[INFO] cloning repository https://github.com/alekratz/not-perl [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alekratz/not-perl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falekratz%2Fnot-perl", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falekratz%2Fnot-perl'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2a308bceec453c7c1e3f510d69c6f5ddd13c1eb5 [INFO] checking alekratz/not-perl against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falekratz%2Fnot-perl" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alekratz/not-perl on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alekratz/not-perl [INFO] finished tweaking git repo https://github.com/alekratz/not-perl [INFO] tweaked toml for git repo https://github.com/alekratz/not-perl written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/alekratz/not-perl already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded enum-methods v0.0.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] af820ce504d99e659e159e57fc0eb2274e98af0ae04b2d77add01fe7b3314297 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "af820ce504d99e659e159e57fc0eb2274e98af0ae04b2d77add01fe7b3314297", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af820ce504d99e659e159e57fc0eb2274e98af0ae04b2d77add01fe7b3314297", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af820ce504d99e659e159e57fc0eb2274e98af0ae04b2d77add01fe7b3314297", kill_on_drop: false }` [INFO] [stdout] af820ce504d99e659e159e57fc0eb2274e98af0ae04b2d77add01fe7b3314297 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a568f9e9c4142aaad993ffe59f99d8ab6f451f2669204d0cb3b8d6b29932293b [INFO] running `Command { std: "docker" "start" "-a" "a568f9e9c4142aaad993ffe59f99d8ab6f451f2669204d0cb3b8d6b29932293b", kill_on_drop: false }` [INFO] [stderr] Checking matches v0.1.6 [INFO] [stderr] Checking lazy_static v1.0.1 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling enum-methods v0.0.8 [INFO] [stderr] Checking not-perl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/syntax/lexer.rs:96:17 [INFO] [stdout] | [INFO] [stdout] 96 | '0' ... '9' => Some(self.next_numeric_token()), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IrTree` is imported redundantly [INFO] [stdout] --> src/compile/state.rs:114:13 [INFO] [stdout] | [INFO] [stdout] 10 | use ir::*; [INFO] [stdout] | ----- the item `IrTree` is already imported here [INFO] [stdout] ... [INFO] [stdout] 114 | use ir::IrTree; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/syntax/lexer.rs:96:17 [INFO] [stdout] | [INFO] [stdout] 96 | '0' ... '9' => Some(self.next_numeric_token()), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IrTree` is imported redundantly [INFO] [stdout] --> src/compile/state.rs:114:13 [INFO] [stdout] | [INFO] [stdout] 10 | use ir::*; [INFO] [stdout] | ----- the item `IrTree` is already imported here [INFO] [stdout] ... [INFO] [stdout] 114 | use ir::IrTree; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/vm/function.rs:206:1 [INFO] [stdout] | [INFO] [stdout] 206 | / lazy_static! { [INFO] [stdout] 207 | | pub static ref BUILTIN_FUNCTIONS: Vec = { [INFO] [stdout] 208 | | vec![ [INFO] [stdout] 209 | | // BEGIN BUILTINS ////////////////////////////////////////////////// [INFO] [stdout] ... | [INFO] [stdout] 225 | | }; [INFO] [stdout] 226 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/vm/function.rs:206:1 [INFO] [stdout] | [INFO] [stdout] 206 | / lazy_static! { [INFO] [stdout] 207 | | pub static ref BUILTIN_FUNCTIONS: Vec = { [INFO] [stdout] 208 | | vec![ [INFO] [stdout] 209 | | // BEGIN BUILTINS ////////////////////////////////////////////////// [INFO] [stdout] ... | [INFO] [stdout] 225 | | }; [INFO] [stdout] 226 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/vm/function.rs:206:1 [INFO] [stdout] | [INFO] [stdout] 206 | / lazy_static! { [INFO] [stdout] 207 | | pub static ref BUILTIN_FUNCTIONS: Vec = { [INFO] [stdout] 208 | | vec![ [INFO] [stdout] 209 | | // BEGIN BUILTINS ////////////////////////////////////////////////// [INFO] [stdout] ... | [INFO] [stdout] 225 | | }; [INFO] [stdout] 226 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/vm/function.rs:206:1 [INFO] [stdout] | [INFO] [stdout] 206 | / lazy_static! { [INFO] [stdout] 207 | | pub static ref BUILTIN_FUNCTIONS: Vec = { [INFO] [stdout] 208 | | vec![ [INFO] [stdout] 209 | | // BEGIN BUILTINS ////////////////////////////////////////////////// [INFO] [stdout] ... | [INFO] [stdout] 225 | | }; [INFO] [stdout] 226 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ir/action.rs:48:21 [INFO] [stdout] | [INFO] [stdout] 48 | let mut elseif_action_blocks = elseif_blocks.iter() [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ir/action.rs:48:21 [INFO] [stdout] | [INFO] [stdout] 48 | let mut elseif_action_blocks = elseif_blocks.iter() [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/vm/condition.rs:52:47 [INFO] [stdout] | [INFO] [stdout] 52 | _ => panic!("cannot convert IR op {:?} to VM comparison op"), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 52 | _ => panic!("cannot convert IR op {:?} to VM comparison op", ...), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 52 | _ => panic!("{}", "cannot convert IR op {:?} to VM comparison op"), [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/vm/condition.rs:52:47 [INFO] [stdout] | [INFO] [stdout] 52 | _ => panic!("cannot convert IR op {:?} to VM comparison op"), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 52 | _ => panic!("cannot convert IR op {:?} to VM comparison op", ...), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 52 | _ => panic!("{}", "cannot convert IR op {:?} to VM comparison op"), [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | write!(stdout, " > "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:53:13 [INFO] [stdout] | [INFO] [stdout] 53 | write!(stdout, " > "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.22s [INFO] running `Command { std: "docker" "inspect" "a568f9e9c4142aaad993ffe59f99d8ab6f451f2669204d0cb3b8d6b29932293b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a568f9e9c4142aaad993ffe59f99d8ab6f451f2669204d0cb3b8d6b29932293b", kill_on_drop: false }` [INFO] [stdout] a568f9e9c4142aaad993ffe59f99d8ab6f451f2669204d0cb3b8d6b29932293b