[INFO] cloning repository https://github.com/eddybk/rust_vm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eddybk/rust_vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feddybk%2Frust_vm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feddybk%2Frust_vm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4b9973ed2a322e902530e318949a7d1b5af104f7 [INFO] checking eddybk/rust_vm against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feddybk%2Frust_vm" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/eddybk/rust_vm 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/eddybk/rust_vm [INFO] finished tweaking git repo https://github.com/eddybk/rust_vm [INFO] tweaked toml for git repo https://github.com/eddybk/rust_vm written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/eddybk/rust_vm 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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 525b86b4095aab14a928409547b57547c05e40bd829f9d613fa14b0c716ca815 [INFO] running `Command { std: "docker" "start" "-a" "525b86b4095aab14a928409547b57547c05e40bd829f9d613fa14b0c716ca815", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "525b86b4095aab14a928409547b57547c05e40bd829f9d613fa14b0c716ca815", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "525b86b4095aab14a928409547b57547c05e40bd829f9d613fa14b0c716ca815", kill_on_drop: false }` [INFO] [stdout] 525b86b4095aab14a928409547b57547c05e40bd829f9d613fa14b0c716ca815 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9b979c030695e2b6d01f9f3a5b67af292ed4ff772eea6a15cbc43d168d2a0a5a [INFO] running `Command { std: "docker" "start" "-a" "9b979c030695e2b6d01f9f3a5b67af292ed4ff772eea6a15cbc43d168d2a0a5a", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking lvm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Head`, `Tail`, `string::StringView` [INFO] [stdout] --> src/main.rs:9:36 [INFO] [stdout] | [INFO] [stdout] 9 | use crate::{vm::VM, list::{AsList, Tail, Head}, string::StringView, io::cout}; [INFO] [stdout] | ^^^^ ^^^^ ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Head`, `Tail`, `string::StringView` [INFO] [stdout] --> src/main.rs:9:36 [INFO] [stdout] | [INFO] [stdout] 9 | use crate::{vm::VM, list::{AsList, Tail, Head}, string::StringView, io::cout}; [INFO] [stdout] | ^^^^ ^^^^ ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `list` [INFO] [stdout] --> src/main.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let list = vec![1,2,3,4,5,6].as_list(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_list` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/vm.rs:470:19 [INFO] [stdout] | [INFO] [stdout] 470 | StackOverflow(String), [INFO] [stdout] | ------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 470 | StackOverflow(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/vm.rs:471:20 [INFO] [stdout] | [INFO] [stdout] 471 | StackUnderflow(String), [INFO] [stdout] | -------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 471 | StackUnderflow(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/vm.rs:472:15 [INFO] [stdout] | [INFO] [stdout] 472 | DivByZero(String), [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 472 | DivByZero(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/vm.rs:473:22 [INFO] [stdout] | [INFO] [stdout] 473 | IllegalMemAccess(String) [INFO] [stdout] | ---------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 473 | IllegalMemAccess(()) [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `head` is never used [INFO] [stdout] --> src/./utils/list.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 25 | pub trait Head { [INFO] [stdout] | ---- method in this trait [INFO] [stdout] 26 | type Type; [INFO] [stdout] 27 | fn head(&self) -> Option; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `tail` is never used [INFO] [stdout] --> src/./utils/list.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub trait Tail { [INFO] [stdout] | ---- method in this trait [INFO] [stdout] 30 | type Type; [INFO] [stdout] 31 | fn tail(&self) -> Option> where Self::Type: Clone; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `at`, `last`, and `as_vec` are never used [INFO] [stdout] --> src/./utils/list.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 56 | impl List where T: Clone { [INFO] [stdout] | ------------------------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn at(&self, i: usize) -> T { [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn last(&self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 75 | pub fn as_vec(&self) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `from`, and `size` are never used [INFO] [stdout] --> src/./utils/string.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl StringView { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 15 | pub fn new() -> StringView { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | pub fn from(data: String) -> StringView { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn size(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `as_list` is never used [INFO] [stdout] --> src/./utils/list.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 12 | pub trait AsList { [INFO] [stdout] | ------ method in this trait [INFO] [stdout] 13 | type T; [INFO] [stdout] 14 | fn as_list(&self) -> List where Self::T: Clone; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `list` [INFO] [stdout] --> src/main.