[INFO] cloning repository https://github.com/conradludgate/awk-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/conradludgate/awk-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconradludgate%2Fawk-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconradludgate%2Fawk-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb4c53e02a5ae63e95a86832708f3ff14d34b6ac
[INFO] building conradludgate/awk-rs 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%2Fconradludgate%2Fawk-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/conradludgate/awk-rs 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/conradludgate/awk-rs
[INFO] finished tweaking git repo https://github.com/conradludgate/awk-rs
[INFO] tweaked toml for git repo https://github.com/conradludgate/awk-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/conradludgate/awk-rs 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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9ed6355e96b7e482bcebcc6c689caf770da31fd0eab3fac64d0d6820a56eabc1
[INFO] running `Command { std: "docker" "start" "-a" "9ed6355e96b7e482bcebcc6c689caf770da31fd0eab3fac64d0d6820a56eabc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ed6355e96b7e482bcebcc6c689caf770da31fd0eab3fac64d0d6820a56eabc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ed6355e96b7e482bcebcc6c689caf770da31fd0eab3fac64d0d6820a56eabc1", kill_on_drop: false }`
[INFO] [stdout] 9ed6355e96b7e482bcebcc6c689caf770da31fd0eab3fac64d0d6820a56eabc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f9280b7cc335b53a9c224a1d43d2e42644fb79e094ee2c55f54bf503b4c76bfd
[INFO] running `Command { std: "docker" "start" "-a" "f9280b7cc335b53a9c224a1d43d2e42644fb79e094ee2c55f54bf503b4c76bfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling awk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]  --> src/structure.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Program {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Statement` is never constructed
[INFO] [stdout]  --> src/structure.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Statement {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Pattern` is never used
[INFO] [stdout]   --> src/structure.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum Pattern {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Action` is never constructed
[INFO] [stdout]   --> src/structure.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Action {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Variable` is never constructed
[INFO] [stdout]   --> src/structure.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Variable {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "f9280b7cc335b53a9c224a1d43d2e42644fb79e094ee2c55f54bf503b4c76bfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9280b7cc335b53a9c224a1d43d2e42644fb79e094ee2c55f54bf503b4c76bfd", kill_on_drop: false }`
[INFO] [stdout] f9280b7cc335b53a9c224a1d43d2e42644fb79e094ee2c55f54bf503b4c76bfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] bc5830fa4dd495b50868518a714c0355e178fa40d43c84d2b7026d7a9bcf8689
[INFO] running `Command { std: "docker" "start" "-a" "bc5830fa4dd495b50868518a714c0355e178fa40d43c84d2b7026d7a9bcf8689", kill_on_drop: false }`
[INFO] [stderr]    Compiling awk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]  --> src/structure.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Program {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Statement` is never constructed
[INFO] [stdout]  --> src/structure.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Statement {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Pattern` is never used
[INFO] [stdout]   --> src/structure.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum Pattern {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Action` is never constructed
[INFO] [stdout]   --> src/structure.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Action {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Variable` is never constructed
[INFO] [stdout]   --> src/structure.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Variable {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "bc5830fa4dd495b50868518a714c0355e178fa40d43c84d2b7026d7a9bcf8689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc5830fa4dd495b50868518a714c0355e178fa40d43c84d2b7026d7a9bcf8689", kill_on_drop: false }`
[INFO] [stdout] bc5830fa4dd495b50868518a714c0355e178fa40d43c84d2b7026d7a9bcf8689