[INFO] cloning repository https://github.com/pedronis/meta
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pedronis/meta" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpedronis%2Fmeta", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpedronis%2Fmeta'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e12bf1c6924d95e6f447869e5c319c8750ceb869
[INFO] building pedronis/meta 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%2Fpedronis%2Fmeta" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pedronis/meta 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/pedronis/meta
[INFO] finished tweaking git repo https://github.com/pedronis/meta
[INFO] tweaked toml for git repo https://github.com/pedronis/meta written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pedronis/meta 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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 184acb3b0838f687068638ba10a55ab4f53b75f4db2dfa2f4e384102344287f6
[INFO] running `Command { std: "docker" "start" "-a" "184acb3b0838f687068638ba10a55ab4f53b75f4db2dfa2f4e384102344287f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "184acb3b0838f687068638ba10a55ab4f53b75f4db2dfa2f4e384102344287f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "184acb3b0838f687068638ba10a55ab4f53b75f4db2dfa2f4e384102344287f6", kill_on_drop: false }`
[INFO] [stdout] 184acb3b0838f687068638ba10a55ab4f53b75f4db2dfa2f4e384102344287f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] da053835da0001ef6187aeece8dd073530b3f67464ee69f0f950946e02408c63
[INFO] running `Command { std: "docker" "start" "-a" "da053835da0001ef6187aeece8dd073530b3f67464ee69f0f950946e02408c63", kill_on_drop: false }`
[INFO] [stderr]    Compiling minilexer v0.1.0 (/opt/rustwide/workdir/minilexer)
[INFO] [stderr]    Compiling mparse v0.1.0 (/opt/rustwide/workdir/mparse)
[INFO] [stderr]    Compiling meta v0.1.0 (/opt/rustwide/workdir/meta)
[INFO] [stderr]    Compiling valgol1m v0.1.0 (/opt/rustwide/workdir/valgol1m)
[INFO] [stderr]    Compiling metabstrp v0.1.0 (/opt/rustwide/workdir/metabstrp)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "da053835da0001ef6187aeece8dd073530b3f67464ee69f0f950946e02408c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da053835da0001ef6187aeece8dd073530b3f67464ee69f0f950946e02408c63", kill_on_drop: false }`
[INFO] [stdout] da053835da0001ef6187aeece8dd073530b3f67464ee69f0f950946e02408c63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b455ff2c00db891b0921cc6da5eabd27f8aaef1a05cef1346a88f22319cf621c
[INFO] running `Command { std: "docker" "start" "-a" "b455ff2c00db891b0921cc6da5eabd27f8aaef1a05cef1346a88f22319cf621c", kill_on_drop: false }`
[INFO] [stderr]    Compiling meta v0.1.0 (/opt/rustwide/workdir/meta)
[INFO] [stderr]    Compiling valgol1m v0.1.0 (/opt/rustwide/workdir/valgol1m)
[INFO] [stderr]    Compiling metabstrp v0.1.0 (/opt/rustwide/workdir/metabstrp)
[INFO] [stderr]    Compiling mparse v0.1.0 (/opt/rustwide/workdir/mparse)
[INFO] [stderr]    Compiling minilexer v0.1.0 (/opt/rustwide/workdir/minilexer)
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> mparse/src/lib.rs:224:19
[INFO] [stdout]     |
[INFO] [stdout] 224 |         B(String, usize),
[INFO] [stdout]     |         -         ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MInstr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 224 |         B(String, ()),
[INFO] [stdout]     |                   ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> mparse/src/lib.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |         LDL(f64),
[INFO] [stdout]     |         --- ^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MInstr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 225 |         LDL(()),
[INFO] [stdout]     |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> mparse/src/lib.rs:226:20
[INFO] [stdout]     |
[INFO] [stdout] 226 |         ST(String, u32),
[INFO] [stdout]     |         --         ^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MInstr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 226 |         ST(String, ()),
[INFO] [stdout]     |                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> mparse/src/lib.rs:227:20
[INFO] [stdout]     |
[INFO] [stdout] 227 |         LD(String, u32),
[INFO] [stdout]     |         --         ^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MInstr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 227 |         LD(String, ()),
[INFO] [stdout]     |                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> mparse/src/lib.rs:228:13
[INFO] [stdout]     |
[INFO] [stdout] 228 |         EDT(String),
[INFO] [stdout]     |         --- ^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MInstr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 228 |         EDT(()),
[INFO] [stdout]     |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "b455ff2c00db891b0921cc6da5eabd27f8aaef1a05cef1346a88f22319cf621c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b455ff2c00db891b0921cc6da5eabd27f8aaef1a05cef1346a88f22319cf621c", kill_on_drop: false }`
[INFO] [stdout] b455ff2c00db891b0921cc6da5eabd27f8aaef1a05cef1346a88f22319cf621c