[INFO] cloning repository https://github.com/kitty-lang/shedder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kitty-lang/shedder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitty-lang%2Fshedder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitty-lang%2Fshedder'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5cb38e878682b9c0b9f283bc4c54fe636e4e9019 [INFO] checking kitty-lang/shedder against try#6db1a6a7ebb2ad243051f3ff949f987dd70cde2b+rustflags=-Dreturn-local-variable-ptr for pr-134218 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitty-lang%2Fshedder" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kitty-lang/shedder on toolchain 6db1a6a7ebb2ad243051f3ff949f987dd70cde2b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kitty-lang/shedder [INFO] finished tweaking git repo https://github.com/kitty-lang/shedder [INFO] tweaked toml for git repo https://github.com/kitty-lang/shedder written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/kitty-lang/shedder 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" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9c506f5d5045929fc4de684b666f45e70a35fae8328380f00a1c2983ab91f6fe [INFO] running `Command { std: "docker" "start" "-a" "9c506f5d5045929fc4de684b666f45e70a35fae8328380f00a1c2983ab91f6fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c506f5d5045929fc4de684b666f45e70a35fae8328380f00a1c2983ab91f6fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c506f5d5045929fc4de684b666f45e70a35fae8328380f00a1c2983ab91f6fe", kill_on_drop: false }` [INFO] [stdout] 9c506f5d5045929fc4de684b666f45e70a35fae8328380f00a1c2983ab91f6fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dreturn-local-variable-ptr" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be761516352be5442197c09f8a29092f5e655c1495d56561628057bc75793e93 [INFO] running `Command { std: "docker" "start" "-a" "be761516352be5442197c09f8a29092f5e655c1495d56561628057bc75793e93", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling regex-syntax v0.6.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=llvm7-0#3d76e55a) [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling enum-methods v0.0.8 [INFO] [stderr] Compiling llvm-sys v70.2.0 [INFO] [stderr] Compiling inkwell_internal_macros v0.1.0 (https://github.com/TheDan64/inkwell?branch=llvm7-0#3d76e55a) [INFO] [stderr] Compiling structopt-derive v0.2.17 [INFO] [stderr] Checking structopt v0.2.17 [INFO] [stderr] Checking shedder v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `graph::Dependency` [INFO] [stdout] --> src/dependencies/mod.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | pub use graph::Dependency; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/decl.rs:47:59 [INFO] [stdout] | [INFO] [stdout] 40 | impl<'d> Decl<'d> { [INFO] [stdout] | -- lifetime `'d` declared here [INFO] [stdout] ... [INFO] [stdout] 47 | pub(super) fn parse(tokens: &'d [Token<'d>]) -> Result<(usize, Decl<'d>)> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'d` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/decl.rs:68:48 [INFO] [stdout] | [INFO] [stdout] 63 | impl<'f> Func<'f> { [INFO] [stdout] | -- lifetime `'f` declared here [INFO] [stdout] ... [INFO] [stdout] 68 | fn parse(tokens: &'f [Token<'f>]) -> Result<(usize, Func<'f>)> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/expr.rs:87:59 [INFO] [stdout] | [INFO] [stdout] 67 | impl<'e> Expr<'e> { [INFO] [stdout] | -- lifetime `'e` declared here [INFO] [stdout] ... [INFO] [stdout] 87 | pub(super) fn parse(tokens: &'e [Token<'e>]) -> Result<(usize, Expr<'e>)> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/expr.rs:208:48 [INFO] [stdout] | [INFO] [stdout] 203 | impl<'f> Func<'f> { [INFO] [stdout] | -- lifetime `'f` declared here [INFO] [stdout] ... [INFO] [stdout] 208 | fn parse(tokens: &'f [Token<'f>]) -> Result<(usize, Func<'f>)> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/stmt.rs:43:59 [INFO] [stdout] | [INFO] [stdout] 34 | impl<'s> Stmt<'s> { [INFO] [stdout] | -- lifetime `'s` declared here [INFO] [stdout] ... [INFO] [stdout] 43 | pub(super) fn parse(tokens: &'s [Token<'s>]) -> Result<(usize, Stmt<'s>)> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/stmt.rs:123:48 [INFO] [stdout] | [INFO] [stdout] 111 | impl<'l> Let<'l> { [INFO] [stdout] | -- lifetime `'l` declared here [INFO] [stdout] ... [INFO] [stdout] 123 | fn parse(tokens: &'l [Token<'l>]) -> Result<(usize, Let<'l>)> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'l` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/stmt.rs:159:48 [INFO] [stdout] | [INFO] [stdout] 150 | impl<'r> Return<'r> { [INFO] [stdout] | -- lifetime `'r` declared here [INFO] [stdout] ... [INFO] [stdout] 159 | fn parse(tokens: &'r [Token<'r>]) -> Result<(usize, Return<'r>)> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/mod.rs:20:52 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn parse<'t>(tokens: &'t [Token<'t>]) -> Result { [INFO] [stdout] | -- lifetime `'t` declared here ^ this elided lifetime gets resolved as `'t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/mod.rs:20:53 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn parse<'t>(tokens: &'t [Token<'t>]) -> Result { [INFO] [stdout] | -- lifetime `'t` declared here ^^^^^^ this elided lifetime gets resolved as `'t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/mod.rs:50:67 [INFO] [stdout] | [INFO] [stdout] 50 | fn try_get_ident<'t>(tokens: &'t [Token<'t>], at: usize) -> Result<&'t Ident<'t>> { [INFO] [stdout] | -- lifetime `'t` declared here ^ this elided lifetime gets resolved as `'t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `graph::Dependency` [INFO] [stdout] --> src/dependencies/mod.