8241dd18f0bc05def453a10a4be374b3cfb9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc17984b6c4ddb8d02d28dac50d8241dd18f0bc05def453a10a4be374b3cfb9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc17984b6c4ddb8d02d28dac50d8241dd18f0bc05def453a10a4be374b3cfb9c", kill_on_drop: false }` [INFO] [stdout] fc17984b6c4ddb8d02d28dac50d8241dd18f0bc05def453a10a4be374b3cfb9c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0343e5583798be172ed8a1fa247dbf5732c150848459a7925695af7a66049696 [INFO] running `Command { std: "docker" "start" "-a" "0343e5583798be172ed8a1fa247dbf5732c150848459a7925695af7a66049696", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking unicode-xid v0.2.0 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Checking quote v1.0.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Checking regex v1.3.5 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.3.5/src/exec.rs:836:13 [INFO] [stdout] | [INFO] [stdout] 836 | / match dfa::Fsm::reverse( [INFO] [stdout] 837 | | &self.ro.dfa_reverse, [INFO] [stdout] 838 | | self.cache.value(), [INFO] [stdout] 839 | | false, [INFO] [stdout] ... | [INFO] [stdout] 850 | | Quit => return Some(Quit), [INFO] [stdout] 851 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.3.5/src/exec.rs:836:13 [INFO] [stdout] | [INFO] [stdout] 836 | / match dfa::Fsm::reverse( [INFO] [stdout] 837 | | &self.ro.dfa_reverse, [INFO] [stdout] 838 | | self.cache.value(), [INFO] [stdout] 839 | | false, [INFO] [stdout] ... | [INFO] [stdout] 850 | | Quit => return Some(Quit), [INFO] [stdout] 851 | | }; [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 `regex` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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 `regex` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "0343e5583798be172ed8a1fa247dbf5732c150848459a7925695af7a66049696", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0343e5583798be172ed8a1fa247dbf5732c150848459a7925695af7a66049696", kill_on_drop: false }` [INFO] [stdout] 0343e5583798be172ed8a1fa247dbf5732c150848459a7925695af7a66049696