[INFO] fetching crate lngcnv 1.10.2...
[INFO] testing lngcnv-1.10.2 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate lngcnv 1.10.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate lngcnv 1.10.2
[INFO] finished tweaking crates.io crate lngcnv 1.10.2
[INFO] tweaked toml for crates.io crate lngcnv 1.10.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lngcnv 1.10.2 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lngcnv 1.10.2 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90c32c0a3d5e37edb0fe62b8c48a79740a45cc4972b1829d3f620a70e50ecd5c
[INFO] running `Command { std: "docker" "start" "-a" "90c32c0a3d5e37edb0fe62b8c48a79740a45cc4972b1829d3f620a70e50ecd5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90c32c0a3d5e37edb0fe62b8c48a79740a45cc4972b1829d3f620a70e50ecd5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90c32c0a3d5e37edb0fe62b8c48a79740a45cc4972b1829d3f620a70e50ecd5c", kill_on_drop: false }`
[INFO] [stdout] 90c32c0a3d5e37edb0fe62b8c48a79740a45cc4972b1829d3f620a70e50ecd5c
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9cec16eaf16a496b6df8b4d2037d27cec0fca2472cc101d21cd0f60e9fa7070
[INFO] running `Command { std: "docker" "start" "-a" "b9cec16eaf16a496b6df8b4d2037d27cec0fca2472cc101d21cd0f60e9fa7070", kill_on_drop: false }`
[INFO] [stderr]    Compiling lngcnv v1.10.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/lang.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |     assert!((arg_cnt != 1), "{}", &(red.to_owned() + "Missing arguments! See: --help" + reset));
[INFO] [stdout]    |             ^            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 37 -     assert!((arg_cnt != 1), "{}", &(red.to_owned() + "Missing arguments! See: --help" + reset));
[INFO] [stdout] 37 +     assert!( arg_cnt != 1, "{}", &(red.to_owned() + "Missing arguments! See: --help" + reset));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.34s
[INFO] running `Command { std: "docker" "inspect" "b9cec16eaf16a496b6df8b4d2037d27cec0fca2472cc101d21cd0f60e9fa7070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9cec16eaf16a496b6df8b4d2037d27cec0fca2472cc101d21cd0f60e9fa7070", kill_on_drop: false }`
[INFO] [stdout] b9cec16eaf16a496b6df8b4d2037d27cec0fca2472cc101d21cd0f60e9fa7070
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1181a5479df0c5049507d94c9fc635540c8f925f1de339c633e3d95f040bd00
[INFO] running `Command { std: "docker" "start" "-a" "d1181a5479df0c5049507d94c9fc635540c8f925f1de339c633e3d95f040bd00", kill_on_drop: false }`
[INFO] [stderr]    Compiling lngcnv v1.10.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/lang.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |     assert!((arg_cnt != 1), "{}", &(red.to_owned() + "Missing arguments! See: --help" + reset));
[INFO] [stdout]    |             ^            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 37 -     assert!((arg_cnt != 1), "{}", &(red.to_owned() + "Missing arguments! See: --help" + reset));
[INFO] [stdout] 37 +     assert!( arg_cnt != 1, "{}", &(red.to_owned() + "Missing arguments! See: --help" + reset));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `Command { std: "docker" "inspect" "d1181a5479df0c5049507d94c9fc635540c8f925f1de339c633e3d95f040bd00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1181a5479df0c5049507d94c9fc635540c8f925f1de339c633e3d95f040bd00", kill_on_drop: false }`
[INFO] [stdout] d1181a5479df0c5049507d94c9fc635540c8f925f1de339c633e3d95f040bd00
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e3bd177785f6bcaba03ab352d2a3856baeb496a447e76835ba600737f3eae4b1
[INFO] running `Command { std: "docker" "start" "-a" "e3bd177785f6bcaba03ab352d2a3856baeb496a447e76835ba600737f3eae4b1", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stderr]   --> src/lang.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |     assert!((arg_cnt != 1), "{}", &(red.to_owned() + "Missing arguments! See: --help" + reset));
[INFO] [stderr]    |             ^            ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 37 -     assert!((arg_cnt != 1), "{}", &(red.to_owned() + "Missing arguments! See: --help" + reset));
[INFO] [stderr] 37 +     assert!( arg_cnt != 1, "{}", &(red.to_owned() + "Missing arguments! See: --help" + reset));
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `lngcnv` (bin "lngcnv" test) generated 1 warning (run `cargo fix --bin "lngcnv" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lngcnv-b513a680d270034e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e3bd177785f6bcaba03ab352d2a3856baeb496a447e76835ba600737f3eae4b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3bd177785f6bcaba03ab352d2a3856baeb496a447e76835ba600737f3eae4b1", kill_on_drop: false }`
[INFO] [stdout] e3bd177785f6bcaba03ab352d2a3856baeb496a447e76835ba600737f3eae4b1