[INFO] cloning repository https://github.com/zetah11/illiol
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zetah11/illiol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzetah11%2Filliol", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzetah11%2Filliol'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0b9cc7929e87777fcbf54a30d96740fce5ae91b
[INFO] building zetah11/illiol against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzetah11%2Filliol" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zetah11/illiol 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 git repo https://github.com/zetah11/illiol
[INFO] finished tweaking git repo https://github.com/zetah11/illiol
[INFO] tweaked toml for git repo https://github.com/zetah11/illiol written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/zetah11/illiol 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e1a4098146cc7ecb95b3eab95644c9d177210c0f23867fb0619b9a39cd4858c0
[INFO] running `Command { std: "docker" "start" "-a" "e1a4098146cc7ecb95b3eab95644c9d177210c0f23867fb0619b9a39cd4858c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1a4098146cc7ecb95b3eab95644c9d177210c0f23867fb0619b9a39cd4858c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a4098146cc7ecb95b3eab95644c9d177210c0f23867fb0619b9a39cd4858c0", kill_on_drop: false }`
[INFO] [stdout] e1a4098146cc7ecb95b3eab95644c9d177210c0f23867fb0619b9a39cd4858c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6811e76d692ab8dcc67bb8bbeedf14ccf0250a74a03306d3b66d92d8c15531fc
[INFO] running `Command { std: "docker" "start" "-a" "6811e76d692ab8dcc67bb8bbeedf14ccf0250a74a03306d3b66d92d8c15531fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling bimap v0.6.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling illiol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Decls` is never constructed
[INFO] [stdout]  --> src/typeck/tween.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Decls {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Decls` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Constructor` and `Apply` are never constructed
[INFO] [stdout]   --> src/typeck/tween.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub enum Pat {
[INFO] [stdout]    |          --- variants in this enum
[INFO] [stdout] 42 |     Constructor(Name),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 43 |     Bind(Name),
[INFO] [stdout] 44 |     Apply(Box<Pat>, Box<Pat>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pat` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.94s
[INFO] running `Command { std: "docker" "inspect" "6811e76d692ab8dcc67bb8bbeedf14ccf0250a74a03306d3b66d92d8c15531fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6811e76d692ab8dcc67bb8bbeedf14ccf0250a74a03306d3b66d92d8c15531fc", kill_on_drop: false }`
[INFO] [stdout] 6811e76d692ab8dcc67bb8bbeedf14ccf0250a74a03306d3b66d92d8c15531fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] bdac9d4b96ce1d4ef9dbe85fd98d60786998e2caa5841af0a71f8966ec866751
[INFO] running `Command { std: "docker" "start" "-a" "bdac9d4b96ce1d4ef9dbe85fd98d60786998e2caa5841af0a71f8966ec866751", kill_on_drop: false }`
[INFO] [stderr]    Compiling illiol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Decls` is never constructed
[INFO] [stdout]  --> src/typeck/tween.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Decls {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Decls` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Constructor` and `Apply` are never constructed
[INFO] [stdout]   --> src/typeck/tween.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub enum Pat {
[INFO] [stdout]    |          --- variants in this enum
[INFO] [stdout] 42 |     Constructor(Name),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 43 |     Bind(Name),
[INFO] [stdout] 44 |     Apply(Box<Pat>, Box<Pat>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pat` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Decls` is never constructed
[INFO] [stdout]  --> src/typeck/tween.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Decls {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Decls` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Constructor` and `Apply` are never constructed
[INFO] [stdout]   --> src/typeck/tween.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub enum Pat {
[INFO] [stdout]    |          --- variants in this enum
[INFO] [stdout] 42 |     Constructor(Name),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 43 |     Bind(Name),
[INFO] [stdout] 44 |     Apply(Box<Pat>, Box<Pat>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pat` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "bdac9d4b96ce1d4ef9dbe85fd98d60786998e2caa5841af0a71f8966ec866751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdac9d4b96ce1d4ef9dbe85fd98d60786998e2caa5841af0a71f8966ec866751", kill_on_drop: false }`
[INFO] [stdout] bdac9d4b96ce1d4ef9dbe85fd98d60786998e2caa5841af0a71f8966ec866751