[INFO] cloning repository https://github.com/mayoko/hack_assembler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mayoko/hack_assembler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayoko%2Fhack_assembler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayoko%2Fhack_assembler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] df373a4fe7483ea19c77d5c40d960bf5d2507298 [INFO] checking mayoko/hack_assembler against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayoko%2Fhack_assembler" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mayoko/hack_assembler 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/mayoko/hack_assembler [INFO] finished tweaking git repo https://github.com/mayoko/hack_assembler [INFO] tweaked toml for git repo https://github.com/mayoko/hack_assembler written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mayoko/hack_assembler 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 once_cell v1.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 06e52f0d153d7e94408c434dee610c520304fbe60451d6077688f4dd0a4185b5 [INFO] running `Command { std: "docker" "start" "-a" "06e52f0d153d7e94408c434dee610c520304fbe60451d6077688f4dd0a4185b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "06e52f0d153d7e94408c434dee610c520304fbe60451d6077688f4dd0a4185b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06e52f0d153d7e94408c434dee610c520304fbe60451d6077688f4dd0a4185b5", kill_on_drop: false }` [INFO] [stdout] 06e52f0d153d7e94408c434dee610c520304fbe60451d6077688f4dd0a4185b5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b728aae93c0ee1463d9d0705b6252b989ce4096e609b01bd2f32a71cfc8302d1 [INFO] running `Command { std: "docker" "start" "-a" "b728aae93c0ee1463d9d0705b6252b989ce4096e609b01bd2f32a71cfc8302d1", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking once_cell v1.6.0 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking hack_assembler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Code` is never constructed [INFO] [stdout] --> src/Code.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Code { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `dest`, `comp`, and `jump` are never used [INFO] [stdout] --> src/Code.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 4 | impl Code { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] 5 | fn dest(&self, mnemonic: &str) -> u32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | fn comp(&self, mnemonic: &str) -> u32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 70 | fn jump(&self, mnemonic: &str) -> u32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `map` is never read [INFO] [stdout] --> src/SymbolTable.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | struct SymbolTable { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 5 | map: HashMap [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `addEntry`, `contains`, and `getAddress` are never used [INFO] [stdout] --> src/SymbolTable.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl SymbolTable { [INFO] [stdout] | ---------------- methods in this implementation [INFO] [stdout] 9 | fn addEntry(&mut self, symbol: &str, address: u32) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 13 | fn contains(&self, symbol: &str) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 17 | fn getAddress(&self, symbol: &str) -> Option<&u32> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Parser` is never constructed [INFO] [stdout] --> src/Parser.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Parser { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/Parser.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Parser { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 12 | fn new(path: &str) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | fn advance(&mut self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | fn command_type(&self) -> CommandType { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | fn symbol(&self) -> Option<&str> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | fn dest(&self) -> Option<&str> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | fn comp(&self) -> Option<&str> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | fn jump(&self) -> Option<&str> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `CommandType` is never used [INFO] [stdout] --> src/Parser/OneLineParser.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | pub enum CommandType { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `command_type` is never used [INFO] [stdout] --> src/Parser/OneLineParser.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn command_type(line: &str) -> CommandType { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `symbol` is never used [INFO] [stdout] --> src/Parser/OneLineParser.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn symbol(line: &str) -> Option<&str> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `dest` is never used [INFO] [stdout] --> src/Parser/OneLineParser.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn dest(line: &str) -> Option<&str> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `comp` is never used [INFO] [stdout] --> src/Parser/OneLineParser.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn comp(line: &str) -> Option<&str> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `jump` is never used [INFO] [stdout] --> src/Parser/OneLineParser.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn jump(line: &str) -> Option<&str> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `Code` should have a snake case name [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | mod Code; [INFO] [stdout] | ^^^^ help: convert the identifier to snake case (notice the capitalization): `code` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `SymbolTable` should have a snake case name [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | mod SymbolTable; [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `symbol_table` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `Parser` should have a snake case name [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | mod Parser; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `parser` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `addEntry` should have a snake case name [INFO] [stdout] --> src/SymbolTable.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | fn addEntry(&mut self, symbol: &str, address: u32) { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `add_entry` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/SymbolTable.rs:10:31 [INFO] [stdout] | [INFO] [stdout] 10 | self.map.insert(symbol.clone().to_string(), address); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `getAddress` should have a snake case name [INFO] [stdout] --> src/SymbolTable.