[INFO] cloning repository https://github.com/malt03/malt-language [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/malt03/malt-language" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalt03%2Fmalt-language", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalt03%2Fmalt-language'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 31ca3090a7dedb91534cc697f419004dddc7519f [INFO] checking malt03/malt-language against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalt03%2Fmalt-language" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/malt03/malt-language [INFO] finished tweaking git repo https://github.com/malt03/malt-language [INFO] tweaked toml for git repo https://github.com/malt03/malt-language written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/malt03/malt-language on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/malt03/malt-language 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b47c890a3fffd5fb34373dff0e9f347eb3e8ffaf8eb20d40bfc73f3bc90e76ab [INFO] running `Command { std: "docker" "start" "-a" "b47c890a3fffd5fb34373dff0e9f347eb3e8ffaf8eb20d40bfc73f3bc90e76ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b47c890a3fffd5fb34373dff0e9f347eb3e8ffaf8eb20d40bfc73f3bc90e76ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b47c890a3fffd5fb34373dff0e9f347eb3e8ffaf8eb20d40bfc73f3bc90e76ab", kill_on_drop: false }` [INFO] [stdout] b47c890a3fffd5fb34373dff0e9f347eb3e8ffaf8eb20d40bfc73f3bc90e76ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 83a858c9a342d4db5fe2550f4587b71446e4b80473680a6b927aca3168d69ca4 [INFO] running `Command { std: "docker" "start" "-a" "83a858c9a342d4db5fe2550f4587b71446e4b80473680a6b927aca3168d69ca4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking strum v0.21.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling structopt-derive v0.4.16 [INFO] [stderr] Compiling strum_macros v0.21.1 [INFO] [stderr] Checking structopt v0.3.23 [INFO] [stderr] Checking lang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `expected_arguments` [INFO] [stdout] --> src/compiler/syntax_tree/generate_wasm/generate_wasm.rs:101:21 [INFO] [stdout] | [INFO] [stdout] 101 | let expected_arguments = &function.entity.arguments; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_arguments` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/compiler/syntax_tree/generate_wasm/generate_wasm.rs:104:22 [INFO] [stdout] | [INFO] [stdout] 104 | for (i, argument) in arguments.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/compiler/tokens.rs:19:41 [INFO] [stdout] | [INFO] [stdout] 19 | pub(crate) fn new(text: &'a str) -> PeekableTokens { [INFO] [stdout] | -- ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 19 | pub(crate) fn new(text: &'a str) -> PeekableTokens<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/compiler/tokens.rs:74:30 [INFO] [stdout] | [INFO] [stdout] 74 | fn new(text: &'a str) -> Tokens { [INFO] [stdout] | -- ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 74 | fn new(text: &'a str) -> Tokens<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/compiler/tokens/token.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 14 | value: &'a str, [INFO] [stdout] | -- the lifetime is named here [INFO] [stdout] 15 | range: Range, [INFO] [stdout] 16 | ) -> Token { [INFO] [stdout] | ^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 16 | ) -> Token<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected_arguments` [INFO] [stdout] --> src/compiler/syntax_tree/generate_wasm/generate_wasm.rs:101:21 [INFO] [stdout] | [INFO] [stdout] 101 | let expected_arguments = &function.entity.arguments; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_arguments` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/compiler/syntax_tree/generate_wasm/generate_wasm.rs:104:22 [INFO] [stdout] | [INFO] [stdout] 104 | for (i, argument) in arguments.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/compiler/tokens.rs:19:41 [INFO] [stdout] | [INFO] [stdout] 19 | pub(crate) fn new(text: &'a str) -> PeekableTokens { [INFO] [stdout] | -- ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 19 | pub(crate) fn new(text: &'a str) -> PeekableTokens<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/compiler/tokens.rs:74:30 [INFO] [stdout] | [INFO] [stdout] 74 | fn new(text: &'a str) -> Tokens { [INFO] [stdout] | -- ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 74 | fn new(text: &'a str) -> Tokens<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/compiler/tokens/token.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 14 | value: &'a str, [INFO] [stdout] | -- the lifetime is named here [INFO] [stdout] 15 | range: Range, [INFO] [stdout] 16 | ) -> Token { [INFO] [stdout] | ^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 16 | ) -> Token<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.35s [INFO] running `Command { std: "docker" "inspect" "83a858c9a342d4db5fe2550f4587b71446e4b80473680a6b927aca3168d69ca4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83a858c9a342d4db5fe2550f4587b71446e4b80473680a6b927aca3168d69ca4", kill_on_drop: false }` [INFO] [stdout] 83a858c9a342d4db5fe2550f4587b71446e4b80473680a6b927aca3168d69ca4