[INFO] cloning repository https://github.com/khayliang/fe2o3-cc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khayliang/fe2o3-cc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhayliang%2Ffe2o3-cc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhayliang%2Ffe2o3-cc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e15db7a6eff494a7dac346af1ed52977d56b9a2b [INFO] testing khayliang/fe2o3-cc against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhayliang%2Ffe2o3-cc" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/khayliang/fe2o3-cc [INFO] finished tweaking git repo https://github.com/khayliang/fe2o3-cc [INFO] tweaked toml for git repo https://github.com/khayliang/fe2o3-cc written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/khayliang/fe2o3-cc on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/khayliang/fe2o3-cc 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unindent v0.1.7 [INFO] [stderr] Downloaded indoc v1.0.3 [INFO] [stderr] Downloaded smawk v0.3.1 [INFO] [stderr] Downloaded textwrap v0.13.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c7691121536b3f7ba360068495e812a2aeab8e91664597824ca6f0eb0fde1030 [INFO] running `Command { std: "docker" "start" "-a" "c7691121536b3f7ba360068495e812a2aeab8e91664597824ca6f0eb0fde1030", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c7691121536b3f7ba360068495e812a2aeab8e91664597824ca6f0eb0fde1030", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7691121536b3f7ba360068495e812a2aeab8e91664597824ca6f0eb0fde1030", kill_on_drop: false }` [INFO] [stdout] c7691121536b3f7ba360068495e812a2aeab8e91664597824ca6f0eb0fde1030 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fbdce995767713e769564032ebe85086d525ec1bbe8d8dc934d09f21d5cd408e [INFO] running `Command { std: "docker" "start" "-a" "fbdce995767713e769564032ebe85086d525ec1bbe8d8dc934d09f21d5cd408e", kill_on_drop: false }` [INFO] [stderr] Compiling unindent v0.1.7 [INFO] [stderr] Compiling smawk v0.3.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling textwrap v0.13.4 [INFO] [stderr] Compiling indoc v1.0.3 [INFO] [stderr] Compiling rust_cc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `StatementTrait` is never used [INFO] [stdout] --> src/syntax/mod.rs:80:7 [INFO] [stdout] | [INFO] [stdout] 80 | trait StatementTrait: Node {} [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:19:22 [INFO] [stdout] | [INFO] [stdout] 19 | fn create(token: &str) -> Token { [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] 19 | fn create(token: &str) -> Token<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:53:23 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn tokenize(code: &str) -> Vec { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 53 | pub fn tokenize(code: &str) -> Vec> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.10s [INFO] running `Command { std: "docker" "inspect" "fbdce995767713e769564032ebe85086d525ec1bbe8d8dc934d09f21d5cd408e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbdce995767713e769564032ebe85086d525ec1bbe8d8dc934d09f21d5cd408e", kill_on_drop: false }` [INFO] [stdout] fbdce995767713e769564032ebe85086d525ec1bbe8d8dc934d09f21d5cd408e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e74f0627848165c617f39ca0a2232f3f3cd6c95324bb83821c551a8212870a2a [INFO] running `Command { std: "docker" "start" "-a" "e74f0627848165c617f39ca0a2232f3f3cd6c95324bb83821c551a8212870a2a", kill_on_drop: false }` [INFO] [stdout] warning: trait `StatementTrait` is never used [INFO] [stdout] --> src/syntax/mod.rs:80:7 [INFO] [stdout] | [INFO] [stdout] 80 | trait StatementTrait: Node {} [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:19:22 [INFO] [stdout] | [INFO] [stdout] 19 | fn create(token: &str) -> Token { [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] 19 | fn create(token: &str) -> Token<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:53:23 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn tokenize(code: &str) -> Vec { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 53 | pub fn tokenize(code: &str) -> Vec> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rust_cc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `StatementTrait` is