[INFO] cloning repository https://github.com/JohnPeng47/string_encrypt [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JohnPeng47/string_encrypt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnPeng47%2Fstring_encrypt", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnPeng47%2Fstring_encrypt'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c624e456eda56785d7ed6b10f2073762def165e9 [INFO] checking JohnPeng47/string_encrypt against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnPeng47%2Fstring_encrypt" "/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/JohnPeng47/string_encrypt 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/JohnPeng47/string_encrypt [INFO] finished tweaking git repo https://github.com/JohnPeng47/string_encrypt [INFO] tweaked toml for git repo https://github.com/JohnPeng47/string_encrypt written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/JohnPeng47/string_encrypt 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] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded memchr v2.3.3 [INFO] [stderr] Downloaded aho-corasick v0.7.13 [INFO] [stderr] Downloaded regex-syntax v0.6.18 [INFO] [stderr] Downloaded regex v1.3.9 [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] 39e169638a0e92cd04e31fc09329edace1ff02501dae1aaa8465bb09e75ef255 [INFO] running `Command { std: "docker" "start" "-a" "39e169638a0e92cd04e31fc09329edace1ff02501dae1aaa8465bb09e75ef255", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "39e169638a0e92cd04e31fc09329edace1ff02501dae1aaa8465bb09e75ef255", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39e169638a0e92cd04e31fc09329edace1ff02501dae1aaa8465bb09e75ef255", kill_on_drop: false }` [INFO] [stdout] 39e169638a0e92cd04e31fc09329edace1ff02501dae1aaa8465bb09e75ef255 [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] 70ea2e2e6b1bbc270c89e8212a2bcfef94d115ad6a2670482a7d2ff38af3af87 [INFO] running `Command { std: "docker" "start" "-a" "70ea2e2e6b1bbc270c89e8212a2bcfef94d115ad6a2670482a7d2ff38af3af87", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking string_encrypt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `format` should have an upper camel case name [INFO] [stdout] --> src/main.rs:38:11 [INFO] [stdout] | [INFO] [stdout] 38 | pub trait format { [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Format` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `format` should have an upper camel case name [INFO] [stdout] --> src/main.rs:38:11 [INFO] [stdout] | [INFO] [stdout] 38 | pub trait format { [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Format` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:43:23 [INFO] [stdout] | [INFO] [stdout] 43 | fn format(&mut self, args:Vec<&str>) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `table_init_code` [INFO] [stdout] --> src/main.rs:50:6 [INFO] [stdout] | [INFO] [stdout] 50 | let table_init_code = String::from("ell"); [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_table_init_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `str1` [INFO] [stdout] --> src/main.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 86 | let str1 = String::from("helo\nworld").format(Vec::new()); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_str1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `replace_pats` should have an upper case name [INFO] [stdout] --> src/main.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | const replace_pats: &'static [&'static str] = &[r"GetProcAddress\(.*,\s*(.*)\s*\)"]; [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to upper case: `REPLACE_PATS` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:43:23 [INFO] [stdout] | [INFO] [stdout] 43 | fn format(&mut self, args:Vec<&str>) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `table_init_code` [INFO] [stdout] --> src/main.rs:50:6 [INFO] [stdout] | [INFO] [stdout] 50 | let table_init_code = String::from("ell"); [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_table_init_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `str1` [INFO] [stdout] --> src/main.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 86 | let str1 = String::from("helo\nworld").format(Vec::new()); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_str1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `replace_pats` should have an upper case name [INFO] [stdout] --> src/main.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | const replace_pats: &'static [&'static str] = &[r"GetProcAddress\(.*,\s*(.*)\s*\)"]; [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to upper case: `REPLACE_PATS` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.16s [INFO] running `Command { std: "docker" "inspect" "70ea2e2e6b1bbc270c89e8212a2bcfef94d115ad6a2670482a7d2ff38af3af87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70ea2e2e6b1bbc270c89e8212a2bcfef94d115ad6a2670482a7d2ff38af3af87", kill_on_drop: false }` [INFO] [stdout] 70ea2e2e6b1bbc270c89e8212a2bcfef94d115ad6a2670482a7d2ff38af3af87 [INFO] checking JohnPeng47/string_encrypt against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnPeng47%2Fstring_encrypt" "/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/JohnPeng47/string_encrypt 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/JohnPeng47/string_encrypt [INFO] finished tweaking git repo https://github.com/JohnPeng47/string_encrypt [INFO] tweaked toml for git repo https://github.com/JohnPeng47/string_encrypt written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/JohnPeng47/string_encrypt 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] 1f53a4176caad8d20359a9192263d156184903fa12703600c28370367efd9c2d [INFO] running `Command { std: "docker" "start" "-a" "1f53a4176caad8d20359a9192263d156184903fa12703600c28370367efd9c2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f53a4176caad8d20359a9192263d156184903fa12703600c28370367efd9c2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f53a4176caad8d20359a9192263d156184903fa12703600c28370367efd9c2d", kill_on_drop: false }` [INFO] [stdout] 1f53a4176caad8d20359a9192263d156184903fa12703600c28370367efd9c2d [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] 561cac905420d3c43159597852ba80d66bd04a697176ee76e099608f0381ef3a [INFO] running `Command { std: "docker" "start" "-a" "561cac905420d3c43159597852ba80d66bd04a697176ee76e099608f0381ef3a", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.3.9/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] running `Command { std: "docker" "inspect" "561cac905420d3c43159597852ba80d66bd04a697176ee76e099608f0381ef3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "561cac905420d3c43159597852ba80d66bd04a697176ee76e099608f0381ef3a", kill_on_drop: false }` [INFO] [stdout] 561cac905420d3c43159597852ba80d66bd04a697176ee76e099608f0381ef3a