[INFO] fetching crate leicester 0.0.1...
[INFO] building leicester-0.0.1 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate leicester 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate leicester 0.0.1 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 leicester 0.0.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate leicester 0.0.1
[INFO] tweaked toml for crates.io crate leicester 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate leicester 0.0.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-iptables v0.0.2
[INFO] [stderr]   Downloaded nix v0.20.2
[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] 01db533b701db6f7ff9f8d06e53e7c2623969ff94ad951475c9237887c938c7a
[INFO] running `Command { std: "docker" "start" "-a" "01db533b701db6f7ff9f8d06e53e7c2623969ff94ad951475c9237887c938c7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01db533b701db6f7ff9f8d06e53e7c2623969ff94ad951475c9237887c938c7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01db533b701db6f7ff9f8d06e53e7c2623969ff94ad951475c9237887c938c7a", kill_on_drop: false }`
[INFO] [stdout] 01db533b701db6f7ff9f8d06e53e7c2623969ff94ad951475c9237887c938c7a
[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] dbc4dcccab5add4ffdc530a8cd2beb1f381c947d69f1ee41b93850ccea261187
[INFO] running `Command { std: "docker" "start" "-a" "dbc4dcccab5add4ffdc530a8cd2beb1f381c947d69f1ee41b93850ccea261187", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling nix v0.20.2
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rust-iptables v0.0.2
[INFO] [stderr]    Compiling leicester v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/hijack.rs:41:36
[INFO] [stdout]    |
[INFO] [stdout] 41 |             eth_name: conf.eth_name.clone(),
[INFO] [stdout]    |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/hijack.rs:42:40
[INFO] [stdout]    |
[INFO] [stdout] 42 |             proxy_port: conf.proxy_port.clone(),
[INFO] [stdout]    |                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/hijack.rs:43:46
[INFO] [stdout]    |
[INFO] [stdout] 43 |             redirect_port: conf.redirect_port.clone(),
[INFO] [stdout]    |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/hijack.rs:44:42
[INFO] [stdout]    |
[INFO] [stdout] 44 |             route_table: conf.route_table.clone(),
[INFO] [stdout]    |                                          ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "dbc4dcccab5add4ffdc530a8cd2beb1f381c947d69f1ee41b93850ccea261187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbc4dcccab5add4ffdc530a8cd2beb1f381c947d69f1ee41b93850ccea261187", kill_on_drop: false }`
[INFO] [stdout] dbc4dcccab5add4ffdc530a8cd2beb1f381c947d69f1ee41b93850ccea261187
[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] 5f8c6020e53ee1f58cd9c87229b9e0fd62b39dc137eca7dedeb2f64ea286cb82
[INFO] running `Command { std: "docker" "start" "-a" "5f8c6020e53ee1f58cd9c87229b9e0fd62b39dc137eca7dedeb2f64ea286cb82", kill_on_drop: false }`
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/hijack.rs:41:36
[INFO] [stdout]    |
[INFO] [stdout] 41 |             eth_name: conf.eth_name.clone(),
[INFO] [stdout]    |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/hijack.rs:42:40
[INFO] [stdout]    |
[INFO] [stdout] 42 |             proxy_port: conf.proxy_port.clone(),
[INFO] [stdout]    |                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/hijack.rs:43:46
[INFO] [stdout]    |
[INFO] [stdout] 43 |             redirect_port: conf.redirect_port.clone(),
[INFO] [stdout]    |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling leicester v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/hijack.rs:44:42
[INFO] [stdout]    |
[INFO] [stdout] 44 |             route_table: conf.route_table.clone(),
[INFO] [stdout]    |                                          ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/hijack.rs:41:36
[INFO] [stdout]    |
[INFO] [stdout] 41 |             eth_name: conf.eth_name.clone(),
[INFO] [stdout]    |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/hijack.rs:42:40
[INFO] [stdout]    |
[INFO] [stdout] 42 |             proxy_port: conf.proxy_port.clone(),
[INFO] [stdout]    |                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/hijack.rs:43:46
[INFO] [stdout]    |
[INFO] [stdout] 43 |             redirect_port: conf.redirect_port.clone(),
[INFO] [stdout]    |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/hijack.rs:44:42
[INFO] [stdout]    |
[INFO] [stdout] 44 |             route_table: conf.route_table.clone(),
[INFO] [stdout]    |                                          ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "5f8c6020e53ee1f58cd9c87229b9e0fd62b39dc137eca7dedeb2f64ea286cb82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f8c6020e53ee1f58cd9c87229b9e0fd62b39dc137eca7dedeb2f64ea286cb82", kill_on_drop: false }`
[INFO] [stdout] 5f8c6020e53ee1f58cd9c87229b9e0fd62b39dc137eca7dedeb2f64ea286cb82