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | pub use graph::Dependency; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/decl.rs:47:59 [INFO] [stdout] | [INFO] [stdout] 40 | impl<'d> Decl<'d> { [INFO] [stdout] | -- lifetime `'d` declared here [INFO] [stdout] ... [INFO] [stdout] 47 | pub(super) fn parse(tokens: &'d [Token<'d>]) -> Result<(usize, Decl<'d>)> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'d` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/decl.rs:68:48 [INFO] [stdout] | [INFO] [stdout] 63 | impl<'f> Func<'f> { [INFO] [stdout] | -- lifetime `'f` declared here [INFO] [stdout] ... [INFO] [stdout] 68 | fn parse(tokens: &'f [Token<'f>]) -> Result<(usize, Func<'f>)> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/expr.rs:87:59 [INFO] [stdout] | [INFO] [stdout] 67 | impl<'e> Expr<'e> { [INFO] [stdout] | -- lifetime `'e` declared here [INFO] [stdout] ... [INFO] [stdout] 87 | pub(super) fn parse(tokens: &'e [Token<'e>]) -> Result<(usize, Expr<'e>)> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/expr.rs:208:48 [INFO] [stdout] | [INFO] [stdout] 203 | impl<'f> Func<'f> { [INFO] [stdout] | -- lifetime `'f` declared here [INFO] [stdout] ... [INFO] [stdout] 208 | fn parse(tokens: &'f [Token<'f>]) -> Result<(usize, Func<'f>)> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/stmt.rs:43:59 [INFO] [stdout] | [INFO] [stdout] 34 | impl<'s> Stmt<'s> { [INFO] [stdout] | -- lifetime `'s` declared here [INFO] [stdout] ... [INFO] [stdout] 43 | pub(super) fn parse(tokens: &'s [Token<'s>]) -> Result<(usize, Stmt<'s>)> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/stmt.rs:123:48 [INFO] [stdout] | [INFO] [stdout] 111 | impl<'l> Let<'l> { [INFO] [stdout] | -- lifetime `'l` declared here [INFO] [stdout] ... [INFO] [stdout] 123 | fn parse(tokens: &'l [Token<'l>]) -> Result<(usize, Let<'l>)> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'l` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/stmt.rs:159:48 [INFO] [stdout] | [INFO] [stdout] 150 | impl<'r> Return<'r> { [INFO] [stdout] | -- lifetime `'r` declared here [INFO] [stdout] ... [INFO] [stdout] 159 | fn parse(tokens: &'r [Token<'r>]) -> Result<(usize, Return<'r>)> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/mod.rs:20:52 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn parse<'t>(tokens: &'t [Token<'t>]) -> Result { [INFO] [stdout] | -- lifetime `'t` declared here ^ this elided lifetime gets resolved as `'t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/mod.rs:20:53 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn parse<'t>(tokens: &'t [Token<'t>]) -> Result { [INFO] [stdout] | -- lifetime `'t` declared here ^^^^^^ this elided lifetime gets resolved as `'t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parser/mod.rs:50:67 [INFO] [stdout] | [INFO] [stdout] 50 | fn try_get_ident<'t>(tokens: &'t [Token<'t>], at: usize) -> Result<&'t Ident<'t>> { [INFO] [stdout] | -- lifetime `'t` declared here ^ this elided lifetime gets resolved as `'t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `ty` is never read [INFO] [stdout] --> src/compiler/compile.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 49 | struct Func<'f> { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 50 | func: FunctionValue, [INFO] [stdout] 51 | ty: CompilerTy<'f>, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Func` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/dependencies/module.rs:13:16 [INFO] [stdout] | [INFO] [stdout] 12 | pub(super) struct Module<'m> { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 13 | pub(super) name: Ident<'m>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Module` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `ty` is never read [INFO] [stdout] --> src/compiler/compile.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 49 | struct Func<'f> { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 50 | func: FunctionValue, [INFO] [stdout] 51 | ty: CompilerTy<'f>, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Func` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/dependencies/module.rs:13:16 [INFO] [stdout] | [INFO] [stdout] 12 | pub(super) struct Module<'m> { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 13 | pub(super) name: Ident<'m>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Module` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.84s [INFO] running `Command { std: "docker" "inspect" "be761516352be5442197c09f8a29092f5e655c1495d56561628057bc75793e93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be761516352be5442197c09f8a29092f5e655c1495d56561628057bc75793e93", kill_on_drop: false }` [INFO] [stdout] be761516352be5442197c09f8a29092f5e655c1495d56561628057bc75793e93