[INFO] cloning repository https://github.com/NatTuck/meatball [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NatTuck/meatball" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNatTuck%2Fmeatball", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNatTuck%2Fmeatball'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 14c81418bb1aaeea96385cbe7bc05cd465dfce2f [INFO] checking NatTuck/meatball against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNatTuck%2Fmeatball" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/NatTuck/meatball on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/NatTuck/meatball [INFO] finished tweaking git repo https://github.com/NatTuck/meatball [INFO] tweaked toml for git repo https://github.com/NatTuck/meatball written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/NatTuck/meatball 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cfg-if v0.1.4 [INFO] [stderr] Downloaded failure v0.1.1 [INFO] [stderr] Downloaded thread_local v0.3.5 [INFO] [stderr] Downloaded failure_derive v0.1.1 [INFO] [stderr] Downloaded memchr v2.0.1 [INFO] [stderr] Downloaded aho-corasick v0.6.6 [INFO] [stderr] Downloaded cc v1.0.18 [INFO] [stderr] Downloaded synstructure v0.6.1 [INFO] [stderr] Downloaded lazy_static v1.0.2 [INFO] [stderr] Downloaded regex v1.0.2 [INFO] [stderr] Downloaded libc v0.2.42 [INFO] [stderr] Downloaded backtrace-sys v0.1.23 [INFO] [stderr] Downloaded regex-syntax v0.6.2 [INFO] [stderr] Downloaded winapi v0.3.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c832975a4c8f6fb6623c075ef772e0969ed3cdb3026f36e0d432f67620c16ad2 [INFO] running `Command { std: "docker" "start" "-a" "c832975a4c8f6fb6623c075ef772e0969ed3cdb3026f36e0d432f67620c16ad2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c832975a4c8f6fb6623c075ef772e0969ed3cdb3026f36e0d432f67620c16ad2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c832975a4c8f6fb6623c075ef772e0969ed3cdb3026f36e0d432f67620c16ad2", kill_on_drop: false }` [INFO] [stdout] c832975a4c8f6fb6623c075ef772e0969ed3cdb3026f36e0d432f67620c16ad2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 74f05fe988c3c261d1e2645f18ff7d7297abb1ecb697ac17646a1a754e5fa6ef [INFO] running `Command { std: "docker" "start" "-a" "74f05fe988c3c261d1e2645f18ff7d7297abb1ecb697ac17646a1a754e5fa6ef", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling cc v1.0.18 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking lazy_static v1.0.2 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Checking cfg-if v0.1.4 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking regex-syntax v0.6.2 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking aho-corasick v0.6.6 [INFO] [stderr] Compiling backtrace-sys v0.1.23 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Checking meatball v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `builtins::Builtin` [INFO] [stdout] --> src/program.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use builtins::Builtin; [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/parse.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | / lazy_static! { [INFO] [stdout] 90 | | static ref WSP: Regex = Regex::new(r"^\s+").unwrap(); [INFO] [stdout] 91 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (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/parse.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 115 | / lazy_static! { [INFO] [stdout] 116 | | static ref PAR: Regex = Regex::new(r"^[\(\[\)\]]").unwrap(); [INFO] [stdout] 117 | | static ref F64: Regex = Regex::new(r"^\d+\.\d*").unwrap(); [INFO] [stdout] 118 | | static ref I64: Regex = Regex::new(r"^\d+").unwrap(); [INFO] [stdout] 119 | | static ref SYM: Regex = [INFO] [stdout] 120 | | Regex::new(r#"^[\p{L}_+\-!?][\p{L}\p{N}_+\-!?]*"#).unwrap(); [INFO] [stdout] 121 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (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/parse.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 115 | / lazy_static! { [INFO] [stdout] 116 | | static ref PAR: Regex = Regex::new(r"^[\(\[\)\]]").unwrap(); [INFO] [stdout] 117 | | static ref F64: Regex = Regex::new(r"^\d+\.\d*").unwrap(); [INFO] [stdout] 118 | | static ref I64: Regex = Regex::new(r"^\d+").unwrap(); [INFO] [stdout] 119 | | static ref SYM: Regex = [INFO] [stdout] 120 | | Regex::new(r#"^[\p{L}_+\-!?][\p{L}\p{N}_+\-!?]*"#).unwrap(); [INFO] [stdout] 121 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (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/parse.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 115 | / lazy_static! { [INFO] [stdout] 116 | | static ref PAR: Regex = Regex::new(r"^[\(\[\)\]]").unwrap(); [INFO] [stdout] 117 | | static ref F64: Regex = Regex::new(r"^\d+\.\d*").unwrap(); [INFO] [stdout] 118 | | static ref I64: Regex = Regex::new(r"^\d+").unwrap(); [INFO] [stdout] 119 | | static ref SYM: Regex = [INFO] [stdout] 120 | | Regex::new(r#"^[\p{L}_+\-!?][\p{L}\p{N}_+\-!?]*"#).unwrap(); [INFO] [stdout] 121 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (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/parse.