[INFO] cloning repository https://github.com/rctcwyvrn/rlox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rctcwyvrn/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frctcwyvrn%2Frlox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frctcwyvrn%2Frlox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ec5b1d3f35aa9021361cba6a66c689fc65908bbd [INFO] checking rctcwyvrn/rlox against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frctcwyvrn%2Frlox" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/rctcwyvrn/rlox [INFO] finished tweaking git repo https://github.com/rctcwyvrn/rlox [INFO] tweaked toml for git repo https://github.com/rctcwyvrn/rlox written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/rctcwyvrn/rlox on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/rctcwyvrn/rlox 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.67 [INFO] [stderr] Downloaded memoffset v0.5.5 [INFO] [stderr] Downloaded either v1.6.0 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.67 [INFO] [stderr] Downloaded criterion-plot v0.4.3 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.67 [INFO] [stderr] Downloaded serde_cbor v0.11.1 [INFO] [stderr] Downloaded serde_derive v1.0.115 [INFO] [stderr] Downloaded serde v1.0.115 [INFO] [stderr] Downloaded js-sys v0.3.44 [INFO] [stderr] Downloaded serde_json v1.0.57 [INFO] [stderr] Downloaded criterion v0.3.3 [INFO] [stderr] Downloaded wasm-bindgen v0.2.67 [INFO] [stderr] Downloaded syn v1.0.39 [INFO] [stderr] Downloaded proc-macro2 v1.0.19 [INFO] [stderr] Downloaded half v1.6.0 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.67 [INFO] [stderr] Downloaded hermit-abi v0.1.15 [INFO] [stderr] Downloaded libc v0.2.76 [INFO] [stderr] Downloaded web-sys v0.3.44 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 37bb890d8b11ec0a53079b86763d65fef921ab4d93025936655db73b1f41fb96 [INFO] running `Command { std: "docker" "start" "-a" "37bb890d8b11ec0a53079b86763d65fef921ab4d93025936655db73b1f41fb96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "37bb890d8b11ec0a53079b86763d65fef921ab4d93025936655db73b1f41fb96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37bb890d8b11ec0a53079b86763d65fef921ab4d93025936655db73b1f41fb96", kill_on_drop: false }` [INFO] [stdout] 37bb890d8b11ec0a53079b86763d65fef921ab4d93025936655db73b1f41fb96 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df64515447b13f9754376bd21174cd302c517d597a361949c774935e1c7ee521 [INFO] running `Command { std: "docker" "start" "-a" "df64515447b13f9754376bd21174cd302c517d597a361949c774935e1c7ee521", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking either v1.6.0 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking half v1.6.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Checking rlox v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/scanner.rs:63:22 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn new(code: &str) -> Scanner { [INFO] [stdout] | ^^^^ ------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 63 | pub fn new(code: &str) -> Scanner<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/value.rs:13:20 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Debug, Clone, PartialEq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 13 | NativeFunction(NativeFn), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/value.rs:85:65 [INFO] [stdout] | [INFO] [stdout] 85 | (Value::NativeFunction(x), Value::NativeFunction(y)) => x == y, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint [INFO] [stdout] | [INFO] [stdout] 85 - (Value::NativeFunction(x), Value::NativeFunction(y)) => x == y, [INFO] [stdout] 85 + (Value::NativeFunction(x), Value::NativeFunction(y)) => std::ptr::fn_addr_eq(*x, *y), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Checking criterion v0.3.3 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/scanner.rs:63:22 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn new(code: &str) -> Scanner { [INFO] [stdout] | ^^^^ ------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 63 | pub fn new(code: &str) -> Scanner<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/value.rs:13:20 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Debug, Clone, PartialEq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 13 | NativeFunction(NativeFn), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/value.rs:85:65 [INFO] [stdout] | [INFO] [stdout] 85 | (Value::NativeFunction(x), Value::NativeFunction(y)) => x == y, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint [INFO] [stdout] | [INFO] [stdout] 85 - (Value::NativeFunction(x), Value::NativeFunction(y)) => x == y, [INFO] [stdout] 85 + (Value::NativeFunction(x), Value::NativeFunction(y)) => std::ptr::fn_addr_eq(*x, *y), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.84s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "df64515447b13f9754376bd21174cd302c517d597a361949c774935e1c7ee521", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df64515447b13f9754376bd21174cd302c517d597a361949c774935e1c7ee521", kill_on_drop: false }` [INFO] [stdout] df64515447b13f9754376bd21174cd302c517d597a361949c774935e1c7ee521