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn getAddress(&self, symbol: &str) -> Option<&u32> { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `get_address` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `OneLineParser` should have a snake case name [INFO] [stdout] --> src/Parser.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | mod OneLineParser; [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `one_line_parser` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `Code` should have a snake case name [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | mod Code; [INFO] [stdout] | ^^^^ help: convert the identifier to snake case (notice the capitalization): `code` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `SymbolTable` should have a snake case name [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | mod SymbolTable; [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `symbol_table` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `Parser` should have a snake case name [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | mod Parser; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `parser` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `addEntry` should have a snake case name [INFO] [stdout] --> src/SymbolTable.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | fn addEntry(&mut self, symbol: &str, address: u32) { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `add_entry` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/SymbolTable.rs:10:31 [INFO] [stdout] | [INFO] [stdout] 10 | self.map.insert(symbol.clone().to_string(), address); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `getAddress` should have a snake case name [INFO] [stdout] --> src/SymbolTable.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn getAddress(&self, symbol: &str) -> Option<&u32> { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `get_address` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `OneLineParser` should have a snake case name [INFO] [stdout] --> src/Parser.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | mod OneLineParser; [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `one_line_parser` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `command_type_should_return_type_A` should have a snake case name [INFO] [stdout] --> src/Parser/OneLineParser.rs:79:8 [INFO] [stdout] | [INFO] [stdout] 79 | fn command_type_should_return_type_A() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `command_type_should_return_type_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `command_type_should_return_type_L` should have a snake case name [INFO] [stdout] --> src/Parser/OneLineParser.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 90 | fn command_type_should_return_type_L() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `command_type_should_return_type_l` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `command_type_should_return_type_C` should have a snake case name [INFO] [stdout] --> src/Parser/OneLineParser.rs:98:8 [INFO] [stdout] | [INFO] [stdout] 98 | fn command_type_should_return_type_C() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `command_type_should_return_type_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `symbol_should_return_symbol_for_type_A` should have a snake case name [INFO] [stdout] --> src/Parser/OneLineParser.rs:112:8 [INFO] [stdout] | [INFO] [stdout] 112 | fn symbol_should_return_symbol_for_type_A() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `symbol_should_return_symbol_for_type_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `symbol_should_return_symbol_for_type_L` should have a snake case name [INFO] [stdout] --> src/Parser/OneLineParser.rs:118:8 [INFO] [stdout] | [INFO] [stdout] 118 | fn symbol_should_return_symbol_for_type_L() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `symbol_should_return_symbol_for_type_l` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `symbol_should_return_None_for_other_type` should have a snake case name [INFO] [stdout] --> src/Parser/OneLineParser.rs:123:8 [INFO] [stdout] | [INFO] [stdout] 123 | fn symbol_should_return_None_for_other_type() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `symbol_should_return_none_for_other_type` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.66s [INFO] running `Command { std: "docker" "inspect" "b728aae93c0ee1463d9d0705b6252b989ce4096e609b01bd2f32a71cfc8302d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b728aae93c0ee1463d9d0705b6252b989ce4096e609b01bd2f32a71cfc8302d1", kill_on_drop: false }` [INFO] [stdout] b728aae93c0ee1463d9d0705b6252b989ce4096e609b01bd2f32a71cfc8302d1 [INFO] checking mayoko/hack_assembler against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayoko%2Fhack_assembler" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mayoko/hack_assembler 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/mayoko/hack_assembler [INFO] finished tweaking git repo https://github.com/mayoko/hack_assembler [INFO] tweaked toml for git repo https://github.com/mayoko/hack_assembler written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/mayoko/hack_assembler 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5a821efe390fa1f284f66c7514cd0fe7f5c0625d0400539ef9dd1fc5f5d951a1 [INFO] running `Command { std: "docker" "start" "-a" "5a821efe390fa1f284f66c7514cd0fe7f5c0625d0400539ef9dd1fc5f5d951a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a821efe390fa1f284f66c7514cd0fe7f5c0625d0400539ef9dd1fc5f5d951a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a821efe390fa1f284f66c7514cd0fe7f5c0625d0400539ef9dd1fc5f5d951a1", kill_on_drop: false }` [INFO] [stdout] 5a821efe390fa1f284f66c7514cd0fe7f5c0625d0400539ef9dd1fc5f5d951a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4f9f4f19ac44623b6180b590fd8a0a629707456fedb8b7697b4400d44353cff6 [INFO] running `Command { std: "docker" "start" "-a" "4f9f4f19ac44623b6180b590fd8a0a629707456fedb8b7697b4400d44353cff6", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking once_cell v1.6.0 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking aho-corasick v0.7.15 [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" "4f9f4f19ac44623b6180b590fd8a0a629707456fedb8b7697b4400d44353cff6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f9f4f19ac44623b6180b590fd8a0a629707456fedb8b7697b4400d44353cff6", kill_on_drop: false }` [INFO] [stdout] 4f9f4f19ac44623b6180b590fd8a0a629707456fedb8b7697b4400d44353cff6