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let list = vec![1,2,3,4,5,6].as_list(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_list` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/vm.rs:470:19 [INFO] [stdout] | [INFO] [stdout] 470 | StackOverflow(String), [INFO] [stdout] | ------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 470 | StackOverflow(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/vm.rs:471:20 [INFO] [stdout] | [INFO] [stdout] 471 | StackUnderflow(String), [INFO] [stdout] | -------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 471 | StackUnderflow(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/vm.rs:472:15 [INFO] [stdout] | [INFO] [stdout] 472 | DivByZero(String), [INFO] [stdout] | --------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 472 | DivByZero(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/vm.rs:473:22 [INFO] [stdout] | [INFO] [stdout] 473 | IllegalMemAccess(String) [INFO] [stdout] | ---------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 473 | IllegalMemAccess(()) [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `head` is never used [INFO] [stdout] --> src/./utils/list.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 25 | pub trait Head { [INFO] [stdout] | ---- method in this trait [INFO] [stdout] 26 | type Type; [INFO] [stdout] 27 | fn head(&self) -> Option; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `tail` is never used [INFO] [stdout] --> src/./utils/list.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub trait Tail { [INFO] [stdout] | ---- method in this trait [INFO] [stdout] 30 | type Type; [INFO] [stdout] 31 | fn tail(&self) -> Option> where Self::Type: Clone; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `at`, `last`, and `as_vec` are never used [INFO] [stdout] --> src/./utils/list.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 56 | impl List where T: Clone { [INFO] [stdout] | ------------------------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn at(&self, i: usize) -> T { [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn last(&self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 75 | pub fn as_vec(&self) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `from`, and `size` are never used [INFO] [stdout] --> src/./utils/string.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl StringView { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 15 | pub fn new() -> StringView { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | pub fn from(data: String) -> StringView { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn size(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `as_list` is never used [INFO] [stdout] --> src/./utils/list.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 12 | pub trait AsList { [INFO] [stdout] | ------ method in this trait [INFO] [stdout] 13 | type T; [INFO] [stdout] 14 | fn as_list(&self) -> List where Self::T: Clone; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.87s [INFO] running `Command { std: "docker" "inspect" "9b979c030695e2b6d01f9f3a5b67af292ed4ff772eea6a15cbc43d168d2a0a5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b979c030695e2b6d01f9f3a5b67af292ed4ff772eea6a15cbc43d168d2a0a5a", kill_on_drop: false }` [INFO] [stdout] 9b979c030695e2b6d01f9f3a5b67af292ed4ff772eea6a15cbc43d168d2a0a5a [INFO] checking eddybk/rust_vm against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feddybk%2Frust_vm" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/eddybk/rust_vm 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/eddybk/rust_vm [INFO] finished tweaking git repo https://github.com/eddybk/rust_vm [INFO] tweaked toml for git repo https://github.com/eddybk/rust_vm written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/eddybk/rust_vm 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9aadd37ca3fb72f19bc385731d453b22106f61b022c0eff37bc43f7d3928c97a [INFO] running `Command { std: "docker" "start" "-a" "9aadd37ca3fb72f19bc385731d453b22106f61b022c0eff37bc43f7d3928c97a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9aadd37ca3fb72f19bc385731d453b22106f61b022c0eff37bc43f7d3928c97a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9aadd37ca3fb72f19bc385731d453b22106f61b022c0eff37bc43f7d3928c97a", kill_on_drop: false }` [INFO] [stdout] 9aadd37ca3fb72f19bc385731d453b22106f61b022c0eff37bc43f7d3928c97a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] fb73a613742fa964f2f220476311a639cf9cb570fb0829ad4e669161b75220b0 [INFO] running `Command { std: "docker" "start" "-a" "fb73a613742fa964f2f220476311a639cf9cb570fb0829ad4e669161b75220b0", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.5.5/src/exec.rs:848:13 [INFO] [stdout] | [INFO] [stdout] 848 | / match dfa::Fsm::reverse( [INFO] [stdout] 849 | | &self.ro.dfa_reverse, [INFO] [stdout] 850 | | self.cache.value(), [INFO] [stdout] 851 | | false, [INFO] [stdout] ... | [INFO] [stdout] 862 | | Quit => return Some(Quit), [INFO] [stdout] 863 | | }; [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" "fb73a613742fa964f2f220476311a639cf9cb570fb0829ad4e669161b75220b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb73a613742fa964f2f220476311a639cf9cb570fb0829ad4e669161b75220b0", kill_on_drop: false }` [INFO] [stdout] fb73a613742fa964f2f220476311a639cf9cb570fb0829ad4e669161b75220b0