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 115 | / lazy_static! { [INFO] [stdout] 116 | | static ref PAR: Regex = Regex::new(r"^[\(\[\)\]]").unwrap(); [INFO] [stdout] 117 | | static ref F64: Regex = Regex::new(r"^\d+\.\d*").unwrap(); [INFO] [stdout] 118 | | static ref I64: Regex = Regex::new(r"^\d+").unwrap(); [INFO] [stdout] 119 | | static ref SYM: Regex = [INFO] [stdout] 120 | | Regex::new(r#"^[\p{L}_+\-!?][\p{L}\p{N}_+\-!?]*"#).unwrap(); [INFO] [stdout] 121 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `builtins::Builtin` [INFO] [stdout] --> src/program.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use builtins::Builtin; [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/parse.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | / lazy_static! { [INFO] [stdout] 90 | | static ref WSP: Regex = Regex::new(r"^\s+").unwrap(); [INFO] [stdout] 91 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (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/parse.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 115 | / lazy_static! { [INFO] [stdout] 116 | | static ref PAR: Regex = Regex::new(r"^[\(\[\)\]]").unwrap(); [INFO] [stdout] 117 | | static ref F64: Regex = Regex::new(r"^\d+\.\d*").unwrap(); [INFO] [stdout] 118 | | static ref I64: Regex = Regex::new(r"^\d+").unwrap(); [INFO] [stdout] 119 | | static ref SYM: Regex = [INFO] [stdout] 120 | | Regex::new(r#"^[\p{L}_+\-!?][\p{L}\p{N}_+\-!?]*"#).unwrap(); [INFO] [stdout] 121 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (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/parse.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 115 | / lazy_static! { [INFO] [stdout] 116 | | static ref PAR: Regex = Regex::new(r"^[\(\[\)\]]").unwrap(); [INFO] [stdout] 117 | | static ref F64: Regex = Regex::new(r"^\d+\.\d*").unwrap(); [INFO] [stdout] 118 | | static ref I64: Regex = Regex::new(r"^\d+").unwrap(); [INFO] [stdout] 119 | | static ref SYM: Regex = [INFO] [stdout] 120 | | Regex::new(r#"^[\p{L}_+\-!?][\p{L}\p{N}_+\-!?]*"#).unwrap(); [INFO] [stdout] 121 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (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/parse.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 115 | / lazy_static! { [INFO] [stdout] 116 | | static ref PAR: Regex = Regex::new(r"^[\(\[\)\]]").unwrap(); [INFO] [stdout] 117 | | static ref F64: Regex = Regex::new(r"^\d+\.\d*").unwrap(); [INFO] [stdout] 118 | | static ref I64: Regex = Regex::new(r"^\d+").unwrap(); [INFO] [stdout] 119 | | static ref SYM: Regex = [INFO] [stdout] 120 | | Regex::new(r#"^[\p{L}_+\-!?][\p{L}\p{N}_+\-!?]*"#).unwrap(); [INFO] [stdout] 121 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (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/parse.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 115 | / lazy_static! { [INFO] [stdout] 116 | | static ref PAR: Regex = Regex::new(r"^[\(\[\)\]]").unwrap(); [INFO] [stdout] 117 | | static ref F64: Regex = Regex::new(r"^\d+\.\d*").unwrap(); [INFO] [stdout] 118 | | static ref I64: Regex = Regex::new(r"^\d+").unwrap(); [INFO] [stdout] 119 | | static ref SYM: Regex = [INFO] [stdout] 120 | | Regex::new(r#"^[\p{L}_+\-!?][\p{L}\p{N}_+\-!?]*"#).unwrap(); [INFO] [stdout] 121 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `zero_expr` is never used [INFO] [stdout] --> src/parse.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn zero_expr() -> Ast { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Cond` and `Func` are never constructed [INFO] [stdout] --> src/program.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub enum Expr { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 30 | Cond(Vec<(Expr, Expr)>), [INFO] [stdout] | ^^^^ [INFO] [stdout] 31 | Func(Box), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ast2var` is never used [INFO] [stdout] --> src/program.rs:80:4 [INFO] [stdout] | [INFO] [stdout] 80 | fn ast2var(ast: &[Ast]) -> Result<(String, Expr)> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `zero_expr` is never used [INFO] [stdout] --> src/parse.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn zero_expr() -> Ast { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Cond` and `Func` are never constructed [INFO] [stdout] --> src/program.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub enum Expr { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 30 | Cond(Vec<(Expr, Expr)>), [INFO] [stdout] | ^^^^ [INFO] [stdout] 31 | Func(Box), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ast2var` is never used [INFO] [stdout] --> src/program.rs:80:4 [INFO] [stdout] | [INFO] [stdout] 80 | fn ast2var(ast: &[Ast]) -> Result<(String, Expr)> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.62s [INFO] running `Command { std: "docker" "inspect" "74f05fe988c3c261d1e2645f18ff7d7297abb1ecb697ac17646a1a754e5fa6ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74f05fe988c3c261d1e2645f18ff7d7297abb1ecb697ac17646a1a754e5fa6ef", kill_on_drop: false }` [INFO] [stdout] 74f05fe988c3c261d1e2645f18ff7d7297abb1ecb697ac17646a1a754e5fa6ef