[INFO] fetching crate parity-wasm 0.45.0...
[INFO] building parity-wasm-0.45.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate parity-wasm 0.45.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate parity-wasm 0.45.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parity-wasm 0.45.0
[INFO] finished tweaking crates.io crate parity-wasm 0.45.0
[INFO] tweaked toml for crates.io crate parity-wasm 0.45.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate parity-wasm 0.45.0 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0063540a8c8e1674df759395e7a4d706378ac9aa4c7b9e6f07200b933369a03
[INFO] running `Command { std: "docker" "start" "-a" "d0063540a8c8e1674df759395e7a4d706378ac9aa4c7b9e6f07200b933369a03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0063540a8c8e1674df759395e7a4d706378ac9aa4c7b9e6f07200b933369a03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0063540a8c8e1674df759395e7a4d706378ac9aa4c7b9e6f07200b933369a03", kill_on_drop: false }`
[INFO] [stdout] d0063540a8c8e1674df759395e7a4d706378ac9aa4c7b9e6f07200b933369a03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78bd5a2a9a875e0d28295ee582bd00e00e9234c816f381e401e3b7e4e52a6733
[INFO] running `Command { std: "docker" "start" "-a" "78bd5a2a9a875e0d28295ee582bd00e00e9234c816f381e401e3b7e4e52a6733", kill_on_drop: false }`
[INFO] [stderr]    Compiling parity-wasm v0.45.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions`
[INFO] [stdout]    --> src/elements/index_map.rs:127:8
[INFO] [stdout]     |
[INFO] [stdout] 127 |     #[cfg(slow_assertions)]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions`
[INFO] [stdout]   --> src/elements/index_map.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         #[cfg(slow_assertions)]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions`
[INFO] [stdout]    --> src/elements/index_map.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |         #[cfg(slow_assertions)]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions`
[INFO] [stdout]    --> src/elements/index_map.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |         #[cfg(slow_assertions)]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "78bd5a2a9a875e0d28295ee582bd00e00e9234c816f381e401e3b7e4e52a6733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78bd5a2a9a875e0d28295ee582bd00e00e9234c816f381e401e3b7e4e52a6733", kill_on_drop: false }`
[INFO] [stdout] 78bd5a2a9a875e0d28295ee582bd00e00e9234c816f381e401e3b7e4e52a6733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 509b1235bbdc659380ec8ff5a611c68a56a712427bbe739b873b88ba22643cc2
[INFO] running `Command { std: "docker" "start" "-a" "509b1235bbdc659380ec8ff5a611c68a56a712427bbe739b873b88ba22643cc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions`
[INFO] [stdout]    --> src/elements/index_map.rs:127:8
[INFO] [stdout]     |
[INFO] [stdout] 127 |     #[cfg(slow_assertions)]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions`
[INFO] [stdout]   --> src/elements/index_map.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         #[cfg(slow_assertions)]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions`
[INFO] [stdout]    --> src/elements/index_map.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |         #[cfg(slow_assertions)]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions`
[INFO] [stdout]    --> src/elements/index_map.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |         #[cfg(slow_assertions)]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling time v0.3.9
[INFO] [stderr]    Compiling parity-wasm v0.45.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions`
[INFO] [stdout]    --> src/elements/index_map.rs:127:8
[INFO] [stdout]     |
[INFO] [stdout] 127 |     #[cfg(slow_assertions)]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions`
[INFO] [stdout]   --> src/elements/index_map.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         #[cfg(slow_assertions)]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions`
[INFO] [stdout]    --> src/elements/index_map.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |         #[cfg(slow_assertions)]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `slow_assertions`
[INFO] [stdout]    --> src/elements/index_map.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |         #[cfg(slow_assertions)]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^ help: there is a config with a similar name: `debug_assertions`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(slow_assertions)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(slow_assertions)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "509b1235bbdc659380ec8ff5a611c68a56a712427bbe739b873b88ba22643cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "509b1235bbdc659380ec8ff5a611c68a56a712427bbe739b873b88ba22643cc2", kill_on_drop: false }`
[INFO] [stdout] 509b1235bbdc659380ec8ff5a611c68a56a712427bbe739b873b88ba22643cc2