[INFO] fetching crate mechylang 0.1.0... [INFO] building mechylang-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate mechylang 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate mechylang 0.1.0 [INFO] finished tweaking crates.io crate mechylang 0.1.0 [INFO] tweaked toml for crates.io crate mechylang 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mechylang 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mechylang 0.1.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5ea02521a0eb3bd2efb79e4949e010a8a412cc898e306fd2ab37977ade611033 [INFO] running `Command { std: "docker" "start" "-a" "5ea02521a0eb3bd2efb79e4949e010a8a412cc898e306fd2ab37977ade611033", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5ea02521a0eb3bd2efb79e4949e010a8a412cc898e306fd2ab37977ade611033", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ea02521a0eb3bd2efb79e4949e010a8a412cc898e306fd2ab37977ade611033", kill_on_drop: false }` [INFO] [stdout] 5ea02521a0eb3bd2efb79e4949e010a8a412cc898e306fd2ab37977ade611033 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 126ceb2ad76a2a57c78c408506d27f7194c49e1663df6a7cfc1e17a49e99afa8 [INFO] running `Command { std: "docker" "start" "-a" "126ceb2ad76a2a57c78c408506d27f7194c49e1663df6a7cfc1e17a49e99afa8", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling rustix v0.38.28 [INFO] [stderr] Compiling anstyle-query v1.0.0 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling linux-raw-sys v0.4.13 [INFO] [stderr] Compiling smallvec v1.12.0 [INFO] [stderr] Compiling anstyle-parse v0.2.2 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling clap_lex v0.5.1 [INFO] [stderr] Compiling concolor-query v0.3.3 [INFO] [stderr] Compiling log v0.4.26 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stderr] Compiling unicode-width v0.1.11 [INFO] [stderr] Compiling home v0.5.9 [INFO] [stderr] Compiling yansi v1.0.1 [INFO] [stderr] Compiling itertools v0.14.0 [INFO] [stderr] Compiling anstream v0.6.4 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling nibble_vec v0.1.0 [INFO] [stderr] Compiling radix_trie v0.2.1 [INFO] [stderr] Compiling clap_builder v4.4.6 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.55 [INFO] [stderr] Compiling getrandom v0.2.11 [INFO] [stderr] Compiling is-terminal v0.4.16 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Compiling concolor v0.1.1 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling ariadne v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling fd-lock v4.0.2 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rustyline v15.0.0 [INFO] [stderr] Compiling color-print-proc-macro v0.3.7 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling clap_derive v4.4.2 [INFO] [stderr] Compiling uuid-macro-internal v1.5.0 [INFO] [stderr] Compiling uuid v1.5.0 [INFO] [stderr] Compiling color-print v0.3.7 [INFO] [stderr] Compiling clap v4.4.6 [INFO] [stderr] Compiling mechylang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/evaluator/methods/mod.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 37 | #[derive(Debug, Clone, PartialEq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 48 | pub function: MethodFunction, [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: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lexer/mod.rs:38:23 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(input: &str) -> Lexer { [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] 38 | pub fn new(input: &str) -> Lexer<'_> { [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/evaluator/runtime/builtins.rs:138:5 [INFO] [stdout] | [INFO] [stdout] 129 | #[derive(Debug, PartialEq, Clone)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 138 | pub function: fn(&Vec, &mut Environment, &EvalConfig, call_span: Span) -> Result, [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] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.45s [INFO] running `Command { std: "docker" "inspect" "126ceb2ad76a2a57c78c408506d27f7194c49e1663df6a7cfc1e17a49e99afa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "126ceb2ad76a2a57c78c408506d27f7194c49e1663df6a7cfc1e17a49e99afa8", kill_on_drop: false }` [INFO] [stdout] 126ceb2ad76a2a57c78c408506d27f7194c49e1663df6a7cfc1e17a49e99afa8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f8ae317695a24bfd1f8ee659c33df1012259eeb14b74e6ab15326ba43cc81847 [INFO] running `Command { std: "docker" "start" "-a" "f8ae317695a24bfd1f8ee659c33df1012259eeb14b74e6ab15326ba43cc81847", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling mechylang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/evaluator/methods/mod.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 37 | #[derive(Debug, Clone, PartialEq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 48 | pub function: MethodFunction, [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: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lexer/mod.rs:38:23 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(input: &str) -> Lexer { [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] 38 | pub fn new(input: &str) -> Lexer<'_> { [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/evaluator/runtime/builtins.rs:138:5 [INFO] [stdout] | [INFO] [stdout] 129 | #[derive(Debug, PartialEq, Clone)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 138 | pub function: fn(&Vec, &mut Environment, &EvalConfig, call_span: Span) -> Result, [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] [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/evaluator/methods/mod.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 37 | #[derive(Debug, Clone, PartialEq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 48 | pub function: MethodFunction, [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: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lexer/mod.rs:38:23 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(input: &str) -> Lexer { [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] 38 | pub fn new(input: &str) -> Lexer<'_> { [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/evaluator/runtime/builtins.rs:138:5 [INFO] [stdout] | [INFO] [stdout] 129 | #[derive(Debug, PartialEq, Clone)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 138 | pub function: fn(&Vec, &mut Environment, &EvalConfig, call_span: Span) -> Result, [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] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 7.67s [INFO] running `Command { std: "docker" "inspect" "f8ae317695a24bfd1f8ee659c33df1012259eeb14b74e6ab15326ba43cc81847", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8ae317695a24bfd1f8ee659c33df1012259eeb14b74e6ab15326ba43cc81847", kill_on_drop: false }` [INFO] [stdout] f8ae317695a24bfd1f8ee659c33df1012259eeb14b74e6ab15326ba43cc81847