[INFO] fetching crate lesscode 0.1.4...
[INFO] checking lesscode-0.1.4 against master#6f34f4ee074ce0affc7bbf4e2c835f66cd576f13 for pr-147017
[INFO] extracting crate lesscode 0.1.4 into /workspace/builds/worker-5-tc1/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-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lesscode 0.1.4 on toolchain 6f34f4ee074ce0affc7bbf4e2c835f66cd576f13
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "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" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "generate-lockfile" "--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]      Locking 364 packages to latest compatible versions
[INFO] [stderr]       Adding mongodb v2.8.2 (available: v3.3.0)
[INFO] [stderr]       Adding mysql v24.0.0 (available: v26.0.1)
[INFO] [stderr]       Adding neo4rs v0.6.2 (available: v0.8.0)
[INFO] [stderr]       Adding redis v0.23.3 (available: v0.32.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded saturating v0.1.0
[INFO] [stderr]   Downloaded pem v2.0.1
[INFO] [stderr]   Downloaded postgres v0.19.11
[INFO] [stderr]   Downloaded neo4rs-macros v0.2.1
[INFO] [stderr]   Downloaded rustc_version_runtime v0.2.1
[INFO] [stderr]   Downloaded rustls-webpki v0.100.3
[INFO] [stderr]   Downloaded io-enum v1.2.0
[INFO] [stderr]   Downloaded frunk_core v0.4.4
[INFO] [stderr]   Downloaded frunk v0.4.4
[INFO] [stderr]   Downloaded mysql-common-derive v0.30.2
[INFO] [stderr]   Downloaded mysql v24.0.0
[INFO] [stderr]   Downloaded neo4rs v0.6.2
[INFO] [stderr]   Downloaded frunk_derives v0.4.4
[INFO] [stderr]   Downloaded bson v2.15.0
[INFO] [stderr]   Downloaded mysql_common v0.30.6
[INFO] [stderr]   Downloaded redis v0.23.3
[INFO] [stderr]   Downloaded named_pipe v0.4.1
[INFO] [stderr]   Downloaded frunk_proc_macro_helpers v0.1.4
[INFO] [stderr]   Downloaded frunk_proc_macros v0.1.4
[INFO] [stderr]   Downloaded mongodb v2.8.2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa2bcc627166086c28c57883daef82309ad754aa35bd53c485e623aee546fffe
[INFO] running `Command { std: "docker" "start" "-a" "fa2bcc627166086c28c57883daef82309ad754aa35bd53c485e623aee546fffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa2bcc627166086c28c57883daef82309ad754aa35bd53c485e623aee546fffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa2bcc627166086c28c57883daef82309ad754aa35bd53c485e623aee546fffe", kill_on_drop: false }`
[INFO] [stdout] fa2bcc627166086c28c57883daef82309ad754aa35bd53c485e623aee546fffe
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+6f34f4ee074ce0affc7bbf4e2c835f66cd576f13" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b631c90f4be9a69f7bb37f9c01068fa35141837616b132426556cd5bf0498157
[INFO] running `Command { std: "docker" "start" "-a" "b631c90f4be9a69f7bb37f9c01068fa35141837616b132426556cd5bf0498157", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking ring v0.17.14
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking unicode-properties v0.1.3
[INFO] [stderr]    Compiling frunk_core v0.4.4
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking stringprep v0.1.5
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
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[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]    Compiling subprocess v0.2.9
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking sct v0.7.1
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[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking phf_shared v0.13.1
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[INFO] [stderr]    Compiling rustc_version_runtime v0.2.1
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[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling termcolor v1.4.1
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[INFO] [stderr]     Checking rustls-webpki v0.100.3
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[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking lexical v6.1.1
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[INFO] [stderr]     Checking rustc_version v0.2.3
[INFO] [stderr]     Checking phf v0.13.1
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[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]     Checking hashbrown v0.13.2
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[INFO] [stderr]     Checking serde_bytes v0.11.19
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[INFO] [stderr]    Compiling derive_utils v0.15.0
[INFO] [stderr]    Compiling mysql v24.0.0
[INFO] [stderr]     Checking retain_mut v0.1.9
[INFO] [stderr]     Checking whoami v1.6.1
[INFO] [stderr]     Checking deadpool-runtime v0.1.4
[INFO] [stderr]     Checking saturating v0.1.0
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[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking webpki-roots v0.23.1
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking pem v2.0.1
[INFO] [stderr]     Checking sha-1 v0.10.1
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]    Compiling io-enum v1.2.0
[INFO] [stderr]     Checking combine v4.6.7
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking lru v0.10.1
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking frunk v0.4.4
[INFO] [stderr]    Compiling enum-as-inner v0.4.0
[INFO] [stderr]    Compiling mysql-common-derive v0.30.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling typed-builder v0.10.0
[INFO] [stderr]    Compiling neo4rs-macros v0.2.1
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking deadpool v0.9.5
[INFO] [stderr]     Checking trust-dns-proto v0.21.2
[INFO] [stderr]     Checking neo4rs v0.6.2
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking tokio-postgres v0.7.14
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]     Checking trust-dns-resolver v0.21.2
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking postgres v0.19.11
[INFO] [stderr]     Checking mongodb v2.8.2
[INFO] [stderr]    Compiling mysql_common v0.30.6
[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:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut auth_type = "Password";
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[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:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut auth_type = "Password";
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[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 52.01s
[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 4`
[INFO] running `Command { std: "docker" "inspect" "b631c90f4be9a69f7bb37f9c01068fa35141837616b132426556cd5bf0498157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b631c90f4be9a69f7bb37f9c01068fa35141837616b132426556cd5bf0498157", kill_on_drop: false }`
[INFO] [stdout] b631c90f4be9a69f7bb37f9c01068fa35141837616b132426556cd5bf0498157