[INFO] cloning repository https://github.com/gaultier/kotlin-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gaultier/kotlin-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaultier%2Fkotlin-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaultier%2Fkotlin-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b568946392d79e8be359c4abb9b0212805532239 [INFO] checking gaultier/kotlin-rs against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaultier%2Fkotlin-rs" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gaultier/kotlin-rs on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gaultier/kotlin-rs [INFO] finished tweaking git repo https://github.com/gaultier/kotlin-rs [INFO] tweaked toml for git repo https://github.com/gaultier/kotlin-rs written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/gaultier/kotlin-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f6b93ddea8efbe596abe87e7224c56da55f312bd8a70e595c9f072b54e8991ba [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f6b93ddea8efbe596abe87e7224c56da55f312bd8a70e595c9f072b54e8991ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f6b93ddea8efbe596abe87e7224c56da55f312bd8a70e595c9f072b54e8991ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6b93ddea8efbe596abe87e7224c56da55f312bd8a70e595c9f072b54e8991ba", kill_on_drop: false }` [INFO] [stdout] f6b93ddea8efbe596abe87e7224c56da55f312bd8a70e595c9f072b54e8991ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6378f185d6fc8b043428e136f6d0ce79c180263e314fa24d6f8cf1cf4f082e13 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6378f185d6fc8b043428e136f6d0ce79c180263e314fa24d6f8cf1cf4f082e13", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking unicode-segmentation v1.6.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking heck v0.3.1 [INFO] [stderr] Checking aho-corasick v0.7.9 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking pretty_env_logger v0.3.1 [INFO] [stderr] Checking kotlin v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::jvm_stack_map_frame::VerificationTypeInfo` [INFO] [stdout] --> src/jvm_emitter.rs:1219:9 [INFO] [stdout] | [INFO] [stdout] 1219 | use crate::jvm_stack_map_frame::VerificationTypeInfo; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attributes` [INFO] [stdout] --> src/jvm_emitter.rs:1271:24 [INFO] [stdout] | [INFO] [stdout] 1271 | let (code, attributes) = match &main.attributes[0] { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attributes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `If` [INFO] [stdout] --> src/jvm_code.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | / If { [INFO] [stdout] 14 | | if_location: u16, [INFO] [stdout] 15 | | if_target: u16, [INFO] [stdout] 16 | | goto_location: u16, [INFO] [stdout] 17 | | goto_target: u16, [INFO] [stdout] 18 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Goto` [INFO] [stdout] --> src/jvm_code.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | / Goto { [INFO] [stdout] 20 | | location: u16, [INFO] [stdout] 21 | | target: u16, [INFO] [stdout] 22 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `goto_target` [INFO] [stdout] --> src/jvm_code.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | goto_target: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `len` [INFO] [stdout] --> src/jvm_locals.rs:33:19 [INFO] [stdout] | [INFO] [stdout] 33 | pub(crate) fn len(&self) -> u16 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `count_max` [INFO] [stdout] --> src/jvm_locals.rs:84:19 [INFO] [stdout] | [INFO] [stdout] 84 | pub(crate) fn count_max(&self) -> u16 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `count_max` [INFO] [stdout] --> src/jvm_stack.rs:47:19 [INFO] [stdout] | [INFO] [stdout] 47 | pub(crate) fn count_max(&self) -> u16 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Int` [INFO] [stdout] --> src/jvm_stack_map_frame.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Int, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Object` [INFO] [stdout] --> src/jvm_stack_map_frame.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Object(u16), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Same` [INFO] [stdout] --> src/jvm_stack_map_frame.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | / Same { [INFO] [stdout] 14 | | offset: u8, [INFO] [stdout] 15 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SameLocalsOneStackItem` [INFO] [stdout] --> src/jvm_stack_map_frame.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / SameLocalsOneStackItem { [INFO] [stdout] 17 | | offset: u8, [INFO] [stdout] 18 | | stack: VerificationTypeInfo, [INFO] [stdout] 19 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Full` [INFO] [stdout] --> src/jvm_stack_map_frame.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | / Full { [INFO] [stdout] 21 | | offset: u16, [INFO] [stdout] 22 | | locals: Vec, [INFO] [stdout] 23 | | stack: Vec, [INFO] [stdout] 24 | | }, // More to come [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `class_definitions` [INFO] [stdout] --> src/resolver.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | class_definitions: BTreeMap<(Id, &'a str), Definition<'a>>, // Key=(block_id, identifier) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `If` [INFO] [stdout] --> src/jvm_code.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | / If { [INFO] [stdout] 14 | | if_location: u16, [INFO] [stdout] 15 | | if_target: u16, [INFO] [stdout] 16 | | goto_location: u16, [INFO] [stdout] 17 | | goto_target: u16, [INFO] [stdout] 18 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Goto` [INFO] [stdout] --> src/jvm_code.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | / Goto { [INFO] [stdout] 20 | | location: u16, [INFO] [stdout] 21 | | target: u16, [INFO] [stdout] 22 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `goto_target` [INFO] [stdout] --> src/jvm_code.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | goto_target: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `len` [INFO] [stdout] --> src/jvm_locals.rs:33:19 [INFO] [stdout] | [INFO] [stdout] 33 | pub(crate) fn len(&self) -> u16 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `count_max` [INFO] [stdout] --> src/jvm_locals.rs:84:19 [INFO] [stdout] | [INFO] [stdout] 84 | pub(crate) fn count_max(&self) -> u16 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `count_max` [INFO] [stdout] --> src/jvm_stack.rs:47:19 [INFO] [stdout] | [INFO] [stdout] 47 | pub(crate) fn count_max(&self) -> u16 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Int` [INFO] [stdout] --> src/jvm_stack_map_frame.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Int, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Object` [INFO] [stdout] --> src/jvm_stack_map_frame.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Object(u16), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Same` [INFO] [stdout] --> src/jvm_stack_map_frame.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | / Same { [INFO] [stdout] 14 | | offset: u8, [INFO] [stdout] 15 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SameLocalsOneStackItem` [INFO] [stdout] --> src/jvm_stack_map_frame.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / SameLocalsOneStackItem { [INFO] [stdout] 17 | | offset: u8, [INFO] [stdout] 18 | | stack: VerificationTypeInfo, [INFO] [stdout] 19 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Full` [INFO] [stdout] --> src/jvm_stack_map_frame.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | / Full { [INFO] [stdout] 21 | | offset: u16, [INFO] [stdout] 22 | | locals: Vec, [INFO] [stdout] 23 | | stack: Vec, [INFO] [stdout] 24 | | }, // More to come [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `class_definitions` [INFO] [stdout] --> src/resolver.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | class_definitions: BTreeMap<(Id, &'a str), Definition<'a>>, // Key=(block_id, identifier) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lex.rs:1559:29 [INFO] [stdout] | [INFO] [stdout] 1559 | other => panic!(format!("Should be an error: {:?}", other)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 1559 | other => panic!("Should be an error: {:?}", other), [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.94s [INFO] running `Command { std: "docker" "inspect" "6378f185d6fc8b043428e136f6d0ce79c180263e314fa24d6f8cf1cf4f082e13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6378f185d6fc8b043428e136f6d0ce79c180263e314fa24d6f8cf1cf4f082e13", kill_on_drop: false }` [INFO] [stdout] 6378f185d6fc8b043428e136f6d0ce79c180263e314fa24d6f8cf1cf4f082e13