[INFO] cloning repository https://github.com/zymogen/zymogen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zymogen/zymogen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzymogen%2Fzymogen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzymogen%2Fzymogen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 49c48d33e535ca8e2d6d9488680441ab0ac79515 [INFO] testing zymogen/zymogen against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzymogen%2Fzymogen" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zymogen/zymogen on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zymogen/zymogen [INFO] finished tweaking git repo https://github.com/zymogen/zymogen [INFO] tweaked toml for git repo https://github.com/zymogen/zymogen written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/zymogen/zymogen already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0e4c7aa1a0d7cca272e94d1fb399ab545e8c1718e2c65f2f9c90fb35f0a7ea05 [INFO] running `Command { std: "docker" "start" "-a" "0e4c7aa1a0d7cca272e94d1fb399ab545e8c1718e2c65f2f9c90fb35f0a7ea05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e4c7aa1a0d7cca272e94d1fb399ab545e8c1718e2c65f2f9c90fb35f0a7ea05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e4c7aa1a0d7cca272e94d1fb399ab545e8c1718e2c65f2f9c90fb35f0a7ea05", kill_on_drop: false }` [INFO] [stdout] 0e4c7aa1a0d7cca272e94d1fb399ab545e8c1718e2c65f2f9c90fb35f0a7ea05 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f31d9fa4bb3259a2928f3ef8d59cd640779050e9c0b2bedee6808fc1c0e13dfc [INFO] running `Command { std: "docker" "start" "-a" "f31d9fa4bb3259a2928f3ef8d59cd640779050e9c0b2bedee6808fc1c0e13dfc", kill_on_drop: false }` [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling colored v1.7.0 [INFO] [stderr] Compiling zymogen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `JumpNotEqual` [INFO] [stdout] --> src/compiler/ir/bytecode.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | JumpNotEqual(usize), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `symbols` [INFO] [stdout] --> src/compiler/bytecode.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | symbols: &'t mut SymbolTable, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.77s [INFO] running `Command { std: "docker" "inspect" "f31d9fa4bb3259a2928f3ef8d59cd640779050e9c0b2bedee6808fc1c0e13dfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f31d9fa4bb3259a2928f3ef8d59cd640779050e9c0b2bedee6808fc1c0e13dfc", kill_on_drop: false }` [INFO] [stdout] f31d9fa4bb3259a2928f3ef8d59cd640779050e9c0b2bedee6808fc1c0e13dfc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8365f0e386f3cedc277d677acc7504e13e6654aa363caad043d23567bba8c6a9 [INFO] running `Command { std: "docker" "start" "-a" "8365f0e386f3cedc277d677acc7504e13e6654aa363caad043d23567bba8c6a9", kill_on_drop: false }` [INFO] [stderr] Compiling zymogen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `JumpNotEqual` [INFO] [stdout] --> src/compiler/ir/bytecode.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | JumpNotEqual(usize), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `symbols` [INFO] [stdout] --> src/compiler/bytecode.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | symbols: &'t mut SymbolTable, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `JumpNotEqual` [INFO] [stdout] --> src/compiler/ir/bytecode.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | JumpNotEqual(usize), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `symbols` [INFO] [stdout] --> src/compiler/bytecode.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | symbols: &'t mut SymbolTable, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/syntax/lexer/mod.rs:262:14 [INFO] [stdout] | [INFO] [stdout] 262 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 262 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 261 | let expected = IntoIterator::into_iter(["lambda", "define", "let", "if"]) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.52s [INFO] running `Command { std: "docker" "inspect" "8365f0e386f3cedc277d677acc7504e13e6654aa363caad043d23567bba8c6a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8365f0e386f3cedc277d677acc7504e13e6654aa363caad043d23567bba8c6a9", kill_on_drop: false }` [INFO] [stdout] 8365f0e386f3cedc277d677acc7504e13e6654aa363caad043d23567bba8c6a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3fc4c9a8094d4b6294d7f66ae79c540bdbb22d40aa6ba7d07cadec271a61fda5 [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" "3fc4c9a8094d4b6294d7f66ae79c540bdbb22d40aa6ba7d07cadec271a61fda5", kill_on_drop: false }` [INFO] [stderr] warning: variant is never constructed: `JumpNotEqual` [INFO] [stderr] --> src/compiler/ir/bytecode.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | JumpNotEqual(usize), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `symbols` [INFO] [stderr] --> src/compiler/bytecode.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | symbols: &'t mut SymbolTable, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `zymogen` (lib) generated 2 warnings [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stderr] --> src/syntax/lexer/mod.rs:262:14 [INFO] [stderr] | [INFO] [stderr] 262 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 262 | .iter() [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 261 | let expected = IntoIterator::into_iter(["lambda", "define", "let", "if"]) [INFO] [stderr] | ++++++++++++++++++++++++ ~ [INFO] [stderr] [INFO] [stderr] warning: `zymogen` (lib test) generated 3 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/zymogen-47fd73c571392d8f) [INFO] [stdout] running 8 tests [INFO] [stdout] test compiler::symbol::test::test_gensyms ... ok [INFO] [stdout] test syntax::lexer::test::lex_keywords ... ok [INFO] [stdout] test syntax::lexer::test::lex_list ... ok [INFO] [stdout] test syntax::test::parse_and_iter ... ok [INFO] [stdout] test syntax::parser::test::parse_keywords ... ok [INFO] [stdout] test syntax::lexer::test::lex_unexpected_eof ... ok [INFO] [stdout] test sexp::test::list_into_iter ... ok [INFO] [stdout] test sexp::test::list_from_iter ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/main-efa09aa47391c26b) [INFO] [stdout] [INFO] [stderr] Doc-tests zymogen [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 0.01s [INFO] [stdout] [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" "3fc4c9a8094d4b6294d7f66ae79c540bdbb22d40aa6ba7d07cadec271a61fda5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fc4c9a8094d4b6294d7f66ae79c540bdbb22d40aa6ba7d07cadec271a61fda5", kill_on_drop: false }` [INFO] [stdout] 3fc4c9a8094d4b6294d7f66ae79c540bdbb22d40aa6ba7d07cadec271a61fda5