[INFO] fetching crate foraget 0.1.3...
[INFO] building foraget-0.1.3 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate foraget 0.1.3 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate foraget 0.1.3 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 foraget 0.1.3
[INFO] finished tweaking crates.io crate foraget 0.1.3
[INFO] tweaked toml for crates.io crate foraget 0.1.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate foraget 0.1.3 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] cf05cb7589e6b19baa27abe3a639218b6eacd8f9fbdcebd7d653c0058cfd8f35
[INFO] running `Command { std: "docker" "start" "-a" "cf05cb7589e6b19baa27abe3a639218b6eacd8f9fbdcebd7d653c0058cfd8f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf05cb7589e6b19baa27abe3a639218b6eacd8f9fbdcebd7d653c0058cfd8f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf05cb7589e6b19baa27abe3a639218b6eacd8f9fbdcebd7d653c0058cfd8f35", kill_on_drop: false }`
[INFO] [stdout] cf05cb7589e6b19baa27abe3a639218b6eacd8f9fbdcebd7d653c0058cfd8f35
[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] 79e4c59e0de7e9f04e793213311ffa026af982c1467c6dc1ead86c80618d9138
[INFO] running `Command { std: "docker" "start" "-a" "79e4c59e0de7e9f04e793213311ffa026af982c1467c6dc1ead86c80618d9138", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling foraget v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `run_command_and_print_result` is never used
[INFO] [stdout]   --> src/environment.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn run_command_and_print_result(command: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `gen_uninstall_command` and `gen_run_command` are never used
[INFO] [stdout]   --> src/package_managers.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait Installer {
[INFO] [stdout]    |           --------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 21 |     fn gen_uninstall_command(&self, package: &str) -> String;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 22 |     fn gen_run_command(&self, package: &str) -> String;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "79e4c59e0de7e9f04e793213311ffa026af982c1467c6dc1ead86c80618d9138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79e4c59e0de7e9f04e793213311ffa026af982c1467c6dc1ead86c80618d9138", kill_on_drop: false }`
[INFO] [stdout] 79e4c59e0de7e9f04e793213311ffa026af982c1467c6dc1ead86c80618d9138
[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] 09e23ff0652bc2418fcf2a569beab5a725cb2c611a32cac94a74d7e77684aab3
[INFO] running `Command { std: "docker" "start" "-a" "09e23ff0652bc2418fcf2a569beab5a725cb2c611a32cac94a74d7e77684aab3", kill_on_drop: false }`
[INFO] [stderr]    Compiling foraget v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `run_command_and_print_result` is never used
[INFO] [stdout]   --> src/environment.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn run_command_and_print_result(command: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "09e23ff0652bc2418fcf2a569beab5a725cb2c611a32cac94a74d7e77684aab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09e23ff0652bc2418fcf2a569beab5a725cb2c611a32cac94a74d7e77684aab3", kill_on_drop: false }`
[INFO] [stdout] 09e23ff0652bc2418fcf2a569beab5a725cb2c611a32cac94a74d7e77684aab3