[INFO] updating cached repository https://github.com/zymogen/zymogen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49c48d33e535ca8e2d6d9488680441ab0ac79515
[INFO] testing zymogen/zymogen against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzymogen%2Fzymogen" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zymogen/zymogen on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", 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-4/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b02d0ba112bd19ddb57d46c0e6d8246d55e44c5c8d933538e5195355fad08106
[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" "b02d0ba112bd19ddb57d46c0e6d8246d55e44c5c8d933538e5195355fad08106", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b02d0ba112bd19ddb57d46c0e6d8246d55e44c5c8d933538e5195355fad08106", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b02d0ba112bd19ddb57d46c0e6d8246d55e44c5c8d933538e5195355fad08106", kill_on_drop: false }`
[INFO] [stdout] b02d0ba112bd19ddb57d46c0e6d8246d55e44c5c8d933538e5195355fad08106
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d03017bd1940c7fb78eb166e7bc36d2506e8df23748f7e45fc11beec5dcbe67
[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" "9d03017bd1940c7fb78eb166e7bc36d2506e8df23748f7e45fc11beec5dcbe67", kill_on_drop: false }`
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.17s
[INFO] running `Command { std: "docker" "inspect" "9d03017bd1940c7fb78eb166e7bc36d2506e8df23748f7e45fc11beec5dcbe67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d03017bd1940c7fb78eb166e7bc36d2506e8df23748f7e45fc11beec5dcbe67", kill_on_drop: false }`
[INFO] [stdout] 9d03017bd1940c7fb78eb166e7bc36d2506e8df23748f7e45fc11beec5dcbe67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d070d892c3d598c9b10a38c79fce9c0968f95a6c6d623fa063e38e8c20f6ee1
[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" "1d070d892c3d598c9b10a38c79fce9c0968f95a6c6d623fa063e38e8c20f6ee1", 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: 1 warning 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: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/syntax/lexer/mod.rs:262:14
[INFO] [stdout]     |
[INFO] [stdout] 262 |             .into_iter()
[INFO] [stdout]     |              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `Command { std: "docker" "inspect" "1d070d892c3d598c9b10a38c79fce9c0968f95a6c6d623fa063e38e8c20f6ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d070d892c3d598c9b10a38c79fce9c0968f95a6c6d623fa063e38e8c20f6ee1", kill_on_drop: false }`
[INFO] [stdout] 1d070d892c3d598c9b10a38c79fce9c0968f95a6c6d623fa063e38e8c20f6ee1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", 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] 4dcfb5ba9aa9f08421d170450559c58c7a6f9b62ce2fc71935cb1889a4c2e5e7
[INFO] running `Command { std: "docker" "start" "-a" "4dcfb5ba9aa9f08421d170450559c58c7a6f9b62ce2fc71935cb1889a4c2e5e7", 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: 1 warning emitted
[INFO] [stderr] 
[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: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/syntax/lexer/mod.rs:262:14
[INFO] [stderr]     |
[INFO] [stderr] 262 |             .into_iter()
[INFO] [stderr]     |              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/zymogen-a9ef70366c1c7e51
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test sexp::test::list_from_iter ... ok
[INFO] [stdout] test sexp::test::list_into_iter ... ok
[INFO] [stdout] test syntax::test::parse_and_iter ... ok
[INFO] [stdout] test syntax::lexer::test::lex_unexpected_eof ... ok
[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] [stderr]      Running /opt/rustwide/target/debug/deps/main-fd1a52a364ec6ce6
[INFO] [stdout] test syntax::parser::test::parse_keywords ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zymogen
[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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4dcfb5ba9aa9f08421d170450559c58c7a6f9b62ce2fc71935cb1889a4c2e5e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dcfb5ba9aa9f08421d170450559c58c7a6f9b62ce2fc71935cb1889a4c2e5e7", kill_on_drop: false }`
[INFO] [stdout] 4dcfb5ba9aa9f08421d170450559c58c7a6f9b62ce2fc71935cb1889a4c2e5e7