[INFO] cloning repository https://github.com/jtavera235/MultiClassMapper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jtavera235/MultiClassMapper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtavera235%2FMultiClassMapper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtavera235%2FMultiClassMapper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 417966de258d1a7a5f5cb1561a4f4d86005faf87
[INFO] building jtavera235/MultiClassMapper 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%2Fjtavera235%2FMultiClassMapper" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jtavera235/MultiClassMapper 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/jtavera235/MultiClassMapper
[INFO] finished tweaking git repo https://github.com/jtavera235/MultiClassMapper
[INFO] tweaked toml for git repo https://github.com/jtavera235/MultiClassMapper written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jtavera235/MultiClassMapper 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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] abb64972cb22c66990cda12cada6d06a584cc400764e1cf1cfbdae1c5b5a62d0
[INFO] running `Command { std: "docker" "start" "-a" "abb64972cb22c66990cda12cada6d06a584cc400764e1cf1cfbdae1c5b5a62d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abb64972cb22c66990cda12cada6d06a584cc400764e1cf1cfbdae1c5b5a62d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abb64972cb22c66990cda12cada6d06a584cc400764e1cf1cfbdae1c5b5a62d0", kill_on_drop: false }`
[INFO] [stdout] abb64972cb22c66990cda12cada6d06a584cc400764e1cf1cfbdae1c5b5a62d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 253e22a0c8b9a7e2199dbdbeaa21fd2dd58e19916d9fa31b4fcece878bac1af8
[INFO] running `Command { std: "docker" "start" "-a" "253e22a0c8b9a7e2199dbdbeaa21fd2dd58e19916d9fa31b4fcece878bac1af8", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling class_mapper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `error::*`
[INFO] [stdout]  --> src/common/error/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use error::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `user_env::*`
[INFO] [stdout]  --> src/user_env/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use user_env::*;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.15s
[INFO] running `Command { std: "docker" "inspect" "253e22a0c8b9a7e2199dbdbeaa21fd2dd58e19916d9fa31b4fcece878bac1af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "253e22a0c8b9a7e2199dbdbeaa21fd2dd58e19916d9fa31b4fcece878bac1af8", kill_on_drop: false }`
[INFO] [stdout] 253e22a0c8b9a7e2199dbdbeaa21fd2dd58e19916d9fa31b4fcece878bac1af8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2a1e0bcf07841ebc1a6940a9a897c5374e693845fc5bd1f70db4cd4b4e946288
[INFO] running `Command { std: "docker" "start" "-a" "2a1e0bcf07841ebc1a6940a9a897c5374e693845fc5bd1f70db4cd4b4e946288", kill_on_drop: false }`
[INFO] [stderr]    Compiling class_mapper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `error::*`
[INFO] [stdout]  --> src/common/error/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use error::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `user_env::*`
[INFO] [stdout]  --> src/user_env/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use user_env::*;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "2a1e0bcf07841ebc1a6940a9a897c5374e693845fc5bd1f70db4cd4b4e946288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a1e0bcf07841ebc1a6940a9a897c5374e693845fc5bd1f70db4cd4b4e946288", kill_on_drop: false }`
[INFO] [stdout] 2a1e0bcf07841ebc1a6940a9a897c5374e693845fc5bd1f70db4cd4b4e946288