[INFO] fetching crate lesscode 0.1.4...
[INFO] checking lesscode-0.1.4 against try#a611f2a14e38407ec6717a86a01424ee6fc80762 for pr-154992
[INFO] extracting crate lesscode 0.1.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate lesscode 0.1.4
[INFO] finished tweaking crates.io crate lesscode 0.1.4
[INFO] tweaked toml for crates.io crate lesscode 0.1.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lesscode 0.1.4 on toolchain a611f2a14e38407ec6717a86a01424ee6fc80762
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 384 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding mongodb v2.8.2 (available: v3.6.0)
[INFO] [stderr]       Adding mysql v24.0.0 (available: v28.0.0)
[INFO] [stderr]       Adding neo4rs v0.6.2 (available: v0.8.0)
[INFO] [stderr]       Adding redis v0.23.3 (available: v1.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65de21a3ee1f6a3554df82d6461faf52f52187db46b2603ebe9a14b773f7bd9c
[INFO] running `Command { std: "docker" "start" "-a" "65de21a3ee1f6a3554df82d6461faf52f52187db46b2603ebe9a14b773f7bd9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65de21a3ee1f6a3554df82d6461faf52f52187db46b2603ebe9a14b773f7bd9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65de21a3ee1f6a3554df82d6461faf52f52187db46b2603ebe9a14b773f7bd9c", kill_on_drop: false }`
[INFO] [stdout] 65de21a3ee1f6a3554df82d6461faf52f52187db46b2603ebe9a14b773f7bd9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06d94c603cb6cac29600bdf4d36513fe69239caa18bd3c1af6b9753992c01c3d
[INFO] running `Command { std: "docker" "start" "-a" "06d94c603cb6cac29600bdf4d36513fe69239caa18bd3c1af6b9753992c01c3d", kill_on_drop: false }`
[INFO] [stderr]     Checking typenum v1.20.0
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[INFO] [stderr]    Compiling darling_core v0.13.4
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[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]     Checking lexical v6.1.1
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[INFO] [stderr]    Compiling enum-as-inner v0.4.0
[INFO] [stderr]    Compiling mysql-common-derive v0.30.2
[INFO] [stderr]    Compiling neo4rs-macros v0.2.1
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[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking neo4rs v0.6.2
[INFO] [stderr]     Checking trust-dns-proto v0.21.2
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking native-tls v0.2.18
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking postgres v0.19.13
[INFO] [stderr]    Compiling mysql_common v0.30.6
[INFO] [stderr]     Checking trust-dns-resolver v0.21.2
[INFO] [stderr]     Checking mongodb v2.8.2
[INFO] [stderr]     Checking redis v0.23.3
[INFO] [stderr]     Checking lesscode v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `auth_type` is never read
[INFO] [stdout]   --> src/lib.rs:36:29
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut auth_type = "Password";
[INFO] [stdout]    |                             ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 39 |                 auth_type = value;
[INFO] [stdout]    |                 ----------------- `auth_type` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `auth_type` is never read
[INFO] [stdout]   --> src/lib.rs:36:29
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut auth_type = "Password";
[INFO] [stdout]    |                             ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 39 |                 auth_type = value;
[INFO] [stdout]    |                 ----------------- `auth_type` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of variable of type `std::string::String` to itself
[INFO] [stdout]   --> src/lib.rs:49:18
[INFO] [stdout]    |
[INFO] [stdout] 49 |             _ => url = url
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of variable of type `std::string::String` to itself
[INFO] [stdout]   --> src/lib.rs:49:18
[INFO] [stdout]    |
[INFO] [stdout] 49 |             _ => url = url
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.80s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.23.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "06d94c603cb6cac29600bdf4d36513fe69239caa18bd3c1af6b9753992c01c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06d94c603cb6cac29600bdf4d36513fe69239caa18bd3c1af6b9753992c01c3d", kill_on_drop: false }`
[INFO] [stdout] 06d94c603cb6cac29600bdf4d36513fe69239caa18bd3c1af6b9753992c01c3d
