[INFO] cloning repository https://github.com/odd12258053/rusfuse [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/odd12258053/rusfuse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fodd12258053%2Frusfuse", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fodd12258053%2Frusfuse'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7755647ed4380c0c97475e76979f8eeb81c76162 [INFO] checking odd12258053/rusfuse against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fodd12258053%2Frusfuse" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/odd12258053/rusfuse 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/odd12258053/rusfuse [INFO] finished tweaking git repo https://github.com/odd12258053/rusfuse [INFO] tweaked toml for git repo https://github.com/odd12258053/rusfuse written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/odd12258053/rusfuse 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 thread_local v1.1.0 [INFO] [stderr] Downloaded env_logger v0.8.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d842ff2ceff035dc2900a592495712e879ced3c65b55964f47c7623629ad5c5c [INFO] running `Command { std: "docker" "start" "-a" "d842ff2ceff035dc2900a592495712e879ced3c65b55964f47c7623629ad5c5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d842ff2ceff035dc2900a592495712e879ced3c65b55964f47c7623629ad5c5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d842ff2ceff035dc2900a592495712e879ced3c65b55964f47c7623629ad5c5c", kill_on_drop: false }` [INFO] [stdout] d842ff2ceff035dc2900a592495712e879ced3c65b55964f47c7623629ad5c5c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d399858977d00c5c23bed4e2d77e5a7ce6d0e9f3815011fb2c40a4e84f8e14f8 [INFO] running `Command { std: "docker" "start" "-a" "d399858977d00c5c23bed4e2d77e5a7ce6d0e9f3815011fb2c40a4e84f8e14f8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking thread_local v1.1.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking env_logger v0.8.2 [INFO] [stderr] Checking rusfuse v0.0.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `S_IWOTH` [INFO] [stdout] --> src/fuse.rs:594:67 [INFO] [stdout] | [INFO] [stdout] 594 | use libc::{stat, S_IFREG, S_IRGRP, S_IROTH, S_IRUSR, S_IWGRP, S_IWOTH, S_IWUSR}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/fuse.rs:600:18 [INFO] [stdout] | [INFO] [stdout] 600 | let sb = unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/fuse.rs:604:65 [INFO] [stdout] | [INFO] [stdout] 604 | CString::new("./tests/resource/a").unwrap().as_ptr(), [INFO] [stdout] | ------------------------------------------- ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> examples/inmemory.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> examples/inmemory.rs:15:21 [INFO] [stdout] | [INFO] [stdout] 15 | use std::time::{Duration, SystemTime}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `FuseDirectory` [INFO] [stdout] --> examples/inmemory.rs:19:39 [INFO] [stdout] | [INFO] [stdout] 19 | use rusfuse::{FileType, FuseAttr, FuseDirectory}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> examples/inmemory.rs:366:35 [INFO] [stdout] | [INFO] [stdout] 366 | return Ok((FuseEntryParam::new(ch.to_attr(), 0, 0.0, 0.0))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 366 - return Ok((FuseEntryParam::new(ch.to_attr(), 0, 0.0, 0.0))); [INFO] [stdout] 366 + return Ok(FuseEntryParam::new(ch.to_attr(), 0, 0.0, 0.0)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> examples/inmemory.rs:397:30 [INFO] [stdout] | [INFO] [stdout] 397 | Some(node) => Ok((FuseEntryParam::new(node.to_attr(), 0, 0.0, 0.0))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 397 - Some(node) => Ok((FuseEntryParam::new(node.to_attr(), 0, 0.0, 0.0))), [INFO] [stdout] 397 + Some(node) => Ok(FuseEntryParam::new(node.to_attr(), 0, 0.0, 0.0)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> examples/inmemory.rs:426:30 [INFO] [stdout] | [INFO] [stdout] 426 | Some(node) => Ok((FuseEntryParam::new(node.to_attr(), 0, 0.0, 0.0))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 426 - Some(node) => Ok((FuseEntryParam::new(node.to_attr(), 0, 0.0, 0.0))), [INFO] [stdout] 426 + Some(node) => Ok(FuseEntryParam::new(node.to_attr(), 0, 0.0, 0.0)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `gid` is never read [INFO] [stdout] --> examples/inmemory.rs:38:20 [INFO] [stdout] | [INFO] [stdout] 26 | pub(crate) struct Node { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 38 | pub(crate) gid: u32, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `children`, `update_ino`, `stamp_atime`, `stamp_mtime`, and `stamp_ctime` are never used [INFO] [stdout] --> examples/inmemory.rs:70:23 [INFO] [stdout] | [INFO] [stdout] 42 | impl Node { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 70 | pub(crate) fn children(&self) -> &BTreeSet { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 110 | pub(self) fn update_ino(&mut self, ino: InoType) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 113 | pub(crate) fn stamp_atime(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 116 | pub(crate) fn stamp_mtime(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | pub(crate) fn stamp_ctime(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.71s [INFO] running `Command { std: "docker" "inspect" "d399858977d00c5c23bed4e2d77e5a7ce6d0e9f3815011fb2c40a4e84f8e14f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d399858977d00c5c23bed4e2d77e5a7ce6d0e9f3815011fb2c40a4e84f8e14f8", kill_on_drop: false }` [INFO] [stdout] d399858977d00c5c23bed4e2d77e5a7ce6d0e9f3815011fb2c40a4e84f8e14f8 [INFO] checking odd12258053/rusfuse against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fodd12258053%2Frusfuse" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/odd12258053/rusfuse 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/odd12258053/rusfuse [INFO] finished tweaking git repo https://github.com/odd12258053/rusfuse [INFO] tweaked toml for git repo https://github.com/odd12258053/rusfuse written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/odd12258053/rusfuse 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e810ce7e249cc0b644d3de5f9912378f48afb3553ac1e51f785b7c8738a92414 [INFO] running `Command { std: "docker" "start" "-a" "e810ce7e249cc0b644d3de5f9912378f48afb3553ac1e51f785b7c8738a92414", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e810ce7e249cc0b644d3de5f9912378f48afb3553ac1e51f785b7c8738a92414", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e810ce7e249cc0b644d3de5f9912378f48afb3553ac1e51f785b7c8738a92414", kill_on_drop: false }` [INFO] [stdout] e810ce7e249cc0b644d3de5f9912378f48afb3553ac1e51f785b7c8738a92414 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 56375694c81acb0d431fa93d7199c2fe80225deb697686f6f4e353e80612cecb [INFO] running `Command { std: "docker" "start" "-a" "56375694c81acb0d431fa93d7199c2fe80225deb697686f6f4e353e80612cecb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking thread_local v1.1.0 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.4.3/src/exec.rs:841:13 [INFO] [stdout] | [INFO] [stdout] 841 | / match dfa::Fsm::reverse( [INFO] [stdout] 842 | | &self.ro.dfa_reverse, [INFO] [stdout] 843 | | self.cache.value(), [INFO] [stdout] 844 | | false, [INFO] [stdout] ... | [INFO] [stdout] 855 | | Quit => return Some(Quit), [INFO] [stdout] 856 | | }; [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] running `Command { std: "docker" "inspect" "56375694c81acb0d431fa93d7199c2fe80225deb697686f6f4e353e80612cecb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56375694c81acb0d431fa93d7199c2fe80225deb697686f6f4e353e80612cecb", kill_on_drop: false }` [INFO] [stdout] 56375694c81acb0d431fa93d7199c2fe80225deb697686f6f4e353e80612cecb