never used [INFO] [stdout] --> src/syntax/mod.rs:80:7 [INFO] [stdout] | [INFO] [stdout] 80 | trait StatementTrait: Node {} [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:19:22 [INFO] [stdout] | [INFO] [stdout] 19 | fn create(token: &str) -> Token { [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] 19 | fn create(token: &str) -> Token<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/tokenizer.rs:53:23 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn tokenize(code: &str) -> Vec { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 53 | pub fn tokenize(code: &str) -> Vec> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "e74f0627848165c617f39ca0a2232f3f3cd6c95324bb83821c551a8212870a2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e74f0627848165c617f39ca0a2232f3f3cd6c95324bb83821c551a8212870a2a", kill_on_drop: false }` [INFO] [stdout] e74f0627848165c617f39ca0a2232f3f3cd6c95324bb83821c551a8212870a2a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0233a17ff71d20866e42a6e0901fda1780c9f89f67212ed3ed8bb7aa16261c12 [INFO] running `Command { std: "docker" "start" "-a" "0233a17ff71d20866e42a6e0901fda1780c9f89f67212ed3ed8bb7aa16261c12", kill_on_drop: false }` [INFO] [stderr] warning: trait `StatementTrait` is never used [INFO] [stderr] --> src/syntax/mod.rs:80:7 [INFO] [stderr] | [INFO] [stderr] 80 | trait StatementTrait: Node {} [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/tokenizer.rs:19:22 [INFO] [stderr] | [INFO] [stderr] 19 | fn create(token: &str) -> Token { [INFO] [stderr] | ^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 19 | fn create(token: &str) -> Token<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/tokenizer.rs:53:23 [INFO] [stderr] | [INFO] [stderr] 53 | pub fn tokenize(code: &str) -> Vec { [INFO] [stderr] | ^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 53 | pub fn tokenize(code: &str) -> Vec> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `rust_cc` (lib) generated 3 warnings (run `cargo fix --lib -p rust_cc` to apply 2 suggestions) [INFO] [stderr] warning: `rust_cc` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_cc-8d1bffa5d44a1155) [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test parser::tests::test_parse_all_tokens_into_program_with_main ... ok [INFO] [stdout] test parser::tests::test_parse_function_statement_tokens ... ok [INFO] [stdout] test parser::tests::test_parse_return_statement_tokens ... ok [INFO] [stdout] test parser::tests::test_parse_expression_tokens ... ok [INFO] [stdout] test syntax::tests::tests::test_constant_expression ... ok [INFO] [stdout] test syntax::tests::tests::test_function ... ok [INFO] [stdout] test syntax::tests::tests::test_integer_variable ... ok [INFO] [stdout] test syntax::tests::tests::test_program ... ok [INFO] [stdout] test syntax::tests::tests::test_return_statement ... ok [INFO] [stdout] test tokenizer::tests::test_token_factory_builds_identifiers ... ok [INFO] [stdout] test tokenizer::tests::test_token_factory_builds_integer_constants ... ok [INFO] [stdout] test tokenizer::tests::test_token_builder_builds_return_2 ... ok [INFO] [stdout] test tokenizer::tests::test_token_factory_builds_punctuation ... ok [INFO] [stdout] test tokenizer::tests::test_token_factory_builds_unary_operations ... ok [INFO] [stdout] test tokenizer::tests::test_tokenize_empty_string ... ok [INFO] [stdout] test tokenizer::tests::test_token_factory_builds_keywords ... ok [INFO] [stdout] test tokenizer::tests::test_tokenize_func_tokenizes_string ... ok [INFO] [stdout] test syntax::tests::tests::create_new_program_fails - should panic ... ok [INFO] [stdout] test parser::tests::test_parse_tokens_into_program_without_main_function - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_cc-577c0c866eef2c8a) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests rust_cc [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0233a17ff71d20866e42a6e0901fda1780c9f89f67212ed3ed8bb7aa16261c12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0233a17ff71d20866e42a6e0901fda1780c9f89f67212ed3ed8bb7aa16261c12", kill_on_drop: false }` [INFO] [stdout] 0233a17ff71d20866e42a6e0901fda1780c9f89f67212ed3ed8bb7aa16261c12